methylmalonic acid and vitamin b 12

methylmalonic acid has been researched along with vitamin b 12 in 678 studies

Research

Studies (678)

Timeframe	Studies, this research(%)	All Research%
pre-1990	89 (13.13)	18.7374
1990's	127 (18.73)	18.2507
2000's	201 (29.65)	29.6817
2010's	197 (29.06)	24.3611
2020's	64 (9.44)	2.80

Authors

Authors	Studies
Linnell, JC; Matthews, DM; Mudd, SH; Uhlendorf, BW; Wise, IJ	1
Boone, AW; Giorgio, AJ; Patten, RS; Trowbridge, M	1
Bachmann, C; Baumgartner, ER; Wick, H	1
Rosenberg, LE; Willard, HF	2
Clark, R; Lebowitz, J; Morrow, G; Revsin, B; Whelan, DT	1
Hill, R; Hurley, RM; Morris, M; Ryan, E; Spate, M; Whelan, DT	1
Cohen, JJ	1
Bachmann, C; Baumgartner, ER; Gaull, GE; Linnell, JC; Steinmann, B; Wick, H	1
Chanarin, I; Deacon, R; Halsey, MJ; Lumb, M; Minty, B; Nunn, JF; Perry, J	1
Ampola, MG; Mahoney, MJ; Nakamura, E; Tanaka, K	1
Lebowitz, J; Mahoney, MJ; Mathews, C; Morrow, G	1
Leupold, D	1
Kalamegham, R; Krishnaswamy, K	1
Fenton, WA; Rosenberg, LE	1
Drivsholm, A; Hansen, OP; Hippe, E; Linnell, JC; Quadros, E	1
Shojania, AM; Wylie, B	1
Batra, KK; Stokstad, EL; Watson, JE	1
Pedersen, VF	1
Baumgartner, ER; Egli, N; Maurer, R; Steinmann, B; Wick, H	1
Ambani, LM	1
Perri, GC	1
Cullen, RW; Oace, SM	3
Lehnert, W; Leupold, D; Schuchmann, L	1
Mostafanejad, K	1
Fatterpaker, P; Pappu, AS; Sreenivasan, A	1
Higginbottom, MC; Nyhan, WL; Sweetman, L	1
Gimsing, P; Hippe, E	1
Woolf, LI	1
Bharaj, BS; Deana, R; Siddons, RC; Verjee, ZH	1
Carson, RA; Gordon, BA	1
Ambani, LM; Hart, AC; Mahoney, MJ; Rosenberg, LE; Willard, HF	1
Gravel, RA; Mahoney, MJ; Rosenberg, LE; Ruddle, FH	1
Jacob, F; Siddons, RC	1
Dayan, AD; Siddons, RC; Spence, JA	1
Nyhan, WL	1
Rosenblatt, DS	1
Lou, W; Yao, G; Yao, SL; Yao, SS; Yao, Y	1
Andrews, ER; Crane, AM; Jansen, R; Ledley, FD	1
Cornwell, PE; Ledley, FD; Miller, RT; Page, R; Vaden, SL; Wood, PA	1
Ninan, TK; Russell, G; Thom, H	1
Jensen, MK; Moelby, L; Nielsen, G; Rasmussen, K; Thomsen, LH	1
Moelby, L; Rasmussen, HH; Rasmussen, K	1
Allen, RH; Grigsby, J; Kaye, K; Kelly, JP; Lindenbaum, J; Matthews, LM; Pennypacker, LC; Stabler, SP	1
Bellini, C; Bonacci, W; Caruso, U; Cerone, R; Fowler, B; Magliano, CP; Romano, C; Serra, G	1
Jensen, MK; Mølby, L; Pedersen, KO; Rasmussen, K	1
Jensen, MK; Mortensen, ES; Mølby, L; Pedersen, KO; Rasmussen, K	1
Pedersen, KO; Rasmussen, K; Sillesen, S	1
Carmel, R	3
Casella, JF; Geraghty, MT; Hayflick, SJ; Martin, LS; Perlman, EJ; Rosenblatt, DS; Valle, D	1
Lambert, MA; Lemieux, B; Michaud, JL; Ogier, H	1
Brass, EP; Chang, M; Hoppel, CL; Krahenbuhl, S	1
Crane, AM; Jansen, R; Ledley, FD; Raff, ML; Rosenblatt, DS	1
Crane, AM; Ledley, FD; Wilkemeyer, MF	1
Allen, RH; Brass, EP; Marcell, PD; Stabler, SP	1
Chalmers, RA; Davies, SE; Iles, RA; Stacey, TE	1
Blanchflower, WJ; Kennedy, DG; O'Harte, FP; Rice, DA	2
Fyfe, JC; Giger, U; Hall, CA; Jezyk, PF; Klumpp, SA; Levine, JS; Patterson, DF	1
Baumgartner, R; Spaapen, LJ; van der Meer, SB; Wendel, U	1
Fisher, GE	1
Ajami, A; Barshop, BA; Nyhan, WL; Prodanos, C; Smith, M; Sweetman, FR; Sweetman, L; Wolff, JA; Yoshida, I	1
Ho, ML; Miller, DR; Norman, EJ; Specker, BL	1
D'Angio, CT; Dillon, MJ; Leonard, JV	1
Sakamoto, S	1
Baumgartner, R; Bubl, R; Kühne, T	1
Ledley, FD; Levy, HL; Rosenblatt, DS; Shapira, SK	1
Ulvund, MJ	1
Allen, L; Black, A; Morrow, F; Specker, BL	1
Fowler, B; Jakobs, C; Kleijer, WJ; Spaapen, LJ; van der Meer, SB; Wendel, U	1
Brazerol, W; Ho, ML; Norman, EJ; Specker, BL	1
Barshop, BA; Green, R; Holm, J; Jones, G; Leslie, J; Nyhan, WL; Prodanos, C; Sweetman, L; Wolff, J; Yu, A	1
Baumgartner, R; Briones, P; Campistol, J; Lluch, M; Maya, A; Pascual, P; Ribes, A; Rodes, M; Suormala, T; Vilaseca, MA	1
MacPherson, A; Paterson, JE	1
Allen, RH; Lindenbaum, J; Savage, DG; Stabler, SP	2
Jensen, J; Kristensen, MO; Møller, J; Ostergaard, K; Rasmussen, K	1
Blanchflower, WJ; Goodall, EA; McLoughlin, M; McMurray, CH; Rice, DA	2
Ito, Y; Koga, Y; Morita, J; Yamashita, F; Yano, S; Yoshida, I; Yoshino, M	1
Bailey, LB; Molloy, A; Rice, D; Scott, J	1
Rasmussen, K	1
Jensen, MK; Moelby, L; Rasmussen, K	1
MacPherson, A	1
Goto, S; Iseki, T; Kakinuma, H; Kanazawa, S; Kondo, H; Ohto, M; Okuda, K; Yonemitsu, H	1
Thenen, SW	1
Isenberg, JN; Mamlok, RJ; Norcross, K; Rassin, DK; Tallan, HH	1
Kakinuma, H; Kondo, H; Nakajima, H; Nomoto, Y; Ogura, N; Ohtake, A; Okuda, K; Takayanagi, M; Terada, H	1
Bick, D; Mahoney, MJ	1
Carmel, R; Goodman, SI; Rosenblatt, DS; Watkins, D	1
Ohura, T	1
Keating, JN; Kusano, G; Stokstad, EL	1
Kelly, P; Rosenblatt, DS; Tuchman, M; Watkins, D	1
Nair, CP; Stokstad, EL	1
Allen, RH; Bartholomew, DW; Batshaw, ML; Francomano, CA; Roe, CR; Rosenblatt, D; Valle, DL	1
Greene, H; Hayes, KC; Miller, D; Norman, EJ; Specker, BL	1
Allen, RH; Brust, JC; Garrett, TJ; Healton, EB; Lindenbaum, J; Marcell, PD; Podell, ER; Savage, DG; Stabler, SP	1
Feussner, JR; Matchar, DB	1
Feussner, JR; Gale, D; Matchar, DB; Millington, DS; Watson, DJ; Wilkinson, RH	1
Allen, RH; Lindenbaum, J; Marcell, PD; Podell, ER; Stabler, SP	1
Korf, B; Levy, HL; Wallman, JK	1
Dallaire, L; Geoffroy, G; Homsy, MB; Melançon, SB; Mitchell, GA; Orquin, J; Rosenblatt, DS; Watkins, D	1
Auchterlonie, IA; Campbell, AG; Thom, H	1
Hogenkamp, HP; Hrushesky, WJ; Roelofs, R; Trugman, J	1
Armstrong, BK	1
Balfour, IC; Lane, DW	1
Bartlett, K; Charpentier, C; Coude, FX; Gompertz, D; Ogier, H; Pham Dinh, D; Saudubray, JM	1
Mahoney, MJ; Matsui, SM; Rosenberg, LE	1
Baumgartner, R; Cantani, A; Castro, M; Giardini, O; Sabetta, G	1
Bartlett, K	1
Batshaw, ML; Cohen, SR; Mahoney, MJ; Matalon, R; Thomas, GH	1
Dowton, SB; Fulton, AB; Levy, HL; Robb, RM	1
Shinnar, S; Singer, HS	1
Carnevale, F; di Bitonto, G; Francioso, G; Paganetti, G; Penza, R; Vecchio, F	1
Hansen, HG; Heuer, R; Karsten, J; Kneer, J; Wulff, UC	1
Cowger, M; Kelly, S	1
Linnell, JC; Matthews, DM	1
Carmel, R; Goodman, SI	1
Denton, MD; Martelo, OJ; Norman, EJ	1
Hayasaka, K; Ichinohazama, Y; Igarashi, Y; Narisawa, K; Onodera, H; Oohara, K; Saitoh, T; Satoh, T; Tada, K	1
Capece, G; Giliberti, P; Militerni, R; Pignero, A	1
Duncan, WR; Garton, GA; Morrison, ER	1
Beck, RA; Brink, JJ; Miller, JS; Thenen, SW	1
Cogan, DG; Mudd, SH; Porter, RJ; Schulman, J	1
Aoki, K; Aramaki, S; Inokuchi, T; Mikami, H; Narisawa, K; Ohura, T; Soda, H; Yoshida, I	1
Adams, MJ; Cheek, JE; Haddow, JE; Henry, JP; Khoury, MJ; Knight, GJ; Scanlon, KS; Stabler, SP; Stevenson, RE; Sylvester, GC	1
Kosonen, T; Pihko, H	1
Allen, RH; Joosten, E; Lindenbaum, J; Naurath, HJ; Riezler, R; Stabler, SP	1
Fernandez, MA; Leupold, D; Wendel, U; Zass, R	1
Gräsbeck, R; Hansen, M; Lindgren, A; Nexø, E; Rasmussen, K	1
Conley, MR; Kirke, PN; Lee, YJ; McPartlin, JM; Mills, JL; Scott, JM; Weir, DG	1
Cooper, BA; Qureshi, AA; Rosenblatt, DS	1
Blanchflower, WJ; Kennedy, DG; Kennedy, S; Molloy, AM; Scott, JM; Weir, DG; Young, PB	1
Crane, AM; Ledley, FD	1
Chadefaux-Vekemans, B; Divry, P; Kamoun, P; Lyonnet, S; Rabier, D; Rolland, MO	1
Feussner, JR; Matchar, DB; McCrory, DC; Millington, DS	1
Daughtry, M; Galvez, N; Goodkin, DE; Green, R; Jacobsen, DW; Secic, M	1
Bonnefont, JP; Charpentier, C; Depondt, E; Hubert, P; Ogier, H; Poggi, F; Rabier, D; Rapoport, D; Spada, M; van der Meer, SB	1
Allen, RH; Kolhouse, JF; Stabler, SP	1
de Rooij, S; Hooijer, C; Thijssen, C; van Bruggen, R	1
van den Berg, H	1
Specker, BL	1
Criel, A; Devos, P; Goossens, W; Joosten, E; Lesaffre, E; Pelemans, W; Verhaeghe, R	1
Christensen, JE; Gulmann, NC; Kristensen, MO; Ostergaard, K; Rasmussen, K	1
Morrison, JA; Norman, EJ	1
Baumgartner, ER; Bogdahn, U; Fowler, B; Gold, R; Kappos, L; Toyka, KV; Wendel, U	1
Guttormsen, AB; Refsum, H; Schneede, J; Ueland, PM	1
Abrahm, JL; Allen, RH; Berry, GT; Chin, MM; Gracely, EJ; Stabler, SP; Sumner, AE	1
Dybkjaer, L; Lyngbak, M; Møller, J; Pedersen, AM; Rasmussen, K	1
Drennan, CL; Fenton, WA; Ledley, FD; Ludwig, ML; Matthews, RG; Rosenblatt, DS	1
Adjalla, C; Belleville, F; Benhayoun, S; Felden, F; Gaucher, P; Gelot, MA; Gerard, P; Guéant, JL; Lambert, D; Nicolas, JP; Renkes, P	1
Kennedy, DG; Kennedy, S; Young, PB	1
Allen, RH; Lindenbaum, J; Stabler, SP	3
Baumgartner, R; Bremer, HJ; Hoffmann, GF; Jakobs, C; Mayatepek, E; Schulze, A; Trefz, FK	1
Aoki, K; Aramaki, S; Inokuchi, T; Kato, H; Kuriya, N; Soda, H; Yoshida, I; Yoshino, M	1
Pintos Morell, G; Prats Viñas, LJ; Ribes Rubió, A; Rodés Monegal, M; Rodrigo Gonzalo de Liria, C; Rogé Canales, M; Vaquero Pérez, M	1
Leeming, RJ	1
Joosten, E; Lesaffre, E; Riezler, R	1
Azen, C; Carmel, R; Green, R; Howard, JM; Jacobsen, DW	2
Adjalla, C; Belleville, F; Benhayoun, S; Felden, F; Gaucher, P; Gélot, MM; Gérard, P; Guéant, JL; Lambert, D; Nicolas, JP; Renkes, P	1
Alm, B; Anderson, A; Fäldt, R; Gustafson, L; Hultberg, B; Nilsson, K; Nilsson, R; Vaara, I	1
Delva, MD	1
Allen, RH; Buccellato, FR; Lindenbaum, J; Lorenzini, EC; Morabito, A; Scalabrino, G; Tredici, G	1
Adjalla, C; Beliah, M; Benhayoun, S; Gélot, MA; Guéant, JL; Lambert, D; Messing, B; Nicolas, JP; Thuillier, F	1
Chanarin, I; Metz, J	1
Farfel, Z; Mouallem, M; Sela, BA; Zlotnik, J	1
Das, AM	1
Allen, LH; Casterline, JE; Ruel, MT	1
Bjerve, KS; Carlsen, SM; Følling, I; Grill, V; Refsum, H; Schneede, J	1
Cicchetti, G; Marín, GH; Tentoni, J	1
Johansson, KW; Kilander, AF; Lindgren, A; Nilsson, O; Swolin, B	1
Gearhart, JP; Jeffs, RD; Kalloo, NB	1
Andersson, HC; Shapira, E	1
Endo, M; Funada, U; Kawata, T; Kuwamori, M; Maekawa, A; Tadokoro, T; Tanaka, N; Wada, M; Yamada, K	1
Gérard, M; Ogier de Baulny, H; Saudubray, JM; Zittoun, J	1
Yoshino, M	1
Abrahamsson, L; Friman, C; Nilsson, B; Norberg, B; Pettersson, T	1
Sato, K	1
de Jong, JG; Hoefnagels, WH; Karlietis, MH; Poels, PJ; van Asselt, DZ; Wevers, RA	1
Allen, RH; Del Giacco, EJ; Kuzminski, AM; Lindenbaum, J; Stabler, SP	1
Biemond, I; Blom, HJ; de Groot, LC; Hoefnagels, WH; van Asselt, DZ; van Staveren, WA; Wevers, RA	1
Leonard, J; Nicolaides, P; Surtees, R	1
Bhatt, HR; Bunker, CA; Farrell, AM	1
Bernard, MA; Kashner, TM; Nakonezny, PA	1
Stabler, SP	2
Dowton, SB; Mantia, C; Ueda, K; Waggoner, DJ	1
Chadefaux-Vekemans, B; Garcia, MJ; Jakobs, C; Kamoun, P; Merinero, B; Pérez-Cerdá, C; Tonetti, C; Ugarte, M; Zittoun, J	1
Hølleland, G; Lund, PK; Refsum, H; Sandberg, S; Schneede, J; Ueland, PM	1
Hyder, A; Lesho, EP	1
de Boer, E; Refsum, H; Schneede, J; Thomas, CM; Ueland, PM; van Dusseldorp, M; van Staveren, WA	1
Bagge, E; Kilander, A; Lindgren, A; Nexø, E	1
Ambrosch, A; Dierkes, J; Domröse, U; Guttormsen, AB; Luley, C; Neumann, KH; Schneede, J	1
Caruso, U; Cerone, R; Gatti, R; Lupino, S; Schiaffino, MC	1
Snow, CF	1
Barkovich, AJ; Enns, GM; Fredrick, DR; Ohnstad, C; Packman, S; Rosenblatt, DS; Weisiger, K	1
Bächli, E; Fehr, J	1
van den Ingh, TS; Vellema, P; Wouda, W	1
Augoustides-Savvopoulou, P; Mylonas, I; Rosenblatt, DS; Sewell, AC	1
Norberg, B	2
Björkegren, K; Svärdsudd, K	5
Norman, EJ	1
Bagge, E; Cederblad, A; Kilander, AF; Lindgren, A; Nilsson, O; Persson, H	1
Baumgartner, ER; Bibi, H; Gelman-Kohan, Z; Rosenblatt, DS	1
Desnick, RJ; Eddleman, K; Gaddipati, S; Sansaricq, C; Snyderman, SE; Wasserstein, MP	1
Azen, C; Carmel, R; Florea, M; Green, R; Jacobsen, DW; Rasmussen, K	1
Bar, J; Hod, M; Orvieto, R; Pardo, J; Peled, Y; Rafael, ZB; Sela, BA	1
Dehlin, O; Hagberg, B; Hultberg, B; Jensen, E; Samuelsson, G; Svensson, T	1
Moelby, L; Nielsen, G; Rasmussen, K; Ring, T	1
Fukuda, M; Yamada, K; Yamada, S; Yamada, Y	1
Gustafson, L; Hultberg, B; Nilsson, K	2
Allen, RH; Lindenbaum, J; Ogundipe, A; Savage, DG; Stabler, SP	1
Allen, RH; Barbé, FM; Droesch, S; Gaire, D; Lambert, DA; Nicolas, JP; Sponne, IE; Stabler, SP	1
Isshiki, T; Kawanishi, T; Kawata, T; Kunou, A; Maekawa, A; Onoda, J; Tadokoro, T; Tobimatsu, T; Toraya, T; Wada, M; Yamada, K	1
Klee, GG	1
Beatty, S; Lloyd, IC; Patton, N; Wraith, JE	1
Lindgren, A	1
Bie, RB; Bolann, BJ; Grøttum, KA; Loraas, A; Refsum, H; Schjøth, A; Schneede, J; Solli, JD; Stallemo, A; Stokkeland, M; Ueland, PM	1
Bodis, M; Geisel, J; Herrmann, W; Knapp, JP; Müller, A; Schorr, H; Stein, G	1
Donaldson, MS	1
Kirchgessner, M; Müller, H; Schwarz, FJ; Stangl, GI	1
Kawakami, C; Tamai, H	1
Allen, RH; Baumgartner, RN; Garry, PJ; Koehler, KM; Rimm, EB; Stabler, SP	1
Hoffer, LJ; Kaplan, LN; Mamer, OA	1
Biancheri, R; Caruso, U; Cerone, R; Gatti, R; Perrone, MV; Rossi, A; Schiaffino, MC; Veneselli, E	1
Appel, SH; Beaudet, AL; Bodamer, OA; Rosenblatt, DS	1
Aguirre Errasti, C; Alonso Alonso, JJ; Barreiro García, G; Cánovas Fernández, A; de la Prieta López, R	1
Elin, RJ; Winter, WE	1
Ellegaard, J; Hvas, AM; Nexø, E	3
Abe, K; Ebara, S; Miyamoto, E; Nakano, Y; Sugiyama, S; Takenaka, S; Tamura, Y; Tsuyama, S; Watanabe, F	1
Ebara, S; Inui, H; Miyamoto, E; Nakano, Y; Takenaka, H; Takenaka, S; Tanaka, N; Watanabe, F; Yamaguchi, Y	1
Gadkari, M; Guttormsen, AB; Joglekar, A; Orning, L; Refsum, H; Sayyad, MG; Schneede, J; Ueland, PM; Ulvik, A; Vollset, SE; Yajnik, CS	1
Hultdin, J; Lökk, J; Nilsson, M; Norberg, B; Sandström, H; Westman, G	1
Bjørke Monsen, AL; Guttormsen, AB; Markestad, T; Refsum, H; Solheim, E; Ueland, PM; Vollset, SE	1
Bodis, M; Geisel, J; Herrmann, W; Hübner, U; Knapp, JP; Schorr, H; Zimbelmann, I	1
Naurath, HJ; Pütter, S; Riezler, R; Ubbink, JB	1
Bondevik, GT; Kvåle, G; Lie, RT; Refsum, H; Schneede, J; Ulstein, M	1
Abrahamov, A; Algur, N; Elstein, D; Elstein, Y; Gielchinsky, Y; Green, R; Lahad, A; Miller, JW; Shinar, E; Zimran, A	1
Bjørke Monsen, AL; Ueland, PM	1
Adachi, S; Ebara, S; Inui, H; Matsumura, T; Miyatake, K; Nakano, Y; Takenaka, S; Toyoshima, S; Watanabe, F; Yamaji, R	1
Ruaux, CG; Steiner, JM; Williams, DA	1
Jonsson, O; Kilander, A; Lindgren, A; Olofsson, G; Ung, KA	1
Harper, CM; Payne, TA; Pittock, SJ	1
Page, RL; Ruscin, JM; Valuck, RJ	1
Funamizu, M; Hata, A; Hayashi, K; Hiejima, Y; Hirayama, H; Kawabata, M; Makita, Y; Nakamura, T; Saionji, K; Tago, K; Tajiri, M; Takano, H	1
Allen, RA; Beresford, SA; Brodkin, KI; Rajan, S; Stabler, SP; Wallace, JI	1
Biancheri, R; Caruso, U; Cerone, R; Minniti, G; Perrone, MV; Rossi, A; Schiaffino, MC; Tortori-Donati, P; Veneselli, E	1
Abd-el-Gawa, G; Abrahamsson, K; Hanson, E; Hjälmås, K; Norlén, L	1
Elian, KM; Hoffer, LJ	2
Ellegaard, J; Hvas, AM; Lous, J; Nexø, E	1
Flynn, MA; Garrod, MG; Green, R; Miller, JW; Ramos, MI	1
Cheng, G; Kwok, T; Lai, WK; Pang, CP; Woo, J	1
Boneh, A; Garra, G; Greaves, RF; Pitt, JJ	1
Baiocco, F; Boenzi, S; Deodato, F; Dionisi-Vici, C; Rizzo, C; Sabetta, G	1
Ward, PC	1
Day, A; Evans, L; Freedman, M; Garcia, A; Paris-Pombo, A	1
Jacques, PF; Morris, MS; Rosenberg, IH; Selhub, J	2
Herrmann, W; Jouma, M; Obeid, R	1
Allen, RH; Beresford, SA; Brodkin, KI; Rajan, S; Stabler, SP; Wallace, JI	1
Geisel, J; Herrmann, W	1
Dobson, CM; Gravel, RA; Hudson, TJ; Kadir, H; Leclerc, D; Lerner-Ellis, JP; Narang, M; Rosenblatt, DS; Wai, T	1
Allen, RH; Baker, SD; Calvert, AH; Nelson, K; Niyikiza, C; Paoletti, P; Rusthoven, JJ; Seitz, DE; Stabler, SP; Walling, JM	1
Allen, LH; Boy, E; Chew, F; Green, R; Miller, JW; Rodriguez, M; Rogers, LM	1
Allen, LH; Boy, E; Green, R; Miller, JW; Rogers, LM; Sabel, JC	1
Ellegaard, J; Hvas, AM; Juul, S; Nexø, E	1
Adiga, GU; Dharmarajan, TS	1
Bates, CJ; Mansoor, MA; Mishra, G; Prentice, A; Schneede, J	1
Allen, R; Bunn, PA; Calvert, AH; Hanauske, AR; Niyikiza, C; Paoletti, P; Rusthoven, JJ	1
Bridge, PJ; Fung, E; Hyndman, ME; Manns, BJ; Parsons, HG; Scott-Douglas, NW; Snyder, FF	1
Chin A Paw, MJ; De Groot, LC; de Jong, N; Dhonukshe-Rutten, RA; Hiddink, GJ; Lips, M; van Dusseldorp, M; van Staveren, WA	1
Brown, DL; Oh, R	1
Arnadottir, M; Hultberg, B	1
Adachi, S; Ebara, S; Enomoto, T; Inui, H; Nakano, Y; Takenaka, S; Watanabe, F; Yamaji, R	1
Gustafson, L; Hultberg, B; Isaksson, A; Nilsson, K	1
Birks, J; Clarke, R; Evans, JG; Johnston, C; McPartlin, J; Nexo, E; Refsum, H; Schneede, J; Scott, JM; Sherliker, P; Ueland, PM	1
Baumoehl, Y; Caspi, D; Elkayam, O; Habot, B; Leibovitz, A; Levartovsky, D; Litinsky, I; Paran, D; Segal, R; Sela, BA; Wigler, I	1
Geisel, J; Herrmann, W; Obeid, R; Schorr, H; Zarzour, W	1
Avşar, K; Cetin, M; Gök, M; Gültepe, M; Ozcan, O; Ozdemir, AS	1
Balla, B; Brattström, L; Hebelka, H; Hultgren, M; Kågedal, B; Landtblom, AM; Leerbeck, K; Mattsson, E; Nilsson, H; Osterberg, A; Vrethem, M	1
Geisel, J; Herrmann, W; Obeid, R; Schorr, H	3
Borch, K; Marcusson, J; Mårdh, E; Mårdh, S; Nägga, K; Rajani, R	1
Benoist, JF; Bolgert, F; Demeret, S; Gervais, D; Ogier de Baulny, H; Pierrot-Deseilligny, C; Roze, E; Said, G; Zittoun, J	1
Lewerin, C; Lindstedt, G; Matousek, M; Nilsson-Ehle, H; Steen, B	1
Kjaerstad, SI; Schneede, J; Ueland, PM	1
Markestad, T; Monsen, AL; Refsum, H; Ueland, PM	1
Georg, T; Herrmann, M; Herrmann, W; Kindermann, W; Obeid, R; Scharhag, J; Schorr, H; Urhausen, A; Wilkinson, J	1
Evans, LR; Freedman, M; Garcia, AA; Haron, Y; Roman, GC; Smith, MG	1
Eckert, R; Herrmann, W; Obeid, R; Schorr, H	1
Bjørke Monsen, AL; Markestad, T; Refsum, H; Ueland, PM; Vollset, SE	1
Anandakumar, P; Arrowsmith, CH; Cheung, F; Christendat, D; Edwards, AM; Gu, J; Joachimiak, A; Lew, JM; Pennycooke, M; Sanishvili, R; Saridakis, V; Xu, X; Yakunin, A	1
Arai, K; Funada, U; Kawata, T; Kuwamori, M; Maekawa, A; Matsushita, M; Sanai, T; Tadokoro, T; Tanaka, N; Wada, M; Yamada, H; Yamamoto, Y	1
Cole, DE; Delgado, DH; Evrovski, J; Keren, ES; Langman, LJ; Mamer, OA; Miner, SE; Miriuka, SG; Ross, HJ	1
Kakinuma, H; Kobayashi, A; Takahashi, H	1
Albanes, D; Baer, DJ; Brown, ED; Campbell, WS; Clevidence, BA; Dorgan, JF; Gunter, EW; Hartman, TJ; Judd, JT; Laufer, EM; Taylor, PR	1
Barnfield, P; Calver, DM; Champion, MP; Dalton, RN; Francis, PJ; Turner, C	1
Hahn, A; Hermann, S; Wolters, M	1
Liu, W; Luo, X; Ning, Q; Wang, M; Wei, H; Zhang, L	1
Cheng, G; Kwok, T; Lai, WK; Pang, CP; Poon, P; Woo, J	1
de Groot, LC; Dhonukshe-Rutten, RA; Schneede, J; van Dusseldorp, M; van Staveren, WA	1
Dueland, S; Guren, MG; Nexø, E; Schneede, J; Tveit, KM; Ueland, PM	1
Solomon, LR	7
Antonello, RM; Bava, A; Cattaruzza, T; Cazzato, G; Moretti, R; Torre, P	1
Dobson, CM; Doré, C; Gravel, RA; Leclerc, D; Lepage, P; Lerner-Ellis, JP; Rosenblatt, DS; Tirone, JC; Wai, T; Watkins, D	1
Herrmann, W; Köhler, H; Kuhlmann, MK; Obeid, R	1
Geisel, J; Herrmann, W; Hübner, U; Koch, I; Obeid, R; Retzke, U	1
Hasegawa, Y; Hori, D; Kimura, M; Verma, IC; Yamaguchi, S; Yang, Y	1
Herrmann, W; Kirsch, CM; Kuhlmann, M; Obeid, R	1
Girard, CL; Matte, JJ	1
Bjørke Monsen, AL; Riedel, B; Schneede, J; Ueland, PM	1
Cole, DE; Ray, JG	1
Hvas, AM; Nexo, E	1
Hahn, A; Ströhle, A; Wolters, M	1
Fowler, B; Herrmann, W; Kuhlmann, MK; Makowski, J; Obeid, R; Schorr, H	1
Beaudet, AL; Bodamer, OA; Bottiglieri, T; O'Brien, WE; Sahoo, T; Scaglia, F; Stöckler-Ipsiroglu, S; Wagner, C	1
Boxer, AL; Finley, R; Goldman, J; Johnston, K; Kramer, JH; Miller, BL	1
Allen, RH; Dolce, EB; Johnson, MA; Lewis, MS; Miller, LS; Stabler, SP	1
Clarke, R; de Groot, LC; Eussen, SJ; Hoefnagels, WH; Schneede, J; Ueland, PM; van Staveren, WA	1
Jacques, PF; Morris, MS; Selhub, J	1
Tanpaiboon, P	1
Shojania, AM	1
Schneede, J; Ueland, PM	1
Caudill, SP; Gunter, EW; Osterloh, J; Pfeiffer, CM; Sampson, EJ	1
Blom, HJ; de Groot, LC; Dhonukshe-Rutten, RA; Eussen, SJ; van Staveren, WA; van Zutphen, M	1
Henriksen, TB; Møller, J; Møller, UK; Nexø, E; Ramlau-Hansen, CH	1
Burke, J; Coman, D; Huang, J; McGill, J; McTaggart, S; Ohura, T; Sakamoto, O	1
Coates, T; Gonzalez-Gomez, I; Wu, S; Yano, S	1
Herrmann, M; Herrmann, W; Kindermann, W; Obeid, R; Scharhag, J	1
Gilfix, BM	1
Antonicka, H; Atkinson, JL; Coulton, JW; Dobson, CM; Doré, C; Dunbar, GV; Forgetta, V; Fujiwara, TM; Gravel, RA; Hosack, AR; Leclerc, D; Lepage, P; Lerner-Ellis, JP; Moras, E; Morel, CF; Morgan, K; Pawelek, PD; Rommens, JM; Rosenblatt, DS; Shoubridge, EA; Tirone, JC; Watkins, D	1
de Rooij, SE; Fischer, C; Hoekstra, JB; Huijmans, JG; Wiersinga, WJ	1
Bor, MV; Lydeking-Olsen, E; Møller, J; Nexø, E	1
Dobson, CM; Gradinger, AB; Gravel, RA; Lepage, P; Lerner-Ellis, JP; Montpetit, A; Rosenblatt, DS; Tirone, JC; Villeneuve, A; Watkins, D	1
Bergholt, T; Byg, KE; Eriksen, L; Hvas, AM; Milman, N	2
Thiele, J; Van Raamsdonk, JM	1
Lerner-Ellis, JP; Morel, CF; Rosenblatt, DS	1
Blom, HJ; Bloo, RJ; Clarke, R; de Groot, LC; Eussen, SJ; Hoefnagels, WH; Joosten, LW; Schneede, J; Ueland, PM; van Staveren, WA	1
Herrmann, W; Hoever, J; Klockgether, T; Linnebank, M; Sturm, KU; Wellmer, J	1
Becker, G; Fassbender, K; Herrmann, W; Kasoha, M; Knapp, JP; Kostopoulos, P; Obeid, R	1
Cravens, DD; Nashelsky, J; Oh, RC	1
Lewerin, C; Ljungman, S; Nilsson-Ehle, H	1
Irjala, K; Isoaho, R; Kivelä, SL; Koskinen, P; Loikas, S; Löppönen, M; Pelliniemi, TT	1
Aarsetøy, H; Grundt, H; Mansoor, MA; Nilsen, DW; Reine, A; Valente, E	1
Domínguez, CL; Mahfoud, A; Merinero, B; Pérez, A; Pérez, B; Rizzo, C	1
Baer, DJ; Clevidence, BA; Ettinger, S; Hartman, TJ; Johnson, L; Mahabir, S; Taylor, PR	1
Allen, RH; Barbosa, PR; Braga, RC; Guerra-Shinohara, EM; Hirata, MH; Hirata, RD; Machado, AL; Sampaio-Neto, LF; Stabler, SP	1
Aloe, L; Gammella, E; Mutti, E; Scalabrino, G; Stampachiacchere, B; Stampachiacchiere, B; Tacchini, L; Triaca, V; Veber, D	1
Baumgartner, ER; Baumgartner, MR; Burgard, P; Fowler, B; Garbade, SF; Hoffmann, GF; Hörster, F; Kölker, S; Suormala, T; Viardot, C	1
Guo, F; Jia, Z; Wang, R; Zhang, W; Zhu, X	1
Blom, HJ; de Groot, LC; Eussen, SJ; Hiddink, GJ; Hoefnagels, WH; Schneede, J; Ueland, PM; van Staveren, WA	1
Bahl, R; Bhan, MK; Bhandari, N; Gjessing, HK; Refsum, H; Schneede, J; Sommerfelt, H; Strand, TA; Taneja, S; Ueland, PM	1
Amick, AN; Nardin, RA; Raynor, EM	1
Arija, V; Fernandez-Ballart, JD; Molloy, AM; Murphy, MM; Schneede, J; Scott, JM; Ueland, PM	1
Blom, HJ; Heil, SG; Hogeveen, M; Kluijtmans, LA; Morava, E; van de Berg, GB; van Dijken, PJ	1
Bhat, DS; Coyaji, KJ; Deshpande, SS; Deshpande, VU; Fall, CH; Fisher, DJ; Jackson, AA; Joglekar, CV; Joshi, N; Lubree, HG; Naik, SS; Rao, S; Refsum, H; Rege, SS; Yajnik, CS	1
Lerner-Ellis, JP; Morel, CF; Rosenblatt, DS; Scharer, G; Thomas, JA; Tsai, AC; Yang, M	1
Greenberg, CR; Prasad, AN; Prasad, C; Sharma, AP	1
Clarke, SJ; Li, KM; Rivory, LP	1
Dong, JH; Jiang, YW; Liu, P; Qin, J; Song, JQ; Wang, LF; Wu, XR; Yan, R; Yang, YL; Zhang, Y; Zhang, YH	1
Aldamiz-Echevarría, L; Campos, J; Cornejo, V; Del Toro, M; Desviat, LR; García, MJ; Mahfoud, A; Martínez, MA; Martínez-Pardo, M; Merinero, B; Parini, R; Pedrón, C; Peña-Quintana, L; Pérez, B; Pérez, M; Pérez-Cerdá, C; Pourfarzam, M; Rincón, A; Sala, PR; Ugarte, M	1
Bahl, R; Bhan, MK; Bhandari, N; Refsum, H; Schneede, J; Sommerfelt, H; Strand, TA; Taneja, S; Ueland, PM	1
Birks, J; Clarke, R; Evans, JG; Molloy, A; Nexo, E; Schneede, J; Scott, J; Ueland, PM	1
Agudo, A; Allen, N; Barricarte, A; Berglund, G; Bingham, S; Boeing, H; Boutron-Ruault, MC; Büchner, FL; Bueno-de-Mesquita, HB; Capella, G; Carneiro, F; Clavel-Chapelon, F; Del Giudice, G; Dorronsoro, M; Eussen, S; Ferrari, P; Fredriksen, A; Gjessing, HK; González, CA; Hallmans, G; Igland, J; Jenab, M; Kaaks, R; Key, TJ; Linseisen, J; Lund, E; Manjer, J; Martínez, C; Meyer, K; Navarro, C; Numans, ME; Overvad, K; Pala, V; Palli, D; Panico, S; Peeters, PH; Pera, G; Quirós, JR; Riboli, E; Sala, N; Slimani, N; Stenling, R; Tjønneland, A; Trichopoulou, A; Tumino, R; Ueland, PM; Vineis, P; Vollset, SE; Weikert, C	1
Allen, RH; Barbosa, PR; Carvalho, FR; Guerra-Shinohara, EM; Hirata, MH; Hirata, RD; Luchessi, AD; Stabler, SP; Trentin, R	1
Allen, RH; De Chicchis, AR; Johnson, MA; Park, S; Shea-Miller, K; Stabler, SP	1
Herrmann, W; Obeid, R	1
Chhichhia, P; Hinckson, E; Nabiryo, C; Rush, EC	1
Blom, H; den Heijer, M; Hogeveen, M; Kluijtmans, L; van Beynum, I; van Rooij, A	1
Baumgartner, MR; Coelho, D; Fowler, B; Lerner-Ellis, JP; Newbold, RF; Rosenblatt, DS; Stucki, M; Suormala, T	1
Baumgartner, MR; Fowler, B; Leonard, JV	1
Aydin, HI; Baumgartner, MR; Bodamer, OA; Burlina, AB; Das, AM; DeKlerk, JB; Geb, S; Gökcay, G; Grünewald, S; Guffon, N; Hörster, F; Kölker, S; Lindner, M; Maier, EM; Morava, E; Müller, E; Schwahn, B; Walter, JH; Wendel, U; Wijburg, FA; Zwickler, T	1
Husek, P; Simek, P; Zahradnícková, H	1
Bjørke-Monsen, AL; Markestad, T; Saetran, H; Torsvik, I; Ueland, PM	1
Hay, G; Johnston, C; Refsum, H; Trygg, K; Whitelaw, A	2
Brouwer, IA; Clarke, R; Katan, MB; Verhoef, P; Winkels, RM	1
Choumenkovitch, S; Dallal, G; Jacques, PF; Rogers, G; Selhub, J	1
Brown, MS; Furtado, S; Suchowersky, O; Toth, C; Zochodne, D	1
Allen, RH; Carvalho, FR; Guerra-Shinohara, EM; Hirata, MH; Hirata, RD; Lopreato, FR; Robi, DL; Sampaio-Neto, LF; Stabler, SP	1
Feigenbaum, A; Gerth, C; Levin, AV; Morel, CF	1
Refsum, H; Smith, AD	2
Cole, DE; Ray, JG; Thompson, MD	1
Baumgartner, M; Becker, C; Buers, I; Fowler, B; Gailus, S; Gasnier, B; Höhne, W; Marquardt, T; Miousse, IR; Nürnberg, G; Nürnberg, P; Robenek, H; Rosenblatt, DS; Rutsch, F; Sagné, C; Sharifi, A; Stucki, M; Suormala, T; Toliat, MR; Wittkampf, T	1
Bassim, CW; Domingo, DL; Guadagnini, JP; Hart, TC; Muralidharan, R; Sloan, J; Venditti, CP; Wright, JT	1
Evans, DA; Morris, MC; Tang, Y; Tangney, CC	1
Hahn, A; Stettin, D; Ströhle, A; Waldmann, A	1
Furlong, JM; Gruner, TM; Sedcole, JR; Sykes, AR	1
Coskun, O; Inan, L; Kara, N; Saydam, G; Senes, M; Yucel, D	1
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Blom, HJ; Bravenboer, N; de Groot, LC; de Vries, TJ; Dhonukshe-Rutten, RA; Everts, V; Lute, C; Müller, M; Steegenga, WT; Vaes, BL	1
Hoey, L; McNulty, H; Strain, JJ	1
Duffull, SB; Fleisher, M; Hamlin, P; Horwitz, S; Mould, DR; Neylon, E; O'Connor, OA; Saunders, ME; Sirotnak, F; Sweeney, K	1
Bodamer, OA; Fowler, B; Hung, C; Kis, A; Minkov, M; Mühl, A; Nexo, E; Ratschmann, R; Rupar, T	1
Froese, DS; Gravel, RA; Healy, S; Zhang, J	1
Haarmann, A; Kölker, S; Morath, MA; Okun, JG; Opp, S; Sauer, SW	1
Drevon, CA; Nurk, E; Oulhaj, A; Refsum, H; Smith, AD; Tell, GS; Ueland, PM; Vogiatzoglou, A; Vollset, SE	1
Allen, RH; Crossey, MJ; Glew, RH; Kellywood, J; Obande, OS; Patel, A; Stabler, SP; Ujah, IA; Vanderjagt, DJ	1
Caggana, M; Cohen-Pfeffer, JL; Diaz, GA; Kirmse, BM; McGuire, PJ; Morrissey, MA; Salveson, BR; Sunny, S; Wasserstein, MP; Weisfeld-Adams, JD; Yu, C	1
Toth, C; Wile, DJ	1
Fedosov, SN	1
Allen, RH; Bailey, LB; Bor, MV; Kauwell, GP; Maneval, DR; Nexo, E; Stabler, SP; von Castel-Roberts, KM	1
Annichino-Bizzacchi, JM; Costa, FF; Saad, ST; Xavier, JM	1
Allen, RH; Arking, DE; Bandeen-Roche, K; Chakravarti, A; Fallin, MD; Fried, LP; Matteini, AM; Stabler, SP; Walston, JD	1
Fowler, B; Gailus, S; Hennermann, JB; Malerczyk-Aktas, AG; Nürnberg, P; Rutsch, F; Stucki, M; Suormala, T; Toliat, MR; Wittkampf, T	1
Allen, LH; Garrod, MG; Green, R; Haan, MN; Miller, JW	1
Froese, DS; Gravel, RA; Healy, S; Kochan, G; McDonald, M; Niesen, FH; Oppermann, U	1
Bellevue, R; Carmel, R; Kelman, Z	1
Bob, H; Fang, C; Kuczmarski, MF; Rozgony, NR	1
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Abdel Aziz, S; Boehles, H; Hussein, L; Tapouzada, S	1
Bailey, RL; Betz, JM; Dodd, KW; Dwyer, JT; Gahche, JJ; Mills, JL; Pfeiffer, CM; Picciano, MF; Sempos, CT; Yetley, EA	1
Graber, JJ; Kaufmann, H; Kolodny, EH; Sathe, S; Sherman, FT	1
Bötzel, K; Giese, A; Levin, J; Lorenzl, S; Vogeser, M	1
Deodato, F; Dionisi-Vici, C; Martinelli, D	1
Bross, MH; Smith-Knuppel, T; Soch, K	1
Fokkema, MR; Hoeksma, M; Monsen, AL; Reijngoud, DJ; van Rijn, M; van Spronsen, FJ; Vugteveen, I	1
Chen, SL; Chen, XW; Cui, D; Hu, YH; Li, CR; Liao, JX; Shen, D; Song, P; Wen, PQ; Yuan, Q	1
Bailey, LB; Berry, RJ; Carriquiry, AL; Cogswell, ME; Pfeiffer, CM; Yeung, LF	1
El-Saden, S; Hathout, L	1
Polga, KM; Tweet, MS	1
Anello, G; Bosco, P; Elia, M; Guéant, JL; Guéant-Rodriguez, RM; Lagrost, L; Moreno-Garcia, M; Romano, A; Spada, R	1
Ali, G; Bischoff, T; Boulat, O; Burnand, B; Favrat, B; Herzig, L; Vaucher, P; Verdon, F	1
Kassem, I; Klein-Kremer, A; Mandel, H; Nir, V	1
Miousse, IR; Rosenblatt, DS; Watkins, D	1
Rosenblatt, DS; Watkins, D	1
Hertzberg, C; Röder, H; Rossi, R; Timme, K; Weber-Ferro, W	1
Chatthanawaree, W	1
Jastrzebski, J; Li, G; Martyn, A; Shalansky, K; Snyder, F; Su, VC; Yeung, CK; Zalunardo, N	1
Cuesta, J; Férnandez, C; García-Moll, X; Martí-Fabregas, J; Piñana, JL; Queraltó, JM; Remacha, AF; Rodriguez, A; Sardà, MP; Souto, JC	1
Berghoff, N; Steiner, JM; Suchodolski, JS	1
Casey, M; Cunningham, C; Molloy, AM; Scott, JM; Ueland, PM; Valente, E	1
DiBello, PM; Hannibal, L; Jacobsen, DW; Miller, A; Rosenblatt, DS; Wang, S; Willard, B; Yu, M	1
Allen, LH; Keyes, WR; Newman, JW; Pedersen, TL; Shahab-Ferdows, S	1
Bhandari, N; Manger, MS; Nygård, O; Refsum, H; Schneede, J; Sommerfelt, H; Strand, TA; Taneja, S; Ueland, PM	1
Hoffmann-Lücke, E; Nexo, E	1
Coates, PM; Johnson, CL; Yetley, EA	1
Johnson, CL; Yetley, EA	1
Bailey, RL; Blackmore, S; Bock, JL; Brody, LC; Carmel, R; Coates, PM; Curtin, LR; Durazo-Arvizu, RA; Eckfeldt, JH; Green, R; Gregory, JF; Hoofnagle, AN; Jacobsen, DW; Jacques, PF; Johnson, CL; Lacher, DA; Massaro, J; Mills, JL; Molloy, AM; Nexo, E; Pfeiffer, CM; Phinney, KW; Picciano, MF; Rader, JI; Selhub, J; Sempos, C; Shane, B; Stabler, S; Stover, P; Tamura, T; Tedstone, A; Thorpe, SJ; Yetley, EA	1
Hardlei, TF; Hvas, AM; Morkbak, AL; Nexo, E	1
Brody, LC; Carter, TC; Gibney, ER; Kirke, PN; Mills, JL; Molloy, AM; Scott, JM; Shane, B; Troendle, JF; Ueland, PM	1
Bailey, RL; Carmel, R; Cogswell, ME; Green, R; Osterloh, JD; Pfeiffer, CM; Sempos, CT; Yetley, EA	1
Carrillo-Carrasco, N; Chandler, RJ; Venditti, CP	1
Chang, JT; Chen, YY; Chiu, PC; Liu, MY; Liu, TT	1
Clarke, R; Fedosov, S; Hin, H; Lildballe, DL; Nexo, E; Sherliker, P	1
Andreasen, BH; Greibe, E; Hvas, AM; Lildballe, DL; Morkbak, AL; Nexo, E	1
Allen, RH; Davey, A; Haslam, A; Hausman, DB; Johnson, MA; Poon, LW; Stabler, SP	1
Arendt, J; Nexø, E	1
Agarwal, R	1
Kurpad, AV; Shetty, P; Shobha, V; Singh, RG; Srinivasan, K; Tarey, SD; Unni, US	1
Heil, SG; Lindemans, J; Russcher, H; Slobbe, L	1
Klein Wassink-Ruiter, JS; Pott, JW; van Vliet, A	1
Ericson, K; Gibson, CR; Heer, M; Mader, TH; Ploutz-Snyder, R; Smith, SM; Zwart, SR	1
Al-Turki, M; Barker, ME; Flatley, JE; Garner, CM; Manning, NJ; Olpin, SE; Powers, HJ	1
Debari, VA; Gauchan, D; Gill, AS; Guron, G; Joshi, N; Maroules, M; Patel, V	1
Huang, Y; Liu, YP; Ma, YY; Song, JQ; Wang, Q; Wu, TF; Yang, YL	1
Eckert, R; Geisel, J; Herrmann, W; Kirsch, SH; Obeid, R	1
Bjelland, I; Drevon, CA; Engedal, K; Nurk, E; Nygaard, HA; Refsum, H; Smith, DA; Tell, GS; Ueland, PM; Vollset, SE	1
Ajayi, OI; Bwayo-Weaver, S; Castro, O; Chirla, S; Daniel, M; Edwards, K; Gordeuk, VR; Lombardo, F; Nouraie, M; Serlemitsos-Day, M	1
Bigler, B; Kook, PH; Lutz, S; Reusch, CE; Riond, B; Sewell, AC	1
Hoshi, K; Ishida, Y; Sakata, I; Watanabe, T; Zhang, C	1
Allen, LH; Anaya-Loyola, MA; Keyes, WR; Miller, JW; Newman, JW; Rosado, JL; Shahab-Ferdows, S; Vergara-Castañeda, H	1
Ding, Y; Huang, Y; Li, XY; Liu, YP; Ma, YY; Song, JQ; Wang, Q; Wu, TF; Yang, YL	1
Bjørke-Monsen, AL; Magnus, P; Midttun, Ø; Nilsen, RM; Reichborn-Kjennerud, T; Roth, C; Stoltenberg, C; Susser, E; Ueland, PM; Vollset, SE	1
Brebner, A; Dempsey-Nunez, L; Gilfix, BM; Huang, Q; Illson, ML; Kent, J; Rosenblatt, DS; Watkins, D; Wittwer, CT	1
Arendt, JF; Nexo, E	1
Allman-Farinelli, M; O'Leary, F; Samman, S	1
Gallagher, CM; Golightly, MG; Meliker, JR; Smith, DM	1
Boulat, O; Mooser, V; Rey, F	1
Drevon, CA; Engedal, K; Nurk, E; Nygaard, HA; Refsum, H; Smith, AD; Tell, GS; Ueland, PM; Vogiatzoglou, A; Vollset, SE	1
Brzozowska, A; Cavelaars, AE; de Groot, LC; Dhonukshe-Rutten, RA; Doets, EL; Dullemeijer, C; Souverein, OW; Szczecińska, A; van 't Veer, P; van Wijngaarden, JP	1
McCaddon, A	1
Barker, ME; Flatley, JE; Garner, CM; Hill, MH; Manning, NJ; Moat, SJ; Olpin, SE; Powers, HJ; Russell, J	1
Berg, RL; Shaw, GR	1
Cavelaars, AE; de Boer, WJ; de Groot, LC; Dhonukshe-Rutten, RA; Doets, EL; Dullemeijer, C; In 't Veld, PH; Plada, M; Souverein, OW; van 't Veer, P; van der Voet, H; van Wijngaarden, JP	1
Berghoff, N; Hill, SL; Parnell, NK; Steiner, JM; Suchodolski, JS	1
Bahl, R; Bhandari, N; Refsum, H; Schneede, J; Sommerfelt, H; Strand, TA; Taneja, S; Ueland, PM	1
Bosch, R; Duggan, C; Kurpad, AV; Rajendran, R; Samuel, TM; Srinivasan, K; Thomas, T; Virtanen, SM	1
Pott, JW	1
Arisaka, O; Imataka, G; Omura-Hasegawa, Y; Sakamoto, O; Tajima, G; Yamanouchi, H; Yoshihara, S	1
Gao, XL; Gu, XF; Han, LS; Huang, Z; Ji, WJ; Li, XY; Qiu, WJ; Wang, Y; Ye, J; Zhang, HW	1
Greibe, E; Lildballe, DL; Mosekilde, L; Nexo, E; Rejnmark, L; Streym, S; Vestergaard, P	1
Jacobs, LH; Kusters, R; Steuten, LM; van 't Sant, P	1
Bailey, RL; Carmel, R; Carriquiry, A; Durazo-Arvizu, RA; Green, R; Pfeiffer, CM; Sempos, CT; Yetley, EA	1
Grzybowski, A	1
Mansoor, MA; Reine, A; Schneede, J; Stea, TH	1
Liu, YP; Yang, YL	1
Gorska, R; Harrington, DJ; Pelisser, M; Ruwona, P; Sobczyńska-Malefora, A; Witchlow, B	1
Canals, C; Carrascosa, C; Queraltò, JM; Remacha, AF; Remacha, J; Sardà, MP; Zapico, E	1
Birn, H; Kräutler, B; Mutti, E; Nexo, E; Ruetz, M	1
Gustashaw, KA; Oberlin, BS; Rasmussen, HE; Tangney, CC	1
de Groot, LC; Doets, EL; Eussen, SJ; Nurk, E; Nygård, OK; Refsum, H; Smith, AD; Tell, GS; Ueland, PM; Van't Veer, P; Vollset, SE	1
Finer, S; Hitman, G; Saravanan, P; Yajnik, C	1
Duan, R; Gao, H; Guan, W; Jia, Y; Li, Y; Peng, T; Teng, J; Wang, X	1
Bühner, M; Demmelmair, H; Handel, U; Heene, M; Koletzko, B; Martens, V; Moretti, D; Niesser, M; Peissner, W; Rauh-Pfeiffer, A; Weichert, J; Wiseman, S	1
Blom, H; Brouwer-Brolsma, EM; de Groot, LC; de Jongh, RT; Dhonukshe-Rutten, RA; Enneman, AW; Feskens, E; Geleijnse, JM; Ham, AH; Lips, P; Mattace-Raso, FU; Smulders, YM; Swart, KM; Uitterlinden, AG; van den Meiracker, AH; van der Velde, N; van der Zwaluw, NL; van Dijk, SC; van Meurs, J; van Schoor, NM; van Wijngaarden, JP	1
Chen, SH; Li, XB; Liu, XH; Liu, YT; Ni, YH; Sun, AL; Zhuang, XH	1
Baumgartner, MR; Burda, P; Fowler, B; Froese, DS; Jusufi, J; Suormala, T	1
Corne, C; Faure, P; Nguyen-Morel, MA; Van Noolen, L	1
Kurpad, AV; Sowmya, S; Sucharita, S; Thomas, T; Vaz, M	1
Lamers, Y; Quay, TA; Schroder, TH	1
Harrington, D; Hunt, A; Robinson, S	1
Albano, L; Caterino, M; di Girolamo, MG; Di Stefano, C; Franzese, I; Gallo, G; Ingenito, L; Pecce, R; Ruoppolo, M; Scolamiero, E; Villani, GR	1
Mineva, EM; Pfeiffer, CM; Phinney, KW; Rabinowitz, DJ; Zhang, M	1
Guney, O; Islek, A; Kalay, S; Kalay, Z; Kirecci, A; Koklu, E; Parlak, M	1
Fayet-Moore, F; Petocz, P; Samman, S	1
Gebhart, CJ; Grützner, N; Lawhorn, BD; Steiner, JM; Suchodolski, JS	1
Ahmad, SM; Ahmed, T; Ahsan, KB; Allen, LH; Hampel, D; Rahman, SM; Raqib, R; Rashid, M; Roy, A; Shahab-Ferdows, S; Siddiqua, TJ	1
Armbruster, FP; Dschietzig, T; Dura, A; Nelle, E; Reich, M; Schwarz, J; Watanabe, F; Wintgens, KF	1
Allen, LH; Brito, A; Fedosov, SN; Green, R; Miller, JW	1
Akın, KO; Gulbahar, O; İspir, E; Kurt, İ; Ozgurtas, T; Serdar, MA; Yesildal, F	1
Aydemir, B; Çekdemir, D; Cinemre, H; Serinkan Cinemre, BF; Tamer, A; Yazar, H	1
Oo, TH; Rojas Hernandez, CM	1
Linnebank, M; Müller, D; Tarnutzer, AA; Ulrich, A	1
Allen, RH; Bae, S; Caudill, MA; Jiang, X; Malysheva, O; Perry, CA; Stabler, SP; West, AA; Yan, J	1
Medina Escobar, P; Meier, DW; Nydegger, U; Risch, C; Risch, L; Risch, M; Sakem, B	1
Furusho, T; Kawata, T; Shiga, T; Suzuki, T; Tadokoro, T; Yamamoto, Y	1
Cook, P; Narayanan, S; Wainwright, P	1
Anderson, SH; Griffin, N; Harrington, DJ; Irving, PM; Kariyawasam, VC; Mogan, SB; Pantelidou, M; Patel, KV; Porté, F; Sanderson, JD; Sobczyńska-Malefora, A; Ward, MG	1
Armbruster, FP; Dschietzig, T; Dura, A; Hartmann, K; Morstadt, E; Schwarz, J; Wintgens, KF	1
Merchant, RE; Phillips, TW; Udani, J	1
Duque, MA; Falchook, A; Harris, NS; Kresak, JL	1
Boer, AK; Nienhuijs, SW; Said, M; Smelt, HJ; Smulders, JF	1
Baumgartner, M; Hersberger, M; Sass, JO; Staubli, G	1
Albala, C; Allen, LH; Brito, A; Castillo, JL; Fedosov, SN; Green, R; Hertrampf, E; Matamala, JM; Miller, JW; Sanchez, H; Shahab-Ferdows, S; Uauy, R; Verdugo, R	1
Bjørke Monsen, AL; Markestad, T; Midttun, Ø; Torsvik, IK; Ueland, PM	1
Barić, I; Baumgartner, MR; Burgard, P; Burlina, AB; Chabrol, B; Chapman, KA; Freisinger, P; Heringer, J; I Saladelafont, EC; Karall, D; Kölker, S; Lund, AM; Mühlhausen, C; Riches, V; Schiff, M; Sykut-Cegielska, J; Valayannopoulos, V; Walter, JH; Wijburg, FA; Zeman, J	1
Akinci, S; Alişik, M; Dilek, I; Erel, O; Güney, T; Neşelioğlu, S	1
Björkqvist, HG; Carlsson, GU; Gustavsson, BG; Kurlberg, GK; Odin, EA; Stoffregen, CC; Tångefjord, MT	1
Chen, S; Chu, J; Feng, Y; Fenter, R; Pupavac, M; Rosenblatt, DS; Tian, X; Wang, G; Wang, J; Watkins, D; Wong, LJ; Zhang, VW	1
Berger, H; Croxford, R; Kim, YI; Lamers, Y; Lausman, AY; Ly, A; Masih, SP; O'Connor, DL; Plumptre, L; Schroder, TH; Sohn, KJ; Visentin, CE	1
Abaan, HO; Bailey-Wilson, JE; Brody, LC; Casey, M; Cropp, CD; Cunningham, C; Kim, Y; McGaughey, DM; McNulty, H; Mills, JL; Molloy, AM; O'Neill, MB; Pangilinan, F; Shane, B; Strain, JJ; Ueland, PM; Velkova, A; Ward, M; Wilson, AF	1
Berghuis, KA; Boer, AK; Pouwels, S; Said, M; Smelt, HJ; Smulders, JF	1
Chandyo, RK; Schneede, J; Sommerfelt, H; Strand, TA; Ueland, PM; Ulak, M	1
Bodis, M; Geisel, J; Herrmann, M; Herrmann, W; Hübner, U; Kirsch, SH; Laufs, U; Pusceddu, I; Wagenpfeil, S; Werner, C; Widmann, T	1
Leotsinidis, M; Manios, Y; Mavrogianni, C; Moschonis, G; Singh-Povel, CM; van den Heuvel, EG	1
Beise, U; Burkart, A; Huber, F	1
Harrison, J; Ho, CS; Kung, K; Kwok, T; Lam, A; Lam, L; Lee, J; Lee, V; Ma, RC; Wong, SY	1
Almond, T; Cavuoto, P; Dhillon, VS; Fenech, M; James-Martin, G; Zabaras, D	1
Brouwer-Brolsma, EM; de Groot, LC; Dhonukshe-Rutten, RA; Enneman, AW; In 't Veld, PH; Kessels, RP; Kok, FJ; Kourie, DI; Smeets, PA; Swart, KM; van de Rest, O; van der Velde, N; van der Zwaluw, NL; van Dijk, SC; van Wijngaarden, JP	1
Chandyo, RK; Fawzi, W; Henjum, S; Hysing, M; Kvestad, I; Midttun, Ø; Shrestha, M; Shrestha, PS; Strand, TA; Thorne-Lyman, AL; Ueland, PM; Ulak, M	1
Green, TJ; Isman, C; Jeruszka-Bielak, M; Lamers, Y; Li, W; Schroder, TH	1
Bernstein, V; Brien, W; Chalchal, HI; Chen, BE; Gelmon, KA; Goodwin, PJ; Hershman, DL; Hobday, TJ; Lemieux, J; Liebman, MF; Ligibel, JA; Lohmann, AE; Mayer, IA; Mukherjee, SD; Parulekar, WR; Pritchard, KI; Rastogi, P; Shepherd, LE; Stambolic, V; Thompson, AM; Whelan, TJ	1
Blystone, C; Brar, SS; Cora, MC; Gwinn, W; King, D; Kissling, GE; Olivera, D; Travlos, G; Waidyanatha, S; Wilson, R	1
Allen, LH; Bjørke-Monsen, AL; Brito, A; Green, R; Guéant, JL; Miller, JW; Molloy, AM; Nexo, E; Stabler, S; Toh, BH; Ueland, PM; Yajnik, C	1
Kang, K; Ko, PW; Lee, HW; Park, D; Park, JS	1
Brunaud, L; Gueant, JL; Gueant-Rodriguez, RM; Li, Z; Meyre, D; Quilliot, D; Sirveaux, MA	1
Delbet, JD; Ulinski, T	2
Filhine-Trésarrieu, P; Guéant, JL; Levy, J; Namour, F; Oussalah, A	1
Hersberger, M; Kempf, J; Kook, PH; Melliger, RH; Reusch, CE	1
Goodbred, AJ; Langan, RC	1
Afif, W; Battat, R; Bessissow, T; Bitton, A; Byer, J; Dionne, S; Kopylov, U; Nedjar, H; Rahme, E; Seidman, E; Sewitch, MJ; Waters, PJ; Zelikovic, E	1
Chen, M; Wang, D; Yang, J; Yang, Q; Zhuang, J	1
Depaula, B; Duggan, CP; Jimenez, L; Stamm, DA	1
Allen, RH; Curle, J; Fritz, JA; Gravel, RA; Jia, D; Li, L; Mains, PE; McDonald, MK; Scheuchner, D; Snyder, FF; Stabler, SP; Stanislaus, A	1
Bosco, N; De Castro, A; Feige, JN; Goulet, L; Karaz, S; Larbi, A; Michaud, J; Migliavacca, E; Ng, TP; Pannérec, A; Rezzi, S	1
Kooy, A; Lehert, P; Out, M; Schalkwijk, CA; Stehouwer, CDA	1
Braun, DA; Brown, JM; Richterman, A; Samuels, MA; Vaidya, A	1
Liu, YM; Wang, SJ; Yan, CZ; Zhao, YY	1
Abild, CB; Hvas, CL; Kornerup, LS; Nexo, E; Richelsen, B	1
Ballesteros, M; Cavallé-Busquets, P; Colomina, JM; Fernandez-Ballart, J; Inglès-Puig, M; Murphy, MM; Ornosa-Martín, G; Salat-Batlle, J; Solé-Navais, P; Ueland, PM	1
Hersberger, M; Kook, PH; Reusch, CE	1
Cruz, V; Hannah-Shmouni, F; Mercimek-Andrews, S; Schulze, A	1
Chandyo, RK; Hysing, M; Kvestad, I; Ranjitkar, S; Shrestha, L; Shrestha, M; Strand, TA; Ueland, PM; Ulak, M; Ulvik, A	1
de Jonge, R; Hötte, GJ; Lindemans, J; van Berge Henegouwen, MI; van der Stok, EP; van Hagen, P; van Lanschot, JJB; Wijnhoven, BPL	1
Chandyo, RK; Henjum, S; Kvestad, I; Shrestha, M; Shrestha, PS; Strand, TA; Thorne-Lyman, AL; Ueland, PM; Ulak, M; Ulvik, A	1
Álvarez, I; Gallego-Narbón, A; Vaquero, MP; Zapatera, B	1
Miller, JW	1
Hersberger, M; Kook, PH	1
Bastiaans, K; Dhillon, VS; Fenech, M; Herreen, D; Zajac, IT	1
Lidbury, JA; Olmedal, G; Spillmann, T; Spodsberg, E; Steiner, JM; Suchodolski, JS; Toresson, L	1
Baethmann, M; Ballhausen, D; Baumgartner, MR; Blasco-Alonso, J; Blom, H; Boy, N; Bueno, M; Burgos Peláez, R; Cerone, R; Chabrol, B; Chapman, KA; Couce, ML; Crushell, E; Dalmau Serra, J; Diodato, D; Diogo, L; Dionisi-Vici, C; Ficicioglu, C; Froese, DS; García Jimenez, MC; García Silva, MT; Gaspar, AM; Gautschi, M; Gleich, F; González-Lamuño, D; Gouveia, S; Grünewald, S; Hendriksz, C; Huemer, M; Janssen, MCH; Jesina, P; Koch, J; Kölker, S; Konstantopoulou, V; Kožich, V; Lavigne, C; Lund, AM; Martin, CA; Martinelli, D; Martins, EG; Meavilla Olivas, S; Mention, K; Mochel, F; Morris, AA; Mundy, H; Murphy, E; Olivieri, G; Paquay, S; Pedrón-Giner, C; Ruiz Gómez, MA; Santra, S; Schiff, M; Scholl-Bürgi, S; Schwartz, IV; Seifert, B; Servais, A; Skouma, A; Tran, C; Vives Piñera, I; Walter, J; Weisfeld-Adams, J	1
Chun, MR; Lee, SM; Lee, SY; Oh, J	1
Ashrani, AA; Begna, KH; DeLoughery, EP; Go, RS; Hook, CC; Marshall, AL; Pruthi, RK; Ravindran, A; Wolanskyj-Spinner, AP	1
Caldeira-Araújo, H; Castro, R; Florindo, C; Ramos, R; Rivera, I; Tavares de Almeida, I	1
Saravanan, P; Sukumar, N	1
Barr, SI; Lamers, Y; Mattman, A; Schroder, TH; Sinclair, G; Tan, A; Vallance, HD	1
Aoki, Y; Bailey, RL; Mineva, EM; Pfeiffer, CM; Sternberg, MR; Storandt, R; Zhang, M	1
Omran, A; Schedvin, G	1
Ahmadi, KR; Andrew, T; Dalmia, A; Dib, MJ; Harrington, DJ; Maude, H; Sobczyńska-Malefora, A	1
Kraft, K; McGregor, GP; Vollbracht, C	1
Abdrabo, LS; Lafond-Lapalme, J; Riviere, JB; Rosenblatt, DS; Wang, SR; Watkins, D	1
Ghorbani, Z; Martami, F; Razeghi Jahromi, S; Seifishahpar, M; Togha, M	1
Bae, S; Caudill, MA; Jiang, X; King, JH; Klatt, KC; Kwan, STC; Malysheva, OV; Roberson, MS; Yan, J	1
Cui, J; Cui, X; Wang, L; Wang, Y; Zhang, H; Zheng, H	1
Behringer, S; Gründemann, C; Hannibal, L; Hettich, M; Huber, R; Lederer, AK; Maul-Pavicic, A; Müller, A; Samstag, Y; Schmiech, M; Simmet, T; Spiekerkoetter, U; Steinborn, C; Zimmermann-Klemd, AM	1
Basgalupp, SP; Behringer, S; Ferreira, C; Hannibal, L; Schwartz, IVD; Siebert, M; Spiekerkoetter, U	1
Mazokopakis, EE	1
Bhatia, P; Chaudhary, H; Sankhyan, N; Singhi, P; Vaidya, PC; Verma, S	1
Carobene, M; Davis, ET; Shaul, E; Strogach, I; Thompson, J	1
de Jong, WHA; Huls, G; van der Klauw, MM; Wolffenbuttel, BHR; Wouters, HJCM	1
Lindeman, J	1
Jarquin Campos, A; Nydegger, U; Renz, H; Risch, L; Risch, M; Stanga, Z; Vazquez Van Dyck, M; Wiesner, J	1
Grützner, N; Lopes, R; Nathues, H; Opriessnig, T; Steiner, JM; Suchodolski, JS	1
Paul, DA; Qureshi, ARM; Rana, AQ	1
Akış, M; Arslan, N; Işık, İ; İşlekel, H; Kant, M; Kısa, PT; Köse, E	1
Baumgartner, MR; Froese, SD; Garbade, SF; Gleich, F; Hörster, F; Kölker, S; Plessl, T; Tuncel, AT	1
Hersberger, M; Kook, PH; Melliger, RH	1
Campos, AJ; Dyck, MVV; Nydegger, U; Renz, H; Risch, L; Risch, M; Seger, C; Stanga, Z; Wiesner, J	1
Choi, R; Kim, S; Kim, Y; Lee, EH; Lee, SG; Oh, Y; Park, MJ	1
Bakker, SJL; de Borst, MH; Eggersdorfer, ML; Groothof, D; Heiner-Fokkema, MR; Kema, IP; Kootstra-Ros, JE; Minović, I; Muskiet, FAJ; Navis, G; Post, A; Riphagen, IJ	1
El-Sherif, M; Esmael, A; Hashem, MM; Nassar, AK	1
Attri, SV; Kaur, R; Saini, AG; Sankhyan, N	1
Bharadwaj, B; Dhiman, P; Pillai, RR; Premkumar, N; Rajendiran, S; Ranjan, VP; Wilson, AB	1
Chen, T; Gong, Z; Gu, X; Han, L; Liang, L; Qiu, W; Wang, L; Xiao, B; Xu, F; Ye, J; Zhang, H; Zhu, H	1
Guéant, JL; Jeannesson, E; Levy, J; Oussalah, A; Rodriguez-Guéant, RM; Wahl, D; Ziuly, S	1
Aggarwal, A; Berry, SA; Miller, D; Pierpont, EI; Pillai, NR	1
Dwarkanath, P; Finkelstein, JL; Fothergill, A; Krisher, JT; Kurpad, AV; Thomas, T	1
Bokova, IA; Shavlovskaya, OA; Shavlovskiy, NI; Yukhnovskaya, YD	1
Argudo, A; Arranz, JA; Artuch, R; Carnicer, C; de Aledo-Castillo, JMG; de Los Santos, MM; Del Toro, M; Fernández, R; García-Cazorla, Á; García-Villoria, J; García-Volpe, C; Gort, L; López, RM; Marín, JL; Meavilla, SM; Navarro-Sastre, A; Ormazabal, A; Pajares, S; Ribes, A; Tort, F	1
Broe, K; Cpgm de Groot, L; Cupples, LA; Ham, A; Hannan, MT; Hsu, YH; Jacques, P; Karasik, D; Kiel, DP; Liu, CT; McLean, RR; Paul, L; Selhub, J; Trajanoska, K; van der Velde, N; van Schoor, N; Xu, H; Zhou, Y	1
Cui, Y; Holvoet, P; Vermorken, AJM; Zhu, J	1
Baumgartner, MR; Forny, M; Froese, DS; Grimm, C; Kiessling, E; Kožich, V; Krijt, J; Nötzli, S; Samardzija, M; Todorova, V	1
Chandyo, RK; Hysing, M; Kvestad, I; McCann, A; Ranjitkar, S; Schwinger, C; Sharma, S; Shrestha, LP; Shrestha, M; Strand, TA; Ueland, PM; Ulak, M	1
Carter, B; Hudson, PR; McCaddon, A; Moat, SJ; Russell, IT; Zenasni, Z	1
Coelho, D; Conart, JB; Dionisi-Vici, C; Guéant, JL; Guéant-Rodriguez, RM; Matmat, K; Oussalah, A; Wiedemann-Fodé, A	1
Notermans, NC; van den Berg, LH; van Doormaal, PTC; van Eijk, RPA; Verhoeven-Duif, NM; Vrancken, AFJE; Warendorf, JK	1
Elmaghrabi, A; Gotway, G; Wolf, MTF; Wood, WD	1
Fang, S; Guo, J; Tian, M; Wan, X; Wang, S; Wang, Y; Yu, B; Zhang, Y	1
Amir, R; Sluyts, Y; Vanherpe, P; Vanhoenacker, F; Vermeersch, P	1
Brennerová, K; Bzdúch, V; Gašperíková, D; Ostrožlíková, M; Šaligová, J; Škopková, M; Staník, J	1
Abildgaard, A; Greibe, E; Hoejskov, CS; Knudsen, CS; Parkner, T	1
Deheul, S; Gernez, E; Grzych, G; Kim, I	1
Besterman, AD; Mardach, R; Modirian, F; Nguyen, MG; Tronick, L	1
Berberoglu, M; Dogan, O; Eminoglu, FT; Kontbay, T; Kose, E; Siklar, Z; Taş, Ö; Tumer, L	1
Waisbren, SE	1
Ailliet, S; Cassiman, D; Demaerel, P; Meersseman, W; Schiemsky, T; Van Overbeke, L; Vandenberghe, R; Vermeersch, P	1
Crider, KS; Qi, YP; Rose, CE; Samson, ME; Taylor, CA; Yeung, LF	1
Acquaviva, C; Benoist, JF; Brassier, A; Cano, A; Chabrol, B; De Lonlay, P; Fouilhoux, A; Guffon-Fouilhoux, N; Lachmann, R; Marelli, C; Murphy, E; Pennisi, A; Schiff, M; Servais, A	1
Ballesteros, M; Cavallé-Busquets, P; Fernandez-Ballart, J; Grifoll, C; Masana, L; Murphy, MM; Ornosa-Martin, G; Ramos-Rodriguez, C; Rojas-Gómez, A; Solé-Navais, P; Ueland, PM	1
Marsden, P; Rotella, JA; Sharma, AA	1
Alix, T; Augay, B; Deniaud, P; Feillet, F; Frayssinoux, M; Guéant, JL; Julien, M; Lamireau, N; Mergnac, JP; Oussalah, A; Théron, M; Wiedemann, A	1
Bjørke-Monsen, AL; Eklund, EA; Lindberg, M; Ljungblad, UW; Saeves, I; Tangeraas, T	1
Chang, CH; Lidbury, JA; Steiner, JM; Suchodolski, JS	1
Berg, CL; Mouland, G; Sharikabad, MN; Sommerschild, HT	1
Chen, T; Gong, Z; Han, L; Liang, L; Ling, S; Wang, F; Xu, F; Yu, Y	1
Bhatta, RS; Bisen, AC; Godbole, MM; Kumar, M; Kumar, P; Mishra, A; Rathore, AS; Sanap, SN; Verma, SK	1
Fitzgerald, RL; Zabel, KM	1
Florindo, C; Gaspar, A; Janeiro, P; Lipari Pinto, P; Mexia, S; Rocha, H; Santos, RL; Tavares de Almeida, I; Vilarinho, L	1
Goyne, C; Kansal, L	1
Huang, XL; Liu, ZZ; Mi, LL; Song, MY; Wang, F; Zhang, M	1
Bennis, A; Carton, L; Chieux, V; Davion, JB; Deheul, S; Dobbelaere, D; Douillard, C; Gernez, E; Girot, M; Grzych, G; Guichard, JC; Humbert, L; Joly, A; Joncquel, M; Kim, I; Nasserdine, P; Pigny, P; Tard, C; Trillot, N	1
Bauça, JM; Costa Petit, G; Delgado, JA; Márquez Jiménez, N; Pastor García, MI; Regís Perelló, A; Robles, J	1
Choi, J; Kim, JH	1
Appold, F; Fissler, P; Hooshmand, B; Kivipelto, M; Otto, M; Perneczky, R; Tumani, H; von Arnim, CAF	1
Cao, B; Liu, D; Xue, Y	1
Chen, T; Ding, S; Gu, X; Han, L; Liang, L; Ling, S; Qiu, W; Xu, F; Zhan, X; Zhang, H	1
Fang, S; Guo, J; Liu, X; Liu, Y; Lu, R; Tian, W; Wang, S; Wang, Z; Yu, B; Zhang, Y	1

Reviews

76 review(s) available for methylmalonic acid and vitamin b 12

Article	Year
Effect of vitamin B 12 deprivation on CoA intermediates related to propionate metabolism. Nutrition reviews, 1975, Volume: 33, Issue:3 Topics: Animals; Citrates; Cobamides; Coenzyme A; Liver; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Propionates; Rats; Succinates; Vitamin B 12; Vitamin B 12 Deficiency	1975
[Methylmalonic aciduria. Classification, diagnosis and therapy (author's transl)]. Klinische Wochenschrift, 1977, Jan-15, Volume: 55, Issue:2 Topics: Amino Acid Metabolism, Inborn Errors; Female; Humans; Infant, Newborn; Ketosis; Malonates; Methylmalonic Acid; Pregnancy; Prenatal Diagnosis; Prognosis; Vitamin B 12	1977
Genetic and biochemical analysis of human cobalamin mutants in cell culture. Annual review of genetics, 1978, Volume: 12 Topics: Animals; Clone Cells; Cobamides; Genetic Complementation Test; Humans; Hybrid Cells; Leukocytes; Malonates; Metabolism, Inborn Errors; Methylmalonic Acid; Mice; Mitochondria; Mutation; Phenotype; Propionates; Vitamin B 12	1978
The dietary treatment of inborn errors of metabolism. The Proceedings of the Nutrition Society, 1976, Volume: 35, Issue:1 Topics: Adolescent; Amino Acid Metabolism, Inborn Errors; Anemia, Megaloblastic; Child; Female; Folic Acid; Galactosemias; Glutamate Decarboxylase; Homocystinuria; Humans; Infant; Infant, Newborn; Lactose Intolerance; Maple Syrup Urine Disease; Metabolism, Inborn Errors; Methylmalonic Acid; Phenylketonurias; Pregnancy; Vitamin B 12	1976
Vitamin B12 (Cbl)-responsive disorders. Journal of nutritional science and vitaminology, 1992, Volume: Spec No Topics: Cobamides; Humans; Lysosomes; Metabolism, Inborn Errors; Methylmalonic Acid; NADH, NADPH Oxidoreductases; Vitamin B 12	1992
[Determination of vitamin b12 deficiency]. Ugeskrift for laeger, 1992, Feb-03, Volume: 154, Issue:6 Topics: Humans; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	1992
Recent advances in the inherited methylmalonic acidemias. Acta paediatrica Scandinavica, 1987, Volume: 76, Issue:5 Topics: Amino Acid Metabolism, Inborn Errors; Humans; Malonates; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Vitamin B 12	1987
Vitamin-responsive inborn errors of metabolism. Advances in clinical chemistry, 1983, Volume: 23 Topics: Acetyl-CoA Carboxylase; Acidosis; Amino Acid Metabolism, Inborn Errors; Animals; Biotin; Folic Acid; Glutaryl-CoA Dehydrogenase; Humans; Intestinal Absorption; Maple Syrup Urine Disease; Metabolism, Inborn Errors; Methemoglobinemia; Methylmalonic Acid; Oxidoreductases; Oxidoreductases Acting on CH-CH Group Donors; Propionates; Pyridoxine; Pyruvate Carboxylase Deficiency Disease; Pyruvate Kinase; Riboflavin; Tetrahydrofolate Dehydrogenase; Thiamine; Transcobalamins; Vitamin B 12; Vitamins	1983
Cobalamin deficiency and related disorders in infancy and childhood. European journal of pediatrics, 1982, Volume: 138, Issue:1 Topics: Child, Preschool; Diagnosis, Differential; Female; Folic Acid Deficiency; Homocystinuria; Humans; Infant; Intestinal Absorption; Metabolism, Inborn Errors; Methylmalonic Acid; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	1982
How to diagnose cobalamin deficiency. Scandinavian journal of clinical and laboratory investigation. Supplementum, 1994, Volume: 219 Topics: Gastrins; History, 19th Century; History, 20th Century; Homocysteine; Humans; Methylmalonic Acid; Pepsinogens; Schilling Test; Vitamin B 12; Vitamin B 12 Deficiency	1994
Inherited disorders of cobalamin metabolism. Critical reviews in oncology/hematology, 1994, Volume: 17, Issue:2 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Animals; Bacterial Proteins; Biological Evolution; Biological Transport; Cells, Cultured; Child; Cobamides; Female; Fibroblasts; Genes; Genetic Complementation Test; Homocystinuria; Humans; Incidence; Infant, Newborn; Intestinal Absorption; Intrinsic Factor; Male; Metabolism, Inborn Errors; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Mice; Transcobalamins; Vitamin B 12; Vitamin B Deficiency	1994
[Low serum vitamin B 12 level and vitamin B 12 deficiency in the elderly. When should supplement be provided?]. Tijdschrift voor gerontologie en geriatrie, 1994, Volume: 25, Issue:1 Topics: Aged; Anemia, Pernicious; Central Nervous System Diseases; Deoxyuridine; Humans; Methylmalonic Acid; Neurocognitive Disorders; Vitamin B 12; Vitamin B 12 Deficiency	1994
Vitamin B12. International journal for vitamin and nutrition research. Internationale Zeitschrift fur Vitamin- und Ernahrungsforschung. Journal international de vitaminologie et de nutrition, 1993, Volume: 63, Issue:4 Topics: Humans; Methylmalonic Acid; Nutritional Status; Vitamin B 12; Vitamin B 12 Deficiency	1993
Nutritional concerns of lactating women consuming vegetarian diets. The American journal of clinical nutrition, 1994, Volume: 59, Issue:5 Suppl Topics: Calcium; Diet, Vegetarian; Female; Humans; Lactation; Methylmalonic Acid; Nutritional Physiological Phenomena; Vitamin B 12; Vitamin D	1994
High prevalence of cobalamin deficiency in the elderly. Transactions of the American Clinical and Climatological Association, 1996, Volume: 107 Topics: Aged; Hematologic Diseases; Homocysteine; Humans; Mental Disorders; Methylmalonic Acid; Nervous System Diseases; Vascular Diseases; Vitamin B 12; Vitamin B 12 Deficiency	1996
[Neonatal hemolytic-uremic syndrome associated with methylmalonic aciduria and homocystinuria]. Anales espanoles de pediatria, 1996, Volume: 45, Issue:1 Topics: Fatal Outcome; Female; Hemolytic-Uremic Syndrome; Homocystinuria; Humans; Infant, Newborn; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	1996
Vitamin B12 replacement. To B12 or not to B12? Canadian family physician Medecin de famille canadien, 1997, Volume: 43 Topics: Family Practice; Homocysteine; Humans; Methylmalonic Acid; Prevalence; Research Design; Sensitivity and Specificity; Vitamin B 12; Vitamin B 12 Deficiency	1997
[Blood and urinary level of methylmalonic acid: an important index in evaluating cobalamin deficiency]. Harefuah, 1997, Jun-15, Volume: 132, Issue:12 Topics: Biomarkers; Humans; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	1997
Vitamin B-12 deficiency in the elderly: current dilemmas. The American journal of clinical nutrition, 1997, Volume: 66, Issue:4 Topics: Acyl Coenzyme A; Aged; Aged, 80 and over; Female; Homocysteine; Humans; Male; Methionine; Methylmalonic Acid; Middle Aged; Vitamin B 12; Vitamin B 12 Deficiency	1997
Remethylation defects: guidelines for clinical diagnosis and treatment. European journal of pediatrics, 1998, Volume: 157 Suppl 2 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Adult; Betaine; Child, Preschool; Folic Acid; Homocysteine; Humans; Hydroxocobalamin; Infant; Infant, Newborn; Metabolism, Inborn Errors; Methionine; Methylation; Methylenetetrahydrofolate Reductase (NADPH2); Methylmalonic Acid; Oxidoreductases Acting on CH-NH Group Donors; Practice Guidelines as Topic; Vitamin B 12	1998
Relevance of vitamins, homocysteine and other metabolites in neuropsychiatric disorders. European journal of pediatrics, 1998, Volume: 157 Suppl 2 Topics: Central Nervous System Diseases; Citrates; Demyelinating Diseases; Folic Acid; Homocysteine; Humans; Mental Disorders; Methionine; Methylmalonic Acid; Vitamin B 12	1998
[Defects in adenosylcobalamin biosynthesis]. Ryoikibetsu shokogun shirizu, 1998, Issue:18 Pt 1 Topics: Cobamides; Diagnosis, Differential; Humans; Metabolism, Inborn Errors; Methylmalonic Acid; Prognosis; Vitamin B 12	1998
[Inherited disorders of cobalamin metabolism]. Ryoikibetsu shokogun shirizu, 1998, Issue:19 Pt 2 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Biomarkers; Child, Preschool; Diagnosis, Differential; Homocysteine; Humans; Infant; Infant, Newborn; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Mutation; Prognosis; Vitamin B 12; Vitamin B 12 Deficiency	1998
Vitamin B12 deficiency in older people: improving diagnosis and preventing disability. Journal of the American Geriatrics Society, 1998, Volume: 46, Issue:10 Topics: Aged; Aged, 80 and over; Cognition Disorders; Humans; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	1998
Methylmalonic aciduria (cblF): case report and response to therapy. American journal of medical genetics, 1998, Oct-12, Volume: 79, Issue:5 Topics: Adolescent; Amino Acid Metabolism, Inborn Errors; Female; Humans; Methylmalonic Acid; Propionates; Vitamin B 12	1998
Laboratory diagnosis of vitamin B12 and folate deficiency: a guide for the primary care physician. Archives of internal medicine, 1999, Jun-28, Volume: 159, Issue:12 Topics: Antibodies; Clinical Laboratory Techniques; Clinical Trials as Topic; Decision Trees; Diagnosis, Differential; Erythrocytes; Folic Acid Deficiency; Hematologic Diseases; Homocysteine; Humans; Intrinsic Factor; Methylmalonic Acid; Nervous System Diseases; Parietal Cells, Gastric; Primary Health Care; Schilling Test; Vitamin B 12; Vitamin B 12 Deficiency	1999
[Diagnosis of vitamin B12 deficiency: only apparently child's play]. Schweizerische medizinische Wochenschrift, 1999, Jun-12, Volume: 129, Issue:23 Topics: Aging; Anemia, Pernicious; Blood Cell Count; Diagnosis, Differential; Folic Acid Deficiency; Gastritis, Atrophic; Gastroscopy; Homocysteine; Humans; Methylmalonic Acid; Schilling Test; Vitamin B 12; Vitamin B 12 Deficiency	1999
Cobalamin and folate evaluation: measurement of methylmalonic acid and homocysteine vs vitamin B(12) and folate. Clinical chemistry, 2000, Volume: 46, Issue:8 Pt 2 Topics: Folic Acid; Folic Acid Deficiency; Homocysteine; Humans; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	2000
[Methylmalonic acidemia]. Ryoikibetsu shokogun shirizu, 2000, Issue:32 Topics: Anemia, Megaloblastic; Diagnosis, Differential; Humans; Immune System Diseases; Metabolism, Inborn Errors; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Neutropenia; Prognosis; Vitamin B 12	2000
Methylmalonic acid: a test whose time has come? Archives of pathology & laboratory medicine, 2001, Volume: 125, Issue:6 Topics: Aged; Humans; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	2001
Modern approaches to the investigation of vitamin B12 deficiency. Clinics in laboratory medicine, 2002, Volume: 22, Issue:2 Topics: Anemia, Pernicious; Antibodies, Blocking; Gastrins; Humans; Intrinsic Factor; Methylmalonic Acid; Pathology, Clinical; Schilling Test; Vitamin B 12; Vitamin B 12 Deficiency	2002
Vegetarian lifestyle and monitoring of vitamin B-12 status. Clinica chimica acta; international journal of clinical chemistry, 2002, Volume: 326, Issue:1-2 Topics: Analysis of Variance; Diet, Vegetarian; Hemoglobins; Homocysteine; Humans; Methylmalonic Acid; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2002
Pemetrexed safety and dosing strategy. Seminars in oncology, 2002, Volume: 29, Issue:6 Suppl 18 Topics: Antimetabolites, Antineoplastic; Clinical Trials as Topic; Folic Acid; Folic Acid Antagonists; Glutamates; Guanine; Homocysteine; Humans; Methylmalonic Acid; Neoplasms; Pemetrexed; Thymidylate Synthase; Vitamin B 12	2002
Vitamin B12 deficiency. American family physician, 2003, Mar-01, Volume: 67, Issue:5 Topics: Humans; Malabsorption Syndromes; Mental Disorders; Methylmalonic Acid; Nervous System Diseases; Practice Guidelines as Topic; Schilling Test; Vitamin B 12; Vitamin B 12 Deficiency	2003
[Diagnosis of vitamin B12 deficiency--time for reflection]. Ugeskrift for laeger, 2003, May-05, Volume: 165, Issue:19 Topics: Biomarkers; Homocysteine; Humans; Methylmalonic Acid; Sensitivity and Specificity; Vitamin B 12; Vitamin B 12 Deficiency	2003
[Vitamin B12 in the Nordic countries. Deficiency, diagnosis, treatment in Sweden]. Ugeskrift for laeger, 2003, May-05, Volume: 165, Issue:19 Topics: Biomarkers; Homocysteine; Humans; Methylmalonic Acid; Practice Patterns, Physicians'; Scandinavian and Nordic Countries; Vitamin B 12; Vitamin B 12 Deficiency	2003
Vitamin B12 and folate depletion in cognition: a review. Neurology India, 2004, Volume: 52, Issue:3 Topics: Cognition; Cognition Disorders; Dementia; Folic Acid; Folic Acid Deficiency; Homocysteine; Humans; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	2004
[Cobalamin--a critical nutritive element in old age]. Medizinische Monatsschrift fur Pharmazeuten, 2005, Volume: 28, Issue:2 Topics: Aged; Homocysteine; Humans; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	2005
Methylmalonic acidemia (MMA). Molecular genetics and metabolism, 2005, Volume: 85, Issue:1 Topics: Amino Acid Metabolism, Inborn Errors; Humans; Intestinal Absorption; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Syndrome; Vitamin B 12	2005
Novel and established markers of cobalamin deficiency: complementary or exclusive diagnostic strategies. Seminars in vascular medicine, 2005, Volume: 5, Issue:2 Topics: Biomarkers; Diagnosis, Differential; Homocysteine; Humans; Methylmalonic Acid; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2005
[Diagnosis of vitamin B12 deficiency revised]. Nederlands tijdschrift voor geneeskunde, 2005, Dec-10, Volume: 149, Issue:50 Topics: Homocysteine; Humans; Methylmalonic Acid; Predictive Value of Tests; Schilling Test; Sensitivity and Specificity; Vitamin B 12; Vitamin B 12 Deficiency	2005
Clinical inquiries. How do we evaluate a marginally low B12 level? The Journal of family practice, 2007, Volume: 56, Issue:1 Topics: Evaluation Studies as Topic; Evidence-Based Medicine; Family Practice; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Prognosis; Risk Factors; Sensitivity and Specificity; Severity of Illness Index; Treatment Outcome; Vitamin B 12; Vitamin B 12 Deficiency	2007
Causes of and diagnostic approach to methylmalonic acidurias. Journal of inherited metabolic disease, 2008, Volume: 31, Issue:3 Topics: Amino Acid Metabolism, Inborn Errors; Cobamides; Genetic Complementation Test; Humans; Methylmalonic Acid; Mutation; Racemases and Epimerases; Succinate-CoA Ligases; Vitamin B 12	2008
The use of blood concentrations of vitamins and their respective functional indicators to define folate and vitamin B12 status. Food and nutrition bulletin, 2008, Volume: 29, Issue:2 Suppl Topics: Biomarkers; Erythrocytes; Folic Acid; Folic Acid Deficiency; Food, Fortified; Homocysteine; Humans; Methylmalonic Acid; Nutrition Assessment; Nutritional Status; Reference Standards; Reference Values; Vitamin B 12; Vitamin B 12 Deficiency	2008
Vitamin B-12 and cognition in the elderly. The American journal of clinical nutrition, 2009, Volume: 89, Issue:2 Topics: Aged; Aging; Biomarkers; Cognition Disorders; Female; Humans; Male; Methylmalonic Acid; Nutritional Requirements; Nutritional Status; Risk Factors; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2009
Vitamin B-12 and neural tube defects: the Canadian experience. The American journal of clinical nutrition, 2009, Volume: 89, Issue:2 Topics: Adult; Biological Availability; Biomarkers; Canada; Female; Flour; Folic Acid; Food, Fortified; Humans; Methylmalonic Acid; Neural Tube Defects; Nutritional Status; Pregnancy; Randomized Controlled Trials as Topic; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2009
Studies of biomarker responses to intervention with vitamin B-12: a systematic review of randomized controlled trials. The American journal of clinical nutrition, 2009, Volume: 89, Issue:6 Topics: Biomarkers; Dietary Supplements; Homocysteine; Humans; Methylmalonic Acid; Nutrition Assessment; Nutritional Status; Randomized Controlled Trials as Topic; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2009
Cobalamin C defect: natural history, pathophysiology, and treatment. Journal of inherited metabolic disease, 2011, Volume: 34, Issue:1 Topics: Age of Onset; Homocysteine; Humans; Methionine; Methylmalonic Acid; Models, Biological; Vitamin B 12; Vitamin B 12 Deficiency	2011
Nitrous oxide-induced B₁₂ deficiency myelopathy: Perspectives on the clinical biochemistry of vitamin B₁₂. Journal of the neurological sciences, 2011, Feb-15, Volume: 301, Issue:1-2 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Animals; Cobamides; Cytokines; Folic Acid; Gait Ataxia; Humans; Illicit Drugs; Intercellular Signaling Peptides and Proteins; Magnetic Resonance Imaging; Male; Methylation; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Models, Animal; Models, Biological; Nitrous Oxide; Postgastrectomy Syndromes; Pyramidal Tracts; Spinal Cord; Subacute Combined Degeneration; Substance-Related Disorders; Vitamin B 12; Young Adult	2011
Biomarkers of cobalamin (vitamin B12) deficiency and its application. The journal of nutrition, health & aging, 2011, Volume: 15, Issue:3 Topics: Aging; Biomarkers; Cognition Disorders; Erythrocyte Indices; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	2011
Holotranscobalamin, a marker of vitamin B-12 status: analytical aspects and clinical utility. The American journal of clinical nutrition, 2011, Volume: 94, Issue:1 Topics: Biomarkers; Circadian Rhythm; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2011
Overview of a roundtable on NHANES monitoring of biomarkers of folate and vitamin B-12 status: measurement procedure issues. The American journal of clinical nutrition, 2011, Volume: 94, Issue:1 Topics: Biomarkers; Chromatography, Liquid; Folic Acid; Homocysteine; Humans; Methylmalonic Acid; Nutrition Surveys; Tandem Mass Spectrometry; Vitamin B 12; Vitamin B 12 Deficiency	2011
Folate and vitamin B-12 biomarkers in NHANES: history of their measurement and use. The American journal of clinical nutrition, 2011, Volume: 94, Issue:1 Topics: Bias; Biomarkers; Folic Acid; Homocysteine; Humans; Methylmalonic Acid; Nutrition Surveys; Public Policy; Vitamin B 12	2011
Biomarkers of cobalamin (vitamin B-12) status in the epidemiologic setting: a critical overview of context, applications, and performance characteristics of cobalamin, methylmalonic acid, and holotranscobalamin II. The American journal of clinical nutrition, 2011, Volume: 94, Issue:1 Topics: Biomarkers; Homocysteine; Humans; Methylmalonic Acid; Public Health; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2011
Biomarkers of vitamin B-12 status in NHANES: a roundtable summary. The American journal of clinical nutrition, 2011, Volume: 94, Issue:1 Topics: Biomarkers; Cognition Disorders; Homocysteine; Humans; Methylmalonic Acid; Nutrition Surveys; Public Health; Vitamin B 12; Vitamin B 12 Deficiency	2011
Combined methylmalonic acidemia and homocystinuria, cblC type. I. Clinical presentations, diagnosis and management. Journal of inherited metabolic disease, 2012, Volume: 35, Issue:1 Topics: Adolescent; Amino Acid Metabolism, Inborn Errors; Carrier Proteins; Child; Child, Preschool; Female; Homocystinuria; Humans; Infant; Infant, Newborn; Male; Methionine; Methylmalonic Acid; Models, Biological; Models, Genetic; Mutation; Neonatal Screening; Oxidoreductases; Pregnancy; Prenatal Diagnosis; Vitamin B 12; Vitamin B 12 Deficiency	2012
Vitamin B₁₂ status, cognitive decline and dementia: a systematic review of prospective cohort studies. The British journal of nutrition, 2012, Dec-14, Volume: 108, Issue:11 Topics: Aged; Aged, 80 and over; Biomarkers; Cognition; Cognition Disorders; Cognitive Dysfunction; Dementia; Disease Progression; Female; Humans; Male; Methylmalonic Acid; Middle Aged; Nutritional Status; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2012
Vitamin B12 intake and status and cognitive function in elderly people. Epidemiologic reviews, 2013, Volume: 35 Topics: Aged; Aged, 80 and over; Alzheimer Disease; Cognition; Cognition Disorders; Dementia; Diet; Humans; Methylmalonic Acid; Transcobalamins; Vitamin B 12	2013
Vitamin B12 in neurology and ageing; clinical and genetic aspects. Biochimie, 2013, Volume: 95, Issue:5 Topics: Aging; Humans; Methylmalonic Acid; Neurology; Vitamin B 12; Vitamin B 12 Deficiency	2013
Systematic review with dose-response meta-analyses between vitamin B-12 intake and European Micronutrient Recommendations Aligned's prioritized biomarkers of vitamin B-12 including randomized controlled trials and observational studies in adults and elder The American journal of clinical nutrition, 2013, Volume: 97, Issue:2 Topics: Adult; Aged; Aging; Biomarkers; European Union; Evidence-Based Medicine; Humans; Methylmalonic Acid; Nutrition Policy; Nutritional Requirements; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2013
Clinical practice. Vitamin B12 deficiency. The New England journal of medicine, 2013, Jan-10, Volume: 368, Issue:2 Topics: Administration, Oral; Anemia, Pernicious; Child; Child Nutrition Disorders; Diagnostic Errors; Female; Homocysteine; Humans; Infant; Infant Nutrition Disorders; Injections; Intestinal Absorption; Methylmalonic Acid; Middle Aged; Paresthesia; Practice Guidelines as Topic; Vitamin B 12; Vitamin B 12 Deficiency	2013
[Advances in the clinical and laboratory studies on methylmalonic aciduria combined with homocysteinemia type cblC]. Zhonghua er ke za zhi = Chinese journal of pediatrics, 2013, Volume: 51, Issue:4 Topics: Adult; Age of Onset; Amino Acid Metabolism, Inborn Errors; Betaine; Carrier Proteins; Child; China; DNA Mutational Analysis; Gas Chromatography-Mass Spectrometry; Genotype; Homocysteine; Humans; Hydroxocobalamin; Hyperhomocysteinemia; Infant; Methylmalonic Acid; Mutation; Oxidoreductases; Vitamin B 12	2013
The role of the one-carbon cycle in the developmental origins of Type 2 diabetes and obesity. Diabetic medicine : a journal of the British Diabetic Association, 2014, Volume: 31, Issue:3 Topics: Adiposity; Carbon Cycle; Diabetes Mellitus, Type 2; Environmental Exposure; Female; Fetal Development; Folic Acid; Folic Acid Deficiency; Homocysteine; Humans; Infant, Newborn; Insulin Resistance; Male; Maternal Nutritional Physiological Phenomena; Methylmalonic Acid; Obesity; Pregnancy; Prenatal Exposure Delayed Effects; Vitamin B 12; Vitamin B 12 Deficiency	2014
Vitamin B12 deficiency. BMJ (Clinical research ed.), 2014, Sep-04, Volume: 349 Topics: Homocysteine; Humans; Hydroxocobalamin; Methylmalonic Acid; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2014
Advances in mechanisms, diagnosis, and treatment of pernicious anemia. Discovery medicine, 2015, Volume: 19, Issue:104 Topics: Aged; Algorithms; Anemia, Pernicious; Autoimmune Diseases; Decision Support Systems, Clinical; Dietary Supplements; Female; Humans; Male; Methylmalonic Acid; Middle Aged; Sex Factors; Treatment Outcome; Vitamin B 12; Vitamin B 12 Deficiency	2015
Praxis, 2016, Volume: 105, Issue:22 Topics: Algorithms; Diagnosis, Differential; Folic Acid; Folic Acid Deficiency; Guideline Adherence; Humans; Methylmalonic Acid; Risk Factors; Vitamin B 12; Vitamin B 12 Deficiency	2016
Vitamin B Nature reviews. Disease primers, 2017, Jun-29, Volume: 3 Topics: Adolescent; Adult; Aged; Aged, 80 and over; Biomarkers; Child; Child, Preschool; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Prevalence; Risk Factors; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2017
Association of The American journal of clinical nutrition, 2017, Volume: 106, Issue:4 Topics: Adult; Aged; Alleles; Alzheimer Disease; Carbon; Child; Congenital Abnormalities; Female; Genotype; Homocysteine; Humans; Male; Methylmalonic Acid; Neoplasms; Polymorphism, Single Nucleotide; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency; White People	2017
Atypical hemolytic uremic syndrome induced by CblC subtype of methylmalonic academia: A case report and literature review. Medicine, 2017, Volume: 96, Issue:43 Topics: Amino Acid Metabolism, Inborn Errors; Atypical Hemolytic Uremic Syndrome; Carrier Proteins; Child, Preschool; Female; Homocysteine; Humans; Kidney; Methylmalonic Acid; Mutation; Oxidoreductases; Treatment Outcome; Vitamin B 12; Vitamin B Complex	2017
Proton Pump Inhibitors, H2-Receptor Antagonists, Metformin, and Vitamin B-12 Deficiency: Clinical Implications. Advances in nutrition (Bethesda, Md.), 2018, 07-01, Volume: 9, Issue:4 Topics: Histamine H2 Antagonists; Homocysteine; Humans; Metformin; Methylmalonic Acid; Nutritional Status; Proton Pump Inhibitors; Risk Factors; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2018
Peripheral neuropathy in Parkinson's disease. Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology, 2020, Volume: 41, Issue:10 Topics: Humans; Levodopa; Methylmalonic Acid; Parkinson Disease; Peripheral Nervous System Diseases; Vitamin B 12	2020
Ocular manifestations in patients with inborn errors of intracellular cobalamin metabolism: a systematic review. Human genetics, 2022, Volume: 141, Issue:7 Topics: Amino Acid Metabolism, Inborn Errors; Homocystinuria; Humans; Macular Degeneration; Methylmalonic Acid; Mutation; Retina; Retinal Degeneration; Vitamin B 12	2022
Neurodevelopmental and neuropsychiatric disorders in cobalamin C disease: a case report and review of the literature. Cold Spring Harbor molecular case studies, 2022, Volume: 8, Issue:2 Topics: Amino Acid Metabolism, Inborn Errors; Autism Spectrum Disorder; Carrier Proteins; Homocystinuria; Humans; Male; Methylmalonic Acid; Mutation; Vitamin B 12; Vitamin B 12 Deficiency	2022
Review of neuropsychological outcomes in isolated methylmalonic acidemia: recommendations for assessing impact of treatments. Metabolic brain disease, 2022, Volume: 37, Issue:5 Topics: Amino Acid Metabolism, Inborn Errors; Child; Humans; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Mutation; Quality of Life; Vitamin B 12	2022
Review article: Clinical manifestations and outcomes of chronic nitrous oxide misuse: A systematic review. Emergency medicine Australasia : EMA, 2022, Volume: 34, Issue:4 Topics: Homocysteine; Humans; Methylmalonic Acid; Nitrous Oxide; Prospective Studies; Vitamin B 12; Vitamin B 12 Deficiency	2022
Clinical, phenotypic and genetic landscape of case reports with genetically proven inherited disorders of vitamin B Cell reports. Medicine, 2022, 07-19, Volume: 3, Issue:7 Topics: Humans; Methylmalonic Acid; Muscle Hypotonia; Vitamin B 12; Vitamin B 12 Deficiency; Vitamins	2022

Trials

64 trial(s) available for methylmalonic acid and vitamin b 12

Article	Year
Effects of vitamin B12, folate, and vitamin B6 supplements in elderly people with normal serum vitamin concentrations. Lancet (London, England), 1995, Jul-08, Volume: 346, Issue:8967 Topics: Aged; Aged, 80 and over; Avitaminosis; Citrates; Cystathionine; Double-Blind Method; Female; Folic Acid; Follow-Up Studies; Homocysteine; Humans; Injections, Intramuscular; Male; Methylmalonic Acid; Placebos; Prospective Studies; Pyridoxine; Vitamin B 12; Vitamin B 12 Deficiency	1995
Performance of the serum cobalamin assay for diagnosis of cobalamin deficiency. The American journal of the medical sciences, 1994, Volume: 308, Issue:5 Topics: Blood Proteins; False Positive Reactions; Female; Folic Acid; Follow-Up Studies; Hemoglobins; Hospitals, Veterans; Humans; Inpatients; Male; Methylmalonic Acid; Middle Aged; Outpatients; Predictive Value of Tests; Prospective Studies; Random Allocation; Reagent Kits, Diagnostic; Schilling Test; Vitamin B 12; Vitamin B 12 Deficiency	1994
Clinical outcome of long-term management of patients with vitamin B12-unresponsive methylmalonic acidemia. The Journal of pediatrics, 1994, Volume: 125, Issue:6 Pt 1 Topics: Age Factors; Amino Acid Metabolism, Inborn Errors; Child, Preschool; Combined Modality Therapy; Dietary Proteins; Disability Evaluation; Food, Fortified; Humans; Infant; Infant, Newborn; Methylmalonic Acid; Retrospective Studies; Survival Rate; Time Factors; Treatment Outcome; Vitamin B 12	1994
Reversible dysregulation of the mitochondrial ATP synthase in skin fibroblasts from children with vitamin B12-dependent methylmalonic acidaemia. Journal of inherited metabolic disease, 1997, Volume: 20, Issue:3 Topics: ATP Synthetase Complexes; Calcium; Cells, Cultured; Child; Electron Transport Complex IV; Fibroblasts; Humans; Infant; Methylmalonic Acid; Mitochondria; Multienzyme Complexes; Phosphotransferases (Phosphate Group Acceptor); Skin; Vitamin B 12; Vitamin B 12 Deficiency	1997
Metformin increases total serum homocysteine levels in non-diabetic male patients with coronary heart disease. Scandinavian journal of clinical and laboratory investigation, 1997, Volume: 57, Issue:6 Topics: Adult; Coronary Disease; Cysteine; Folic Acid; Homocysteine; Humans; Hypoglycemic Agents; Male; Metformin; Methylmalonic Acid; Middle Aged; Vitamin B 12	1997
Effective treatment of cobalamin deficiency with oral cobalamin. Blood, 1998, Aug-15, Volume: 92, Issue:4 Topics: Administration, Oral; Adult; Aged; Aged, 80 and over; Female; Folic Acid; Hematocrit; Homocysteine; Humans; Injections, Intramuscular; Male; Methylmalonic Acid; Middle Aged; Treatment Outcome; Vitamin B 12; Vitamin B 12 Deficiency	1998
Pathological changes in cobalt-supplemented and non-supplemented twin lambs in relation to blood concentrations of methylmalonic acid and homocysteine. The veterinary quarterly, 1999, Volume: 21, Issue:3 Topics: Animals; Brain; Brain Diseases; Cobalt; Copper; Diet; Female; Hepatitis, Chronic; Homocysteine; Litter Size; Liver; Male; Methylmalonic Acid; Sheep; Sheep Diseases; Twins; Vitamin B 12; Vitamin B 12 Deficiency	1999
Elevated serum levels of methylmalonic acid and homocysteine in elderly people. A population-based intervention study. Journal of internal medicine, 1999, Volume: 246, Issue:3 Topics: Administration, Oral; Aged; Female; Folic Acid; Hematinics; Homocysteine; Humans; Injections, Intramuscular; Male; Methylmalonic Acid; Treatment Outcome; Vitamin B 12	1999
Elevated serum levels of methylmalonic acid and homocysteine in elderly people. A population-based intervention study. Journal of internal medicine, 1999, Volume: 246, Issue:6 Topics: Administration, Oral; Aged; Aged, 80 and over; Drug Therapy, Combination; Female; Folic Acid; Hematinics; Homocysteine; Humans; Injections, Intramuscular; Male; Methylmalonic Acid; Population Surveillance; Treatment Outcome; Vitamin B 12	1999
The plasma homocysteine concentration is better than that of serum methylmalonic acid as a marker for sociopsychological performance in a psychogeriatric population. Clinical chemistry, 2000, Volume: 46, Issue:5 Topics: Aged; Aged, 80 and over; Dementia; Female; Folic Acid; Folic Acid Deficiency; Homocysteine; Humans; Male; Methylmalonic Acid; Psychiatric Status Rating Scales; Regression Analysis; Vitamin B 12; Vitamin B 12 Deficiency	2000
Parenteral vitamin B12 reduces hyperhomocysteinemia in end-stage renal disease. Clinical and investigative medicine. Medecine clinique et experimentale, 2001, Volume: 24, Issue:1 Topics: Cysteine; Homocysteine; Humans; Hyperhomocysteinemia; Injections, Subcutaneous; Kidney Failure, Chronic; Methylmalonic Acid; Renal Dialysis; Vitamin B 12	2001
Increased plasma methylmalonic acid level does not predict clinical manifestations of vitamin B12 deficiency. Archives of internal medicine, 2001, Jun-25, Volume: 161, Issue:12 Topics: Adolescent; Adult; Aged; Aged, 80 and over; Biomarkers; Denmark; Female; Follow-Up Studies; Humans; Male; Methylmalonic Acid; Middle Aged; Predictive Value of Tests; Probability; Registries; Sensitivity and Specificity; Vitamin B 12; Vitamin B 12 Deficiency	2001
Vitamin B12 treatment normalizes metabolic markers but has limited clinical effect: a randomized placebo-controlled study. Clinical chemistry, 2001, Volume: 47, Issue:8 Topics: Adolescent; Adult; Aged; Aged, 80 and over; Homocysteine; Humans; Methylmalonic Acid; Middle Aged; Neurologic Examination; Vitamin B 12; Vitamin B 12 Deficiency	2001
Determinants of cobalamin status in newborns. Pediatrics, 2001, Volume: 108, Issue:3 Topics: Adult; Biomarkers; Female; Homocysteine; Humans; Infant, Newborn; Logistic Models; Maternal-Fetal Exchange; Methylmalonic Acid; Parity; Pregnancy; Reference Values; Vitamin B 12	2001
Hydroxocobalamin reduces hyperhomocysteinemia in end-stage renal disease. Metabolism: clinical and experimental, 2002, Volume: 51, Issue:7 Topics: Aged; Female; Folic Acid; Homocysteine; Humans; Hydroxocobalamin; Hyperhomocysteinemia; Injections, Subcutaneous; Kidney Failure, Chronic; Male; Methylmalonic Acid; Middle Aged; Prospective Studies; Renal Dialysis; Treatment Outcome; Vitamin B 12	2002
Response of elevated methylmalonic acid to three dose levels of oral cobalamin in older adults. Journal of the American Geriatrics Society, 2002, Volume: 50, Issue:11 Topics: Administration, Oral; Age Factors; Aged; Aged, 80 and over; Dose-Response Relationship, Drug; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Pilot Projects; Time Factors; Vitamin B 12; Vitamin B 12 Deficiency	2002
Vitamin B-12 treatment has limited effect on health-related quality of life among individuals with elevated plasma methylmalonic acid: a randomized placebo-controlled study. Journal of internal medicine, 2003, Volume: 253, Issue:2 Topics: Aged; Double-Blind Method; Female; Humans; Male; Methylmalonic Acid; Quality of Life; Surveys and Questionnaires; Vitamin B 12; Vitamin B 12 Deficiency	2003
Vitamin B12 decreases, but does not normalize, homocysteine and methylmalonic acid in end-stage renal disease: a link with glycine metabolism and possible explanation of hyperhomocysteinemia in end-stage renal disease. Metabolism: clinical and experimental, 2003, Volume: 52, Issue:2 Topics: Cysteine; Genotype; Glycine; Homocysteine; Humans; Hyperhomocysteinemia; Kidney Failure, Chronic; Methylenetetrahydrofolate Reductase (NADPH2); Methylmalonic Acid; Mutation; Oxidoreductases Acting on CH-NH Group Donors; Threonine; Vitamin B 12	2003
The effect of vitamin B12 on total plasma homocysteine concentration in folate-replete hemodialysis patients. Clinical nephrology, 2003, Volume: 59, Issue:3 Topics: Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Male; Methylmalonic Acid; Middle Aged; Renal Dialysis; Statistics, Nonparametric; Treatment Outcome; Vitamin B 12	2003
Neuropsychiatric disturbances in presumed late-onset cobalamin C disease. Archives of neurology, 2003, Volume: 60, Issue:10 Topics: Adolescent; Adult; Brain; Cobamides; Female; Fibroblasts; Homocysteine; Humans; Mental Disorders; Metabolism, Inborn Errors; Methylmalonic Acid; Nervous System Diseases; Sural Nerve; Vitamin B 12	2003
Reduction of plasma homocysteine and serum methylmalonate concentrations in apparently healthy elderly subjects after treatment with folic acid, vitamin B12 and vitamin B6: a randomised trial. European journal of clinical nutrition, 2003, Volume: 57, Issue:11 Topics: Aged; Aged, 80 and over; Double-Blind Method; Female; Folic Acid; Folic Acid Deficiency; Homocysteine; Humans; Male; Methylmalonic Acid; Reference Values; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B 6	2003
Effects of folic acid fortification and multivitamin therapy on homocysteine and vitamin B(12) status in cardiac transplant recipients. The Journal of heart and lung transplantation : the official publication of the International Society for Heart Transplantation, 2004, Volume: 23, Issue:4 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Adult; Canada; Cohort Studies; Dietary Supplements; Female; Ferredoxin-NADP Reductase; Folic Acid; Food, Fortified; Heart Transplantation; Homocysteine; Humans; Hyperhomocysteinemia; Male; Methylenetetrahydrofolate Reductase (NADPH2); Methylmalonic Acid; Middle Aged; Polymorphism, Single Nucleotide; Vitamin B 12; Vitamins	2004
Effects of moderate alcohol consumption on folate and vitamin B(12) status in postmenopausal women. European journal of clinical nutrition, 2004, Volume: 58, Issue:11 Topics: Aged; Alcohol Drinking; Cross-Over Studies; DNA Methylation; Dose-Response Relationship, Drug; Ethanol; Female; Folic Acid; Homocysteine; Humans; Methylmalonic Acid; Middle Aged; Nutritional Status; Postmenopause; Vitamin B 12	2004
Effect of multivitamin supplementation on the homocysteine and methylmalonic acid blood concentrations in women over the age of 60 years. European journal of nutrition, 2005, Volume: 44, Issue:3 Topics: Aged; Aged, 80 and over; Cardiovascular Diseases; Dietary Supplements; Double-Blind Method; Female; Folic Acid; Geriatric Assessment; Homocysteine; Humans; Methylmalonic Acid; Middle Aged; Minerals; Risk Assessment; Vitamin B 12; Vitamin B 6; Vitamin B Complex; Vitamins	2005
Holotranscobalamin--a first choice assay for diagnosing early vitamin B deficiency? Journal of internal medicine, 2005, Volume: 257, Issue:3 Topics: Adult; Aged; Aged, 80 and over; Anemia; Biomarkers; Creatinine; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Prognosis; Thyrotropin; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2005
Oral cyanocobalamin supplementation in older people with vitamin B12 deficiency: a dose-finding trial. Archives of internal medicine, 2005, May-23, Volume: 165, Issue:10 Topics: Administration, Oral; Aged; Aged, 80 and over; Biomarkers; Dietary Supplements; Dose-Response Relationship, Drug; Double-Blind Method; Female; Follow-Up Studies; Homocysteine; Humans; Male; Methylmalonic Acid; Radioimmunoassay; Retrospective Studies; Transcobalamins; Treatment Outcome; Vitamin B 12; Vitamin B 12 Deficiency	2005
Effect of supplementation with cobalamin carried either by a milk product or a capsule in mildly cobalamin-deficient elderly Dutch persons. The American journal of clinical nutrition, 2005, Volume: 82, Issue:3 Topics: Aged; Aged, 80 and over; Analysis of Variance; Animals; Biological Availability; Capsules; Dietary Supplements; Double-Blind Method; Drug Administration Routes; Drug Carriers; Female; Food, Fortified; Humans; Male; Methylmalonic Acid; Milk; Netherlands; Placebos; Vitamin B 12; Vitamin B 12 Deficiency	2005
Effect of oral vitamin B-12 with or without folic acid on cognitive function in older people with mild vitamin B-12 deficiency: a randomized, placebo-controlled trial. The American journal of clinical nutrition, 2006, Volume: 84, Issue:2 Topics: Administration, Oral; Aged; Aged, 80 and over; Cognition; Cognition Disorders; Dietary Supplements; Double-Blind Method; Drug Therapy, Combination; Female; Folic Acid; Homocysteine; Humans; Male; Memory; Methylmalonic Acid; Psychomotor Performance; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2006
Measures of adiposity and body fat distribution in relation to serum folate levels in postmenopausal women in a feeding study. European journal of clinical nutrition, 2008, Volume: 62, Issue:5 Topics: Absorptiometry, Photon; Adipose Tissue; Adiposity; Aged; Alcohol Drinking; Body Composition; Body Mass Index; Cross-Over Studies; Cross-Sectional Studies; Female; Folic Acid; Homocysteine; Humans; Methylmalonic Acid; Middle Aged; Multivariate Analysis; Obesity; Overweight; Postmenopause; Vitamin B 12	2008
Vitamin B(12) and methylmalonic acid levels in patients presenting with polyneuropathy. Muscle & nerve, 2007, Volume: 36, Issue:4 Topics: Cohort Studies; Female; Humans; Male; Methylmalonic Acid; Polyneuropathies; Retrospective Studies; Vitamin B 12	2007
Pemetrexed pharmacokinetics and pharmacodynamics in a phase I/II study of doublet chemotherapy with vinorelbine: implications for further optimisation of pemetrexed schedules. British journal of cancer, 2007, Oct-22, Volume: 97, Issue:8 Topics: Adult; Aged; Antineoplastic Combined Chemotherapy Protocols; Area Under Curve; Carcinoma, Non-Small-Cell Lung; Deoxyuridine; Dietary Supplements; Dose-Response Relationship, Drug; Female; Folic Acid; Glutamates; Guanine; Homocysteine; Humans; Lung Neoplasms; Male; Methylmalonic Acid; Middle Aged; Pemetrexed; Thymidine; Thymidylate Synthase; Vinblastine; Vinorelbine; Vitamin B 12	2007
[Clinical studies on fifty-seven Chinese patients with combined methylmalonic aciduria and homocysteinemia]. Zhonghua er ke za zhi = Chinese journal of pediatrics, 2007, Volume: 45, Issue:7 Topics: Adolescent; Adult; Amino Acid Metabolism, Inborn Errors; Anemia; Carnitine; Child; Child, Preschool; China; Female; Gas Chromatography-Mass Spectrometry; Homocysteine; Humans; Male; Metabolic Diseases; Methylmalonic Acid; Urologic Diseases; Vitamin B 12; Vitamin B Complex; Young Adult	2007
Cobalamin and folate status in infants and young children in a low-to-middle income community in India. The American journal of clinical nutrition, 2007, Volume: 86, Issue:5 Topics: Child, Preschool; Double-Blind Method; Female; Folic Acid; Folic Acid Deficiency; Homocysteine; Humans; India; Infant; Male; Methylmalonic Acid; Nutritional Status; Socioeconomic Factors; Vitamin B 12; Vitamin B 12 Deficiency	2007
Age-related hearing loss, methylmalonic acid, and vitamin B12 status in older adults. Journal of nutrition for the elderly, 2006, Volume: 25, Issue:3-4 Topics: Age Factors; Aged; Aged, 80 and over; Aging; Cohort Studies; Creatinine; Dietary Supplements; Dose-Response Relationship, Drug; Female; Geriatric Assessment; Hearing Loss; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Nutritional Status; Socioeconomic Factors; Time Factors; Treatment Outcome; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2006
Common metabolic profile in infants indicating impaired cobalamin status responds to cobalamin supplementation. Pediatrics, 2008, Volume: 122, Issue:1 Topics: Breast Feeding; Dietary Supplements; Folic Acid; Homocysteine; Humans; Infant; Linear Models; Methylmalonic Acid; Vitamin B 12	2008
Bread cofortified with folic acid and vitamin B-12 improves the folate and vitamin B-12 status of healthy older people: a randomized controlled trial. The American journal of clinical nutrition, 2008, Volume: 88, Issue:2 Topics: Aged; Aging; Bread; Double-Blind Method; Erythrocytes; Female; Folic Acid; Food, Fortified; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Neural Tube Defects; Nutritional Requirements; Nutritional Status; Vitamin B 12; Vitamin B 12 Deficiency	2008
Vitamin B(12) deficiency is linked with long-term use of proton pump inhibitors in institutionalized older adults: could a cyanocobalamin nasal spray be beneficial? Journal of nutrition for the elderly, 2010, Volume: 29, Issue:1 Topics: Administration, Inhalation; Aged; Aged, 80 and over; Female; Humans; Institutionalization; Long-Term Care; Male; Methylmalonic Acid; Middle Aged; Nutritional Status; Proton Pump Inhibitors; Vitamin B 12; Vitamin B 12 Deficiency	2010
Oral vitamin B12 for patients suspected of subtle cobalamin deficiency: a multicentre pragmatic randomised controlled trial. BMC family practice, 2011, Jan-13, Volume: 12 Topics: Administration, Oral; Adolescent; Adult; Aged; Aged, 80 and over; Biomarkers; Blood Specimen Collection; Dietary Supplements; Female; Follow-Up Studies; Homocysteine; Humans; Least-Squares Analysis; Male; Methylmalonic Acid; Middle Aged; Patient Compliance; Switzerland; Treatment Outcome; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex; Young Adult	2011
Cobalamin status modifies the effect of zinc supplementation on the incidence of prolonged diarrhea in 6- to 30-month-old north Indian children. The Journal of nutrition, 2011, Volume: 141, Issue:6 Topics: Child, Preschool; Diarrhea; Dietary Supplements; Female; Folic Acid; Homocysteine; Humans; Incidence; India; Infant; Male; Methylmalonic Acid; Vitamin B 12; Zinc	2011
The vitamin B12 absorption test, CobaSorb, identifies patients not requiring vitamin B12 injection therapy. Scandinavian journal of clinical and laboratory investigation, 2011, Volume: 71, Issue:5 Topics: Administration, Oral; Adult; Aged; Aged, 80 and over; Biomarkers; Blood Chemical Analysis; Female; Hemoglobins; Homocysteine; Humans; Injections; Intestinal Absorption; Male; Methylmalonic Acid; Middle Aged; Prospective Studies; Reference Values; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2011
Vitamin B-12 supplementation of rural Mexican women changes biochemical vitamin B-12 status indicators but does not affect hematology or a bone turnover marker. The Journal of nutrition, 2012, Volume: 142, Issue:10 Topics: Adult; Alkaline Phosphatase; Bone Remodeling; C-Reactive Protein; Dietary Supplements; Female; Ferritins; Folic Acid; Homocysteine; Humans; Logistic Models; Methylmalonic Acid; Mexico; Middle Aged; Nutritional Status; Rural Population; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex; Young Adult	2012
A vitamin B-12 supplement of 500 μg/d for eight weeks does not normalize urinary methylmalonic acid or other biomarkers of vitamin B-12 status in elderly people with moderately poor vitamin B-12 status. The Journal of nutrition, 2013, Volume: 143, Issue:2 Topics: Aged; Aged, 80 and over; Aging; Apoproteins; Biomarkers; Creatinine; Cross-Sectional Studies; Dietary Supplements; Double-Blind Method; Female; Humans; Male; Methylmalonic Acid; Nutritional Status; Patient Compliance; Smoking; Time Factors; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2013
Cobalamin and folate status predicts mental development scores in North Indian children 12-18 mo of age. The American journal of clinical nutrition, 2013, Volume: 97, Issue:2 Topics: Biomarkers; Child Development; Cognition Disorders; Cohort Studies; Developmental Disabilities; Female; Folic Acid; Folic Acid Deficiency; Homocysteine; Humans; India; Infant; Male; Methylmalonic Acid; Neurogenesis; Nutritional Status; Prevalence; Psychomotor Performance; Vitamin B 12; Vitamin B 12 Deficiency	2013
Three-month B vitamin supplementation in pre-school children affects folate status and homocysteine, but not cognitive performance. European journal of nutrition, 2014, Volume: 53, Issue:7 Topics: Biomarkers; Calcium, Dietary; Child; Child, Preschool; Cognition; Dietary Supplements; Double-Blind Method; Female; Folic Acid; Germany; Homocysteine; Humans; Male; Memory, Short-Term; Methylmalonic Acid; Vitamin B 12; Vitamin B Complex	2014
B-vitamin levels and genetics of hyperhomocysteinemia are not associated with arterial stiffness. Nutrition, metabolism, and cardiovascular diseases : NMCD, 2014, Volume: 24, Issue:7 Topics: Aged; Aged, 80 and over; Blood Pressure; Body Mass Index; Creatinine; Cross-Sectional Studies; Double-Blind Method; Female; Folic Acid; Genotyping Techniques; Homocysteine; Humans; Hyperhomocysteinemia; Linear Models; Male; Methylmalonic Acid; Multivariate Analysis; Pulse Wave Analysis; Risk Factors; Vascular Stiffness; Vitamin B 12; Vitamin B Complex	2014
Vitamin B12 supplementation during pregnancy and postpartum improves B12 status of both mothers and infants but vaccine response in mothers only: a randomized clinical trial in Bangladesh. European journal of nutrition, 2016, Volume: 55, Issue:1 Topics: Adolescent; Adult; Bangladesh; Biomarkers; C-Reactive Protein; Dietary Supplements; Dose-Response Relationship, Drug; Female; Ferritins; Folic Acid; Hemoglobins; Homocysteine; Humans; Immunoglobulin A; Infant; Influenza A Virus, H1N1 Subtype; Influenza Vaccines; Influenza, Human; Lactation; Maternal Nutritional Physiological Phenomena; Methylmalonic Acid; Milk, Human; Orosomucoid; Postpartum Period; Pregnancy; Receptors, Transferrin; Vitamin B 12; Young Adult	2016
Vitamin B-12 Status Differs among Pregnant, Lactating, and Control Women with Equivalent Nutrient Intakes. The Journal of nutrition, 2015, Volume: 145, Issue:7 Topics: Adult; Biomarkers; Breast Feeding; Choline; Dietary Supplements; Dose-Response Relationship, Drug; Double-Blind Method; Energy Intake; Female; Healthy Volunteers; Homocysteine; Humans; Lactation; Methylmalonic Acid; Micronutrients; Postpartum Period; Pregnancy; Recommended Dietary Allowances; Vitamin B 12; Young Adult	2015
Vitamin B-12 treatment of asymptomatic, deficient, elderly Chileans improves conductivity in myelinated peripheral nerves, but high serum folate impairs vitamin B-12 status response assessed by the combined indicator of vitamin B-12 status. The American journal of clinical nutrition, 2016, Volume: 103, Issue:1 Topics: Aged; Chile; Dietary Supplements; Female; Folic Acid; Food, Fortified; Homocysteine; Humans; Male; Methylmalonic Acid; Nerve Fibers, Myelinated; Neural Conduction; Nutritional Status; Peripheral Nerves; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2016
Motor development related to duration of exclusive breastfeeding, B vitamin status and B12 supplementation in infants with a birth weight between 2000-3000 g, results from a randomized intervention trial. BMC pediatrics, 2015, Dec-18, Volume: 15 Topics: Breast Feeding; Child Development; Dietary Supplements; Female; Folic Acid; Homocysteine; Humans; Infant; Infant, Low Birth Weight; Male; Methylmalonic Acid; Motor Skills; Pyridoxal Phosphate; Riboflavin; Time Factors; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2015
Reduced folate and serum vitamin metabolites in patients with rectal carcinoma: an open-label feasibility study of pemetrexed with folic acid and vitamin B12 supplementation. Anti-cancer drugs, 2016, Volume: 27, Issue:5 Topics: Adenocarcinoma; Adult; Aged; Aged, 80 and over; Antineoplastic Agents; Cystathionine; Feasibility Studies; Female; Folic Acid; Folic Acid Antagonists; Homocysteine; Humans; Intestinal Mucosa; Male; Methylmalonic Acid; Middle Aged; Neoadjuvant Therapy; Pemetrexed; Rectal Neoplasms; Rectum; Vitamin B 12	2016
One-carbon metabolites and telomere length in a prospective and randomized study of B- and/or D-vitamin supplementation. European journal of nutrition, 2017, Volume: 56, Issue:5 Topics: Aged; Biomarkers; Body Mass Index; Calcium Carbonate; Carbon; Choline; Cross-Sectional Studies; Dietary Supplements; Double-Blind Method; Female; Folic Acid; Humans; Male; Methylenetetrahydrofolate Reductase (NADPH2); Methylmalonic Acid; Middle Aged; Pilot Projects; Prospective Studies; Sarcosine; Telomere; Telomere Homeostasis; Tetrahydrofolates; Vitamin B 12; Vitamin B 6; Vitamin B Complex; Vitamin D	2017
A randomized placebo controlled trial of vitamin B Clinical nutrition (Edinburgh, Scotland), 2017, Volume: 36, Issue:6 Topics: Aged; Cholesterol; Cognitive Dysfunction; Creatinine; Diabetes Mellitus; Dietary Supplements; Female; Follow-Up Studies; Homocysteine; Humans; Male; Methylmalonic Acid; Neuropsychological Tests; Socioeconomic Factors; Triglycerides; Vitamin B 12	2017
Whey protein isolate improves vitamin B Molecular nutrition & food research, 2017, Volume: 61, Issue:5 Topics: Aged; Australia; Cross-Over Studies; Diet; Dietary Supplements; DNA Damage; Female; Folic Acid; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Nutrition Assessment; Vitamin B 12; Vitamin B 12 Deficiency; Whey Proteins	2017
Folate and Vitamin B Nutrients, 2016, Dec-24, Volume: 9, Issue:1 Topics: Aged; Biomarkers; Body Mass Index; Brain; Cross-Sectional Studies; Dietary Supplements; Double-Blind Method; Female; Folic Acid; Homocysteine; Humans; Linear Models; Magnetic Resonance Imaging; Male; Methylmalonic Acid; Nutritional Status; Organ Size; Tandem Mass Spectrometry; Transcobalamins; Vitamin B 12	2016
Effects of metformin versus placebo on vitamin B12 metabolism in non-diabetic breast cancer patients in CCTG MA.32. Breast cancer research and treatment, 2017, Volume: 164, Issue:2 Topics: Adult; Antineoplastic Agents; Breast Neoplasms; Female; Homocysteine; Humans; Metformin; Methylmalonic Acid; Middle Aged; Treatment Outcome; Vitamin B 12	2017
Cobalamin and Folate Status among Breastfed Infants in Bhaktapur, Nepal. Nutrients, 2018, May-18, Volume: 10, Issue:5 Topics: Biomarkers; Breast Feeding; Cross-Sectional Studies; Female; Folic Acid; Folic Acid Deficiency; Homocysteine; Humans; Infant; Infant Nutritional Physiological Phenomena; Male; Methylmalonic Acid; Nepal; Nutritional Status; Vitamin B 12; Vitamin B 12 Deficiency	2018
The Effect of Whey and Soy Protein Isolates on Cognitive Function in Older Australians with Low Vitamin B Nutrients, 2018, Dec-21, Volume: 11, Issue:1 Topics: Aged; Australia; Cognition; Cross-Over Studies; Female; Folic Acid; Homocysteine; Humans; Male; Memory; Methylmalonic Acid; Middle Aged; Nutritional Status; Reaction Time; Sex Factors; Soybean Proteins; Vitamin B 12; Vitamin B 12 Deficiency; Whey Proteins	2018
Effects of oral versus parenteral cobalamin supplementation on methylmalonic acid and homocysteine concentrations in dogs with chronic enteropathies and low cobalamin concentrations. Veterinary journal (London, England : 1997), 2019, Volume: 243 Topics: Administration, Oral; Animals; Dietary Supplements; Dog Diseases; Dogs; Female; Homocysteine; Infusions, Parenteral; Intestinal Diseases; Male; Methylmalonic Acid; Prospective Studies; Random Allocation; Vitamin B 12; Vitamin B 12 Deficiency	2019
Maternal choline supplementation alters vitamin B-12 status in human and murine pregnancy. The Journal of nutritional biochemistry, 2019, Volume: 72 Topics: Adult; Animals; Betaine-Homocysteine S-Methyltransferase; Choline; Choline Dehydrogenase; Dietary Supplements; Female; Gene Expression Regulation; Homeodomain Proteins; Homocysteine; Humans; Maternal Nutritional Physiological Phenomena; Methylmalonic Acid; Mice, Mutant Strains; Polymorphism, Single Nucleotide; Pregnancy; Pregnancy Trimester, Third; Transcription Factors; Vitamin B 12; Young Adult	2019
Vitamin B12 Status Upon Short-Term Intervention with a Vegan Diet-A Randomized Controlled Trial in Healthy Participants. Nutrients, 2019, Nov-18, Volume: 11, Issue:11 Topics: Adult; Biomarkers; Cardiovascular Diseases; Cholesterol; Diet, Vegan; Fatty Acids; Female; Healthy Volunteers; Homocysteine; Humans; Inflammation; Male; Methylmalonic Acid; Micronutrients; Nutritional Status; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2019
Infantile Tremor Syndrome or a Neurocutaneous Infantile B12 Deficiency (NIB) Syndrome? Indian journal of pediatrics, 2020, Volume: 87, Issue:3 Topics: Adolescent; Adult; Biomarkers; Child; Child, Preschool; Erythrocyte Indices; Female; Folic Acid; Homocysteine; Humans; India; Male; Malnutrition; Methylmalonic Acid; Mothers; Prospective Studies; Tremor; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2020
Cobalamin and folate status in women during early pregnancy in Bhaktapur, Nepal. Journal of nutritional science, 2021, Volume: 10 Topics: Female; Folic Acid; Homocysteine; Humans; Methylmalonic Acid; Nepal; Pregnancy; Vitamin B 12; Vitamin B 12 Deficiency	2021
Plasma Methylmalonic Acid Concentration in Folic Acid-Supplemented Depressed Patients with Low or Marginal Vitamin B-12: A Randomized Trial. The Journal of nutrition, 2021, 12-03, Volume: 151, Issue:12 Topics: Aged; Dietary Supplements; Female; Folic Acid; Homocysteine; Humans; Methylmalonic Acid; Middle Aged; Vitamin B 12; Vitamins	2021
Effect of oral or injectable supplementation with cobalamin in dogs with hypocobalaminemia caused by chronic enteropathy or exocrine pancreatic insufficiency. Journal of veterinary internal medicine, 2022, Volume: 36, Issue:5 Topics: Animals; Dietary Supplements; Dog Diseases; Dogs; Exocrine Pancreatic Insufficiency; Inflammatory Bowel Diseases; Methylmalonic Acid; Prospective Studies; Vitamin B 12; Vitamin B 12 Deficiency	2022

Other Studies

538 other study(ies) available for methylmalonic acid and vitamin b 12

Article	Year
Cobalamins in fibroblasts cultured from normal control subjects and patients with methylmalonic aciduria. Pediatric research, 1976, Volume: 10, Issue:3 Topics: Amino Acid Metabolism, Inborn Errors; Cells, Cultured; Chromatography; Fibroblasts; Humans; Malonates; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Vitamin B 12	1976
Methylmalonic aciduria without vitamin B12 deficiency in an adult sibship. The New England journal of medicine, 1976, Aug-05, Volume: 295, Issue:6 Topics: Age Factors; Aged; Amino Acid Metabolism, Inborn Errors; Humans; Isomerases; Leukocytes; Male; Malonates; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Middle Aged; Propionates; Vitamin B 12	1976
Congenital methylmalonic acidemia: a variant of the B12 'non-responsive' form with evidence for reduced affinity of methylmalonyl-CoA mutase for its B12-coenzyme. Enzyme, 1976, Volume: 21, Issue:6 Topics: Amino Acid Metabolism, Inborn Errors; Female; Fibroblasts; Genetic Variation; Humans; Infant, Newborn; Isomerases; Kinetics; Leukocytes; Malonates; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Vitamin B 12	1976
Inherited deficiencies of human methylmalonyl CaA mutase activity: reduced affinity of mutant apoenzyme for adenosylcobalamin. Biochemical and biophysical research communications, 1977, Oct-10, Volume: 78, Issue:3 Topics: Apoenzymes; Cell Line; Humans; Isomerases; Kinetics; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Mutation; Vitamin B 12	1977
A new variant of methylmalonic acidemia-defective coenzyme-apoenzyme binding in cultured fibroblasts. Clinica chimica acta; international journal of clinical chemistry, 1978, Apr-03, Volume: 85, Issue:1 Topics: Amino Acid Metabolism, Inborn Errors; Cells, Cultured; Coenzymes; Female; Fibroblasts; Humans; Infant, Newborn; Infant, Newborn, Diseases; Isomerases; Kinetics; Malonates; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Protein Binding; Skin; Vitamin B 12	1978
Methylmalonic acidemia: 6 years' clinical experience with two variants unresponsive to vitamin B12 therapy. Canadian Medical Association journal, 1979, May-19, Volume: 120, Issue:10 Topics: Amino Acid Metabolism, Inborn Errors; Amino Acids; Ammonia; Child, Preschool; Female; Humans; Infant; Infant, Newborn; Male; Malonates; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Uric Acid; Vitamin B 12	1979
Inborn errors of cobalamin metabolism: effect of cobalamin supplementation in culture on methylmalonyl CoA mutase activity in normal and mutant human fibroblasts. Biochemical genetics, 1979, Volume: 17, Issue:1-2 Topics: Amino Acid Metabolism, Inborn Errors; Cell Line; Culture Media; Genetic Variation; Humans; Isomerases; Malonates; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Mutation; Vitamin B 12	1979
Methylmalonic acidemia. Kidney international, 1979, Volume: 15, Issue:3 Topics: Amino Acid Metabolism, Inborn Errors; Apoenzymes; Cobamides; Dietary Proteins; Humans; Infant; Male; Malonates; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Peritoneal Dialysis; Vitamin B 12	1979
Possible role of vitamin E in the conversion of cyanocobalamin to its coenzyme form. Nutrition reviews, 1979, Volume: 37, Issue:10 Topics: Animals; Cobamides; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Rats; Vitamin B 12; Vitamin E Deficiency	1979
Congenital defect in intracellular cobalamin metabolism resulting in homocystinuria and methylmalonic aciduria. II. Biochemical investigations. Helvetica paediatrica acta, 1979, Volume: 34, Issue:5 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Amino Acids; Coenzymes; Homocystinuria; Humans; Infant; Kidney; Liver; Male; Metabolism, Inborn Errors; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Vitamin B 12	1979
Selective inactivation of vitamin B12 in rats by nitrous oxide. Lancet (London, England), 1978, Nov-11, Volume: 2, Issue:8098 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Animals; Cytosol; Liver; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Mitochondria, Liver; Nitrous Oxide; Rats; Vitamin B 12; Vitamin B 12 Deficiency	1978
Prenatal therapy of a patient with vitamin-B12-responsive methylmalonic acidemia. The New England journal of medicine, 1975, Aug-14, Volume: 293, Issue:7 Topics: Amino Acid Metabolism, Inborn Errors; Amniotic Fluid; Cobamides; Female; Fetal Diseases; Gestational Age; Humans; Infant; Infant, Newborn; Malonates; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Pregnancy; Prenatal Diagnosis; Propionates; Succinates; Vitamin B 12	1975
Studies of methylmalonyl coenzyme A carbonylmutase activity in methylmalonic acidemia. I. Correlation of clinical, hepatic, and fibroblast data. Pediatric research, 1975, Volume: 9, Issue:8 Topics: Animals; Cattle; Cell Line; Cells, Cultured; Child; Child, Preschool; Cobamides; Culture Media; Female; Fibroblasts; Humans; Hydroxocobalamin; Infant; Infant, Newborn; Isomerases; Kidney; Liver; Male; Malonates; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Oxidation-Reduction; Propionates; Succinates; Tissue Extracts; Vitamin B 12	1975
Functional significance of low serum vitamin B12 levels in pregnancy. International journal for vitamin and nutrition research. Internationale Zeitschrift fur Vitamin- und Ernahrungsforschung. Journal international de vitaminologie et de nutrition, 1977, Volume: 47, Issue:1 Topics: Biological Assay; Female; Hematocrit; Hemoglobins; Humans; Methylmalonic Acid; Pregnancy; Pregnancy Trimester, Third; Radioisotope Dilution Technique; Vitamin B 12	1977
Interrelationships between Vitamin B12 and folic acid in myelomatosis: cobalamin coenzyme and tetrahydrofolic acid function. Scandinavian journal of haematology, 1978, Volume: 20, Issue:4 Topics: Adolescent; Adult; Age Factors; Aged; Cobamides; Edetic Acid; Erythrocytes; Female; FIGLU Test; Histidine; Humans; Male; Methionine; Methylmalonic Acid; Middle Aged; Multiple Myeloma; Tetrahydrofolates; Vitamin B 12	1978
The effect of oral contraceptives on vitamin B12 metabolism. American journal of obstetrics and gynecology, 1979, Sep-01, Volume: 135, Issue:1 Topics: Absorption; Chemical Fractionation; Contraceptives, Oral; Contraceptives, Oral, Combined; Contraceptives, Oral, Sequential; Contraceptives, Oral, Synthetic; Female; Folic Acid; Humans; Methylmalonic Acid; Time Factors; Transcobalamins; Vitamin B 12	1979
Effect of dietary thyroid powder on urinary excretion of formiminoglutamic acid and methylmalonic acid. Proceedings of the Society for Experimental Biology and Medicine. Society for Experimental Biology and Medicine (New York, N.Y.), 1979, Volume: 161, Issue:4 Topics: Animals; Dietary Proteins; Folic Acid; Formiminoglutamic Acid; Glutarates; Histidine; Male; Malonates; Methionine; Methylmalonic Acid; Rats; Thyroid (USP); Thyroid Hormones; Vitamin B 12; Vitamin B 12 Deficiency	1979
Dietary fiber and vitamin B12 balance. Nutrition reviews, 1979, Volume: 37, Issue:4 Topics: Animals; Body Weight; Cellulose; Dietary Fiber; Feces; Intestinal Absorption; Methylmalonic Acid; Pectins; Rats; Vitamin B 12; Vitamin B 12 Deficiency	1979
Methylmalonic acidemia - two cases. Danish medical bulletin, 1979, Volume: 26, Issue:7 Topics: Female; Humans; Infant, Newborn; Male; Malonates; Methylmalonic Acid; Vitamin B 12	1979
Congenital defect in intracellular cobalamin metabolism resulting in homocysteinuria and methylmalonic aciduria. I. Case report and histopathology. Helvetica paediatrica acta, 1979, Volume: 34, Issue:5 Topics: Blood Vessels; Homocystinuria; Humans; Infant; Kidney; Lung; Male; Malonates; Metabolism, Inborn Errors; Methylmalonic Acid; Myocardium; Vitamin B 12; Vitamin B 12 Deficiency	1979
Vitamin responsive inborn errors of metabolism. The Journal of the Association of Physicians of India, 1979, Volume: 27, Issue:8 Topics: Humans; Malonates; Metabolism, Inborn Errors; Methylmalonic Acid; Pyridoxine; Vitamin B 12	1979
[Water-soluble vitamins in therapy: cobalamins]. Acta vitaminologica et enzymologica, 1977, Volume: 31, Issue:1-5 Topics: Anemia, Macrocytic; Anemia, Megaloblastic; Cobamides; Humans; Malonates; Metabolism, Inborn Errors; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	1977
Methylmalonic acid and vitamin B12 excretion of rats consuming diets varying in cellulose and pectin. The Journal of nutrition, 1978, Volume: 108, Issue:4 Topics: Animals; Cellulose; Dietary Fiber; Feces; Male; Malonates; Methylmalonic Acid; Pectins; Rats; Vitamin B 12; Vitamin B 12 Deficiency	1978
[A case of cobalamin-dependent methylmalonic acidemia. Biochemical aspects, diagnosis and possible treatment (author's transl)]. Monatsschrift fur Kinderheilkunde, 1978, Volume: 126, Issue:4 Topics: Homocystinuria; Humans; Infant; Infant, Newborn; Lipid Metabolism, Inborn Errors; Male; Malonates; Methylmalonic Acid; Muscle Hypotonia; Propionates; Vitamin B 12; Vomiting	1978
Nursing care study: methylmalonic acidaemia. Nursing times, 1978, Apr-20, Volume: 74, Issue:16 Topics: Acidosis; Humans; Male; Malonates; Metabolism, Inborn Errors; Methylmalonic Acid; Pediatric Nursing; Vitamin B 12	1978
Possible interrelationship between vitamins E and b12 in the disturbance in methylmalonate metabolism in vitamin E deficiency. The Biochemical journal, 1978, Apr-15, Volume: 172, Issue:1 Topics: Animals; Cobamides; In Vitro Techniques; Liver; Male; Malonates; Methylmalonic Acid; Propionates; Rats; Succinates; Vitamin B 12; Vitamin E; Vitamin E Deficiency	1978
A syndrome of methylmalonic aciduria, homocystinuria, megaloblastic anemia and neurologic abnormalities in a vitamin B12-deficient breast-fed infant of a strict vegetarian. The New England journal of medicine, 1978, Aug-17, Volume: 299, Issue:7 Topics: Adult; Amino Acid Metabolism, Inborn Errors; Anemia, Megaloblastic; Breast Feeding; Diagnosis, Differential; Diet, Vegetarian; Female; Homocystinuria; Humans; Infant; Infant Nutrition Disorders; Male; Methylmalonic Acid; Syndrome; Vitamin B 12; Vitamin B 12 Deficiency	1978
Increased concentration of transcobalamin I in a patient with metastatic carcinoma of the breast. Scandinavian journal of haematology, 1978, Volume: 21, Issue:3 Topics: Blood Proteins; Breast Neoplasms; Chromatography, Gel; Chromatography, Ion Exchange; Electrophoresis, Agar Gel; Female; Formiminoglutamic Acid; Humans; Methylmalonic Acid; Middle Aged; Neoplasm Metastasis; Protein Binding; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	1978
A biochemical study of vitamin B12 deficiency in the baboon. International journal for vitamin and nutrition research. Internationale Zeitschrift fur Vitamin- und Ernahrungsforschung. Journal international de vitaminologie et de nutrition, 1975, Volume: 45, Issue:3 Topics: Ampicillin; Animals; Ascorbic Acid; Brain; Depression, Chemical; Diet; Glutathione; Haplorhini; Lipids; Liver; Male; Methylmalonic Acid; Nucleic Acids; Papio; Propionates; Pyruvates; Vitamin B 12; Vitamin B 12 Deficiency	1975
Methylmalonic acidemia controlled with oral administration of vitamin B12. Canadian Medical Association journal, 1976, Aug-07, Volume: 115, Issue:3 Topics: Acidosis; Administration, Oral; Humans; Infant; Male; Malonates; Methylmalonic Acid; Vitamin B 12	1976
Rapid prenatal and postnatal detection of inborn errors of propionate, methylmalonate, and cobalamin metabolism: a sensitive assay using cultured cells. Human genetics, 1976, Dec-15, Volume: 34, Issue:3 Topics: Amino Acid Metabolism, Inborn Errors; Amniocentesis; Cells, Cultured; Fibroblasts; Humans; Infant, Newborn; Malonates; Methylmalonic Acid; Propionates; Vitamin B 12	1976
Genetic complementation in heterokaryons of human fibroblasts defective in cobalamin metabolism. Proceedings of the National Academy of Sciences of the United States of America, 1975, Volume: 72, Issue:8 Topics: Amino Acid Metabolism, Inborn Errors; Cell Fusion; Cells, Cultured; Fibroblasts; Genes; Genetic Complementation Test; Heterozygote; Methylmalonic Acid; Mutation; Propionates; Skin; Vitamin B 12	1975
Vitamin B12 nutrition and metabolism in the baboon (Papio cynocephalus). The British journal of nutrition, 1975, Volume: 33, Issue:3 Topics: Animal Nutritional Physiological Phenomena; Animals; Blood Proteins; Cobalt Radioisotopes; Diet, Vegetarian; Intestinal Absorption; Intestine, Small; Liver; Male; Methylmalonic Acid; Nutritional Requirements; Papio; Propionates; Protein Binding; Species Specificity; Stereoisomerism; Valine; Vitamin B 12; Vitamin B 12 Deficiency	1975
Experimental vitamin B12 deficiency in the baboon. Advances in neurology, 1975, Volume: 10 Topics: Animals; Bacteria; Biopsy; Blood Cell Count; Brain Chemistry; Cerebral Cortex; Folic Acid; Formiminoglutamic Acid; Hemoglobins; Histidine; Intestines; Liver; Methylmalonic Acid; Papio; Spinal Cord; Valine; Vitamin B 12; Vitamin B 12 Deficiency	1975
Editorial: Prenatal treatment of methylmalonic acidemia. The New England journal of medicine, 1975, Aug-14, Volume: 293, Issue:7 Topics: Amino Acid Metabolism, Inborn Errors; Amniocentesis; Female; Fetal Diseases; Humans; Infant, Newborn; Malonates; Methylmalonic Acid; Pregnancy; Prenatal Diagnosis; Vitamin B 12	1975
Prevalence of vitamin B12 deficiency among geriatric outpatients. The Journal of family practice, 1992, Volume: 35, Issue:5 Topics: Aged; Aged, 80 and over; Female; Gastritis, Atrophic; Homocysteine; Humans; Male; Methylmalonic Acid; New York; Outpatients; Peripheral Nervous System Diseases; Prevalence; Prospective Studies; Vitamin B 12; Vitamin B 12 Deficiency	1992
Cloning and expression of a mutant methylmalonyl coenzyme A mutase with altered cobalamin affinity that causes mut- methylmalonic aciduria. The Journal of clinical investigation, 1992, Volume: 89, Issue:2 Topics: Amino Acid Sequence; Base Sequence; Cloning, Molecular; Fibroblasts; Genetic Complementation Test; Humans; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Molecular Sequence Data; Mutation; Saccharomyces cerevisiae; Vitamin B 12	1992
Cobalamin deficiency associated with methylmalonic acidemia in a cat. Journal of the American Veterinary Medical Association, 1992, Apr-15, Volume: 200, Issue:8 Topics: Absorption; Amino Acid Metabolism, Inborn Errors; Amino Acids; Animals; Cat Diseases; Cats; Dietary Proteins; Failure to Thrive; Liver; Male; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Sleep Stages; Vitamin B 12; Vitamin B 12 Deficiency	1992
Oral vitamin B12 treatment of cobalamin-responsive methylmalonic aciduria. Journal of inherited metabolic disease, 1992, Volume: 15, Issue:6 Topics: Administration, Oral; Humans; Infant; Injections, Intramuscular; Male; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Vitamin B 12	1992
Serum methylmalonic acid before and after oral L-isoleucine loading in cobalamin-deficient patients. Scandinavian journal of clinical and laboratory investigation, 1992, Volume: 52, Issue:4 Topics: Administration, Oral; Adult; Aged; Aged, 80 and over; Female; Humans; Isoleucine; Male; Methylmalonic Acid; Middle Aged; Vitamin B 12; Vitamin B 12 Deficiency	1992
Serum methylmalonic acid in uraemia. Scandinavian journal of clinical and laboratory investigation, 1992, Volume: 52, Issue:4 Topics: Adolescent; Adult; Aged; Child; Creatinine; Female; Humans; Male; Methylmalonic Acid; Middle Aged; Renal Dialysis; Uremia; Vitamin B 12; Vitamin B 12 Deficiency	1992
High prevalence of cobalamin deficiency in elderly outpatients. Journal of the American Geriatrics Society, 1992, Volume: 40, Issue:12 Topics: Aged; Aged, 80 and over; Ambulatory Care; Colorado; Female; Homocysteine; Humans; Male; Mass Screening; Methylmalonic Acid; Neurologic Examination; Neuropsychological Tests; Prevalence; Prospective Studies; Vitamin B 12; Vitamin B 12 Deficiency	1992
Biochemical diagnosis and outcome of 2 years treatment in a patient with combined methylmalonic aciduria and homocystinuria. European journal of pediatrics, 1992, Volume: 151, Issue:11 Topics: Amino Acids; Female; Homocystinuria; Humans; Hydroxocobalamin; Infant, Newborn; Metabolism, Inborn Errors; Methylmalonic Acid; Vitamin B 12	1992
[Laboratory diagnosis of cobalamin deficiency. A comparative study of 2 serum cobalamin methods and serum methylmalonic acid]. Ugeskrift for laeger, 1992, Feb-03, Volume: 154, Issue:6 Topics: Adolescent; Adult; Aged; Chemistry, Clinical; Female; Humans; Male; Methylmalonic Acid; Middle Aged; Prospective Studies; Vitamin B 12; Vitamin B 12 Deficiency	1992
[Cobalamin deficiency despite normal serum cobalamins]. Ugeskrift for laeger, 1992, Feb-03, Volume: 154, Issue:6 Topics: Aged; Chemistry, Clinical; Humans; Male; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	1992
Reversal by cobalamin therapy of minimal defects in the deoxyuridine suppression test in patients without anemia: further evidence for a subtle metabolic cobalamin deficiency. The Journal of laboratory and clinical medicine, 1992, Volume: 119, Issue:3 Topics: Aged; Aged, 80 and over; Anemia; Bone Marrow; Deoxyuridine; DNA; Female; Humans; Male; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	1992
Cobalamin C defect associated with hemolytic-uremic syndrome. The Journal of pediatrics, 1992, Volume: 120, Issue:6 Topics: Female; Genes, Recessive; Hemolytic-Uremic Syndrome; Homocystinuria; Humans; Infant, Newborn; Metabolism, Inborn Errors; Methylmalonic Acid; Phenotype; Vitamin B 12	1992
Nutritional vitamin B12 deficiency: two cases detected by routine newborn urinary screening. European journal of pediatrics, 1992, Volume: 151, Issue:3 Topics: Breast Feeding; Female; Humans; Infant; Infant, Newborn; Male; Methylmalonic Acid; Mothers; Neonatal Screening; Vitamin B 12; Vitamin B 12 Deficiency	1992
Decreased activities of ubiquinol:ferricytochrome c oxidoreductase (complex III) and ferrocytochrome c:oxygen oxidoreductase (complex IV) in liver mitochondria from rats with hydroxycobalamin[c-lactam]-induced methylmalonic aciduria. The Journal of biological chemistry, 1991, Nov-05, Volume: 266, Issue:31 Topics: Animals; Electron Transport; Electron Transport Complex III; Electron Transport Complex IV; Male; Methylmalonic Acid; Mitochondria, Liver; Oxygen Consumption; Rats; Rats, Inbred F344; Vitamin B 12; Vitamin B 12 Deficiency	1991
Genetic characterization of a MUT locus mutation discriminating heterogeneity in mut0 and mut- methylmalonic aciduria by interallelic complementation. The Journal of clinical investigation, 1991, Volume: 87, Issue:1 Topics: Alleles; Cell Fusion; Cell Line; Chromosome Mapping; Cloning, Molecular; Genetic Complementation Test; Humans; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Mutation; Vitamin B 12	1991
Differential diagnosis of mut and cbl methylmalonic aciduria by DNA-mediated gene transfer in primary fibroblasts. The Journal of clinical investigation, 1991, Volume: 87, Issue:3 Topics: Amino Acid Metabolism, Inborn Errors; Cell Line; Diagnosis, Differential; Fibroblasts; Genetic Complementation Test; Humans; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Transfection; Vitamin B 12	1991
Inhibition of cobalamin-dependent enzymes by cobalamin analogues in rats. The Journal of clinical investigation, 1991, Volume: 87, Issue:4 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Animals; Folic Acid; Homocysteine; Male; Methionine; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Nitrous Oxide; Rats; Rats, Inbred Strains; Structure-Activity Relationship; Succinates; Succinic Acid; Vitamin B 12	1991
Creatine metabolism during metabolic perturbations in patients with organic acidurias. Clinica chimica acta; international journal of clinical chemistry, 1990, Dec-24, Volume: 194, Issue:2-3 Topics: 3-Hydroxybutyric Acid; Carnitine; Child; Child, Preschool; Creatine; Creatinine; Female; Humans; Hydroxybutyrates; Infant; Lactates; Lactic Acid; Magnetic Resonance Spectroscopy; Male; Meglutol; Metabolism, Inborn Errors; Methylmalonic Acid; Vitamin B 12	1990
Sequential changes in propionate metabolism during the development of cobalt/vitamin B12 deficiency in sheep. Biological trace element research, 1991, Volume: 28, Issue:3 Topics: Animals; Blood Glucose; Cobalt; Half-Life; Methylmalonic Acid; Propionates; Sheep; Vitamin B 12; Vitamin B 12 Deficiency	1991
Inherited selective intestinal cobalamin malabsorption and cobalamin deficiency in dogs. Pediatric research, 1991, Volume: 29, Issue:1 Topics: Animals; Dog Diseases; Dogs; Female; Genes, Recessive; Ileum; Intrinsic Factor; Malabsorption Syndromes; Male; Methylmalonic Acid; Pedigree; Receptors, Cell Surface; Vitamin B 12; Vitamin B 12 Deficiency	1991
Accumulation of odd-numbered long-chain fatty acids in fetuses and neonates with inherited disorders of propionate metabolism. Pediatric research, 1991, Volume: 29, Issue:4 Pt 1 Topics: Acyl Coenzyme A; Amino Acid Metabolism, Inborn Errors; Fatty Acids; Female; Fetus; Humans; Infant, Newborn; Male; Metabolism, Inborn Errors; Methylmalonic Acid; Pregnancy; Propionates; Vitamin B 12	1991
Effect of cobalt deficiency in the pregnant ewe on reproductive performance and lamb viability. Research in veterinary science, 1991, Volume: 50, Issue:3 Topics: Animals; Body Weight; Cobalt; Colostrum; Female; Fetal Death; Immunoglobulin G; Methylmalonic Acid; Pregnancy; Pregnancy Complications; Sheep; Sheep Diseases; Vitamin B 12	1991
Metabolism of 1-13C-propionate in vivo in patients with disorders of propionate metabolism. Pediatric research, 1991, Volume: 30, Issue:1 Topics: Adolescent; Amino Acid Metabolism, Inborn Errors; Biotin; Carbon Dioxide; Carboxy-Lyases; Carnitine; Child; Child, Preschool; Female; Half-Life; Humans; Infant; Male; Methylmalonic Acid; Methylmalonyl-CoA Decarboxylase; Propionates; Transcobalamins; Vitamin B 12	1991
Vitamin B-12 status in a macrobiotic community. The American journal of clinical nutrition, 1991, Volume: 53, Issue:2 Topics: Adult; Aged; Aging; Animals; Child; Child, Preschool; Dairy Products; Diet, Macrobiotic; Eggs; Female; Fishes; Humans; Infant; Male; Methylmalonic Acid; Middle Aged; Oceans and Seas; Osmolar Concentration; Regression Analysis; Vegetables; Vitamin B 12	1991
Renal tubular dysfunction in methylmalonic acidaemia. European journal of pediatrics, 1991, Volume: 150, Issue:4 Topics: Acidosis, Renal Tubular; Child; Child, Preschool; Glomerular Filtration Rate; Humans; Hydrogen-Ion Concentration; Kidney Concentrating Ability; Kidney Tubules; Metabolism, Inborn Errors; Methylmalonic Acid; Potassium; Sodium; Urine; Vitamin B 12	1991
[Megaloblastic anemia]. Nihon rinsho. Japanese journal of clinical medicine, 1991, Volume: 49, Issue:3 Topics: Adult; Aged; Anemia, Megaloblastic; Bone Marrow; Deoxyuridine; DNA; Female; Folic Acid; Humans; Male; Methylmalonic Acid; Middle Aged; Schilling Test; Vitamin B 12	1991
Maternal vegan diet causing a serious infantile neurological disorder due to vitamin B12 deficiency. European journal of pediatrics, 1991, Volume: 150, Issue:3 Topics: Adult; Breast Feeding; Diet, Vegetarian; Female; Homocysteine; Humans; Infant; Methionine; Methylmalonic Acid; Milk, Human; Nervous System Diseases; Vitamin B 12; Vitamin B 12 Deficiency	1991
Ketoacidotic crisis as a presentation of mild ("benign") methylmalonic acidemia. The Journal of pediatrics, 1991, Volume: 119, Issue:1 Pt 1 Topics: Acidosis; Amino Acids; Ammonia; Child, Preschool; Female; Fibroblasts; Humans; Ketones; Ketosis; Metabolism, Inborn Errors; Methylmalonic Acid; Oxidation-Reduction; Vitamin B 12	1991
Ovine white-liver disease (OWLD). Vitamin B12 and methyl malonic acid (MMA) estimations in blood. Acta veterinaria Scandinavica, 1990, Volume: 31, Issue:3 Topics: Animals; Cobalt; Liver Diseases; Methylmalonic Acid; Sheep; Sheep Diseases; Vitamin B 12	1990
Vitamin B-12: low milk concentrations are related to low serum concentrations in vegetarian women and to methylmalonic aciduria in their infants. The American journal of clinical nutrition, 1990, Volume: 52, Issue:6 Topics: Adult; Diet, Vegetarian; Humans; Infant; Lactation; Male; Methylmalonic Acid; Milk, Human; Time Factors; Vitamin B 12	1990
Prenatal treatment of a patient with vitamin B12-responsive methylmalonic acidemia. The Journal of pediatrics, 1990, Volume: 117, Issue:6 Topics: Acidosis; Administration, Oral; Female; Humans; Metabolism, Inborn Errors; Methylmalonic Acid; Pregnancy; Pregnancy Complications; Prenatal Care; Prenatal Diagnosis; Prognosis; Vitamin B 12	1990
Urinary methylmalonic acid excretion in infants fed formula or human milk. The American journal of clinical nutrition, 1990, Volume: 51, Issue:2 Topics: Female; Gas Chromatography-Mass Spectrometry; Humans; Infant; Infant Food; Male; Malonates; Methylmalonic Acid; Milk, Human; Radioimmunoassay; Vitamin B 12	1990
Transcobalamin II deficiency presenting with methylmalonic aciduria and homocystinuria and abnormal absorption of cobalamin. American journal of medical genetics, 1990, Volume: 35, Issue:2 Topics: Failure to Thrive; Female; Homocystinuria; Humans; Infant; Intestinal Absorption; Malonates; Methylmalonic Acid; Pancytopenia; Transcobalamins; Vitamin B 12	1990
Methylmalonic aciduria with homocystinuria: biochemical studies, treatment, and clinical course of a Cbl-C patient. European journal of pediatrics, 1990, Volume: 149, Issue:6 Topics: Betaine; Child, Preschool; Female; Homocystinuria; Humans; Infant; Male; Malonates; Metabolism, Inborn Errors; Methylmalonic Acid; Mutation; Vitamin B 12	1990
A comparison of serum vitamin B12 and serum methylmalonic acid as diagnostic measures of cobalt status in cattle. The Veterinary record, 1990, Apr-07, Volume: 126, Issue:14 Topics: Animals; Cattle; Cattle Diseases; Cobalt; Male; Malonates; Methylmalonic Acid; Vitamin B 12; Weight Gain	1990
Diagnosis of cobalamin deficiency: II. Relative sensitivities of serum cobalamin, methylmalonic acid, and total homocysteine concentrations. American journal of hematology, 1990, Volume: 34, Issue:2 Topics: Adult; Aged; Celiac Disease; Child, Preschool; Female; Folic Acid; Homocysteine; Humans; Intestines; Male; Methylmalonic Acid; Middle Aged; Reference Values; Vitamin B 12; Vitamin B 12 Deficiency	1990
Methylmalonic acid concentrations in serum of normal subjects: biological variability and effect of oral L-isoleucine loads before and after intramuscular administration of cobalamin. Clinical chemistry, 1990, Volume: 36, Issue:7 Topics: Administration, Oral; Adult; Aged; Female; Humans; Injections, Intramuscular; Isoleucine; Male; Malonates; Methylmalonic Acid; Middle Aged; Reference Values; Reproducibility of Results; Vitamin B 12; Vitamin B 12 Deficiency	1990
Clinical spectrum and diagnosis of cobalamin deficiency. Blood, 1990, Sep-01, Volume: 76, Issue:5 Topics: Bilirubin; Female; Folic Acid; Gastrins; Hematocrit; Homocysteine; Humans; L-Lactate Dehydrogenase; Male; Methylmalonic Acid; Prospective Studies; Reference Values; Vitamin B 12; Vitamin B 12 Deficiency	1990
Sequential changes in plasma methylmalonic acid and vitamin B12 in sheep eating cobalt-deficient grass. Biological trace element research, 1989, Volume: 22, Issue:2 Topics: Animals; Body Weight; Cobalt; Diet; Malonates; Methylmalonic Acid; Poaceae; Sheep; Vitamin B 12; Vitamin B 12 Deficiency	1989
Persistent hyperkalaemia in vitamin B12 unresponsive methylmalonic acidaemia. Journal of inherited metabolic disease, 1989, Volume: 12, Issue:1 Topics: Child; Female; Glomerular Filtration Rate; Humans; Hyperaldosteronism; Hyperkalemia; Malonates; Metabolism, Inborn Errors; Methylmalonic Acid; Uremia; Uric Acid; Vitamin B 12	1989
Streptozotocin-induced diabetes is not a model for methylmalonic acidaemia. Journal of inherited metabolic disease, 1989, Volume: 12, Issue:4 Topics: Animals; Chromatography, Gas; Diabetes Mellitus, Experimental; Disease Models, Animal; Male; Malonates; Methylmalonic Acid; Nutritional Status; Rats; Rats, Inbred Strains; Streptozocin; Vitamin B 12	1989
Dietary pectin shortens the biologic half-life of vitamin B-12 in rats by increasing fecal and urinary losses. The Journal of nutrition, 1989, Volume: 119, Issue:8 Topics: Animals; Body Weight; Cobalt Radioisotopes; Dietary Fiber; Feces; Half-Life; Kidney; Liver; Male; Methylmalonic Acid; Oxidation-Reduction; Pectins; Propionates; Rats; Rats, Inbred F344; Vitamin B 12	1989
Neomycin has no persistent sparing effect on vitamin B-12 status in pectin-fed rats. The Journal of nutrition, 1989, Volume: 119, Issue:10 Topics: Animals; Diet; Dietary Fiber; Fermentation; Intestinal Absorption; Intestines; Male; Methylmalonic Acid; Neomycin; Nutritional Status; Oxidation-Reduction; Pectins; Rats; Rats, Inbred F344; Vitamin B 12; Vitamin B 12 Deficiency	1989
Studies on methylmalonic acid in humans. I. Concentrations in serum and urinary excretion in normal subjects after feeding and during fasting, and after loading with protein, fat, sugar, isoleucine, and valine. Clinical chemistry, 1989, Volume: 35, Issue:12 Topics: Adult; Dietary Carbohydrates; Dietary Fats; Dietary Proteins; Eating; Fasting; Female; Humans; Isoleucine; Male; Malonates; Methylmalonic Acid; Middle Aged; Monitoring, Physiologic; Stress, Physiological; Valine; Vitamin B 12; Vitamin B 12 Deficiency	1989
Studies on methylmalonic acid in humans. II. Relationship between concentrations in serum and urinary excretion, and the correlation between serum cobalamin and accumulation of methylmalonic acid. Clinical chemistry, 1989, Volume: 35, Issue:12 Topics: Adult; Aged; Female; Humans; Kidney; Male; Malonates; Methylmalonic Acid; Middle Aged; Statistics as Topic; Vitamin B 12; Vitamin B 12 Deficiency	1989
Methylmalonic acid in the diagnosis of cobalt deficiency in barley-fed lambs. The British journal of nutrition, 1989, Volume: 62, Issue:3 Topics: Animals; Body Weight; Cobalt; Diet; Female; Hordeum; Male; Malonates; Methylmalonic Acid; Sheep; Time Factors; Vitamin B 12; Vitamin B 12 Deficiency	1989
Duration of effective benefit from administration of graded oral doses of cobalt to sheep. The Veterinary record, 1989, Dec-09, Volume: 125, Issue:24 Topics: Animals; Benzimidazoles; Cobalt; Drug Administration Schedule; Female; Fenbendazole; Lactation; Methylmalonic Acid; Pregnancy; Sheep; Time Factors; Vitamin B 12	1989
[Assessment of laboratory findings in megaloblastic anemia--measurement of serum vitamin B12 and methylmalonic acid]. [Rinsho ketsueki] The Japanese journal of clinical hematology, 1989, Volume: 30, Issue:1 Topics: Adult; Aged; Aged, 80 and over; Anemia, Macrocytic; Anemia, Megaloblastic; Female; Humans; Male; Malonates; Methylmalonic Acid; Middle Aged; Predictive Value of Tests; Radioisotope Dilution Technique; Schilling Test; Spectrophotometry; Vitamin B 12; Vitamin B 12 Deficiency	1989
Megadose effects of vitamin C on vitamin B-12 status in the rat. The Journal of nutrition, 1989, Volume: 119, Issue:8 Topics: Adrenal Glands; Animals; Ascorbic Acid; Body Weight; Coprophagia; Diet; Dose-Response Relationship, Drug; Feces; Liver; Male; Methylmalonic Acid; Random Allocation; Rats; Vitamin B 12	1989
A cobalamin metabolic defect with homocystinuria, methylmalonic aciduria and macrocytic anemia. Neuropediatrics, 1986, Volume: 17, Issue:2 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Amino Acid Metabolism, Inborn Errors; Anemia, Macrocytic; Brain Damage, Chronic; Follow-Up Studies; Hemoglobinometry; Homocystinuria; Humans; Infant; Male; Malonates; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Vitamin B 12	1986
Biochemical analysis of intact fibroblasts from two cases with methylmalonic acidaemia. Journal of inherited metabolic disease, 1985, Volume: 8, Issue:3 Topics: Amino Acid Metabolism, Inborn Errors; Female; Fibroblasts; Humans; Infant; Infant, Newborn; Malonates; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Propionates; Vitamin B 12	1985
Hereditary defect of cobalamin metabolism (cblG mutation) presenting as a neurologic disorder in adulthood. The New England journal of medicine, 1988, Jun-30, Volume: 318, Issue:26 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Adult; Diagnosis, Differential; Female; Homocystinuria; Humans; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Multiple Sclerosis; Mutation; Nervous System Diseases; Vitamin B 12; Vitamin B 12 Deficiency	1988
[Methylmalonic acidemia]. Tanpakushitsu kakusan koso. Protein, nucleic acid, enzyme, 1988, Volume: 33, Issue:5 Topics: Amino Acid Metabolism, Inborn Errors; Humans; Malonates; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Methyltransferases; Mutation; Vitamin B 12	1988
Effect of thiouracil in modifying folate function in severe vitamin B12 deficiency. Archives of biochemistry and biophysics, 1988, Nov-15, Volume: 267, Issue:1 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Animals; Carbon Dioxide; Diet; Folic Acid; Histidine; Liver; Male; Methylmalonic Acid; Oxidation-Reduction; Pectins; Rats; Rats, Inbred Strains; Thiouracil; Vitamin B 12; Vitamin B 12 Deficiency	1988
Vitamin B12-responsive megaloblastic anemia, homocystinuria, and transient methylmalonic aciduria in cb1E disease. The Journal of pediatrics, 1988, Volume: 113, Issue:6 Topics: Anemia, Macrocytic; Anemia, Megaloblastic; Fibroblasts; Homocystinuria; Humans; Infant, Newborn; Male; Malonates; Methylmalonic Acid; Mutation; Vitamin B 12; Vitamin B 12 Deficiency	1988
Effect of hypothyroidism on methylmalonate excretion and hepatic vitamin B-12 levels in rats. The Journal of nutrition, 1988, Volume: 118, Issue:12 Topics: Animals; Dietary Proteins; Folic Acid; Histidine; Hypothyroidism; Liver; Malonates; Methylmalonic Acid; Mice; Rats; Thiouracil; Thyroid Hormones; Thyroidectomy; Vitamin B 12; Vitamin B 12 Deficiency	1988
Therapeutic approaches to cobalamin-C methylmalonic acidemia and homocystinuria. The Journal of pediatrics, 1988, Volume: 112, Issue:1 Topics: Administration, Oral; Amino Acid Metabolism, Inborn Errors; Betaine; Carnitine; Child, Preschool; Female; Fibroblasts; Homocystinuria; Humans; Hydroxocobalamin; Infant; Injections, Intramuscular; Leucovorin; Male; Malonates; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	1988
Increased urinary methylmalonic acid excretion in breast-fed infants of vegetarian mothers and identification of an acceptable dietary source of vitamin B-12. The American journal of clinical nutrition, 1988, Volume: 47, Issue:1 Topics: Adult; Breast Feeding; Creatinine; Diet, Vegetarian; Female; Food Analysis; Humans; Infant; Malonates; Methylmalonic Acid; Vitamin B 12	1988
Neuropsychiatric disorders caused by cobalamin deficiency in the absence of anemia or macrocytosis. The New England journal of medicine, 1988, Jun-30, Volume: 318, Issue:26 Topics: Adolescent; Adult; Aged; Anemia; Anemia, Megaloblastic; Ataxia; Erythrocyte Indices; Erythrocytes; Female; Hematocrit; Homocysteine; Humans; Hypesthesia; Iron; Male; Methylmalonic Acid; Middle Aged; Nervous System Diseases; Neurocognitive Disorders; Paresthesia; Vitamin B 12; Vitamin B 12 Deficiency	1988
Methylmalonic acid as an indicator of vitamin B12 deficiency in grazing sheep. The Veterinary record, 1987, Nov-14, Volume: 121, Issue:20 Topics: Animals; Cobalt; Malonates; Methylmalonic Acid; Sheep; Sheep Diseases; Vitamin B 12; Vitamin B 12 Deficiency	1987
Laboratory tests in the diagnosis of vitamin B12 (cobalamin) deficiency. North Carolina medical journal, 1986, Volume: 47, Issue:3 Topics: Bone Marrow; Deoxyuridine; Humans; Methylmalonic Acid; Schilling Test; Vitamin B 12; Vitamin B 12 Deficiency	1986
Isotope-dilution assay for urinary methylmalonic acid in the diagnosis of vitamin B12 deficiency. A prospective clinical evaluation. Annals of internal medicine, 1987, Volume: 106, Issue:5 Topics: Aged; Deuterium; Female; Gas Chromatography-Mass Spectrometry; Humans; Indicator Dilution Techniques; Male; Malonates; Methylmalonic Acid; Middle Aged; Predictive Value of Tests; Prospective Studies; Vitamin B 12; Vitamin B 12 Deficiency	1987
Assay of methylmalonic acid in the serum of patients with cobalamin deficiency using capillary gas chromatography-mass spectrometry. The Journal of clinical investigation, 1986, Volume: 77, Issue:5 Topics: Adolescent; Adult; Aged; Anemia, Pernicious; Female; Folic Acid; Gas Chromatography-Mass Spectrometry; Humans; Male; Malonates; Methylmalonic Acid; Middle Aged; Succinates; Succinic Acid; Vitamin B 12; Vitamin B 12 Deficiency	1986
Bilateral lucency of the globus pallidus complicating methylmalonic acidemia. Annals of neurology, 1986, Volume: 20, Issue:3 Topics: Brain Diseases; Female; Globus Pallidus; Humans; Infant; Malonates; Methylmalonic Acid; Tomography, X-Ray Computed; Vitamin B 12	1986
Clinical heterogeneity in cobalamin C variant of combined homocystinuria and methylmalonic aciduria. The Journal of pediatrics, 1986, Volume: 108, Issue:3 Topics: Amino Acid Metabolism, Inborn Errors; Cells, Cultured; Child, Preschool; Diagnosis, Differential; Female; Fibroblasts; Homocystinuria; Humans; Hydroxocobalamin; Infant; Malonates; Methylmalonic Acid; Phenotype; Vitamin B 12	1986
Selective vitamin B12 malabsorption without anaemia but with profound failure to thrive. Acta paediatrica Scandinavica, 1985, Volume: 74, Issue:3 Topics: Child, Preschool; Dietary Proteins; Humans; Infant; Malabsorption Syndromes; Male; Methylmalonic Acid; Proteinuria; Vitamin B 12	1985
Cisplatin neurotoxicity: failure to demonstrate vitamin B12 inactivation. Cancer treatment reports, 1985, Volume: 69, Issue:4 Topics: Analysis of Variance; Circadian Rhythm; Cisplatin; Cobamides; Female; Homocysteine; Humans; Infusions, Parenteral; Methylmalonic Acid; Ovarian Neoplasms; Urinary Bladder Neoplasms; Vitamin B 12; Vitamin B 12 Deficiency	1985
Vitamin B12 deficiency and the excretion of ether-soluble acids in the rat. The British journal of nutrition, 1967, Volume: 21, Issue:2 Topics: Acids; Animals; Female; Male; Malonates; Methylmalonic Acid; Rats; Rats, Inbred Strains; Vitamin B 12; Vitamin B 12 Deficiency	1967
Problems with vitamin B12 assays. Lancet (London, England), 1980, Dec-06, Volume: 2, Issue:8206 Topics: Folic Acid Deficiency; Humans; Malonates; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	1980
[Prognosis of congenital methylmalonic aciduria. Correlations between tolerance to proteins, response to vitamin B12 and enzymatic defect (author's transl)]. Archives francaises de pediatrie, 1980, Volume: 37 Suppl 2 Topics: Amino Acid Metabolism, Inborn Errors; Child, Preschool; Female; Humans; Infant; Infant, Newborn; Male; Malonates; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Prognosis; Proteins; Vitamin B 12	1980
The natural history of the inherited methylmalonic acidemias. The New England journal of medicine, 1983, Apr-14, Volume: 308, Issue:15 Topics: Amino Acid Metabolism, Inborn Errors; Cobamides; Humans; Infant; Infant, Newborn; Malonates; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Mutation; Prognosis; Retrospective Studies; Vitamin B 12	1983
Methylmalonic acidaemia due to mutase apoenzyme defect: responsive to vitamin B12 in intact fibroblasts but not in vivo. Journal of inherited metabolic disease, 1982, Volume: 5, Issue:3 Topics: Amino Acid Metabolism, Inborn Errors; Apoenzymes; Child, Preschool; Female; Fibroblasts; Humans; Malonates; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Vitamin B 12	1982
Treatment of the cbl B form of methylmalonic acidaemia with adenosylcobalamin. Journal of inherited metabolic disease, 1984, Volume: 7, Issue:2 Topics: Amino Acid Metabolism, Inborn Errors; Ammonia; Bicarbonates; Child, Preschool; Cobamides; Female; Glycine; Humans; Malonates; Methylmalonic Acid; Vitamin B 12	1984
Retinal degeneration in vitamin B12 disorder associated with methylmalonic aciduria and sulfur amino acid abnormalities. American journal of ophthalmology, 1984, Volume: 97, Issue:6 Topics: Amino Acid Metabolism, Inborn Errors; Amino Acids, Sulfur; Child, Preschool; Cystathionine; Growth Disorders; Homocystinuria; Humans; Hydroxocobalamin; Male; Malonates; Methionine; Methylmalonic Acid; Retinal Degeneration; Vitamin B 12	1984
Cobalamin C mutation (methylmalonic aciduria and homocystinuria) in adolescence. A treatable cause of dementia and myelopathy. The New England journal of medicine, 1984, Aug-16, Volume: 311, Issue:7 Topics: Adolescent; Child; Female; Homocystinuria; Humans; Hydroxocobalamin; Infant; Male; Malonates; Metabolism, Inborn Errors; Methylmalonic Acid; Mutation; Neurocognitive Disorders; Spinal Cord Diseases; Vitamin B 12	1984
B12-unresponsive methylmalonic aciduria in a female infant. Journal of inherited metabolic disease, 1980, Volume: 3, Issue:3 Topics: Amino Acid Metabolism, Inborn Errors; Female; Humans; Infant; Malonates; Methylmalonic Acid; Vitamin B 12	1980
[Vitamin-B12-dependent methylmalonic acidemia in twins]. Monatsschrift Kinderheilkunde : Organ der Deutschen Gesellschaft fur Kinderheilkunde, 1983, Volume: 131, Issue:5 Topics: Acidosis; Diseases in Twins; Glycine; Humans; Infant; Malonates; Metabolism, Inborn Errors; Methylmalonic Acid; Vitamin B 12	1983
Methylmalonic acid excretion in methylmalonic acidemia. New York state journal of medicine, 1980, Volume: 80, Issue:2 Topics: Amino Acid Metabolism, Inborn Errors; Dietary Proteins; Humans; Infant, Newborn; Male; Malonates; Methylmalonic Acid; Vitamin B 12	1980
Abnormal deoxyuridine suppression test in congenital methylmalonic aciduria-homocystinuria without megaloblastic anemia: divergent biochemical and morphological bone marrow manifestations of disordered cobalamin metabolism in man. Blood, 1982, Volume: 59, Issue:2 Topics: Adolescent; Adult; Anemia, Megaloblastic; Bone Marrow; Deoxyuridine; Homocystinuria; Humans; Male; Metabolism, Inborn Errors; Methylmalonic Acid; Tetrahydrofolates; Thymidine; Vitamin B 12	1982
Cobalamin (vitamin B12) deficiency detection by urinary methylmalonic acid quantitation. Blood, 1982, Volume: 59, Issue:6 Topics: Adult; Aged; Female; Humans; Male; Malonates; Methylmalonic Acid; Middle Aged; Vitamin B 12; Vitamin B 12 Deficiency	1982
Dietary therapy in two patients with vitamin B12-unresponsive methylmalonic acidemia. European journal of pediatrics, 1981, Volume: 135, Issue:3 Topics: Acidosis; Amino Acid Metabolism, Inborn Errors; Child, Preschool; Creatinine; Dietary Proteins; Female; Humans; Infant; Keto Acids; Malonates; Methylmalonic Acid; Vitamin B 12	1981
[A case of metabolic encephalopathy caused by vitamin B 12-dependent methylmalonicaciduria]. Acta neurologica. Quaderni, 1981, Volume: 42 Topics: Amino Acid Metabolism, Inborn Errors; Brain Diseases; Female; Humans; Infant; Malonates; Methylmalonic Acid; Vitamin B 12	1981
Effects of cobalt deficiency in pregnant and post-parturient ewes and their lambs. The British journal of nutrition, 1981, Volume: 46, Issue:2 Topics: Adipose Tissue; Animals; Animals, Newborn; Cobalt; Female; Lipid Metabolism; Liver; Methylmalonic Acid; Pregnancy; Pregnancy, Animal; Sheep; Vitamin B 12	1981
Relationship of urinary methylmalonic acid to vitamin B-12 concentrations and hematologic changes in rats fed vitamin B-12-deficient diets. The Journal of nutrition, 1980, Volume: 110, Issue:7 Topics: Animals; Body Weight; Bone Marrow; Brain; Hematocrit; Hemoglobins; Liver; Male; Malonates; Methylmalonic Acid; Rats; Vitamin B 12; Vitamin B 12 Deficiency	1980
Epileptiform ocular movements with methylmalonic aciduria and homocystinuria. American journal of ophthalmology, 1980, Volume: 90, Issue:2 Topics: Child; Child, Preschool; Cobamides; Epilepsy; Eye Movements; Eyelid Diseases; Female; Homocystinuria; Humans; Malonates; Metabolism, Inborn Errors; Methylmalonic Acid; Syndrome; Vitamin B 12	1980
Prenatal diagnosis and therapy for a patient with vitamin B12-responsive methylmalonic acidaemia. Journal of inherited metabolic disease, 1995, Volume: 18, Issue:3 Topics: Female; Fetal Diseases; Humans; Metabolism, Inborn Errors; Methylmalonic Acid; Pregnancy; Prenatal Diagnosis; Vitamin B 12	1995
Elevated midtrimester serum methylmalonic acid levels as a risk factor for neural tube defects. Teratology, 1995, Volume: 51, Issue:5 Topics: Adult; Case-Control Studies; Female; Folic Acid; Gas Chromatography-Mass Spectrometry; Humans; Methylmalonic Acid; Middle Aged; Neural Tube Defects; Odds Ratio; Pregnancy; Pregnancy Trimester, Second; Risk Factors; Vitamin B 12	1995
[Development regression in a child caused by vitamin B12 deficiency]. Duodecim; laaketieteellinen aikakauskirja, 1994, Volume: 110, Issue:6 Topics: Adult; Developmental Disabilities; Female; Humans; Infant; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	1994
Evaluation of prenatal treatment in newborns with cobalamin-responsive methylmalonic acidaemia. Journal of inherited metabolic disease, 1995, Volume: 18, Issue:1 Topics: Adipose Tissue; Fatty Acids; Female; Humans; Infant, Newborn; Metabolism, Inborn Errors; Methylmalonic Acid; Pregnancy; Prenatal Care; Prenatal Diagnosis; Vitamin B 12	1995
Homocysteine metabolism in pregnancies complicated by neural-tube defects. Lancet (London, England), 1995, Jan-21, Volume: 345, Issue:8943 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Analysis of Variance; Female; Folic Acid; Homocysteine; Humans; Infant, Newborn; Methylation; Methylmalonic Acid; Neural Tube Defects; Pregnancy; Vitamin B 12	1995
Cobalt-vitamin B12 deficiency causes accumulation of odd-numbered, branched-chain fatty acids in the tissues of sheep. The British journal of nutrition, 1994, Volume: 71, Issue:1 Topics: Animals; Brain; Cobalt; Fatty Acids; Kidney; Liver; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Sheep; Vitamin B 12; Vitamin B 12 Deficiency	1994
Clustering of mutations in methylmalonyl CoA mutase associated with mut- methylmalonic acidemia. American journal of human genetics, 1994, Volume: 55, Issue:1 Topics: Amino Acid Metabolism, Inborn Errors; Amino Acid Sequence; Base Sequence; Binding Sites; Cell Line; Cloning, Molecular; Conserved Sequence; Fibroblasts; Gene Transfer Techniques; Genetic Complementation Test; Humans; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Molecular Sequence Data; Mutation; Oligonucleotide Probes; Phenotype; Propionates; Propionibacterium; Saccharomyces cerevisiae; Sequence Homology, Amino Acid; Stimulation, Chemical; Suppression, Genetic; Vitamin B 12	1994
Prenatal diagnosis of combined methylmalonic aciduria and homocystinuria (cobalamin CblC or CblD mutant) Prenatal diagnosis, 1994, Volume: 14, Issue:5 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Cobamides; Female; Homocystinuria; Humans; Infant; Male; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Pregnancy; Prenatal Diagnosis; Vitamin B 12	1994
Serum cobalamin deficiency is uncommon in multiple sclerosis. Archives of neurology, 1994, Volume: 51, Issue:11 Topics: Adult; Homocysteine; Humans; Methylmalonic Acid; Middle Aged; Multiple Sclerosis; Muscular Diseases; Vitamin B 12; Vitamin B 12 Deficiency	1994
Identification and perturbation of mutant human fibroblasts based on measurements of methylmalonic acid and total homocysteine in the culture media. Archives of biochemistry and biophysics, 1993, Volume: 303, Issue:2 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Cell Line; Culture Media; Fibroblasts; Homocysteine; Humans; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Mutation; Propionates; Vitamin B 12	1993
Cobalamin absorption and serum homocysteine and methylmalonic acid in elderly subjects with low serum cobalamin. European journal of haematology, 1993, Volume: 51, Issue:1 Topics: Aged; Aged, 80 and over; Diagnosis, Differential; Female; Homocysteine; Humans; Intestinal Absorption; Malabsorption Syndromes; Male; Methylmalonic Acid; Prospective Studies; Reference Values; Vitamin B 12; Vitamin B 12 Deficiency	1993
Serum cobalamin and methylmalonic acid in Alzheimer dementia. Acta neurologica Scandinavica, 1993, Volume: 87, Issue:6 Topics: Adult; Aged; Aged, 80 and over; Alzheimer Disease; Dementia; Diagnosis, Differential; Erythrocyte Indices; Erythrocytes; Female; Folic Acid; Humans; Male; Mental Disorders; Methylmalonic Acid; Middle Aged; Reference Values; Risk Factors; Vitamin B 12; Vitamin B 12 Deficiency	1993
Screening elderly populations for cobalamin (vitamin B12) deficiency using the urinary methylmalonic acid assay by gas chromatography mass spectrometry. The American journal of medicine, 1993, Volume: 94, Issue:6 Topics: Aged; Aged, 80 and over; Analysis of Variance; Female; Gas Chromatography-Mass Spectrometry; Humans; Male; Mass Screening; Methylmalonic Acid; Prevalence; Sensitivity and Specificity; Vitamin B 12; Vitamin B 12 Deficiency	1993
Hereditary defect of cobalamin metabolism (homocystinuria and methylmalonic aciduria) of juvenile onset. Journal of neurology, neurosurgery, and psychiatry, 1996, Volume: 60, Issue:1 Topics: Adult; Child; Female; Homocystinuria; Humans; Metabolism, Inborn Errors; Methylmalonic Acid; Vitamin B 12	1996
Kinetics of total plasma homocysteine in subjects with hyperhomocysteinemia due to folate or cobalamin deficiency. The American journal of clinical nutrition, 1996, Volume: 63, Issue:2 Topics: Adolescent; Adult; Aged; Female; Folic Acid; Folic Acid Deficiency; Half-Life; Hematinics; Homocysteine; Humans; Kinetics; Male; Methionine; Methylmalonic Acid; Middle Aged; Vitamin B 12; Vitamin B 12 Deficiency	1996
Elevated methylmalonic acid and total homocysteine levels show high prevalence of vitamin B12 deficiency after gastric surgery. Annals of internal medicine, 1996, Mar-01, Volume: 124, Issue:5 Topics: Adult; Aged; Aged, 80 and over; Cross-Sectional Studies; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Postoperative Complications; Stomach; Vitamin B 12; Vitamin B 12 Deficiency	1996
Age- and gender-specific reference intervals for total homocysteine and methylmalonic acid in plasma before and after vitamin supplementation. Clinical chemistry, 1996, Volume: 42, Issue:4 Topics: Adult; Aged; Aged, 80 and over; Aging; Female; Folic Acid; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Reference Values; Sex Characteristics; Vitamin B 12; Vitamins	1996
Molecular basis for dysfunction of some mutant forms of methylmalonyl-CoA mutase: deductions from the structure of methionine synthase. Proceedings of the National Academy of Sciences of the United States of America, 1996, May-28, Volume: 93, Issue:11 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Alleles; Amino Acid Sequence; Animals; Bacteria; Binding Sites; Caenorhabditis elegans; Escherichia coli; Heterozygote; Humans; Metabolism, Inborn Errors; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Models, Molecular; Molecular Sequence Data; Nucleotides; Point Mutation; Polymorphism, Genetic; Protein Conformation; Sequence Homology, Amino Acid; Vitamin B 12	1996
Crohn's disease and vitamin B12 metabolism. Digestive diseases and sciences, 1996, Volume: 41, Issue:7 Topics: Adult; Crohn Disease; Erythrocytes; Female; Folic Acid; Homocysteine; Humans; Male; Methylmalonic Acid; Transcobalamins; Vitamin B 12	1996
Effects of low concentrations of dietary cobalt on rumen succinate concentration in sheep. International journal for vitamin and nutrition research. Internationale Zeitschrift fur Vitamin- und Ernahrungsforschung. Journal international de vitaminologie et de nutrition, 1996, Volume: 66, Issue:1 Topics: Acyl Coenzyme A; Animals; Cobalt; Diet; Liver; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Propionates; Rumen; Sheep; Succinates; Succinic Acid; Vitamin B 12	1996
Atypical vitamin B12-unresponsive methylmalonic aciduria in sibship with severe progressive encephalomyelopathy: a new genetic disease? European journal of pediatrics, 1996, Volume: 155, Issue:5 Topics: Amino Acid Metabolism, Inborn Errors; Brain Diseases; Child; Child, Preschool; Disease Progression; Fatal Outcome; Female; Fibroblasts; Humans; Male; Methylmalonic Acid; Nuclear Family; Spinal Cord Diseases; Vitamin B 12	1996
Renal handling of methylmalonic acid in a uraemic patient with vitamin B12-unresponsive methylmalonic acidaemia. Journal of inherited metabolic disease, 1996, Volume: 19, Issue:1 Topics: Child, Preschool; Female; Humans; Kidney; Metabolism, Inborn Errors; Methylmalonic Acid; Uremia; Vitamin B 12	1996
Cobalamin and folate deficiencies. Clinical and laboratory haematology, 1996, Volume: 18, Issue:2 Topics: Biomarkers; Chemistry, Clinical; Folic Acid; Folic Acid Deficiency; Hematology; Homocysteine; Humans; Methylmalonic Acid; Practice Guidelines as Topic; Predictive Value of Tests; Sensitivity and Specificity; Vitamin B 12; Vitamin B 12 Deficiency	1996
Are different reference intervals for methylmalonic acid and total homocysteine necessary in elderly people? European journal of haematology, 1996, Volume: 57, Issue:3 Topics: Adult; Aged; Aged, 80 and over; Aging; Female; Folic Acid; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Nutritional Status; Reference Values; Vitamin B 12	1996
Hormone replacement therapy and cobalamin status in elderly women. The American journal of clinical nutrition, 1996, Volume: 64, Issue:6 Topics: Aged; Aging; Cohort Studies; Estrogen Replacement Therapy; Female; Homocysteine; Humans; Methylmalonic Acid; Vitamin B 12	1996
Alcoholic cirrhosis and cobalamin metabolism. Digestion, 1997, Volume: 58, Issue:1 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Adult; Aged; Biomarkers; Biopsy, Needle; Chronic Disease; Female; Follow-Up Studies; Homocysteine; Humans; Liver Cirrhosis, Alcoholic; Male; Methylmalonic Acid; Middle Aged; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	1997
Plasma methylmalonic acid in relation to serum cobalamin and plasma homocysteine in a psychogeriatric population and the effect of cobalamin treatment. International journal of geriatric psychiatry, 1997, Volume: 12, Issue:1 Topics: Aged; Biomarkers; Case-Control Studies; Drug Monitoring; Female; Geriatric Psychiatry; Homocysteine; Humans; Male; Mental Disorders; Methylmalonic Acid; Time Factors; Vitamin B 12; Vitamin B 12 Deficiency	1997
Enhanced levels of biochemical markers for cobalamin deficiency in totally gastrectomized rats: uncoupling of the enhancement from the severity of spongy vacuolation in spinal cord. Experimental neurology, 1997, Volume: 144, Issue:2 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Anemia, Pernicious; Animals; Bacteria, Anaerobic; Citrates; Cystathionine; Disease Models, Animal; Erythromycin; Gastrectomy; Homocysteine; Humans; Intestines; Lincomycin; Male; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Postgastrectomy Syndromes; Rats; Rats, Sprague-Dawley; Spinal Cord; Spinal Cord Diseases; Vacuoles; Vitamin B 12; Vitamin B 12 Deficiency	1997
Home parenteral nutrition and vitamin B12 status. Nutrition (Burbank, Los Angeles County, Calif.), 1997, Volume: 13, Issue:4 Topics: Adult; Aged; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Nutritional Status; Parenteral Nutrition, Home; Reference Values; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	1997
Diagnosis of cobalamin deficiency: the old and the new. British journal of haematology, 1997, Volume: 97, Issue:4 Topics: Erythrocyte Volume; Hematologic Tests; Homocysteine; Humans; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	1997
Vitamin B-12 deficiency is very prevalent in lactating Guatemalan women and their infants at three months postpartum. The Journal of nutrition, 1997, Volume: 127, Issue:10 Topics: Adult; Anthropometry; Female; Guatemala; Humans; Infant; Lactation; Methylmalonic Acid; Milk, Human; Parity; Prevalence; Social Class; Vitamin B 12; Vitamin B 12 Deficiency	1997
[Megaloblastic anemia: rapid and economical study]. Sangre, 1997, Volume: 42, Issue:3 Topics: Adolescent; Adult; Algorithms; Anemia, Megaloblastic; Cost Control; Diagnosis, Differential; Diagnostic Tests, Routine; Female; Folic Acid; Folic Acid Deficiency; Formiminoglutamic Acid; Histidine; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Predictive Value of Tests; Pregnancy; Pregnancy Complications, Hematologic; Reticulocyte Count; Retrospective Studies; Sensitivity and Specificity; Time Factors; Urinalysis; Vitamin B 12; Vitamin B 12 Deficiency	1997
Serum methylmalonic acid and total homocysteine in patients with suspected cobalamin deficiency: a clinical study based on gastrointestinal histopathological findings. American journal of hematology, 1997, Volume: 56, Issue:4 Topics: Adolescent; Adult; Aged; Aged, 80 and over; Female; Gastric Mucosa; Homocysteine; Humans; Intestinal Mucosa; Male; Methylmalonic Acid; Middle Aged; Neutrophils; Prospective Studies; Schilling Test; Sensitivity and Specificity; Vitamin B 12; Vitamin B 12 Deficiency	1997
Long-term nutritional consequences of bowel segment use for lower urinary tract reconstruction in pediatric patients. Urology, 1997, Volume: 50, Issue:6 Topics: Adolescent; Adolescent Nutritional Physiological Phenomena; Carotenoids; Cecum; Child; Child Nutritional Physiological Phenomena; Child, Preschool; Colon; Female; Folic Acid; Follow-Up Studies; Humans; Ileum; Infant; Male; Methylmalonic Acid; Time Factors; Urinary Diversion; Vitamin B 12	1997
Biochemical and clinical response to hydroxocobalamin versus cyanocobalamin treatment in patients with methylmalonic acidemia and homocystinuria (cblC). The Journal of pediatrics, 1998, Volume: 132, Issue:1 Topics: Child; Child, Preschool; Female; Growth; Homocystine; Homocystinuria; Humans; Hydroxocobalamin; Infant; Male; Metabolism, Inborn Errors; Methylmalonic Acid; Vitamin B 12	1998
Serum C3 content in vitamin B(12)-deficient rats. International journal for vitamin and nutrition research. Internationale Zeitschrift fur Vitamin- und Ernahrungsforschung. Journal international de vitaminologie et de nutrition, 1998, Volume: 68, Issue:2 Topics: Animals; Blood Proteins; Complement C3; Diet; Male; Methylmalonic Acid; Rats; Rats, Wistar; Vitamin B 12; Vitamin B 12 Deficiency	1998
Serum homocysteine and methylmalonic acid in patients with rheumatoid arthritis and cobalaminopenia. The Journal of rheumatology, 1998, Volume: 25, Issue:5 Topics: Adult; Aged; Aged, 80 and over; Arthritis, Rheumatoid; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Pilot Projects; Retrospective Studies; Vitamin B 12	1998
Cerebrospinal fluid methylmalonic acid concentrations in neurological patients with low and normal serum cobalamin concentrations. Acta neurologica Scandinavica, 1998, Volume: 97, Issue:6 Topics: Adult; Aged; Brain Diseases; Female; Humans; Male; Mental Disorders; Methylmalonic Acid; Middle Aged; Vitamin B 12	1998
Role of cobalamin intake and atrophic gastritis in mild cobalamin deficiency in older Dutch subjects. The American journal of clinical nutrition, 1998, Volume: 68, Issue:2 Topics: Aged; Aged, 80 and over; Female; Gastritis, Atrophic; Helicobacter Infections; Helicobacter pylori; Humans; Male; Methylmalonic Acid; Prevalence; Vitamin B 12; Vitamin B 12 Deficiency	1998
Neurological outcome of methylmalonic acidaemia. Archives of disease in childhood, 1998, Volume: 78, Issue:6 Topics: Adolescent; Adult; Age of Onset; Child; Child, Preschool; Cognition Disorders; Dystonia; Female; Humans; Infant; Infant, Newborn; Male; Metabolism, Inborn Errors; Methylmalonic Acid; Treatment Outcome; Vitamin B 12	1998
Dietary intake of cobalamin in elderly people who have abnormal serum cobalamin, methylmalonic acid and homocysteine levels. European journal of clinical nutrition, 1998, Volume: 52, Issue:8 Topics: Aged; Aged, 80 and over; Diet; Dietary Supplements; Female; Folic Acid; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Nutritional Status; Prospective Studies; Vitamin B 12	1998
Screening of cobalamin metabolism in methotrexate-treated psoriatics. The British journal of dermatology, 1998, Volume: 138, Issue:6 Topics: Adult; Dermatologic Agents; Humans; Methotrexate; Methylmalonic Acid; Middle Aged; Psoriasis; Vitamin B 12	1998
The effect of vitamin B12 deficiency on older veterans and its relationship to health. Journal of the American Geriatrics Society, 1998, Volume: 46, Issue:10 Topics: Aged; Aged, 80 and over; Alcohol Drinking; Analysis of Variance; Cognition Disorders; Cross-Sectional Studies; Educational Status; Female; Geriatric Assessment; Homocysteine; Humans; Income; Male; Methylmalonic Acid; Oklahoma; Reproducibility of Results; Veterans; Vitamin B 12; Vitamin B 12 Deficiency	1998
Reliability of biochemical parameters used in prenatal diagnosis of combined methylmalonic aciduria and homocystinuria. Prenatal diagnosis, 1998, Volume: 18, Issue:9 Topics: Amino Acid Metabolism, Inborn Errors; Amniocentesis; Amniotic Fluid; Cells, Cultured; Chorion; Chorionic Villi Sampling; Cobamides; Female; Gestational Age; Homocysteine; Homocystinuria; Humans; Male; Methylmalonic Acid; Pregnancy; Propionates; Tetrahydrofolates; Vitamin B 12	1998
Cobalamin deficiency in general practice. Assessment of the diagnostic utility and cost-benefit analysis of methylmalonic acid determination in relation to current diagnostic strategies. Clinical chemistry, 1999, Volume: 45, Issue:2 Topics: Adolescent; Adult; Aged; Aged, 80 and over; Child; Child, Preschool; Cohort Studies; Cost-Benefit Analysis; Family Practice; Female; Folic Acid; Homocysteine; Humans; Infant; Male; Methylmalonic Acid; Middle Aged; Practice Patterns, Physicians'; Reference Standards; Retrospective Studies; Vitamin B 12; Vitamin B 12 Deficiency	1999
Prevalence of subtle cobalamin deficiency. Archives of internal medicine, 1999, Feb-22, Volume: 159, Issue:4 Topics: Aged; Aged, 80 and over; Female; Humans; Male; Methylmalonic Acid; Prevalence; Vitamin B 12; Vitamin B 12 Deficiency; Washington	1999
Risk of persistent cobalamin deficiency in adolescents fed a macrobiotic diet in early life. The American journal of clinical nutrition, 1999, Volume: 69, Issue:4 Topics: Adolescent; Anthropometry; Case-Control Studies; Child; Diet, Macrobiotic; Female; Follow-Up Studies; Hematinics; Humans; Male; Methylmalonic Acid; Netherlands; Nutritional Status; Vitamin B 12; Vitamin B 12 Deficiency	1999
Holotranscobalamin - a sensitive marker of cobalamin malabsorption. European journal of clinical investigation, 1999, Volume: 29, Issue:4 Topics: Adolescent; Adult; Aged; Aged, 80 and over; Atrophy; Female; Gastric Mucosa; Homocysteine; Humans; Intestinal Absorption; Male; Methylmalonic Acid; Middle Aged; Stomach; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	1999
Supplementation with vitamin B12 decreases homocysteine and methylmalonic acid but also serum folate in patients with end-stage renal disease. Metabolism: clinical and experimental, 1999, Volume: 48, Issue:5 Topics: Adult; Aged; Dietary Supplements; Female; Folic Acid; Folic Acid Antagonists; Genotype; Homocysteine; Humans; Kidney Failure, Chronic; Male; Methylenetetrahydrofolate Reductase (NADPH2); Methylmalonic Acid; Middle Aged; Oxidoreductases Acting on CH-NH Group Donors; Vitamin B 12	1999
Minor facial anomalies in combined methylmalonic aciduria and homocystinuria due to a defect in cobalamin metabolism. Journal of inherited metabolic disease, 1999, Volume: 22, Issue:3 Topics: Abnormalities, Multiple; Child; Child, Preschool; Face; Homocystinuria; Humans; Male; Metabolism, Inborn Errors; Methylmalonic Acid; Vitamin B 12	1999
Progressive neurological deterioration and MRI changes in cblC methylmalonic acidaemia treated with hydroxocobalamin. Journal of inherited metabolic disease, 1999, Volume: 22, Issue:5 Topics: Brain; Child, Preschool; Disease Progression; Female; Humans; Hydroxocobalamin; Magnetic Resonance Imaging; Metabolism, Inborn Errors; Methylmalonic Acid; Neurologic Examination; Vitamin B 12	1999
Reversible dementia in an adolescent with cblC disease: clinical heterogeneity within the same family. Journal of inherited metabolic disease, 1999, Volume: 22, Issue:6 Topics: Aging; Child; Dementia; Electroencephalography; Female; Homocystinuria; Humans; Hydroxocobalamin; Leucovorin; Magnetic Resonance Imaging; Metabolism, Inborn Errors; Methylmalonic Acid; Vitamin B 12	1999
Turn of tide for oral vitamin B12 treatment. Journal of internal medicine, 1999, Volume: 246, Issue:3 Topics: Administration, Oral; Aged; Biological Availability; Biomarkers; England; Female; Homocysteine; Humans; Infusions, Intravenous; Methylmalonic Acid; Neural Tube Defects; Pregnancy; Pregnancy Complications; Sweden; Vitamin B 12; Vitamin B 12 Deficiency	1999
Urinary methylmalonic acid/creatinine ratio: a gold standard test for tissue vitamin B12 deficiency. Journal of the American Geriatrics Society, 1999, Volume: 47, Issue:9 Topics: Aged; Creatinine; Humans; Methylmalonic Acid; Sensitivity and Specificity; Veterans; Vitamin B 12; Vitamin B 12 Deficiency	1999
Schilling and protein-bound cobalamin absorption tests are poor instruments for diagnosing cobalamin malabsorption. Journal of internal medicine, 1997, Volume: 241, Issue:6 Topics: Adult; Atrophy; Duodenum; Female; Homocysteine; Humans; Intestinal Absorption; Male; Methylmalonic Acid; Reference Values; Reproducibility of Results; Schilling Test; Stomach; Sweden; Vitamin B 12; Vitamin B 12 Deficiency; Volunteers	1997
Transcobalamin II deficiency with methylmalonic aciduria in three sisters. Journal of inherited metabolic disease, 1999, Volume: 22, Issue:7 Topics: Cells, Cultured; Female; Fibroblasts; Follow-Up Studies; Humans; Infant; Infant, Newborn; Ketosis; Metabolism, Inborn Errors; Methylmalonic Acid; Propionates; Transcobalamins; Treatment Outcome; Vitamin B 12; Vitamin B 12 Deficiency	1999
Successful pregnancy in severe methylmalonic acidaemia. Journal of inherited metabolic disease, 1999, Volume: 22, Issue:7 Topics: Acidosis; Adult; Female; Humans; Hydroxocobalamin; Infant, Newborn; Male; Metabolism, Inborn Errors; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Pregnancy; Pregnancy Complications; Pregnancy Outcome; Vitamin B 12	1999
Serum cobalamin, homocysteine, and methylmalonic acid concentrations in a multiethnic elderly population: ethnic and sex differences in cobalamin and metabolite abnormalities. The American journal of clinical nutrition, 1999, Volume: 70, Issue:5 Topics: Aged; Analysis of Variance; Ethnicity; Female; Folic Acid; Homocysteine; Humans; Los Angeles; Male; Methylmalonic Acid; Middle Aged; Racial Groups; Sex Factors; Vitamin B 12; Vitamin B 12 Deficiency	1999
Evaluation of low serum vitamin B(12) in the non-anaemic pregnant patient. Human reproduction (Oxford, England), 2000, Volume: 15, Issue:1 Topics: Adult; Erythrocyte Indices; Female; Gestational Age; Homocysteine; Humans; Methylmalonic Acid; Parity; Pregnancy; Pregnancy Complications; Reference Values; Vitamin B 12; Vitamin B 12 Deficiency	2000
Concentrations of plasma methylmalonic acid in 80-year-olds show only weak relation to psychological performance. Clinical chemistry and laboratory medicine, 1999, Volume: 37, Issue:10 Topics: Aged; Aged, 80 and over; Folic Acid; Homocysteine; Humans; Longitudinal Studies; Methylmalonic Acid; Psychological Tests; Vitamin B 12	1999
Relationship between methylmalonic acid and cobalamin in uremia. Kidney international, 2000, Volume: 57, Issue:1 Topics: Adult; Aged; Female; Humans; Male; Methylmalonic Acid; Middle Aged; Renal Dialysis; Uremia; Vitamin B 12; Vitamin B 12 Deficiency	2000
Bioavailability of dried asakusanori (porphyra tenera) as a source of Cobalamin (Vitamin B12). International journal for vitamin and nutrition research. Internationale Zeitschrift fur Vitamin- und Ernahrungsforschung. Journal international de vitaminologie et de nutrition, 1999, Volume: 69, Issue:6 Topics: Adult; Binding, Competitive; Biological Assay; Biological Availability; Chromatography, Paper; Escherichia coli; Female; Freeze Drying; Humans; Male; Methylmalonic Acid; Middle Aged; Seaweed; Vitamin B 12	1999
Etiology and diagnostic evaluation of macrocytosis. The American journal of the medical sciences, 2000, Volume: 319, Issue:6 Topics: Adult; Aged; Alcohol Drinking; Anemia, Macrocytic; Anemia, Megaloblastic; Bone Marrow Diseases; Diagnosis, Differential; Drug-Related Side Effects and Adverse Reactions; Female; Folic Acid; Folic Acid Deficiency; Homocysteine; Humans; L-Lactate Dehydrogenase; Leukocyte Count; Liver Diseases; Liver Diseases, Alcoholic; Male; Methylmalonic Acid; Middle Aged; Platelet Count; Predictive Value of Tests; Prospective Studies; Reticulocyte Count; Sensitivity and Specificity; Vitamin B 12; Vitamin B 12 Deficiency	2000
Inhibition of vitamin B12 metabolism by OH-cobalamin c-lactam in rat oligodendrocytes in culture: a model for studying neuropathy due to vitamin B12 deficiency. Neuroscience letters, 2000, Jul-21, Volume: 288, Issue:3 Topics: Animals; Animals, Newborn; Cells, Cultured; Culture Media, Conditioned; Homocysteine; Humans; Methylmalonic Acid; Oligodendroglia; Peripheral Nervous System Diseases; Rats; Rats, Wistar; Vitamin B 12; Vitamin B 12 Deficiency	2000
Extremely low activity of methionine synthase in vitamin B-12-deficient rats may be related to effects on coenzyme stabilization rather than to changes in coenzyme induction. The Journal of nutrition, 2000, Volume: 130, Issue:8 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Animals; Cells, Cultured; Enzyme Stability; Female; Liver; Male; Methylmalonic Acid; Rats; Rats, Wistar; RNA, Messenger; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2000
Optic atrophy in association with cobalamin C (cblC) disease. Ophthalmic genetics, 2000, Volume: 21, Issue:3 Topics: Age of Onset; Child, Preschool; Consanguinity; Female; Follow-Up Studies; Homocystine; Homocystinuria; Humans; Metabolism, Inborn Errors; Methylmalonic Acid; Optic Atrophy; Vitamin B 12	2000
[Evaluation of analytic test methods. Stomach-intestines status is the best diagnostic method in suspected vitamin B12 deficiency]. Lakartidningen, 2000, Sep-13, Volume: 97, Issue:37 Topics: Biomarkers; Gastric Mucosa; Gastritis, Atrophic; Gastrointestinal Diseases; Gastroscopy; Homocysteine; Humans; Intestinal Mucosa; Methylmalonic Acid; Pepsinogen C; Practice Guidelines as Topic; Sensitivity and Specificity; Vitamin B 12; Vitamin B 12 Deficiency	2000
Evaluation of indicators of cobalamin deficiency defined as cobalamin-induced reduction in increased serum methylmalonic acid. Clinical chemistry, 2000, Volume: 46, Issue:11 Topics: Adolescent; Aged; Aged, 80 and over; Female; Folic Acid; Gastroscopy; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Oxidation-Reduction; Regression Analysis; ROC Curve; Sex Factors; Vitamin B 12; Vitamin B 12 Deficiency	2000
Role of homocysteine, cystathionine and methylmalonic acid measurement for diagnosis of vitamin deficiency in high-aged subjects. European journal of clinical investigation, 2000, Volume: 30, Issue:12 Topics: Adult; Aged; Cystathionine; Female; Folic Acid; Folic Acid Deficiency; Homocysteine; Humans; Kidney; Male; Methylmalonic Acid; Middle Aged; Models, Chemical; Pyridoxine; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B 6 Deficiency	2000
Metabolic vitamin B12 status on a mostly raw vegan diet with follow-up using tablets, nutritional yeast, or probiotic supplements. Annals of nutrition & metabolism, 2000, Volume: 44, Issue:5-6 Topics: Administration, Sublingual; Diet; Diet, Vegetarian; Dietary Supplements; Female; Humans; Male; Methylmalonic Acid; Middle Aged; Nutritional Status; Probiotics; Tablets; Vitamin B 12; Vitamin B 12 Deficiency; Yeasts	2000
Evaluation of the cobalt requirement of beef cattle based on vitamin B12, folate, homocysteine and methylmalonic acid. The British journal of nutrition, 2000, Volume: 84, Issue:5 Topics: Animals; Cattle; Chromatography, High Pressure Liquid; Cobalt; Homocysteine; Liver; Male; Methylmalonic Acid; Nutritional Requirements; Radioimmunoassay; Vitamin B 12	2000
Association of folate intake and serum homocysteine in elderly persons according to vitamin supplementation and alcohol use. The American journal of clinical nutrition, 2001, Volume: 73, Issue:3 Topics: Age Factors; Aged; Aged, 80 and over; Aging; Alcohol Drinking; Coffee; Cross-Sectional Studies; Dietary Supplements; Dose-Response Relationship, Drug; Female; Folic Acid; Homocysteine; Humans; Life Style; Linear Models; Male; Methylmalonic Acid; Risk Factors; Smoking; Tea; Vascular Diseases; Vitamin B 12	2001
Cobalamin (Cbl) C/D deficiency: clinical, neurophysiological and neuroradiologic findings in 14 cases. Neuropediatrics, 2001, Volume: 32, Issue:1 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Atrophy; Brain; Brain Diseases, Metabolic, Inborn; Child; Child, Preschool; Cobamides; Cytosol; Electroencephalography; Evoked Potentials; Female; Follow-Up Studies; Homocystinuria; Humans; Infant; Intellectual Disability; Magnetic Resonance Imaging; Male; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Seizures; Vitamin B 12; Vitamin B 12 Deficiency	2001
Adult-onset combined methylmalonic aciduria and homocystinuria (cblC). Neurology, 2001, Apr-24, Volume: 56, Issue:8 Topics: Adult; Carnitine; Diet, Protein-Restricted; Hematinics; Homocystinuria; Humans; Hydroxocobalamin; Male; Methylmalonic Acid; Proto-Oncogene Proteins c-cbl; Retroviridae Proteins, Oncogenic; Vitamin B 12	2001
[Study of cobalamin deficiency in gastrectomized and aged subjects]. Revista clinica espanola, 2001, Volume: 201, Issue:2 Topics: Age Factors; Aged; Creatinine; Data Interpretation, Statistical; Gastrectomy; Homocysteine; Humans; Methylmalonic Acid; Middle Aged; Vitamin B 12; Vitamin B 12 Deficiency	2001
Serum cobalamin, folate, methylmalonic acid and total homocysteine as vitamin B12 and folate tissue deficiency markers amongst elderly Swedes--a population-based study. Journal of internal medicine, 2001, Volume: 249, Issue:5 Topics: Age Factors; Aged; Female; Folic Acid; Homocysteine; Humans; Male; Methylmalonic Acid; Population Surveillance; Sex Factors; Sweden; Vitamin B 12; Vitamins	2001
Feeding dried purple laver (nori) to vitamin B12-deficient rats significantly improves vitamin B12 status. The British journal of nutrition, 2001, Volume: 85, Issue:6 Topics: Animals; Biological Availability; Biomarkers; Body Weight; Liver; Male; Methylmalonic Acid; Rats; Rats, Wistar; Seaweed; Vitamin B 12; Vitamin B 12 Deficiency	2001
Characterization of a vitamin B12 compound from unicellular coccolithophorid alga (Pleurochrysis carterae). Journal of agricultural and food chemistry, 2001, Volume: 49, Issue:7 Topics: Animals; Cells, Cultured; Chromatography, High Pressure Liquid; Eukaryota; Methylmalonic Acid; Rats; Time Factors; Vitamin B 12; Vitamin B 12 Deficiency	2001
Hyperhomocysteinemia and elevated methylmalonic acid indicate a high prevalence of cobalamin deficiency in Asian Indians. The American journal of clinical nutrition, 2001, Volume: 74, Issue:2 Topics: Adult; Biomarkers; Cardiovascular Diseases; Diabetes Mellitus; Diet, Vegetarian; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; India; Male; Methylmalonic Acid; Middle Aged; Prevalence; Surveys and Questionnaires; Vitamin B 12; Vitamin B 12 Deficiency	2001
Shifts in B12 opinions in primary health care of Sweden. Scandinavian journal of public health, 2001, Volume: 29, Issue:2 Topics: Attitude of Health Personnel; Biomarkers; Clinical Competence; Decision Making; Homocysteine; Humans; Methylmalonic Acid; Physicians, Family; Primary Health Care; Surveys and Questionnaires; Sweden; Vitamin B 12; Vitamin B 12 Deficiency	2001
Genetic defects as important factors for moderate hyperhomocysteinemia. Clinical chemistry and laboratory medicine, 2001, Volume: 39, Issue:8 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Adult; Age Factors; Aged; Aged, 80 and over; Cystathionine; DNA Mutational Analysis; Female; Ferredoxin-NADP Reductase; Folic Acid; Genotype; Homocysteine; Humans; Hyperhomocysteinemia; Male; Methylenetetrahydrofolate Reductase (NADPH2); Methylmalonic Acid; Middle Aged; Mutation; Oxidoreductases Acting on CH-NH Group Donors; Protein Binding; Risk Factors; Sex Factors; Vitamin B 12; Vitamin B 6	2001
Does a single vitamin B-supplementation induce functional vitamin B-deficiency? Clinical chemistry and laboratory medicine, 2001, Volume: 39, Issue:8 Topics: Adult; Cystathionine; Cysteine; Dietary Supplements; Folic Acid; Gas Chromatography-Mass Spectrometry; Homocysteine; Humans; Male; Methionine; Methylmalonic Acid; Middle Aged; Models, Biological; Pilot Projects; Time Factors; Vitamin B 12; Vitamin B 6; Vitamin B Complex; Vitamin B Deficiency	2001
Homocysteine and methylmalonic acid levels in pregnant Nepali women. Should cobalamin supplementation be considered? European journal of clinical nutrition, 2001, Volume: 55, Issue:10 Topics: Adolescent; Adult; Biomarkers; Cross-Sectional Studies; Dietary Supplements; Female; Folic Acid; Folic Acid Deficiency; Homocysteine; Humans; Methylmalonic Acid; Nepal; Nutritional Status; Pregnancy; Vitamin B 12; Vitamin B 12 Deficiency	2001
High prevalence of low serum vitamin B12 in a multi-ethnic Israeli population. British journal of haematology, 2001, Volume: 115, Issue:3 Topics: Adult; Arabs; Blood Donors; Case-Control Studies; Chi-Square Distribution; Female; Gaucher Disease; Homocysteine; Humans; Iraq; Israel; Jews; Male; Methylmalonic Acid; Morocco; Prevalence; Tunisia; Vitamin B 12; Vitamin B 12 Deficiency; Yemen	2001
Total homocysteine is making its way into pediatric laboratory diagnostics. European journal of clinical investigation, 2001, Volume: 31, Issue:11 Topics: Adult; Avitaminosis; Child; Diagnosis, Differential; Female; Folic Acid; Folic Acid Deficiency; HIV Infections; Homocysteine; Humans; Hyperhomocysteinemia; Infant; Infant, Newborn; Male; Methylmalonic Acid; Pediatrics; Pregnancy; Vitamin B 12	2001
Cobalamin deficiency results in severe metabolic disorder of serine and threonine in rats. Biochimica et biophysica acta, 2001, Dec-05, Volume: 1568, Issue:2 Topics: Animals; Diet; L-Serine Dehydratase; Liver; Male; Methylmalonic Acid; Rats; Rats, Wistar; Serine; Threonine; Vitamin B 12	2001
Metabolism of amino acids in cats with severe cobalamin deficiency. American journal of veterinary research, 2001, Volume: 62, Issue:12 Topics: Amino Acids; Animals; Cat Diseases; Cats; Cystathionine; Cysteine; Female; Gastrointestinal Diseases; Homocysteine; Immunoassay; Male; Methionine; Methylmalonic Acid; Statistics, Nonparametric; Vitamin B 12; Vitamin B 12 Deficiency	2001
Vitamin B12 metabolism after urinary diversion with a Kock ileal reservoir. Scandinavian journal of urology and nephrology, 2001, Volume: 35, Issue:5 Topics: Adult; Aged; Female; Follow-Up Studies; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Schilling Test; Urinary Diversion; Vitamin B 12; Vitamin B 12 Deficiency	2001
Reversible myelopathy in a 34-year-old man with vitamin B12 deficiency. Mayo Clinic proceedings, 2002, Volume: 77, Issue:3 Topics: Adult; Diagnosis, Differential; Humans; Magnetic Resonance Imaging; Male; Methylmalonic Acid; Paresthesia; Spinal Cord Diseases; Time Factors; Treatment Outcome; Vitamin B 12; Vitamin B 12 Deficiency	2002
Vitamin B(12) deficiency associated with histamine(2)-receptor antagonists and a proton-pump inhibitor. The Annals of pharmacotherapy, 2002, Volume: 36, Issue:5 Topics: Aged; Cimetidine; Creatinine; Enzyme Inhibitors; Female; Folic Acid; Gastroesophageal Reflux; Histamine H2 Antagonists; Homocysteine; Humans; Methylmalonic Acid; Omeprazole; Proton Pump Inhibitors; Vitamin B 12; Vitamin B 12 Deficiency	2002
Methylenetetrahydrofolate reductase genotype, vitamin B12, and folate influence plasma homocysteine in hemodialysis patients. American journal of kidney diseases : the official journal of the National Kidney Foundation, 2002, Volume: 39, Issue:5 Topics: Cross-Sectional Studies; Dietary Supplements; Female; Folic Acid; Folic Acid Deficiency; Genotype; Homocysteine; Humans; Hyperhomocysteinemia; Kidney Failure, Chronic; Male; Methylenetetrahydrofolate Reductase (NADPH2); Methylmalonic Acid; Middle Aged; Oxidoreductases Acting on CH-NH Group Donors; Polymorphism, Genetic; Renal Dialysis; Vitamin B 12; Vitamin B 12 Deficiency	2002
Screening for cobalamin deficiency in geriatric outpatients: prevalence and influence of synthetic cobalamin intake. Journal of the American Geriatrics Society, 2002, Volume: 50, Issue:4 Topics: Aged; Aged, 80 and over; Cross-Sectional Studies; Female; Geriatrics; Hematocrit; Humans; Male; Mass Screening; Methylmalonic Acid; Nutritional Status; Prevalence; Vitamin B 12; Vitamin B 12 Deficiency	2002
Early-onset cobalamin C/D deficiency: epilepsy and electroencephalographic features. Epilepsia, 2002, Volume: 43, Issue:6 Topics: Age of Onset; Brain; Electroencephalography; Epilepsy; Female; Follow-Up Studies; Homocysteine; Homocystine; Homocystinuria; Humans; Infant; Infant, Newborn; Magnetic Resonance Imaging; Male; Methylmalonic Acid; Sleep; Vitamin B 12; Vitamin B 12 Deficiency; Wakefulness	2002
Vitamin B12 and folate after 5-12 years of continent ileal urostomy (Kock reservoir) in children and adolescents. European urology, 2002, Volume: 41, Issue:2 Topics: Adolescent; Child; Child Welfare; Colonic Pouches; Female; Folic Acid; Folic Acid Deficiency; Follow-Up Studies; Glomerular Filtration Rate; Hemoglobins; Homocysteine; Humans; Ileum; Iron; Kidney; Male; Methylmalonic Acid; Postoperative Complications; Prospective Studies; Time Factors; Ureterostomy; Urinary Reservoirs, Continent; Vitamin B 12; Vitamin B 12 Deficiency	2002
Use of plasma methylmalonic acid in diagnosing vitamin B-12 deficiency in general practice. Scandinavian journal of primary health care, 2002, Volume: 20, Issue:1 Topics: Adult; Aged; Aged, 80 and over; Creatinine; Erythrocyte Indices; Erythrocytes; Family Practice; Female; Folic Acid; Guideline Adherence; Hemoglobins; Humans; Male; Mass Screening; Methylmalonic Acid; Middle Aged; Patient Selection; Practice Guidelines as Topic; Practice Patterns, Physicians'; Primary Health Care; Retrospective Studies; Sensitivity and Specificity; Vitamin B 12; Vitamin B 12 Deficiency	2002
Transcobalamin II 775G>C polymorphism and indices of vitamin B12 status in healthy older adults. Blood, 2002, Jul-15, Volume: 100, Issue:2 Topics: Adult; Aged; Aged, 80 and over; Biomarkers; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Polymorphism, Single Nucleotide; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2002
Independent effect of vitamin B12 deficiency on hematological status in older Chinese vegetarian women. American journal of hematology, 2002, Volume: 70, Issue:3 Topics: Aged; Anemia; Blood Cell Count; Blood Proteins; China; Cross-Sectional Studies; Diet, Vegetarian; Erythrocyte Indices; Female; Folic Acid; Hemoglobins; Humans; Iron; Iron Deficiencies; Kidney; Methylmalonic Acid; Middle Aged; Vitamin B 12; Vitamin B 12 Deficiency	2002
Metabolic treatment of pregnancy and postdelivery period in a patient with cobalamin A disease. American journal of obstetrics and gynecology, 2002, Volume: 187, Issue:1 Topics: Cobamides; Female; Humans; Hydroxocobalamin; Metabolism, Inborn Errors; Methylmalonic Acid; Pregnancy; Pregnancy Complications; Vitamin B 12	2002
Successful pregnancy in a woman with mut- methylmalonic acidaemia. Journal of inherited metabolic disease, 2002, Volume: 25, Issue:2 Topics: Adult; Carnitine; Female; Humans; Metabolism, Inborn Errors; Methylmalonic Acid; Pregnancy; Pregnancy Complications; Pregnancy Outcome; Vitamin B 12	2002
Is low-dose oral cobalamin enough to normalize cobalamin function in older people? Journal of the American Geriatrics Society, 2002, Volume: 50, Issue:8 Topics: Administration, Oral; Aged; Aged, 80 and over; Cross-Sectional Studies; Dietary Supplements; Female; Homocysteine; Humans; Male; Methylglycosides; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	2002
Elevated serum methylmalonic acid concentrations are common among elderly Americans. The Journal of nutrition, 2002, Volume: 132, Issue:9 Topics: Adult; Aged; Aging; Black or African American; Creatinine; Female; Folic Acid; Hispanic or Latino; Homocysteine; Humans; Male; Methylmalonic Acid; Nutrition Surveys; Vitamin B 12; Vitamin B 12 Deficiency; White People	2002
Optimal use of markers for cobalamin and folate status in a psychogeriatric population. International journal of geriatric psychiatry, 2002, Volume: 17, Issue:10 Topics: Aged; Aged, 80 and over; Alzheimer Disease; Biomarkers; Cognition Disorders; Female; Folic Acid; Homocysteine; Humans; Male; Mental Disorders; Methylenetetrahydrofolate Reductase (NADPH2); Methylmalonic Acid; Oxidoreductases Acting on CH-NH Group Donors; Vitamin B 12	2002
Cobalamin status (holo-transcobalamin, methylmalonic acid) and folate as determinants of homocysteine concentration. Clinical chemistry, 2002, Volume: 48, Issue:11 Topics: Adult; Aged; Female; Folic Acid; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Transcobalamins; Vitamin B 12	2002
Identification of the gene responsible for the cblB complementation group of vitamin B12-dependent methylmalonic aciduria. Human molecular genetics, 2002, Dec-15, Volume: 11, Issue:26 Topics: Alkyl and Aryl Transferases; Amino Acid Sequence; Archaeoglobus fulgidus; Humans; Methylmalonic Acid; Molecular Sequence Data; Mutation; Sequence Alignment; Vitamin B 12	2002
Homocysteine and methylmalonic acid: markers to predict and avoid toxicity from pemetrexed therapy. Molecular cancer therapeutics, 2002, Volume: 1, Issue:7 Topics: Adult; Aged; Aged, 80 and over; Antineoplastic Agents; Female; Folic Acid; Glutamates; Guanine; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Models, Biological; Multivariate Analysis; Odds Ratio; Pemetrexed; Time Factors; Vitamin B 12	2002
Predictors of cobalamin deficiency in Guatemalan school children: diet, Helicobacter pylori, or bacterial overgrowth? Journal of pediatric gastroenterology and nutrition, 2003, Volume: 36, Issue:1 Topics: Analysis of Variance; Breath Tests; Child; Diet; Female; Gastrins; Guatemala; Helicobacter Infections; Helicobacter pylori; Homocysteine; Humans; Male; Methylmalonic Acid; Pepsinogen A; Risk Factors; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2003
High prevalence of cobalamin deficiency in Guatemalan schoolchildren: associations with low plasma holotranscobalamin II and elevated serum methylmalonic acid and plasma homocysteine concentrations. The American journal of clinical nutrition, 2003, Volume: 77, Issue:2 Topics: Analysis of Variance; Anemia; Biomarkers; Child; Creatinine; Female; Folic Acid; Guatemala; Hematocrit; Hemoglobins; Homocysteine; Humans; Male; Mass Screening; Methylmalonic Acid; Prevalence; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2003
Vitamin B12 and methyl malonic acid: do we have all the answers? Journal of the American Geriatrics Society, 2003, Volume: 51, Issue:2 Topics: Aged; Female; Humans; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	2003
Relationship between methylmalonic acid, homocysteine, vitamin B12 intake and status and socio-economic indices, in a subset of participants in the British National Diet and Nutrition Survey of people aged 65 y and over. European journal of clinical nutrition, 2003, Volume: 57, Issue:2 Topics: Aged; Analysis of Variance; Cross-Sectional Studies; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Nutrition Surveys; Nutritional Status; Socioeconomic Factors; United Kingdom; Vitamin B 12	2003
Vitamin B-12 status is associated with bone mineral content and bone mineral density in frail elderly women but not in men. The Journal of nutrition, 2003, Volume: 133, Issue:3 Topics: Absorptiometry, Photon; Aged; Aged, 80 and over; Body Composition; Body Height; Body Weight; Bone Density; Calcium, Dietary; Female; Frail Elderly; Homocysteine; Humans; Male; Methylmalonic Acid; Netherlands; Nutritional Status; Odds Ratio; Osteoporosis; Parathyroid Hormone; Regression Analysis; Sex Characteristics; Smoking; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin D	2003
Hypoxia-induced megaloblastosis in vitamin B12-deficient rats. The British journal of nutrition, 2003, Volume: 89, Issue:4 Topics: Analysis of Variance; Anemia, Megaloblastic; Animals; Erythrocyte Count; Erythropoietin; Hypoxia; Male; Methylmalonic Acid; Models, Animal; Rats; Vitamin B 12; Vitamin B 12 Deficiency	2003
Folate deficiency is a common finding in psychogeriatric patients. Aging clinical and experimental research, 2002, Volume: 14, Issue:6 Topics: Aged; Aged, 80 and over; Aging; Cognition Disorders; Female; Folic Acid; Folic Acid Deficiency; Homocysteine; Humans; Hyperhomocysteinemia; Male; Methylmalonic Acid; Regression Analysis; Vitamin B 12	2002
Screening for vitamin B-12 and folate deficiency in older persons. The American journal of clinical nutrition, 2003, Volume: 77, Issue:5 Topics: Age Factors; Aged; Aged, 80 and over; Creatinine; Female; Folic Acid; Folic Acid Deficiency; Hemoglobins; Homocysteine; Humans; Male; Mass Screening; Methylmalonic Acid; Prevalence; Reference Values; Risk Factors; Sex Factors; United Kingdom; Vitamin B 12; Vitamin B 12 Deficiency	2003
Anemia, serum vitamin B12, and folic acid in patients with rheumatoid arthritis, psoriatic arthritis, and systemic lupus erythematosus. Rheumatology international, 2004, Volume: 24, Issue:1 Topics: Adult; Aged; Aged, 80 and over; Anemia; Arthritis, Psoriatic; Arthritis, Rheumatoid; Cohort Studies; Female; Folic Acid Deficiency; Homocysteine; Humans; Incidence; Israel; Lupus Erythematosus, Systemic; Male; Methylmalonic Acid; Middle Aged; Retrospective Studies; Treatment Outcome; Vitamin B 12; Vitamin B 12 Deficiency	2004
Homocysteine, methylenetetrahydrofolate reductase C677T polymorphism and the B-vitamins: a facet of nature-nurture interplay. Clinical chemistry and laboratory medicine, 2003, Volume: 41, Issue:4 Topics: Adolescent; Adult; Aged; Aged, 80 and over; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Male; Methylenetetrahydrofolate Reductase (NADPH2); Methylmalonic Acid; Middle Aged; Odds Ratio; Oxidoreductases Acting on CH-NH Group Donors; Polymorphism, Genetic; Vitamin B 12; Vitamin B 6	2003
Urine methylmalonic acid measurements for the assessment of cobalamin deficiency related to neuropsychiatric disorders. Clinical biochemistry, 2003, Volume: 36, Issue:4 Topics: Adult; Aged; Folic Acid; Homocysteine; Humans; Mental Disorders; Methylmalonic Acid; Middle Aged; Photometry; Regression Analysis; Reproducibility of Results; Sensitivity and Specificity; Vitamin B 12; Vitamin B 12 Deficiency	2003
Increased plasma homocysteine levels without signs of vitamin B12 deficiency in patients with multiple sclerosis assessed by blood and cerebrospinal fluid homocysteine and methylmalonic acid. Multiple sclerosis (Houndmills, Basingstoke, England), 2003, Volume: 9, Issue:3 Topics: Adult; Aged; Aged, 80 and over; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Multiple Sclerosis; Vitamin B 12; Vitamin B 12 Deficiency	2003
Vitamin B-12 status, particularly holotranscobalamin II and methylmalonic acid concentrations, and hyperhomocysteinemia in vegetarians. The American journal of clinical nutrition, 2003, Volume: 78, Issue:1 Topics: Adult; Aged; Biomarkers; Diet, Vegetarian; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Male; Methylmalonic Acid; Middle Aged; Osmolar Concentration; Transcobalamins; Vitamin B 12	2003
Reported symptoms and clinical findings in relation to serum cobalamin, folate, methylmalonic acid and total homocysteine among elderly Swedes: a population-based study. Journal of internal medicine, 2003, Volume: 254, Issue:4 Topics: Aged; Atrophy; Cohort Studies; Female; Folic Acid; Health Surveys; Homocysteine; Humans; Male; Methylmalonic Acid; Mouth Diseases; Mouth Mucosa; Stomatitis; Tongue; Vitamin B 12; Vitamin B 12 Deficiency	2003
Cobalamin, folate, methylmalonic acid, homocysteine, and gastritis markers in dementia. Dementia and geriatric cognitive disorders, 2003, Volume: 16, Issue:4 Topics: Biomarkers; Case-Control Studies; Dementia; Folic Acid; Gastritis; Homocysteine; Humans; Methylmalonic Acid; Middle Aged; Risk Factors; Vitamin B 12	2003
Routine determination of serum methylmalonic acid and plasma total homocysteine in Norway. Scandinavian journal of clinical and laboratory investigation, 2003, Volume: 63, Issue:5 Topics: Adolescent; Adult; Age Factors; Aged; Child; Child, Preschool; Clinical Laboratory Techniques; Creatinine; Female; Folic Acid; Homocysteine; Humans; Infant; Male; Methylmalonic Acid; Middle Aged; Norway; Sex Factors; Vitamin B 12	2003
Cobalamin status and its biochemical markers methylmalonic acid and homocysteine in different age groups from 4 days to 19 years. Clinical chemistry, 2003, Volume: 49, Issue:12 Topics: Adolescent; Adult; Biomarkers; Child; Child, Preschool; Cross-Sectional Studies; Female; Homocysteine; Humans; Infant; Infant, Newborn; Male; Methylmalonic Acid; Reference Values; Vitamin B 12	2003
Functional vitamin B12 deficiency and determination of holotranscobalamin in populations at risk. Clinical chemistry and laboratory medicine, 2003, Volume: 41, Issue:11 Topics: Adult; Aged; Aged, 80 and over; Aging; Biomarkers; Diet, Vegetarian; Female; Folic Acid; Germany; Homocysteine; Humans; Kidney Diseases; Male; Methylmalonic Acid; Middle Aged; Risk; Syria; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2003
Comparison of the influence of volume-oriented training and high-intensity interval training on serum homocysteine and its cofactors in young, healthy swimmers. Clinical chemistry and laboratory medicine, 2003, Volume: 41, Issue:11 Topics: Adolescent; Anthropometry; Exercise; Folic Acid; Heart Rate; Homocysteine; Humans; Methylmalonic Acid; Reference Values; Swimming; Time Factors; Vitamin B 12; Vitamin B 6	2003
Metabolic markers of cobalamin deficiency and cognitive function in normal older adults. Journal of the American Geriatrics Society, 2004, Volume: 52, Issue:1 Topics: Aged; Citric Acid; Cognition; Cross-Sectional Studies; Female; Folic Acid; Homocysteine; Humans; Linear Models; Male; Methylmalonic Acid; Statistics, Nonparametric; Vitamin B 12	2004
Vitamin B12 status in the elderly as judged by available biochemical markers. Clinical chemistry, 2004, Volume: 50, Issue:1 Topics: Adult; Aged; Aged, 80 and over; Biomarkers; Folic Acid; Homocysteine; Humans; Methylmalonic Acid; Middle Aged; Transcobalamins; Vitamin B 12; Vitamin B 6	2004
Hematological parameters and cobalamin status in infants born to smoking mothers. Biology of the neonate, 2004, Volume: 85, Issue:4 Topics: Adult; Birth Weight; Erythrocyte Count; Female; Folic Acid; Gestational Age; Hemoglobins; Homocysteine; Humans; Infant; Infant, Newborn; Logistic Models; Maternal-Fetal Exchange; Methylmalonic Acid; Pregnancy; Smoking; Vitamin B 12	2004
The structural basis for methylmalonic aciduria. The crystal structure of archaeal ATP:cobalamin adenosyltransferase. The Journal of biological chemistry, 2004, May-28, Volume: 279, Issue:22 Topics: Alkyl and Aryl Transferases; Amino Acid Sequence; Archaeal Proteins; Methylmalonic Acid; Models, Molecular; Molecular Sequence Data; Protein Conformation; Sequence Alignment; Thermoplasma; Vitamin B 12	2004
Breeding severely vitamin B12-deficient mice as model animals. International journal for vitamin and nutrition research. Internationale Zeitschrift fur Vitamin- und Ernahrungsforschung. Journal international de vitaminologie et de nutrition, 2004, Volume: 74, Issue:1 Topics: Animals; Body Weight; Diet; Disease Models, Animal; Liver; Male; Maternal Nutritional Physiological Phenomena; Methylmalonic Acid; Mice; Mice, Inbred BALB C; Organ Size; Severity of Illness Index; Testis; Time Factors; Vitamin B 12; Vitamin B 12 Deficiency	2004
Parenteral vitamin B12 therapy of hyperhomocysteinemia in end-stage renal disease. Clinical and investigative medicine. Medecine clinique et experimentale, 2004, Volume: 27, Issue:1 Topics: Administration, Oral; Aged; Folic Acid; Humans; Hyperhomocysteinemia; Kidney Failure, Chronic; Methylmalonic Acid; Middle Aged; Parenteral Nutrition; Time Factors; Vitamin B 12; Vitamin B 12 Deficiency	2004
14C-propionate incorporation assay by rapid filtration in multiwell plates. Clinica chimica acta; international journal of clinical chemistry, 2004, Volume: 343, Issue:1-2 Topics: Age of Onset; Carbon Radioisotopes; Child, Preschool; Female; Filtration; Humans; Infant; Infant, Newborn; Leukocyte Count; Leukocytes; Male; Metabolism, Inborn Errors; Methylmalonic Acid; Propionates; Sensitivity and Specificity; Vitamin B 12	2004
An infant with methylmalonic aciduria and homocystinuria (cblC) presenting with retinal haemorrhages and subdural haematoma mimicking non-accidental injury. European journal of pediatrics, 2004, Volume: 163, Issue:7 Topics: Child Abuse; Diagnosis, Differential; Female; Hematoma; Hematoma, Subdural; Homocystinuria; Humans; Hypothermia; Hypovolemia; Infant; Metabolism, Inborn Errors; Methylmalonic Acid; Pregnancy; Premature Birth; Retinal Hemorrhage; Sleep Stages; Vitamin B 12	2004
Methylmalonic acid in amniotic fluid and maternal urine as a marker for neural tube defects. Journal of Huazhong University of Science and Technology. Medical sciences = Hua zhong ke ji da xue xue bao. Yi xue Ying De wen ban = Huazhong keji daxue xuebao. Yixue Yingdewen ban, 2004, Volume: 24, Issue:2 Topics: Adult; Amniotic Fluid; Biomarkers; Female; Folic Acid; Humans; Methylmalonic Acid; Neural Tube Defects; Pregnancy; Pregnancy Trimester, Second; Prenatal Diagnosis; Vitamin B 12	2004
Use of fasting urinary methylmalonic acid to screen for metabolic vitamin B12 deficiency in older persons. Nutrition (Burbank, Los Angeles County, Calif.), 2004, Volume: 20, Issue:9 Topics: Aging; Biomarkers; Creatinine; Diet, Vegetarian; Fasting; Female; Folic Acid; Hong Kong; Humans; Kidney Function Tests; Mass Screening; Methylmalonic Acid; Middle Aged; Predictive Value of Tests; ROC Curve; Sensitivity and Specificity; Vitamin B 12; Vitamin B 12 Deficiency	2004
Low bone mineral density and bone mineral content are associated with low cobalamin status in adolescents. European journal of nutrition, 2005, Volume: 44, Issue:6 Topics: Absorptiometry, Photon; Adolescent; Analysis of Variance; Anthropometry; Bone Density; Case-Control Studies; Child; Cross-Sectional Studies; Diet, Macrobiotic; Female; Humans; Life Style; Male; Methylmalonic Acid; Netherlands; Nutritional Status; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2005
Biochemical signs of impaired cobalamin status during and after radiotherapy for rectal cancer. International journal of radiation oncology, biology, physics, 2004, Nov-01, Volume: 60, Issue:3 Topics: Adult; Aged; Biomarkers; Diarrhea; Female; Homocystine; Humans; Male; Methylmalonic Acid; Middle Aged; Rectal Neoplasms; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2004
Cobalamin-responsive disorders in the ambulatory care setting: unreliability of cobalamin, methylmalonic acid, and homocysteine testing. Blood, 2005, Feb-01, Volume: 105, Issue:3 Topics: Adult; Aged; Aged, 80 and over; Biomarkers; Female; Health Maintenance Organizations; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Reproducibility of Results; Retrospective Studies; Treatment Outcome; Treatment Refusal; Vitamin B 12; Vitamin B 12 Deficiency	2005
A population-based intervention study on elevated serum levels of methylmalonic acid and total homocysteine in elderly people: results after 36 months of follow-up. Journal of internal medicine, 2004, Volume: 256, Issue:5 Topics: Aged; Cohort Studies; Female; Folic Acid; Follow-Up Studies; Homocysteine; Humans; Longitudinal Studies; Male; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	2004
Mutations in the MMAA gene in patients with the cblA disorder of vitamin B12 metabolism. Human mutation, 2004, Volume: 24, Issue:6 Topics: Child, Preschool; Chromosomes, Human, Pair 4; Cobamides; DNA Mutational Analysis; Exons; Female; Genetic Complementation Test; Haplotypes; Humans; Infant; Infant, Newborn; Male; Membrane Transport Proteins; Metabolism, Inborn Errors; Methylmalonic Acid; Mitochondrial Membrane Transport Proteins; Mitochondrial Proteins; Mutation; Polymorphism, Single Nucleotide; Vitamin B 12	2004
Response of homocysteine, cystathionine, and methylmalonic acid to vitamin treatment in dialysis patients. Clinical chemistry, 2005, Volume: 51, Issue:1 Topics: Aged; Aged, 80 and over; Cystathionine; Drug Therapy, Combination; Female; Folic Acid; Homocysteine; Humans; Kidney Failure, Chronic; Male; Methylmalonic Acid; Middle Aged; Renal Dialysis; Vitamin B 12; Vitamin B 6	2005
Alteration of homocysteine catabolism in pre-eclampsia, HELLP syndrome and placental insufficiency. Clinical chemistry and laboratory medicine, 2004, Volume: 42, Issue:10 Topics: Cystathionine; Cystatin C; Cystatins; Female; Folic Acid; HELLP Syndrome; Homocysteine; Humans; Hyperhomocysteinemia; Kidney Function Tests; Methylmalonic Acid; Oxidative Stress; Placental Insufficiency; Pre-Eclampsia; Pregnancy; Severity of Illness Index; Uric Acid; Vitamin B 12; Vitamin B 6	2004
Clinical onset and prognosis of Asian children with organic acidemias, as detected by analysis of urinary organic acids using GC/MS, instead of mass screening. Brain & development, 2005, Volume: 27, Issue:1 Topics: Adolescent; Age of Onset; Asia; Carboxylic Acids; Child; Child, Preschool; Disease Progression; Drug Resistance; Family Health; Female; Gas Chromatography-Mass Spectrometry; Humans; Infant; Infant, Newborn; Male; Mass Screening; Metabolism, Inborn Errors; Methylmalonic Acid; Multiple Carboxylase Deficiency; Ornithine Carbamoyltransferase; Ornithine Carbamoyltransferase Deficiency Disease; Prognosis; Propionates; Treatment Outcome; Vitamin B 12	2005
Cellular uptake of vitamin B12 in patients with chronic renal failure. Nephron. Clinical practice, 2005, Volume: 99, Issue:2 Topics: Adult; Aged; Cells, Cultured; Cystathionine; Female; Homocysteine; Humans; Kidney Failure, Chronic; Leukocytes, Mononuclear; Male; Methylmalonic Acid; Middle Aged; Vitamin B 12	2005
Effects of intramuscular injections of vitamin B12 on lactation performance of dairy cows fed dietary supplements of folic acid and rumen-protected methionine. Journal of dairy science, 2005, Volume: 88, Issue:2 Topics: Animals; Cattle; Cysteine; Diet; Dietary Supplements; Eating; Female; Folic Acid; Homocysteine; Injections, Intramuscular; Lactation; Methionine; Methylmalonic Acid; Milk; Parity; Rumen; Vitamin B 12	2005
Effects of oral contraceptives and hormone replacement therapy on markers of cobalamin status. Clinical chemistry, 2005, Volume: 51, Issue:4 Topics: Adolescent; Adult; Aged; Contraceptives, Oral, Combined; Cross-Sectional Studies; Estrogen Replacement Therapy; Female; Homocysteine; Humans; Methylmalonic Acid; Middle Aged; Transcobalamins; Vitamin B 12	2005
Cobalamin deficiency in elderly patients. CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne, 2005, Feb-15, Volume: 172, Issue:4 Topics: Aged; Algorithms; Canada; Folic Acid; Food, Fortified; Homocysteine; Humans; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	2005
The usefulness of holotranscobalamin in predicting vitamin B12 status in different clinical settings. Current drug metabolism, 2005, Volume: 6, Issue:1 Topics: Adult; Age Factors; Aged; Biomarkers; Female; Humans; Kidney Failure, Chronic; Male; Methylmalonic Acid; Middle Aged; Nutritional Status; Renal Dialysis; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2005
Disturbed homocysteine and methionine cycle intermediates S-adenosylhomocysteine and S-adenosylmethionine are related to degree of renal insufficiency in type 2 diabetes. Clinical chemistry, 2005, Volume: 51, Issue:5 Topics: Aged; Cystathionine; Cysteine; Diabetes Mellitus, Type 2; Diabetic Nephropathies; Female; Folic Acid; Homocysteine; Humans; Kidney; Kidney Failure, Chronic; Male; Methionine; Methylmalonic Acid; Middle Aged; S-Adenosylhomocysteine; S-Adenosylmethionine; Transcobalamins; Vitamin B 12; Vitamin B 6	2005
Creatine metabolism in combined methylmalonic aciduria and homocystinuria. Annals of neurology, 2005, Volume: 57, Issue:4 Topics: Adult; Amino Acid Metabolism, Inborn Errors; Child; Child, Preschool; Creatine; Female; Glycine; Homocysteine; Homocystinuria; Humans; Male; Methionine; Methylmalonic Acid; Vitamin B 12	2005
Executive dysfunction in hyperhomocystinemia responds to homocysteine-lowering treatment. Neurology, 2005, Apr-26, Volume: 64, Issue:8 Topics: Adult; Anticoagulants; Betaine; Cognition Disorders; Confusion; Disease Progression; Drug Therapy, Combination; Folic Acid; Frontal Lobe; Homocysteine; Humans; Hyperhomocysteinemia; Leukoaraiosis; Magnetic Resonance Imaging; Male; Methylmalonic Acid; Remission Induction; Seizures; Treatment Outcome; Vitamin B 12; Vitamin B 6	2005
Elevated methylmalonic acid is related to cognitive impairement in older adults enrolled in an elderly nutrition program. Journal of nutrition for the elderly, 2005, Volume: 24, Issue:3 Topics: Aged; Aged, 80 and over; Cognition Disorders; Dietary Services; Epidemiologic Methods; Female; Food Services; Humans; Male; Methylmalonic Acid; Middle Aged; Neuropsychological Tests; Vitamin B 12; Vitamin B 12 Deficiency	2005
Relation between homocysteine and B-vitamin status indicators and bone mineral density in older Americans. Bone, 2005, Volume: 37, Issue:2 Topics: Aged; Bone Density; Female; Folic Acid; Hip; Homocysteine; Humans; Male; Methylmalonic Acid; Osteoporosis; Radiography; United States; Vitamin B 12	2005
Cobalamin-responsive disorders and unreliability of cobalamin, methylmalonic acid, and homocysteine testing. Blood, 2005, Aug-01, Volume: 106, Issue:3 Topics: Diagnostic Errors; Homocysteine; Humans; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	2005
Biochemical indicators of B vitamin status in the US population after folic acid fortification: results from the National Health and Nutrition Examination Survey 1999-2000. The American journal of clinical nutrition, 2005, Volume: 82, Issue:2 Topics: Adult; Aged; Dietary Supplements; Erythrocytes; Female; Folic Acid; Food, Fortified; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Nutrition Surveys; Reference Values; Time Factors; United States; Vitamin B 12	2005
Folate and vitamin B12 in relation to lactation: a 9-month postpartum follow-up study. European journal of clinical nutrition, 2006, Volume: 60, Issue:1 Topics: Adult; Dietary Supplements; Female; Folic Acid; Folic Acid Deficiency; Homocysteine; Humans; Lactation; Life Style; Methylmalonic Acid; Nutritional Requirements; Nutritional Status; Postpartum Period; Time Factors; Vitamin B 12; Vitamin B 12 Deficiency	2006
Renal transplantation in a 14-year-old girl with vitamin B12-responsive cblA-type methylmalonic acidaemia. Pediatric nephrology (Berlin, Germany), 2006, Volume: 21, Issue:2 Topics: Adolescent; Cobamides; Female; Humans; Kidney Failure, Chronic; Kidney Transplantation; Metabolism, Inborn Errors; Methylmalonic Acid; Vitamin B 12	2006
Cobalamin C disease presenting with hemophagocytic lymphohistiocytosis. Pediatric hematology and oncology, 2005, Volume: 22, Issue:8 Topics: Diagnosis, Differential; Female; Hemolytic-Uremic Syndrome; Homocystinuria; Humans; Infant; Lymphohistiocytosis, Hemophagocytic; Metabolism, Inborn Errors; Methylmalonic Acid; Prednisone; Vitamin B 12	2005
Altered vitamin B12 status in recreational endurance athletes. International journal of sport nutrition and exercise metabolism, 2005, Volume: 15, Issue:4 Topics: Adult; Biomarkers; Case-Control Studies; Female; Folic Acid; Homocysteine; Humans; Male; Methylmalonic Acid; Nutritional Status; Physical Endurance; Vitamin B 12; Vitamin B Complex	2005
Vitamin B12 and homocysteine. CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne, 2005, Nov-22, Volume: 173, Issue:11 Topics: Biomarkers; Carotid Stenosis; Homocystine; Humans; Methylmalonic Acid; Reproducibility of Results; Vitamin B 12; Vitamin B 12 Deficiency	2005
Identification of the gene responsible for methylmalonic aciduria and homocystinuria, cblC type. Nature genetics, 2006, Volume: 38, Issue:1 Topics: Amino Acid Sequence; Bacterial Proteins; Carrier Proteins; Cell Line; Chromosome Mapping; Conserved Sequence; Fibroblasts; Haplotypes; Homocystinuria; Humans; Membrane Proteins; Metabolism, Inborn Errors; Methylmalonic Acid; Molecular Sequence Data; Mutation; Oxidoreductases; Protein Folding; Structural Homology, Protein; Vitamin B 12	2006
A daily intake of approximately 6 microg vitamin B-12 appears to saturate all the vitamin B-12-related variables in Danish postmenopausal women. The American journal of clinical nutrition, 2006, Volume: 83, Issue:1 Topics: Administration, Oral; Adult; Aged; Denmark; Diet; Diet Records; Dietary Supplements; Dose-Response Relationship, Drug; Female; Homocysteine; Humans; Methylmalonic Acid; Middle Aged; Nutritional Status; Postmenopause; Statistics, Nonparametric; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2006
Mutation and biochemical analysis of patients belonging to the cblB complementation class of vitamin B12-dependent methylmalonic aciduria. Molecular genetics and metabolism, 2006, Volume: 87, Issue:3 Topics: Alkyl and Aryl Transferases; Cells, Cultured; Child; Child, Preschool; Female; Genotype; Humans; Infant; Infant, Newborn; Male; Metabolism, Inborn Errors; Methylmalonic Acid; Mutation; Phenotype; Vitamin B 12	2006
Cobalamin status during normal pregnancy and postpartum: a longitudinal study comprising 406 Danish women. European journal of haematology, 2006, Volume: 76, Issue:6 Topics: Adult; Cohort Studies; Denmark; Female; Follow-Up Studies; Hemoglobins; Homocysteine; Humans; Infant, Newborn; Methylmalonic Acid; Postpartum Period; Pregnancy; Pregnancy Complications; Pregnancy Outcome; Pregnancy Trimester, Third; Reference Values; Vitamin B 12; Vitamin B 12 Deficiency	2006
Gene discovery in methylmalonic aciduria and homocystinuria. Clinical genetics, 2006, Volume: 69, Issue:5 Topics: Carrier Proteins; Cell Line; Homocystinuria; Humans; Metabolism, Inborn Errors; Methylmalonic Acid; Models, Biological; Mutation; Oxidoreductases; Protein Structure, Tertiary; Sequence Homology, Amino Acid; Vitamin B 12	2006
Combined methylmalonic aciduria and homocystinuria (cblC): phenotype-genotype correlations and ethnic-specific observations. Molecular genetics and metabolism, 2006, Volume: 88, Issue:4 Topics: Adolescent; Age of Onset; Carrier Proteins; Child; Ethnicity; Female; Fibroblasts; Heterozygote; Homocystinuria; Homozygote; Humans; Infant; Infant, Newborn; Male; Metabolism, Inborn Errors; Methylmalonic Acid; Mutation; Oxidoreductases; Vitamin B 12	2006
[Oral treatment of vitamin B12 deficiency in subacute combined degeneration]. Der Nervenarzt, 2006, Volume: 77, Issue:10 Topics: Administration, Oral; Adult; Anemia, Pernicious; Autoantibodies; Dose-Response Relationship, Drug; Female; Folic Acid; Homocysteine; Humans; Intrinsic Factor; Magnetic Resonance Imaging; Methylmalonic Acid; Neurologic Examination; Spinal Cord; Spinal Cord Diseases; Vitamin B 12; Vitamin B 12 Deficiency	2006
Oral pharmacologic doses of cobalamin may not be as effective as parenteral cobalamin therapy in reversing hyperhomocystinemia and methylmalonic acidemia in apparently normal subjects. Clinical and laboratory haematology, 2006, Volume: 28, Issue:4 Topics: Administration, Oral; Female; Humans; Hyperhomocysteinemia; Injections, Intramuscular; Methylenetetrahydrofolate Reductase (NADPH2); Methylmalonic Acid; Middle Aged; Vitamin B 12; Vitamin B Complex	2006
Biomarkers of folate and vitamin B12 are related in blood and cerebrospinal fluid. Clinical chemistry, 2007, Volume: 53, Issue:2 Topics: Adult; Aged; Aging; Biomarkers; Cystathionine; Female; Folic Acid; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Transcobalamins; Vitamin B 12	2007
Glomerular filtration rate as measured by serum cystatin C is an important determinant of plasma homocysteine and serum methylmalonic acid in the elderly. Journal of internal medicine, 2007, Volume: 261, Issue:1 Topics: Aged; Avitaminosis; Biomarkers; Creatinine; Cystatin C; Cystatins; Female; Folic Acid; Folic Acid Deficiency; Glomerular Filtration Rate; Homocysteine; Humans; Kidney; Male; Methylmalonic Acid; Nutritional Status; Regression Analysis; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B 6	2007
Renal impairment compromises the use of total homocysteine and methylmalonic acid but not total vitamin B12 and holotranscobalamin in screening for vitamin B12 deficiency in the aged. Clinical chemistry and laboratory medicine, 2007, Volume: 45, Issue:2 Topics: Aged; Aged, 80 and over; Homocysteine; Humans; Kidney Diseases; Methods; Methylmalonic Acid; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2007
Holotranscobalamin and methylmalonic acid as prognostic markers following an acute myocardial infarction. European journal of clinical nutrition, 2008, Volume: 62, Issue:3 Topics: Acute Disease; Aged; Aged, 80 and over; Biomarkers; Female; Follow-Up Studies; Homocysteine; Humans; Male; Methylmalonic Acid; Myocardial Infarction; Odds Ratio; Prognosis; Recurrence; Time Factors; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2008
[Diagnosis and treatment of methylmalonic aciduria: a case report]. Investigacion clinica, 2007, Volume: 48, Issue:1 Topics: Acidosis; Amino Acid Substitution; Child, Preschool; Coma; Diet, Protein-Restricted; Diseases in Twins; Fertilization in Vitro; Genes, Recessive; Humans; Male; Metabolism, Inborn Errors; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Mutation, Missense; Point Mutation; Twins, Dizygotic; Vitamin B 12; Vomiting	2007
Association between decreased vitamin levels and MTHFR, MTR and MTRR gene polymorphisms as determinants for elevated total homocysteine concentrations in pregnant women. European journal of clinical nutrition, 2008, Volume: 62, Issue:8 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Adolescent; Adult; Alleles; Analysis of Variance; Female; Ferredoxin-NADP Reductase; Folic Acid; Gene Frequency; Genotype; Homocysteine; Humans; Methylenetetrahydrofolate Reductase (NADPH2); Methylmalonic Acid; Polymerase Chain Reaction; Polymorphism, Restriction Fragment Length; Pregnancy; S-Adenosylhomocysteine; S-Adenosylmethionine; Vitamin B 12; Young Adult	2008
Cobalamin deficiency-induced down-regulation of p75-immunoreactive cell levels in rat central nervous system. Brain research, 2007, Jul-09, Volume: 1157 Topics: Animals; Central Nervous System; Down-Regulation; Gastrectomy; Homocysteine; Immunohistochemistry; Male; Methylmalonic Acid; Nerve Fibers, Myelinated; Nerve Growth Factor; Rats; Rats, Sprague-Dawley; Receptor, Nerve Growth Factor; Recovery of Function; Septal Nuclei; Spinal Cord; Vitamin B 12; Vitamin B 12 Deficiency	2007
Long-term outcome in methylmalonic acidurias is influenced by the underlying defect (mut0, mut-, cblA, cblB). Pediatric research, 2007, Volume: 62, Issue:2 Topics: Adolescent; Adult; Age of Onset; Alkyl and Aryl Transferases; Amino Acid Metabolism, Inborn Errors; Child; Cobamides; Disease Progression; Female; Follow-Up Studies; Gastrointestinal Diseases; Genetic Predisposition to Disease; Humans; Kaplan-Meier Estimate; Kidney Failure, Chronic; Male; Membrane Transport Proteins; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Mitochondrial Membrane Transport Proteins; Mitochondrial Proteins; Mutation; Nervous System Diseases; Prognosis; Prospective Studies; Time Factors; Vitamin B 12; Vitamin B Complex	2007
Reference intervals for haematological variables during normal pregnancy and postpartum in 434 healthy Danish women. European journal of haematology, 2007, Volume: 79, Issue:1 Topics: Creatinine; Denmark; Female; Ferritins; Folic Acid; Hematologic Tests; Homocysteine; Humans; Methylmalonic Acid; Postpartum Period; Pregnancy; Receptors, Transferrin; Reference Values; Vitamin B 12	2007
Influence of different dietary levels of zinc on performance, vitamin B12, and blood parameters in lambs. International journal for vitamin and nutrition research. Internationale Zeitschrift fur Vitamin- und Ernahrungsforschung. Journal international de vitaminologie et de nutrition, 2006, Volume: 76, Issue:6 Topics: Animal Feed; Animals; Blood Glucose; Body Weight; Cobalt; Diet; Dietary Supplements; Dose-Response Relationship, Drug; Folic Acid; Homocysteine; Methylmalonic Acid; Rumen; Sheep; Vitamin B 12; Zinc	2006
Changes in markers of cobalamin status after cessation of oral B-vitamin supplements in elderly people with mild cobalamin deficiency. European journal of clinical nutrition, 2008, Volume: 62, Issue:10 Topics: Aged, 80 and over; Biological Availability; Biomarkers; Dietary Supplements; Female; Folic Acid; Follow-Up Studies; Humans; Male; Methylmalonic Acid; Nutritional Status; Randomized Controlled Trials as Topic; Time Factors; Treatment Outcome; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2008
Folate, but not vitamin B-12 status, predicts respiratory morbidity in north Indian children. The American journal of clinical nutrition, 2007, Volume: 86, Issue:1 Topics: Acute Disease; Child, Preschool; Cohort Studies; Female; Folic Acid; Homocysteine; Humans; Incidence; India; Infant; Male; Methylmalonic Acid; Multivariate Analysis; Prospective Studies; Regression Analysis; Respiratory Tract Infections; Risk Factors; Vitamin B 12	2007
Longitudinal study of the effect of pregnancy on maternal and fetal cobalamin status in healthy women and their offspring. The Journal of nutrition, 2007, Volume: 137, Issue:8 Topics: Adult; Female; Fetus; Health; Humans; Longitudinal Studies; Maternal Nutritional Physiological Phenomena; Methylmalonic Acid; Pregnancy; Transcobalamins; Vitamin B 12	2007
Marfanoid features in a child with combined methylmalonic aciduria and homocystinuria (CblC type). Journal of inherited metabolic disease, 2007, Volume: 30, Issue:5 Topics: Adolescent; Carnitine; Carrier Proteins; Child; Cysteine; Diagnosis, Differential; DNA Mutational Analysis; Exons; Female; Folic Acid; Genetic Testing; Heterozygote; Homocysteine; Homocystinuria; Humans; Male; Marfan Syndrome; Metabolism, Inborn Errors; Methylmalonic Acid; Mutation; Oxidoreductases; Pedigree; Phenotype; Treatment Outcome; Vitamin B 12; Vitamin B 6; Vitamins	2007
Vitamin B12 and folate concentrations during pregnancy and insulin resistance in the offspring: the Pune Maternal Nutrition Study. Diabetologia, 2008, Volume: 51, Issue:1 Topics: Adipose Tissue; Anthropometry; Body Composition; Body Mass Index; Child; Female; Folic Acid; Homocysteine; Humans; Insulin Resistance; Male; Methylmalonic Acid; Pregnancy; Pregnancy Complications; Vitamin B 12	2008
Late-onset combined homocystinuria and methylmalonic aciduria (cblC) and neuropsychiatric disturbance. American journal of medical genetics. Part A, 2007, Oct-15, Volume: 143A, Issue:20 Topics: Adult; Carrier Proteins; Female; Homocystinuria; Humans; Mental Disorders; Metabolism, Inborn Errors; Methylmalonic Acid; Mutation; Neuropsychological Tests; Oxidoreductases; Vitamin B 12	2007
Hemolytic uremic syndrome (HUS) secondary to cobalamin C (cblC) disorder. Pediatric nephrology (Berlin, Germany), 2007, Volume: 22, Issue:12 Topics: Acute Kidney Injury; Betaine; Brain Diseases, Metabolic, Inborn; Carnitine; Carrier Proteins; Combined Modality Therapy; DNA Mutational Analysis; Female; Genetic Predisposition to Disease; Hemolytic-Uremic Syndrome; Homocystinuria; Homozygote; Humans; Hydroxocobalamin; Infant, Newborn; Longitudinal Studies; Methylmalonic Acid; Mutation; Oxidoreductases; Proto-Oncogene Proteins c-cbl; Treatment Outcome; Vitamin B 12	2007
Methylmalonic acidaemia: examination of genotype and biochemical data in 32 patients belonging to mut, cblA or cblB complementation group. Journal of inherited metabolic disease, 2008, Volume: 31, Issue:1 Topics: Alkyl and Aryl Transferases; Amino Acid Metabolism, Inborn Errors; Biomarkers; Cell Line; Cohort Studies; Genetic Complementation Test; Genotype; Humans; Infant; Infant, Newborn; Membrane Transport Proteins; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Mitochondrial Membrane Transport Proteins; Mitochondrial Proteins; Mutation; Vitamin B 12	2008
Low vitamin B-12 status and risk of cognitive decline in older adults. The American journal of clinical nutrition, 2007, Volume: 86, Issue:5 Topics: Aged; Aged, 80 and over; Cognition Disorders; Cohort Studies; Female; Homocysteine; Humans; Longitudinal Studies; Male; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	2007
The association of gastric cancer risk with plasma folate, cobalamin, and methylenetetrahydrofolate reductase polymorphisms in the European Prospective Investigation into Cancer and Nutrition. Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology, 2007, Volume: 16, Issue:11 Topics: Adult; Aged; Case-Control Studies; Cohort Studies; Europe; Female; Folic Acid; Gastritis, Atrophic; Homocysteine; Humans; Male; Methylenetetrahydrofolate Reductase (NADPH2); Methylmalonic Acid; Middle Aged; Polymorphism, Single Nucleotide; Prospective Studies; Risk Factors; Stomach Neoplasms; Vitamin B 12	2007
Evaluation of nutritional and genetic determinants of total homocysteine, methylmalonic acid and S-adenosylmethionine/S-adenosylhomocysteine values in Brazilian childbearing-age women. Clinica chimica acta; international journal of clinical chemistry, 2008, Volume: 388, Issue:1-2 Topics: Adult; Aging; Alleles; Anemia, Iron-Deficiency; Avitaminosis; Brazil; Female; Genotype; Homocysteine; Humans; Methylmalonic Acid; Nutritional Physiological Phenomena; Polymorphism, Genetic; Reproduction; S-Adenosylhomocysteine; S-Adenosylmethionine; Vitamin B 12; Vitamins	2008
Holotranscobalamin in laboratory diagnosis of cobalamin deficiency compared to total cobalamin and methylmalonic acid. Clinical chemistry and laboratory medicine, 2007, Volume: 45, Issue:12 Topics: Adult; Aged; Aged, 80 and over; Female; Humans; Male; Methylmalonic Acid; Middle Aged; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2007
Dietary patterns and vitamin B(12) status of migrant Indian preadolescent girls. European journal of clinical nutrition, 2009, Volume: 63, Issue:4 Topics: Child; Diet, Vegetarian; Female; Folic Acid; Humans; India; Methylmalonic Acid; New Zealand; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2009
Methylmalonic acid values in healthy Dutch children. European journal of nutrition, 2008, Volume: 47, Issue:1 Topics: Adolescent; Adult; Aging; Biomarkers; Child; Child, Preschool; Creatinine; Cross-Sectional Studies; Female; Homocysteine; Humans; Infant; Infant, Newborn; Male; Methylmalonic Acid; Netherlands; Reference Values; Regression Analysis; Vitamin B 12; Vitamin B 12 Deficiency	2008
Gene identification for the cblD defect of vitamin B12 metabolism. The New England journal of medicine, 2008, Apr-03, Volume: 358, Issue:14 Topics: Adolescent; Amino Acid Sequence; Child; Chromosomes, Human, Pair 2; DNA Mutational Analysis; Female; Homocystinuria; Humans; Infant; Infant, Newborn; Intracellular Signaling Peptides and Proteins; Male; Membrane Transport Proteins; Metabolism, Inborn Errors; Methylmalonic Acid; Mitochondrial Membrane Transport Proteins; Mitochondrial Proteins; Molecular Sequence Data; Sequence Analysis, Protein; Vitamin B 12	2008
Diagnostic work-up and management of patients with isolated methylmalonic acidurias in European metabolic centres. Journal of inherited metabolic disease, 2008, Volume: 31, Issue:3 Topics: Adolescent; Adult; Amino Acid Metabolism, Inborn Errors; Child; Child, Preschool; Humans; Hydroxocobalamin; Infant; Infant, Newborn; Methylmalonic Acid; Vitamin B 12	2008
Gas chromatographic-mass spectrometric analysis of biomarkers related to folate and cobalamin status in human serum after dimercaptopropanesulfonate reduction and heptafluorobutyl chloroformate derivatization. Analytical chemistry, 2008, Aug-01, Volume: 80, Issue:15 Topics: Alkanesulfonic Acids; Biomarkers; Fluorocarbons; Folic Acid; Formates; Gas Chromatography-Mass Spectrometry; Homocysteine; Humans; Methylmalonic Acid; Oxidation-Reduction; Sulfhydryl Compounds; Vitamin B 12	2008
Folate and cobalamin status in relation to breastfeeding and weaning in healthy infants. The American journal of clinical nutrition, 2008, Volume: 88, Issue:1 Topics: Age Distribution; Analysis of Variance; Breast Feeding; Child, Preschool; Diet Records; Female; Folic Acid; Homocysteine; Humans; Infant; Infant Nutritional Physiological Phenomena; Infant, Newborn; Longitudinal Studies; Male; Methylmalonic Acid; Norway; Nutritional Status; Reference Values; Surveys and Questionnaires; Vitamin B 12; Vitamin B Complex; Weaning	2008
Neuropathy as a potential complication of levodopa use in Parkinson's disease. Movement disorders : official journal of the Movement Disorder Society, 2008, Oct-15, Volume: 23, Issue:13 Topics: Analysis of Variance; Antiparkinson Agents; Female; Homocysteine; Humans; Levodopa; Male; Methylmalonic Acid; Parkinson Disease; Peripheral Nervous System Diseases; Retrospective Studies; Vitamin B 12	2008
Relationships between gene polymorphisms of folate-related proteins and vitamins and metabolites in pregnant women and neonates. Clinica chimica acta; international journal of clinical chemistry, 2008, Volume: 398, Issue:1-2 Topics: Adult; Brazil; DNA; Embryonic Development; Ethnicity; Female; Folic Acid; Glutamate Carboxypeptidase II; Homocysteine; Humans; Infant, Newborn; Methylmalonic Acid; Polymorphism, Genetic; Polymorphism, Restriction Fragment Length; Pregnancy; Reduced Folate Carrier Protein; Reverse Transcriptase Polymerase Chain Reaction; S-Adenosylhomocysteine; S-Adenosylmethionine; Socioeconomic Factors; Vitamin B 12; Vitamin B Complex; Young Adult	2008
Ocular phenotype in patients with methylmalonic aciduria and homocystinuria, cobalamin C type. Journal of AAPOS : the official publication of the American Association for Pediatric Ophthalmology and Strabismus, 2008, Volume: 12, Issue:6 Topics: Adolescent; Age of Onset; Anterior Eye Segment; Carrier Proteins; Child; Child, Preschool; Disease Progression; Electroretinography; Eye; Female; Fundus Oculi; Genes, Recessive; Heterozygote; Homocystinuria; Humans; Infant; Longitudinal Studies; Male; Metabolism, Inborn Errors; Methylmalonic Acid; Mutation; Oxidoreductases; Phenotype; Retina; Retinal Diseases; Visual Acuity; Vitamin B 12; Young Adult	2008
Identification of a putative lysosomal cobalamin exporter altered in the cblF defect of vitamin B12 metabolism. Nature genetics, 2009, Volume: 41, Issue:2 Topics: Child; Chromosome Deletion; Chromosome Mapping; Chromosomes, Human, Pair 6; Female; HeLa Cells; Humans; Hyperhomocysteinemia; Lysosomal Membrane Proteins; Male; Membrane Transport Proteins; Methylmalonic Acid; Nucleocytoplasmic Transport Proteins; Polymorphism, Genetic; Proteins; Tissue Distribution; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2009
Folate-vitamin B-12 interaction in relation to cognitive impairment, anemia, and biochemical indicators of vitamin B-12 deficiency. The American journal of clinical nutrition, 2009, Volume: 89, Issue:2 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Aging; Anemia, Pernicious; Cognition Disorders; Drug Interactions; Female; Folic Acid; Homocysteine; Humans; Male; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Middle Aged; Nutrition Surveys; Nutritional Status; Odds Ratio; Prevalence; Vitamin B 12; Vitamin B 12 Deficiency	2009
Enamel defects and salivary methylmalonate in methylmalonic acidemia. Oral diseases, 2009, Volume: 15, Issue:3 Topics: Adolescent; Adult; Biomarkers; Case-Control Studies; Child; Dental Enamel; Dentition, Permanent; Female; Genetic Complementation Test; Humans; Male; Matched-Pair Analysis; Metabolism, Inborn Errors; Methylmalonic Acid; Reference Values; Saliva; Statistics, Nonparametric; Tooth Abnormalities; Tooth, Deciduous; Vitamin B 12; Young Adult	2009
Biochemical indicators of vitamin B12 and folate insufficiency and cognitive decline. Neurology, 2009, Jan-27, Volume: 72, Issue:4 Topics: Aged; Aged, 80 and over; Biomarkers; Cognition Disorders; Cohort Studies; Female; Folic Acid; Folic Acid Deficiency; Humans; Indicators and Reagents; Male; Methylmalonic Acid; Risk Factors; Vitamin B 12; Vitamin B 12 Deficiency	2009
Association between Helicobacter pylori-infection, C-reactive protein and status of B vitamins. Advances in medical sciences, 2008, Volume: 53, Issue:2 Topics: C-Reactive Protein; Cross-Sectional Studies; Female; Folic Acid; Helicobacter Infections; Helicobacter pylori; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Risk Factors; Vitamin B 12; Vitamin B 6	2008
Vitamin B12 absorption and metabolism in milk-fed lambs. New Zealand veterinary journal, 2009, Volume: 57, Issue:1 Topics: Animals; Animals, Newborn; Area Under Curve; Dose-Response Relationship, Drug; Injections, Intramuscular; Intestinal Absorption; Liver; Methylmalonic Acid; Milk; Propionates; Random Allocation; Sheep; Treatment Outcome; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex; Weaning; Weight Gain	2009
Urinary methylmalonic acid levels in patients with acute ischemic stroke. Clinical biochemistry, 2009, Volume: 42, Issue:7-8 Topics: Aged; Aged, 80 and over; Brain Ischemia; Creatinine; Female; Folic Acid; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Stroke; Vitamin B 12	2009
Multiple OXPHOS deficiency in the liver of a patient with CblA methylmalonic aciduria sensitive to vitamin B(12). Journal of inherited metabolic disease, 2009, Volume: 32, Issue:2 Topics: Adult; Amino Acid Metabolism, Inborn Errors; Citric Acid Cycle; DNA, Mitochondrial; Electron Transport; Fatal Outcome; Humans; Liver; Male; Methylmalonic Acid; Muscle, Skeletal; Oxidative Phosphorylation; Vitamin B 12	2009
Vitamin B(12) deficiency stimulates osteoclastogenesis via increased homocysteine and methylmalonic acid. Calcified tissue international, 2009, Volume: 84, Issue:5 Topics: Animals; Bone and Bones; Bone Density; Bone Remodeling; Cell Differentiation; Cell Line; Cell Proliferation; Dose-Response Relationship, Drug; Homocysteine; Humans; Male; Methylmalonic Acid; Mice; Mice, Inbred C57BL; Osteoclasts; Osteoporosis; Up-Regulation; Vitamin B 12; Vitamin B 12 Deficiency	2009
A population pharmacokinetic and pharmacodynamic evaluation of pralatrexate in patients with relapsed or refractory non-Hodgkin's or Hodgkin's lymphoma. Clinical pharmacology and therapeutics, 2009, Volume: 86, Issue:2 Topics: Adult; Aged; Aminopterin; Antineoplastic Agents; Area Under Curve; Biomarkers; Body Size; Drug Administration Schedule; Female; Folic Acid Antagonists; Hodgkin Disease; Humans; Incidence; Lymphoma, Non-Hodgkin; Male; Methylmalonic Acid; Middle Aged; Models, Statistical; Mucositis; Predictive Value of Tests; Recurrence; Severity of Illness Index; Vitamin B 12	2009
Transcobalamin II deficiency at birth. Molecular genetics and metabolism, 2009, Volume: 98, Issue:3 Topics: Child, Preschool; Disease Progression; Female; Humans; Infant; Methylmalonic Acid; Pancytopenia; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2009
Mechanism of vitamin B12-responsiveness in cblC methylmalonic aciduria with homocystinuria. Molecular genetics and metabolism, 2009, Volume: 98, Issue:4 Topics: Amino Acid Substitution; Carrier Proteins; Electrophoresis, Polyacrylamide Gel; Homocystinuria; Humans; Hydroxocobalamin; Kinetics; Metabolism, Inborn Errors; Methylmalonic Acid; Mutant Proteins; Oxidoreductases; Protein Binding; Recombinant Fusion Proteins; Spectrophotometry, Ultraviolet; Vitamin B 12	2009
Long-term exposure of human proximal tubule cells to hydroxycobalamin[c-lactam] as a possible model to study renal disease in methylmalonic acidurias. Journal of inherited metabolic disease, 2009, Volume: 32, Issue:6 Topics: Amino Acid Metabolism, Inborn Errors; Animals; Cells, Cultured; Electron Transport; Glutathione; Humans; Kidney Diseases; Kidney Tubules, Proximal; Methylmalonic Acid; Propionates; Time Factors; Vitamin B 12	2009
Determinants of plasma methylmalonic acid in a large population: implications for assessment of vitamin B12 status. Clinical chemistry, 2009, Volume: 55, Issue:12 Topics: Age Factors; Aged; Analysis of Variance; Body Mass Index; Creatinine; Female; Humans; Life Style; Male; Methylmalonic Acid; Middle Aged; Reference Values; Sex Factors; Vitamin B 12	2009
Subclinical vitamin B12 deficiency in pregnant women attending an antenatal clinic in Nigeria. Journal of obstetrics and gynaecology : the journal of the Institute of Obstetrics and Gynaecology, 2009, Volume: 29, Issue:4 Topics: Adult; Ambulatory Care Facilities; Female; Folic Acid; Hemoglobins; Homocysteine; Humans; Methylmalonic Acid; Nigeria; Pregnancy; Pregnancy Complications; Prenatal Care; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2009
Newborn screening and early biochemical follow-up in combined methylmalonic aciduria and homocystinuria, cblC type, and utility of methionine as a secondary screening analyte. Molecular genetics and metabolism, 2010, Volume: 99, Issue:2 Topics: Algorithms; Carnitine; Demography; False Positive Reactions; Female; Follow-Up Studies; Genetic Association Studies; Homocystinuria; Humans; Infant, Newborn; Male; Metabolism, Inborn Errors; Methionine; Methylmalonic Acid; Neonatal Screening; New York; Propionates; Referral and Consultation; Vitamin B 12	2010
Association of metformin, elevated homocysteine, and methylmalonic acid levels and clinically worsened diabetic peripheral neuropathy. Diabetes care, 2010, Volume: 33, Issue:1 Topics: Aged; Case-Control Studies; Chromatography, High Pressure Liquid; Diabetic Neuropathies; Electrophysiology; Female; Homocysteine; Humans; Hypoglycemic Agents; Immunoassay; Male; Mass Spectrometry; Metformin; Methylmalonic Acid; Middle Aged; Peripheral Nervous System Diseases; Prospective Studies; Vitamin B 12	2010
Metabolic signs of vitamin B(12) deficiency in humans: computational model and its implications for diagnostics. Metabolism: clinical and experimental, 2010, Volume: 59, Issue:8 Topics: Computer Simulation; Homocysteine; Humans; Methylmalonic Acid; Probability; ROC Curve; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2010
Daily intake of 4 to 7 microg dietary vitamin B-12 is associated with steady concentrations of vitamin B-12-related biomarkers in a healthy young population. The American journal of clinical nutrition, 2010, Volume: 91, Issue:3 Topics: Adolescent; Adult; Antibodies, Bacterial; Autoantibodies; Biomarkers; Diet; Dose-Response Relationship, Drug; Female; Helicobacter pylori; Homocysteine; Humans; Intrinsic Factor; Male; Methylmalonic Acid; Middle Aged; Nutrition Policy; Nutritional Requirements; Nutritional Status; Reference Values; Vitamin B 12; Vitamin B Complex; Young Adult	2010
High frequency of vitamin B12 deficiency in a Brazilian population. Public health nutrition, 2010, Volume: 13, Issue:8 Topics: Adult; Age Factors; Aged; Brazil; Humans; Immunoassay; Methylmalonic Acid; Middle Aged; Prevalence; Vitamin B 12; Vitamin B 12 Deficiency	2010
Transcobalamin-II variants, decreased vitamin B12 availability and increased risk of frailty. The journal of nutrition, health & aging, 2010, Volume: 14, Issue:1 Topics: Aged; Biological Availability; Biomarkers; Carbon; Cohort Studies; Cross-Sectional Studies; DNA-Binding Proteins; Female; Ferredoxin-NADP Reductase; Folic Acid; Food, Fortified; Frail Elderly; Genetic Variation; Haplotypes; Humans; Linear Models; Methylenetetrahydrofolate Reductase (NADPH2); Methylmalonic Acid; Polymorphism, Single Nucleotide; Saccharomyces cerevisiae Proteins; Transcobalamins; Transcription Factors; Vitamin B 12; Women's Health	2010
A novel mutation in LMBRD1 causes the cblF defect of vitamin B(12) metabolism in a Turkish patient. Journal of inherited metabolic disease, 2010, Volume: 33, Issue:1 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Alleles; Female; Fibroblasts; Homocysteine; Humans; Lysosomes; Male; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Mutation; Nucleocytoplasmic Transport Proteins; Turkey; Vitamin B 12	2010
Transcobalamin C776G genotype modifies the association between vitamin B12 and homocysteine in older Hispanics. European journal of clinical nutrition, 2010, Volume: 64, Issue:5 Topics: Aged; Aging; Analysis of Variance; California; Female; Genotype; Health Surveys; Hispanic or Latino; Homocysteine; Homozygote; Humans; Hyperhomocysteinemia; Logistic Models; Male; Methylmalonic Acid; Middle Aged; Polymorphism, Single Nucleotide; Transcobalamins; Vitamin B 12; Vitamin B Complex; White People	2010
Thermolability of mutant MMACHC protein in the vitamin B12-responsive cblC disorder. Molecular genetics and metabolism, 2010, Volume: 100, Issue:1 Topics: Age of Onset; Amino Acid Metabolism, Inborn Errors; Carrier Proteins; Cobamides; Fluorometry; Homocystinuria; Hot Temperature; Humans; Methylmalonic Acid; Oxidoreductases; Protein Denaturation; Protein Stability; Vitamin B 12	2010
Low cobalamin levels associated with sickle cell disease: Contrasting origins and clinical meanings in two instructive patients. American journal of hematology, 2010, Volume: 85, Issue:6 Topics: Adult; Anemia, Pernicious; Anemia, Sickle Cell; Autoantibodies; Depression; Female; Folic Acid; Gastrins; Hemoglobin SC Disease; Humans; Hydroxyurea; Hyperhomocysteinemia; Intrinsic Factor; Iron Overload; Male; Methylmalonic Acid; Pneumonia; Transcobalamins; Transfusion Reaction; Treatment Refusal; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2010
Positive newborn screen for methylmalonic aciduria identifies the first mutation in TCblR/CD320, the gene for cellular uptake of transcobalamin-bound vitamin B(12). Human mutation, 2010, Volume: 31, Issue:8 Topics: Amino Acid Sequence; Antigens, CD; Base Sequence; Cells, Cultured; DNA Mutational Analysis; Female; Fibroblasts; Homocysteine; Humans; Infant; Infant, Newborn; Metabolism, Inborn Errors; Methylmalonic Acid; Molecular Sequence Data; Mutation; Neonatal Screening; Pregnancy; Receptors, Cell Surface; Transcobalamins; Vitamin B 12	2010
Serum vitamin B(12) concentrations among mothers and newborns and follow-up study to assess implication on the growth velocity and the urinary methylmalonic acid excretion. International journal for vitamin and nutrition research. Internationale Zeitschrift fur Vitamin- und Ernahrungsforschung. Journal international de vitaminologie et de nutrition, 2009, Volume: 79, Issue:5-6 Topics: Adolescent; Adult; Birth Weight; Body Weight; Child Development; Female; Humans; Infant, Newborn; Linear Models; Longitudinal Studies; Male; Methylmalonic Acid; Mothers; Pregnancy; Retrospective Studies; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2009
Unmetabolized serum folic acid and its relation to folic acid intake from diet and supplements in a nationally representative sample of adults aged > or =60 y in the United States. The American journal of clinical nutrition, 2010, Volume: 92, Issue:2 Topics: Aged; Diet; Dietary Supplements; Erythrocytes; Female; Folic Acid; Homocysteine; Humans; Male; Methylmalonic Acid; Nutrition Surveys; Tetrahydrofolates; United States; Vitamin B 12	2010
Vitamin B12-responsive severe leukoencephalopathy and autonomic dysfunction in a patient with "normal" serum B12 levels. Journal of neurology, neurosurgery, and psychiatry, 2010, Volume: 81, Issue:12 Topics: Autoantibodies; Autonomic Nervous System Diseases; Brain; Cognition Disorders; Depressive Disorder; Drug Therapy, Combination; Female; Homocysteine; Humans; Intrinsic Factor; Leukoencephalopathies; Magnetic Resonance Imaging; Mental Status Schedule; Methylmalonic Acid; Middle Aged; Neurologic Examination; Psychometrics; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin D	2010
Elevated levels of methylmalonate and homocysteine in Parkinson's disease, progressive supranuclear palsy and amyotrophic lateral sclerosis. Dementia and geriatric cognitive disorders, 2010, Volume: 29, Issue:6 Topics: Aged; Aged, 80 and over; Amyotrophic Lateral Sclerosis; Case-Control Studies; Female; Folic Acid; Homocysteine; Humans; Male; Matched-Pair Analysis; Methylmalonic Acid; Middle Aged; Parkinson Disease; Reference Values; Supranuclear Palsy, Progressive; Vitamin B 12	2010
Anemia in older persons. American family physician, 2010, Sep-01, Volume: 82, Issue:5 Topics: Aged; Algorithms; Anemia; Deficiency Diseases; Erythrocyte Indices; Female; Ferritins; Folic Acid; Hematinics; Homocysteine; Humans; Inflammation; Iron Compounds; Male; Medical History Taking; Methylmalonic Acid; Physical Examination; Renal Insufficiency; Reticulocyte Count; Vitamin B 12	2010
Serum vitamin B12 concentrations within reference values do not exclude functional vitamin B12 deficiency in PKU patients of various ages. Molecular genetics and metabolism, 2011, Volume: 102, Issue:1 Topics: Adolescent; Adult; Age Factors; Child; Child, Preschool; Female; Homocysteine; Humans; Infant; Male; Methylmalonic Acid; Phenylketonurias; Reference Values; Retrospective Studies; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2011
[Analysis of clinical features and gene mutations in two Chinese pedigrees with late-onset methylmalonic acidemia, cblC type]. Zhonghua er ke za zhi = Chinese journal of pediatrics, 2010, Volume: 48, Issue:6 Topics: Adolescent; Amino Acid Metabolism, Inborn Errors; Asian People; Base Sequence; Carrier Proteins; Child; Female; Humans; Methylmalonic Acid; Mutation; Oxidoreductases; Pedigree; Vitamin B 12	2010
Contributions of enriched cereal-grain products, ready-to-eat cereals, and supplements to folic acid and vitamin B-12 usual intake and folate and vitamin B-12 status in US children: National Health and Nutrition Examination Survey (NHANES), 2003-2006. The American journal of clinical nutrition, 2011, Volume: 93, Issue:1 Topics: Adolescent; Child; Child, Preschool; Dietary Supplements; Edible Grain; Female; Folic Acid; Health Surveys; Homocysteine; Humans; Infant; Male; Methylmalonic Acid; Nutrition Surveys; Time Factors; Vitamin B 12	2011
44-year-old man with shortness of breath, fatigue, and paresthesia. Mayo Clinic proceedings, 2010, Volume: 85, Issue:12 Topics: Adult; Anemia, Pernicious; Blood Cell Count; Diagnosis, Differential; Dyspnea; Fatigue; Humans; Male; Methylmalonic Acid; Paresthesia; Vitamin B 12; Vitamin B 12 Deficiency	2010
Homocysteine is a determinant of ApoA-I and both are associated with ankle brachial index, in an ambulatory elderly population. Atherosclerosis, 2011, Volume: 214, Issue:2 Topics: Age Factors; Aged; Aged, 80 and over; Ankle Brachial Index; Apolipoprotein A-I; Biomarkers; Cholesterol, HDL; Female; Folic Acid; Homocysteine; Humans; Independent Living; Male; Methylmalonic Acid; Middle Aged; Particle Size; Peripheral Arterial Disease; Regression Analysis; Risk Assessment; Risk Factors; Sicily; Vitamin B 12; Walking	2011
Folate and cobalamin status in relation to diet in healthy 2-y-old children. The American journal of clinical nutrition, 2011, Volume: 93, Issue:4 Topics: Child, Preschool; Dairy Products; Diet; Diet Records; Dietary Supplements; Female; Folic Acid; Folic Acid Deficiency; Homocysteine; Humans; Male; Methylmalonic Acid; Multivariate Analysis; Norway; Nutrition Policy; Nutritional Status; Transcobalamins; Vitamin B 12; Vitamin B Complex	2011
Hyperpigmentation and hypotonia in a 3-month-old infant. Acta paediatrica (Oslo, Norway : 1992), 2011, Volume: 100, Issue:3 Topics: Breast Feeding; Female; Humans; Hyperpigmentation; Infant; Maternal Nutritional Physiological Phenomena; Methylmalonic Acid; Muscle Hypotonia; Treatment Outcome; Vitamin B 12; Vitamin B 12 Deficiency	2011
Novel splice site mutations and a large deletion in three patients with the cblF inborn error of vitamin B12 metabolism. Molecular genetics and metabolism, 2011, Volume: 102, Issue:4 Topics: Exons; Frameshift Mutation; Genetic Association Studies; Genetic Testing; Heterozygote; Humans; Hyperhomocysteinemia; Metabolism, Inborn Errors; Methylmalonic Acid; Nucleocytoplasmic Transport Proteins; Protein Isoforms; Sequence Deletion; Vitamin B 12	2011
Inborn errors of cobalamin absorption and metabolism. American journal of medical genetics. Part C, Seminars in medical genetics, 2011, Feb-15, Volume: 157C, Issue:1 Topics: Amino Acid Metabolism, Inborn Errors; Anemia, Megaloblastic; Cobamides; Homocysteine; Humans; Hyperhomocysteinemia; Infant, Newborn; Malabsorption Syndromes; Metabolism, Inborn Errors; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Neonatal Screening; Proteinuria; Vitamin B 12; Vitamin B 12 Deficiency	2011
Intact recovery from early 'acquired methylmalonic aciduria' secondary to maternal atrophic gastritis. Acta paediatrica (Oslo, Norway : 1992), 2011, Volume: 100, Issue:9 Topics: Amino Acid Metabolism, Inborn Errors; Dietary Supplements; Female; Gastritis, Atrophic; Humans; Infant; Maternal Welfare; Methylmalonic Acid; Pregnancy; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2011
Parenteral vitamin B12 in macrocytic hemodialysis patients reduced MMA levels but did not change mean red cell volume or hemoglobin. Clinical nephrology, 2011, Volume: 75, Issue:4 Topics: Aged; Aged, 80 and over; Anemia, Macrocytic; Biomarkers; Chi-Square Distribution; Erythrocyte Indices; Female; Hemoglobins; Humans; Infusions, Intravenous; Kidney Failure, Chronic; Male; Methylmalonic Acid; Middle Aged; Prospective Studies; Renal Dialysis; Statistics, Nonparametric; Treatment Outcome; Vitamin B 12; Vitamin B 12 Deficiency	2011
Vitamin B12 deficiency, hyperhomocysteinemia and thrombosis: a case and control study. International journal of hematology, 2011, Volume: 93, Issue:4 Topics: Adult; Aged; Case-Control Studies; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Male; Methylmalonic Acid; Middle Aged; Thrombosis; Vitamin B 12; Vitamin B 12 Deficiency	2011
Association between serum cobalamin and methylmalonic acid concentrations in dogs. Veterinary journal (London, England : 1997), 2012, Volume: 191, Issue:3 Topics: Animals; Biomarkers; Dog Diseases; Dogs; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	2012
Diagnostic accuracy of holotranscobalamin, methylmalonic acid, serum cobalamin, and other indicators of tissue vitamin B₁₂ status in the elderly. Clinical chemistry, 2011, Volume: 57, Issue:6 Topics: Adolescent; Adult; Aged; Aged, 80 and over; Discriminant Analysis; Erythrocytes; Female; Folic Acid; Homocysteine; Humans; Kidney Diseases; Kidney Function Tests; Linear Models; Male; Methylmalonic Acid; Middle Aged; Predictive Value of Tests; Reference Values; ROC Curve; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2011
The MMACHC proteome: hallmarks of functional cobalamin deficiency in humans. Molecular genetics and metabolism, 2011, Volume: 103, Issue:3 Topics: Amino Acid Metabolism, Inborn Errors; Carrier Proteins; Cell Line; Cells, Cultured; Fibroblasts; Folic Acid; Homocysteine; Humans; Hydroxocobalamin; Intracellular Space; Metabolic Networks and Pathways; Methylmalonic Acid; Mutation; Oxidoreductases; Phenotype; Proteome; Vimentin; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2011
Methylmalonic acid quantification in low serum volumes by UPLC-MS/MS. Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 2011, Jun-01, Volume: 879, Issue:19 Topics: Biomarkers; Chromatography, High Pressure Liquid; Cyclohexanes; Drug Stability; Female; Humans; Lauric Acids; Linear Models; Longitudinal Studies; Methylmalonic Acid; Reproducibility of Results; Rural Population; Sensitivity and Specificity; Tandem Mass Spectrometry; Vitamin B 12; Vitamin B 12 Deficiency	2011
Do high blood folate concentrations exacerbate metabolic abnormalities in people with low vitamin B-12 status? The American journal of clinical nutrition, 2011, Volume: 94, Issue:2 Topics: Adult; Cross-Sectional Studies; Female; Ferritins; Folic Acid; Food, Fortified; Homocysteine; Humans; Male; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2011
Monitoring of vitamin B-12 nutritional status in the United States by using plasma methylmalonic acid and serum vitamin B-12. The American journal of clinical nutrition, 2011, Volume: 94, Issue:2 Topics: Adult; Biomarkers; Cognition Disorders; Cross-Sectional Studies; Female; Humans; Male; Methylmalonic Acid; Middle Aged; Nutritional Status; United States; Vitamin B 12	2011
Combined methylmalonic aciduria and homocystinuria cblC type of a Taiwanese infant with c.609G>A and C.567dupT mutations in the MMACHC gene. Pediatrics and neonatology, 2011, Volume: 52, Issue:4 Topics: Carrier Proteins; Genotype; Homocystinuria; Humans; Infant, Newborn; Male; Metabolism, Inborn Errors; Methylmalonic Acid; Mutation; Oxidoreductases; Vitamin B 12	2011
Association of cognitive impairment with combinations of vitamin B₁₂-related parameters. Clinical chemistry, 2011, Volume: 57, Issue:10 Topics: Aged; Biomarkers; Case-Control Studies; Cognition Disorders; Cross-Sectional Studies; Homocysteine; Humans; Methylmalonic Acid; Risk Assessment; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2011
Uptake of cobalamin and markers of cobalamin status: a longitudinal study of healthy pregnant women. Clinical chemistry and laboratory medicine, 2011, Volume: 49, Issue:11 Topics: Adult; Biomarkers; Denmark; Female; Homocysteine; Humans; Longitudinal Studies; Methylmalonic Acid; Pregnancy; Pregnancy Trimesters; Transcobalamins; Vitamin B 12	2011
Prevalence and predictors of anemia in a population-based study of octogenarians and centenarians in Georgia. The journals of gerontology. Series A, Biological sciences and medical sciences, 2012, Volume: 67, Issue:1 Topics: Aged, 80 and over; Anemia; C-Reactive Protein; Chronic Disease; Creatinine; Dietary Supplements; Erythrocytes; Female; Ferritins; Folic Acid; Georgia; Glomerular Filtration Rate; Hemoglobins; Humans; Male; Methylmalonic Acid; Prevalence; Serum Albumin; Vitamin B 12	2012
[Treatment response in vitamin B12 deficiency depends on the chosen vitamin B12 preparation]. Ugeskrift for laeger, 2011, Oct-17, Volume: 173, Issue:42 Topics: Adult; Delayed-Action Preparations; Humans; Injections, Intramuscular; Male; Methylmalonic Acid; Treatment Outcome; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2011
Vitamin B₁₂ deficiency & cognitive impairment in elderly population. The Indian journal of medical research, 2011, Volume: 134 Topics: Diet, Vegetarian; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	2011
Vitamin B₁₂ deficiency & levels of metabolites in an apparently normal urban south Indian elderly population. The Indian journal of medical research, 2011, Volume: 134 Topics: Aged; Diet, Vegetarian; Erythrocytes; Female; Folic Acid; Helicobacter Infections; Helicobacter pylori; Homocysteine; Humans; India; Male; Methylmalonic Acid; Middle Aged; Vitamin B 12; Vitamin B 12 Deficiency	2011
Do we need to reconsider the desirable blood level of vitamin B12? Journal of internal medicine, 2012, Volume: 271, Issue:2 Topics: Age Factors; Homocysteine; Humans; Methylmalonic Acid; Prognosis; Vitamin B 12; Vitamin B 12 Deficiency	2012
Holotranscobalamin: not ready for prime time. Clinical chemistry, 2012, Volume: 58, Issue:3 Topics: Female; Folic Acid; Homocysteine; Humans; Male; Methylmalonic Acid; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2012
[Approaches to vitamin B12 deficiency]. Nederlands tijdschrift voor geneeskunde, 2012, Volume: 156, Issue:1 Topics: Adult; Aged; Anemia, Iron-Deficiency; Diagnostic Services; Diet, Vegetarian; Female; Homocysteine; Humans; Methylmalonic Acid; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2012
Methylmalonic acid and homocysteine assessment in the detection of vitamin B12 deficiency in patients with bilateral visual loss. Acta ophthalmologica, 2012, Volume: 90, Issue:3 Topics: Adult; Aged, 80 and over; Blindness; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2012
Vision changes after spaceflight are related to alterations in folate- and vitamin B-12-dependent one-carbon metabolism. The Journal of nutrition, 2012, Volume: 142, Issue:3 Topics: Adult; Astronauts; Carbon Dioxide; Citrates; Cystathionine; Female; Folic Acid; Homocysteine; Humans; Male; Metabolic Networks and Pathways; Methylmalonic Acid; Middle Aged; Models, Biological; Refraction, Ocular; Space Flight; Vision Disorders; Vitamin B 12	2012
Determinants of urinary methylmalonic acid concentration in an elderly population in the United Kingdom. The American journal of clinical nutrition, 2012, Volume: 95, Issue:3 Topics: Aged; Aged, 80 and over; Biomarkers; Cross-Sectional Studies; Female; Humans; Life Style; Male; Methylmalonic Acid; Prevalence; Randomized Controlled Trials as Topic; Transcobalamins; United Kingdom; Vitamin B 12; Vitamin B 12 Deficiency	2012
Does an elevated serum vitamin B(12) level mask actual vitamin B(12) deficiency in myeloproliferative disorders? Clinical lymphoma, myeloma & leukemia, 2012, Volume: 12, Issue:4 Topics: Adult; Aged; Aged, 80 and over; Cross-Sectional Studies; Humans; Methylmalonic Acid; Middle Aged; Myeloproliferative Disorders; Vitamin B 12; Vitamin B 12 Deficiency	2012
[Skin lesions induced by malnutrition in an infant with methylmalonic aciduria and homocysteic acidemia]. Zhongguo dang dai er ke za zhi = Chinese journal of contemporary pediatrics, 2012, Volume: 14, Issue:3 Topics: Homocysteine; Humans; Infant; Infant Nutrition Disorders; Male; Methylmalonic Acid; Skin Diseases; Vitamin B 12	2012
Factors affecting the distribution of folate forms in the serum of elderly German adults. European journal of nutrition, 2013, Volume: 52, Issue:2 Topics: Aged; Aged, 80 and over; Creatinine; Dietary Supplements; Female; Folic Acid; Genotype; Germany; Humans; Male; Methylenetetrahydrofolate Reductase (NADPH2); Methylmalonic Acid; Middle Aged; Polymorphism, Genetic; Vitamin B 12	2013
Plasma free choline, betaine and cognitive performance: the Hordaland Health Study. The British journal of nutrition, 2013, Feb-14, Volume: 109, Issue:3 Topics: Aged; Aging; Betaine; Biomarkers; Choline; Choline Deficiency; Cognitive Dysfunction; Cohort Studies; Cross-Sectional Studies; Diet; Female; Follow-Up Studies; Geriatric Assessment; Humans; Male; Methylmalonic Acid; Norway; Risk Factors; Statistics as Topic; Vitamin B 12; Vitamin B 12 Deficiency	2013
Cobalamin status in sickle cell disease. International journal of laboratory hematology, 2013, Volume: 35, Issue:1 Topics: Adult; Anemia, Sickle Cell; Black or African American; Cross-Sectional Studies; District of Columbia; Homocysteine; Hospitals, Teaching; Humans; Male; Methylmalonic Acid; Middle Aged; Nutritional Status; Prevalence; Prospective Studies; Renal Insufficiency, Chronic; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2013
Serum cobalamin, urine methylmalonic acid, and plasma total homocysteine concentrations in Border Collies and dogs of other breeds. American journal of veterinary research, 2012, Volume: 73, Issue:8 Topics: Amino Acid Metabolism, Inborn Errors; Animals; Biomarkers; Chromatography, Gas; Chromatography, High Pressure Liquid; Dog Diseases; Dogs; Female; Homocysteine; Luminescence; Male; Methylmalonic Acid; Reference Values; Species Specificity; Vitamin B 12; Vitamin B 12 Deficiency	2012
Hyperammonaemia due to cobalamin malabsorption in a cat with exocrine pancreatic insufficiency. Journal of feline medicine and surgery, 2012, Volume: 14, Issue:12 Topics: Animals; Cat Diseases; Cats; Exocrine Pancreatic Insufficiency; Hyperammonemia; Malabsorption Syndromes; Methylmalonic Acid; Vitamin B 12; Vitamin B Complex	2012
[Abnormal findings during newborn period of 160 patients with early-onset methylmalonic aciduria]. Zhonghua er ke za zhi = Chinese journal of pediatrics, 2012, Volume: 50, Issue:6 Topics: Amino Acid Metabolism, Inborn Errors; Carnitine; Child; Child, Preschool; China; Female; Folic Acid; Gas Chromatography-Mass Spectrometry; Homocysteine; Humans; Hyperhomocysteinemia; Infant; Infant, Newborn; Male; Methylmalonic Acid; Neonatal Screening; Retrospective Studies; Vitamin B 12	2012
Maternal B vitamin status in pregnancy week 18 according to reported use of folic acid supplements. Molecular nutrition & food research, 2013, Volume: 57, Issue:4 Topics: Adult; Biomarkers; Dietary Supplements; Fatty Acids, Omega-3; Female; Folic Acid; Homocysteine; Humans; Maternal Nutritional Physiological Phenomena; Methylmalonic Acid; Micronutrients; Norway; Pregnancy; Prospective Studies; Riboflavin; Socioeconomic Factors; Surveys and Questionnaires; Vitamin B 12; Vitamin B 6; Vitamin B Complex	2013
High resolution melting analysis of the MMAA gene in patients with cblA and in those with undiagnosed methylmalonic aciduria. Molecular genetics and metabolism, 2012, Volume: 107, Issue:3 Topics: Amino Acid Metabolism, Inborn Errors; Case-Control Studies; DNA Mutational Analysis; Exons; Humans; Introns; Methylmalonic Acid; Mitochondrial Membrane Transport Proteins; Mutation; Nucleic Acid Denaturation; Vitamin B 12	2012
Cobalamin related parameters and disease patterns in patients with increased serum cobalamin levels. PloS one, 2012, Volume: 7, Issue:9 Topics: Aged; Alcoholism; Antigens, CD; Female; Humans; Liver Diseases; Male; Methylmalonic Acid; Middle Aged; Neoplasms; Receptors, Cell Surface; Transcobalamins; Vitamin B 12	2012
Total blood mercury and rubella antibody concentrations in US children aged 6-11 years, NHANES 2003-2004. The Science of the total environment, 2013, Jan-01, Volume: 442 Topics: Antibodies, Viral; Child; Cross-Sectional Studies; Environmental Pollutants; Female; Folic Acid; Homocysteine; Humans; Immunoglobulin G; Linear Models; Male; Measles; Mercury; Methylmalonic Acid; Nutrition Surveys; United States; Vitamin B 12	2013
[Biological markers for the status of vitamins B12 and D: the importance of some analytical aspects in relation to clinical interpretation of results]. Revue medicale suisse, 2012, Oct-31, Volume: 8, Issue:360 Topics: Biomarkers; Homocysteine; Humans; Methylmalonic Acid; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin D; Vitamin D Deficiency	2012
Cognitive function in an elderly population: interaction between vitamin B12 status, depression, and apolipoprotein E ε4: the Hordaland Homocysteine Study. Psychosomatic medicine, 2013, Volume: 75, Issue:1 Topics: Aged; Apolipoprotein E4; Cognition; Cognition Disorders; Cross-Sectional Studies; Depression; Female; Homocysteine; Humans; Linear Models; Male; Methylmalonic Acid; Neuropsychological Tests; Norway; Regression Analysis; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2013
Laboratory evaluation for vitamin B12 deficiency: the case for cascade testing. Clinical medicine & research, 2013, Volume: 11, Issue:1 Topics: Adolescent; Adult; Aged; Aged, 80 and over; Algorithms; Female; Hemoglobins; Humans; Injections, Intramuscular; Male; Methylmalonic Acid; Middle Aged; Retrospective Studies; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2013
Serum cobalamin and methylmalonic acid concentrations in dogs with chronic gastrointestinal disease. American journal of veterinary research, 2013, Volume: 74, Issue:1 Topics: Amino Acid Metabolism, Inborn Errors; Animals; Chronic Disease; Dog Diseases; Dogs; Female; Gas Chromatography-Mass Spectrometry; Gastrointestinal Diseases; Luminescent Measurements; Male; Methylmalonic Acid; Prevalence; Prospective Studies; Texas; Vitamin B 12; Vitamin B 12 Deficiency	2013
Vitamin B(12) intake and status in early pregnancy among urban South Indian women. Annals of nutrition & metabolism, 2013, Volume: 62, Issue:2 Topics: Adolescent; Adult; Anthropometry; Cross-Sectional Studies; Diet; Dietary Supplements; Erythrocytes; Female; Folic Acid; Follow-Up Studies; Homocysteine; Humans; India; Methylmalonic Acid; Nutritional Status; Parity; Pregnancy; Prevalence; Socioeconomic Factors; Surveys and Questionnaires; Urban Population; Vitamin B 12; Vitamin B 12 Deficiency; White People; Young Adult	2013
Detection of vitamin B12 deficiency in alcohol abuse. Acta ophthalmologica, 2014, Volume: 92, Issue:1 Topics: Alcohol Abstinence; Alcoholism; Homocysteine; Humans; Methylmalonic Acid; Optic Atrophy, Hereditary, Leber; Smoking; Vision Disorders; Vitamin B 12; Vitamin B 12 Deficiency	2014
Novel c.2216T > C (p.I739T) mutation in exon 13 and c.1481T > A (p.L494X) mutation in exon 8 of MUT gene in a female with methylmalonic acidemia. Cell biochemistry and biophysics, 2013, Volume: 67, Issue:1 Topics: Amino Acid Metabolism, Inborn Errors; Base Sequence; Carnitine; Citrates; Exons; Female; Humans; Infant; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Mutation, Missense; Propionates; Vitamin B 12; Vitamin B Complex	2013
Advanced age as a risk factor for folate-associated functional cobalamin deficiency. Journal of the American Geriatrics Society, 2013, Volume: 61, Issue:4 Topics: Aged; Aged, 80 and over; Causality; Cognition Disorders; Comorbidity; Female; Folic Acid; Geriatric Assessment; Homocysteine; Humans; Male; Methylmalonic Acid; Risk Factors; Severity of Illness Index; Vitamin B 12; Vitamin B 12 Deficiency	2013
[Outcomes of patients with combined methylmalonic acidemia and homocystinuria after treatment]. Zhonghua er ke za zhi = Chinese journal of pediatrics, 2013, Volume: 51, Issue:3 Topics: Adolescent; Adult; Amino Acid Metabolism, Inborn Errors; Betaine; Carnitine; Child; Child, Preschool; Female; Follow-Up Studies; Homocystine; Homocystinuria; Humans; Hydroxocobalamin; Infant; Infant, Newborn; Male; Methylmalonic Acid; Neonatal Screening; Treatment Outcome; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2013
Cobalamin and haptocorrin in human milk and cobalamin-related variables in mother and child: a 9-mo longitudinal study. The American journal of clinical nutrition, 2013, Volume: 98, Issue:2 Topics: Adult; Biomarkers; Denmark; Female; Humans; Lactation; Longitudinal Studies; Methylmalonic Acid; Milk, Human; Mothers; Postpartum Period; Transcobalamins; Vitamin B 12; White People; Young Adult	2013
Cost-minimisation in vitamin B12 deficiencies: expensive diagnostics can reduce spending. The Netherlands journal of medicine, 2013, Volume: 71, Issue:5 Topics: Chemistry, Pharmaceutical; Cost-Benefit Analysis; Humans; Injections, Intramuscular; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2013
Modeling a methylmalonic acid-derived change point for serum vitamin B-12 for adults in NHANES. The American journal of clinical nutrition, 2013, Volume: 98, Issue:2 Topics: Adult; Aged; Cross-Sectional Studies; Female; Humans; Linear Models; Male; Methylmalonic Acid; Middle Aged; Nutrition Surveys; Nutritional Status; Risk Factors; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2013
Problems related to the diagnosis of vitamin B12 deficiency optic neuropathy. Acta ophthalmologica, 2014, Volume: 92, Issue:1 Topics: False Positive Reactions; Homocysteine; Humans; Methylmalonic Acid; Optic Nerve Diseases; Predictive Value of Tests; Reproducibility of Results; Sensitivity and Specificity; Vitamin B 12; Vitamin B 12 Deficiency	2014
Early biochemical and hematological response to intramuscular cyanocobalamin therapy in vitamin B(12)-deficient patients. Annals of nutrition & metabolism, 2013, Volume: 62, Issue:4 Topics: Aged; Chromatography, High Pressure Liquid; Cysteine; Erythrocyte Indices; Female; Folic Acid; Homocysteine; Humans; Injections, Intramuscular; Male; Methionine; Methylmalonic Acid; Middle Aged; Statistics, Nonparametric; Vitamin B 12; Vitamin B 12 Deficiency	2013
An audit of holotranscobalamin ("Active" B12) and methylmalonic acid assays for the assessment of vitamin B12 status: application in a mixed patient population. Clinical biochemistry, 2014, Volume: 47, Issue:1-2 Topics: Biomarkers; Humans; Methylmalonic Acid; Transcobalamins; Vitamin B 12	2014
Role of serum holotranscobalamin (holoTC) in the diagnosis of patients with low serum cobalamin. Comparison with methylmalonic acid and homocysteine. Annals of hematology, 2014, Volume: 93, Issue:4 Topics: Adult; Aged; Aged, 80 and over; Biomarkers; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2014
4-ethylphenyl-cobalamin impairs tissue uptake of vitamin B12 and causes vitamin B12 deficiency in mice. PloS one, 2013, Volume: 8, Issue:9 Topics: Animals; Biomarkers; Female; Methylmalonic Acid; Mice; Molecular Structure; Tissue Distribution; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2013
Vitamin B12 deficiency in relation to functional disabilities. Nutrients, 2013, Nov-12, Volume: 5, Issue:11 Topics: Activities of Daily Living; Aged; Biomarkers; Cognition; Disability Evaluation; Disabled Persons; Female; Geriatric Assessment; Homocysteine; Humans; Male; Methylmalonic Acid; Odds Ratio; Peripheral Nervous System Diseases; Vitamin B 12; Vitamin B 12 Deficiency	2013
Interactions between plasma concentrations of folate and markers of vitamin B(12) status with cognitive performance in elderly people not exposed to folic acid fortification: the Hordaland Health Study. The British journal of nutrition, 2014, Mar-28, Volume: 111, Issue:6 Topics: Aged; Biomarkers; Cognition Disorders; Cross-Sectional Studies; Diet; Female; Folic Acid; Food, Fortified; Homocysteine; Humans; Male; Methylmalonic Acid; Norway; Nutritional Status; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2014
A Primary Study on Down-Regulated miR-9-1 and Its Biological Significances in Methylmalonic Acidemia. Journal of molecular neuroscience : MN, 2014, Volume: 53, Issue:2 Topics: Adolescent; Amino Acid Metabolism, Inborn Errors; Animals; Apoptosis; Case-Control Studies; Cells, Cultured; Child; Down-Regulation; Female; Humans; Male; Methylmalonic Acid; Mice; Mice, Inbred BALB C; MicroRNAs; Neurons; Vitamin B 12; Vitamins	2014
Urinary methylmalonic acid as an indicator of early vitamin B12 deficiency and its role in polyneuropathy in type 2 diabetes. Journal of diabetes research, 2014, Volume: 2014 Topics: Adult; Aged; Asian People; Biomarkers; China; Diabetes Mellitus, Type 2; Diabetic Neuropathies; Female; Humans; Male; Methylmalonic Acid; Middle Aged; Motor Neurons; Neural Conduction; Polyneuropathies; Prospective Studies; Sensory Receptor Cells; Severity of Illness Index; Vitamin B 12; Vitamin B 12 Deficiency	2014
Characterization of functional domains of the cblD (MMADHC) gene product. Journal of inherited metabolic disease, 2014, Volume: 37, Issue:5 Topics: Amino Acid Sequence; Cells, Cultured; Cloning, Molecular; Cobamides; Coenzymes; Homocystinuria; Humans; Intracellular Signaling Peptides and Proteins; Methylmalonic Acid; Mitochondrial Membrane Transport Proteins; Molecular Sequence Data; Mutation; Mutation, Missense; Vitamin B 12	2014
Don't forget methylmalonic acid quantification in symptomatic exclusively breast-fed infants. European journal of clinical nutrition, 2014, Volume: 68, Issue:8 Topics: Biomarkers; Breast Feeding; Humans; Infant; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	2014
Plasma vitamin B12, methylmalonic acid and heart rate variability in healthy young Indian adults. International journal for vitamin and nutrition research. Internationale Zeitschrift fur Vitamin- und Ernahrungsforschung. Journal international de vitaminologie et de nutrition, 2013, Volume: 83, Issue:3 Topics: Adult; Heart Rate; Homocysteine; Humans; India; Male; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2013
Methylmalonic acid quantified in dried blood spots provides a precise, valid, and stable measure of functional vitamin B-12 status in healthy women. The Journal of nutrition, 2014, Volume: 144, Issue:10 Topics: Adult; Chromatography, Liquid; Cross-Sectional Studies; Dried Blood Spot Testing; Fasting; Female; Healthy Volunteers; Humans; Limit of Detection; Linear Models; Methylmalonic Acid; Reproducibility of Results; Tandem Mass Spectrometry; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2014
Maternal vitamin B12 deficiency detected in expanded newborn screening. Clinical biochemistry, 2014, Volume: 47, Issue:18 Topics: Carnitine; Female; Folic Acid; Homocysteine; Humans; Infant, Newborn; Methylmalonic Acid; Neonatal Screening; Pregnancy; Pregnancy Complications; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2014
An LC-MS/MS method for serum methylmalonic acid suitable for monitoring vitamin B12 status in population surveys. Analytical and bioanalytical chemistry, 2015, Volume: 407, Issue:11 Topics: Anticoagulants; Calibration; Chromatography, Liquid; Chromatography, Reverse-Phase; Gas Chromatography-Mass Spectrometry; Humans; Liquid-Liquid Extraction; Methylmalonic Acid; Nutrition Surveys; Quality Control; Reference Standards; Reproducibility of Results; Sensitivity and Specificity; Succinic Acid; Tandem Mass Spectrometry; Vitamin B 12	2015
Reliable and powerful laboratory markers of cobalamin deficiency in the newborn: plasma and urinary methylmalonic acid. The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians, 2016, Volume: 29, Issue:1 Topics: Adult; Biomarkers; Cohort Studies; Female; Homocysteine; Humans; Infant, Newborn; Methylmalonic Acid; Pregnancy; Pregnancy Complications; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2016
Micronutrient status in female university students: iron, zinc, copper, selenium, vitamin B12 and folate. Nutrients, 2014, Nov-13, Volume: 6, Issue:11 Topics: Adolescent; Adult; Anemia, Iron-Deficiency; Australia; Biomarkers; Body Mass Index; Copper; Cross-Sectional Studies; Female; Folic Acid; Homocysteine; Humans; Iron, Dietary; Methylmalonic Acid; Micronutrients; Prevalence; Selenium; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult; Zinc	2014
Functional cobalamin (vitamin B12) deficiency: role of advanced age and disorders associated with increased oxidative stress. European journal of clinical nutrition, 2015, Volume: 69, Issue:6 Topics: Aged; Aged, 80 and over; Aging; Alcohol Drinking; Connecticut; Diabetes Mellitus; Dietary Supplements; Female; Homocysteine; Humans; Injections, Intramuscular; Male; Methylmalonic Acid; Neurocognitive Disorders; Oxidative Stress; Primary Health Care; Renal Insufficiency; Retrospective Studies; Risk Factors; Smoking; Vitamin B 12; Vitamin B 12 Deficiency	2015
Serum folate, cobalamin, homocysteine and methylmalonic acid concentrations in pigs with acute, chronic or subclinical Lawsonia intracellularis infection. Veterinary journal (London, England : 1997), 2015, Volume: 203, Issue:3 Topics: Animals; Asymptomatic Infections; Desulfovibrionaceae Infections; Folic Acid; Homocysteine; Lawsonia Bacteria; Methylmalonic Acid; Swine; Swine Diseases; Vitamin B 12	2015
The influence of a whole food vegan diet with Nori algae and wild mushrooms on selected blood parameters. Clinical laboratory, 2014, Volume: 60, Issue:12 Topics: Agaricales; Biomarkers; Blood Chemical Analysis; Cholecalciferol; Creatinine; Diet, Vegetarian; Dietary Supplements; Ergocalciferols; Ferritins; Folic Acid; Hemoglobins; Homocysteine; Humans; Meat; Methylmalonic Acid; Nutrition Assessment; Nutritional Status; Porphyra; Prospective Studies; Recommended Dietary Allowances; Thyrotropin; Time Factors; Transcobalamins; Vitamin B 12; Zinc	2014
Vitamin B12-responsive neuropathies: A case series. Nutritional neuroscience, 2016, Volume: 19, Issue:4 Topics: Administration, Oral; Adult; Aged; Aged, 80 and over; Antioxidants; Biotransformation; Female; Homocysteine; Humans; Injections, Intramuscular; Male; Medical Records; Methylmalonic Acid; Middle Aged; Nervous System Diseases; Nutritional Status; Oxidative Stress; Retrospective Studies; Risk Factors; Vitamin B 12; Vitamin B 12 Deficiency	2016
Combined indicator of vitamin B12 status: modification for missing biomarkers and folate status and recommendations for revised cut-points. Clinical chemistry and laboratory medicine, 2015, Volume: 53, Issue:8 Topics: Biomarkers; Folic Acid; Healthy Volunteers; Homocysteine; Humans; Methylmalonic Acid; Transcobalamins; Vitamin B 12	2015
Comparison of four automated serum vitamin B12 assays. Clinical chemistry and laboratory medicine, 2015, Volume: 53, Issue:8 Topics: Automation; Homocysteine; Humans; Immunoassay; Methylmalonic Acid; Regression Analysis; Vitamin B 12	2015
Diagnosis of vitamin B12 deficiency in patients with myeloproliferative disorders. Journal of investigative medicine : the official publication of the American Federation for Clinical Research, 2015, Volume: 63, Issue:4 Topics: Aged; Female; Follow-Up Studies; Humans; Male; Methylmalonic Acid; Middle Aged; Myeloproliferative Disorders; Vitamin B 12; Vitamin B 12 Deficiency	2015
Pitfalls in the diagnostic evaluation of subacute combined degeneration. BMJ case reports, 2015, May-14, Volume: 2015 Topics: Adult; Dietary Supplements; Homocysteine; Humans; Male; Methylmalonic Acid; Subacute Combined Degeneration; Treatment Outcome; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2015
Vitamin B12 and folate levels in healthy Swiss senior citizens: a prospective study evaluating reference intervals and decision limits. BMC geriatrics, 2015, Jul-11, Volume: 15 Topics: Age Factors; Aged; Aged, 80 and over; Aging; Biomarkers; Erythrocyte Count; Female; Folic Acid; Homocysteine; Humans; Kidney Function Tests; Male; Methylmalonic Acid; Middle Aged; Prospective Studies; Reference Values; ROC Curve; Sex Factors; Switzerland; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2015
[CME - laboratory 41. Evaluating vitamin B12 status]. Praxis, 2015, Jul-22, Volume: 104, Issue:15 Topics: Clinical Laboratory Techniques; Homocysteine; Humans; Methylmalonic Acid; Reference Values; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2015
Low Cobalamin Levels as Predictors of Cobalamin Deficiency: Importance of Comorbidities Associated with Increased Oxidative Stress. The American journal of medicine, 2016, Volume: 129, Issue:1 Topics: Adult; Aged; Aged, 80 and over; Biomarkers; Comorbidity; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Oxidative Stress; Retrospective Studies; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2016
Elevation of urinary methylmolonic acid induces the suppression of megalin-mediated endocytotic cycles during vitamin B12 deficiency. Biochemical and biophysical research communications, 2015, Sep-18, Volume: 465, Issue:2 Topics: Animals; Animals, Suckling; Cell Line; Endocytosis; Gene Expression Regulation; HEK293 Cells; Humans; Kidney Tubules, Proximal; Low Density Lipoprotein Receptor-Related Protein-2; Methylmalonic Acid; Rats; Rats, Wistar; Retinol-Binding Proteins; Signal Transduction; Vitamin B 12; Vitamin B 12 Deficiency; Yolk Sac	2015
False-normal vitamin B12 results in a patient with pernicious anaemia. Clinical biochemistry, 2015, Volume: 48, Issue:18 Topics: Anemia, Pernicious; Diagnostic Errors; False Positive Reactions; Female; Homocysteine; Humans; Immunoassay; Methylmalonic Acid; Middle Aged; Vitamin B 12	2015
Prevalence and Risk Factors for Functional Vitamin B12 Deficiency in Patients with Crohn's Disease. Inflammatory bowel diseases, 2015, Volume: 21, Issue:12 Topics: Adult; Biomarkers; Colitis, Ulcerative; Crohn Disease; Female; Humans; Ileum; Male; Methylmalonic Acid; Middle Aged; Prevalence; Retrospective Studies; Risk Factors; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2015
Biochemical Identification of Vitamin B12 Deficiency in a Medical Office. Clinical laboratory, 2015, Volume: 61, Issue:7 Topics: Ambulatory Care; Area Under Curve; Biomarkers; Cross-Sectional Studies; Early Diagnosis; Homocysteine; Humans; Immunoassay; Luminescent Measurements; Male; Methylmalonic Acid; Middle Aged; Office Visits; Predictive Value of Tests; ROC Curve; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2015
Nutritional Supplementation with Chlorella pyrenoidosa Lowers Serum Methylmalonic Acid in Vegans and Vegetarians with a Suspected Vitamin B₁₂ Deficiency. Journal of medicinal food, 2015, Volume: 18, Issue:12 Topics: Adult; Biological Availability; Chlorella; Diet, Vegan; Diet, Vegetarian; Dietary Supplements; Hematocrit; Hemoglobins; Homocysteine; Humans; Methylmalonic Acid; Middle Aged; Vegans; Vegetarians; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2015
Nitrous Oxide Abuse and Vitamin B12 Action in a 20-Year-Old Woman: A Case Report. Laboratory medicine, 2015,Fall, Volume: 46, Issue:4 Topics: Adult; Demyelinating Diseases; Female; Humans; Methylmalonic Acid; Nitrous Oxide; Paresthesia; Spinal Cord Diseases; Substance-Related Disorders; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2015
Improving Bariatric Patient Aftercare Outcome by Improved Detection of a Functional Vitamin B12 Deficiency. Obesity surgery, 2016, Volume: 26, Issue:7 Topics: Adult; Aftercare; Bariatric Surgery; Dietary Supplements; Female; Humans; Male; Methylmalonic Acid; Middle Aged; Obesity, Morbid; Retrospective Studies; Treatment Outcome; Vitamin B 12; Vitamin B 12 Deficiency	2016
Laughing Gas in a Pediatric Emergency Department-Fun for All Participants: Vitamin B12 Status Among Medical Staff Working With Nitrous Oxide. Pediatric emergency care, 2016, Volume: 32, Issue:12 Topics: Adult; Anesthetics, Inhalation; Case-Control Studies; Cross-Sectional Studies; Emergency Service, Hospital; Female; Homocysteine; Humans; Male; Medical Staff; Methylenetetrahydrofolate Reductase (NADPH2); Methylmalonic Acid; Nitrous Oxide; Occupational Diseases; Occupational Exposure; Polymorphism, Single Nucleotide; Vitamin B 12; Vitamin B 12 Deficiency	2016
Impact of age at onset and newborn screening on outcome in organic acidurias. Journal of inherited metabolic disease, 2016, Volume: 39, Issue:3 Topics: Adolescent; Adult; Age of Onset; Amino Acid Metabolism, Inborn Errors; Amino Acid Transport Disorders, Inborn; Brain Diseases, Metabolic; Brain Diseases, Metabolic, Inborn; Child; Child, Preschool; Female; Glutaryl-CoA Dehydrogenase; Humans; Infant; Infant, Newborn; Intellectual Disability; Male; Metabolic Diseases; Methylmalonic Acid; Middle Aged; Neonatal Screening; Vitamin B 12; Young Adult	2016
Evaluation of oxidant and antioxidant status in patients with vitamin B12 deficiency. Turkish journal of medical sciences, 2015, Volume: 45, Issue:6 Topics: Adult; Aged; Aged, 80 and over; Antioxidants; Case-Control Studies; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Oxidants; Oxidative Stress; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex; Young Adult	2015
Added value of next generation gene panel analysis for patients with elevated methylmalonic acid and no clinical diagnosis following functional studies of vitamin B12 metabolism. Molecular genetics and metabolism, 2016, Volume: 117, Issue:3 Topics: Amino Acid Metabolism, Inborn Errors; Child, Preschool; Coenzyme A Ligases; Female; Genetic Testing; Genetic Variation; Genotype; Heterozygote; High-Throughput Nucleotide Sequencing; Humans; Infant; Infant, Newborn; Male; Metabolism, Inborn Errors; Methylmalonic Acid; Molecular Diagnostic Techniques; Mutation; Phenotype; Succinate-CoA Ligases; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2016
Functional vitamin B12 deficiency in advanced malignancy: implications for the management of neuropathy and neuropathic pain. Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer, 2016, Volume: 24, Issue:8 Topics: Aged; Female; Humans; Male; Methylmalonic Acid; Middle Aged; Neoplasms; Neuralgia; Peripheral Nervous System Diseases; Retrospective Studies; Risk Factors; Vitamin B 12; Vitamin B 12 Deficiency	2016
Low Serum Vitamin B-12 Concentrations Are Prevalent in a Cohort of Pregnant Canadian Women. The Journal of nutrition, 2016, Volume: 146, Issue:5 Topics: Adult; Canada; Diet; Dietary Supplements; DNA Methylation; Female; Fetal Blood; Fetus; Folic Acid; Homocysteine; Humans; Infant, Newborn; Methylmalonic Acid; Polymorphism, Genetic; Pregnancy; Pregnancy Complications; Prevalence; Prospective Studies; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2016
A Common Polymorphism in HIBCH Influences Methylmalonic Acid Concentrations in Blood Independently of Cobalamin. American journal of human genetics, 2016, May-05, Volume: 98, Issue:5 Topics: Abnormalities, Multiple; Adolescent; Adult; Aged; Amino Acid Metabolism, Inborn Errors; Case-Control Studies; Female; Homozygote; Humans; Infant, Newborn; Longitudinal Studies; Male; Methylmalonic Acid; Middle Aged; Polymorphism, Genetic; Pregnancy; Thiolester Hydrolases; Vitamin B 12; White People; Young Adult	2016
Comparison Between Different Intramuscular Vitamin B Obesity surgery, 2016, Volume: 26, Issue:12 Topics: Adult; Aged; Bariatric Surgery; Case-Control Studies; Dietary Supplements; Female; Humans; Injections, Intramuscular; Male; Methylmalonic Acid; Middle Aged; Obesity, Morbid; Postoperative Complications; Retrospective Studies; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2016
Nutritional Intake and Status of Cobalamin and Folate among Non-Pregnant Women of Reproductive Age in Bhaktapur, Nepal. Nutrients, 2016, Jun-22, Volume: 8, Issue:6 Topics: Adolescent; Adult; Body Mass Index; Body Weight; Cross-Sectional Studies; Energy Intake; Female; Folic Acid; Folic Acid Deficiency; Homocysteine; Humans; Linear Models; Methylmalonic Acid; Nepal; Nutritional Status; Prevalence; Socioeconomic Factors; Surveys and Questionnaires; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2016
Associations of Milk Consumption and Vitamin B₂ and Β Nutrients, 2016, Oct-13, Volume: 8, Issue:10 Topics: Adolescent; Animals; Anthropometry; Calcium, Dietary; Child; Child Development; Child Nutritional Physiological Phenomena; Cross-Sectional Studies; Diet; Female; Greece; Homocysteine; Humans; Male; Methylmalonic Acid; Milk; Physical Endurance; Physical Fitness; Regression Analysis; Riboflavin; Vitamin B 12; Zinc	2016
Vitamin B-12 status in infancy is positively associated with development and cognitive functioning 5 y later in Nepalese children. The American journal of clinical nutrition, 2017, Volume: 105, Issue:5 Topics: Adult; Asia; Child Development; Cognition; Cognitive Dysfunction; Female; Homocysteine; Humans; Infant; Male; Methylmalonic Acid; Nepal; Neurodevelopmental Disorders; Neuropsychological Tests; Nutritional Status; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2017
South Asian Ethnicity Is Related to the Highest Risk of Vitamin B12 Deficiency in Pregnant Canadian Women. Nutrients, 2017, Mar-23, Volume: 9, Issue:4 Topics: Adolescent; Adult; Asia; Biomarkers; Canada; Ethnicity; Female; Gestational Age; Humans; India; Methylmalonic Acid; Middle Aged; Nutritional Status; Pregnancy; Pregnancy Complications; Risk Factors; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2017
A Black Cohosh Extract Causes Hematologic and Biochemical Changes Consistent with a Functional Cobalamin Deficiency in Female B6C3F1/N Mice. Toxicologic pathology, 2017, Volume: 45, Issue:5 Topics: Anemia, Megaloblastic; Animals; Body Weight; Cimicifuga; Female; Folic Acid; Homocysteine; Kidney; Liver; Methylmalonic Acid; Mice; Plant Extracts; Tetrahydrofolate Dehydrogenase; Vitamin B 12; Vitamin B 12 Deficiency	2017
Serum methylmalonic acid correlates with neuropathic pain in idiopathic Parkinson's disease. Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology, 2017, Volume: 38, Issue:10 Topics: Aged; Antiparkinson Agents; Biomarkers; Cross-Sectional Studies; Female; Homocysteine; Humans; Levodopa; Male; Methylmalonic Acid; Middle Aged; Neural Conduction; Neuralgia; Pain Measurement; Parkinson Disease; Prevalence; Severity of Illness Index; Vitamin B 12	2017
Folate and vitamin B12 status is associated with insulin resistance and metabolic syndrome in morbid obesity. Clinical nutrition (Edinburgh, Scotland), 2018, Volume: 37, Issue:5 Topics: Adult; Body Mass Index; Erythrocytes; Female; Folic Acid; Homocysteine; Humans; Insulin Resistance; Male; Metabolic Syndrome; Methylmalonic Acid; Middle Aged; Obesity, Morbid; Vitamin B 12; Vitamin B 12 Deficiency	2018
Thrombotic microangiopathy and breastfeeding: where is the link? Questions. Pediatric nephrology (Berlin, Germany), 2018, Volume: 33, Issue:6 Topics: Breast Feeding; Humans; Infant; Male; Methylmalonic Acid; Thrombotic Microangiopathies; Vitamin B 12	2018
Thrombotic microangiopathy and breastfeeding: where is the link? Answers. Pediatric nephrology (Berlin, Germany), 2018, Volume: 33, Issue:6 Topics: Breast Feeding; Humans; Infant; Male; Methylmalonic Acid; Thrombotic Microangiopathies; Vitamin B 12; Vitamin B 12 Deficiency	2018
Effects of 6 Weeks of Parenteral Cobalamin Supplementation on Clinical and Biochemical Variables in Cats with Gastrointestinal Disease. Journal of veterinary internal medicine, 2017, Volume: 31, Issue:6 Topics: Animals; Cat Diseases; Cats; Gastrointestinal Diseases; Methylmalonic Acid; Prospective Studies; Vitamin B 12	2017
Vitamin B12 Deficiency: Recognition and Management. American family physician, 2017, Sep-15, Volume: 96, Issue:6 Topics: Humans; Hyperhomocysteinemia; Methylmalonic Acid; Risk Factors; Vitamin B 12; Vitamin B 12 Deficiency	2017
Vitamin B12 deficiency in inflammatory bowel disease: a prospective observational pilot study. European journal of gastroenterology & hepatology, 2017, Volume: 29, Issue:12 Topics: Codon, Nonsense; Colitis, Ulcerative; Crohn Disease; Female; Fucosyltransferases; Galactoside 2-alpha-L-fucosyltransferase; Humans; Male; Methylmalonic Acid; Middle Aged; Pilot Projects; Prospective Studies; Risk Factors; Severity of Illness Index; Vitamin B 12; Vitamin B 12 Deficiency	2017
Is Serum Methylmalonic Acid a Reliable Biomarker of Vitamin B12 Status in Children with Short Bowel Syndrome: A Case Series. The Journal of pediatrics, 2018, Volume: 192 Topics: Biomarkers; Blind Loop Syndrome; Child; Child, Preschool; Diagnosis, Differential; Female; Humans; Male; Methylmalonic Acid; Short Bowel Syndrome; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2018
Identification of ABC transporters acting in vitamin B Molecular genetics and metabolism, 2017, Volume: 122, Issue:4 Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Animals; ATP-Binding Cassette Transporters; Biological Transport; Caenorhabditis elegans; Cytosol; Humans; Lysosomes; Mass Spectrometry; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Mitochondria; Multidrug Resistance-Associated Protein 2; Mutation; Propionates; Vitamin B 12	2017
Vitamin B12 deficiency and impaired expression of amnionless during aging. Journal of cachexia, sarcopenia and muscle, 2018, Volume: 9, Issue:1 Topics: Adult; Aged; Aged, 80 and over; Aging; Animals; Biomarkers; Female; Humans; Longitudinal Studies; Male; Membrane Proteins; Methylmalonic Acid; Middle Aged; Proteins; Rats; Rats, Wistar; Vitamin B 12; Vitamin B 12 Deficiency	2018
Long-term treatment with metformin in type 2 diabetes and methylmalonic acid: Post hoc analysis of a randomized controlled 4.3year trial. Journal of diabetes and its complications, 2018, Volume: 32, Issue:2 Topics: Adult; Aged; Aged, 80 and over; Biomarkers; Diabetes Mellitus, Type 2; Female; Humans; Male; Metformin; Methylmalonic Acid; Middle Aged; Randomized Controlled Trials as Topic; Retrospective Studies; Time Factors; Vitamin B 12; Vitamin B 12 Deficiency	2018
In the Balance. The New England journal of medicine, 2018, Jan-18, Volume: 378, Issue:3 Topics: Aged; Anemia, Pernicious; Brain; Cognitive Dysfunction; Diagnosis, Differential; Humans; Injections, Intramuscular; Magnetic Resonance Angiography; Magnetic Resonance Imaging; Male; Methylmalonic Acid; Neurologic Examination; Postural Balance; Sensation Disorders; Syphilis Serodiagnosis; Treponema pallidum; Vitamin B 12; Vitamin D Deficiency	2018
Late-onset cobalamin C deficiency Chinese sibling patients with neuropsychiatric presentations. Metabolic brain disease, 2018, Volume: 33, Issue:3 Topics: Adolescent; Adult; Asian People; Atrophy; Brain; Brain Diseases; Carrier Proteins; Child; Child, Preschool; Female; Genetic Testing; Homocystinuria; Humans; Male; Methylmalonic Acid; Mutation; Phenotype; Siblings; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2018
Early changes in vitamin B12 uptake and biomarker status following Roux-en-Y gastric bypass and sleeve gastrectomy. Clinical nutrition (Edinburgh, Scotland), 2019, Volume: 38, Issue:2 Topics: Adult; Aged; Avitaminosis; Biomarkers; Female; Gastrectomy; Gastric Bypass; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Obesity, Morbid; Postoperative Complications; Prospective Studies; Transcobalamins; Vitamin B 12	2019
Early pregnancy folate-cobalamin interactions and their effects on cobalamin status and hematologic variables throughout pregnancy. The American journal of clinical nutrition, 2018, 02-01, Volume: 107, Issue:2 Topics: Adult; Anemia, Iron-Deficiency; Body Mass Index; Dietary Supplements; Female; Folic Acid; Homocysteine; Humans; Iron, Dietary; Longitudinal Studies; Methylmalonic Acid; Pregnancy; Pregnancy Outcome; Pregnancy Trimester, First; Prevalence; Socioeconomic Factors; Vitamin B 12	2018
Prospective long-term evaluation of parenteral hydroxocobalamin supplementation in juvenile beagles with selective intestinal cobalamin malabsorption (Imerslund-Gräsbeck syndrome). Journal of veterinary internal medicine, 2018, Volume: 32, Issue:3 Topics: Anemia, Megaloblastic; Animals; Creatinine; Dog Diseases; Dogs; Drug Administration Schedule; Female; Hydroxocobalamin; Injections, Intramuscular; Malabsorption Syndromes; Male; Methylmalonic Acid; Prospective Studies; Proteinuria; Vitamin B 12; Vitamin B 12 Deficiency	2018
Transcobalamin receptor defect: Identification of two new cases through positive newborn screening for propionic/methylmalonic aciduria and long-term outcome. American journal of medical genetics. Part A, 2018, Volume: 176, Issue:6 Topics: Administration, Oral; Amino Acid Metabolism, Inborn Errors; Antigens, CD; Child; Humans; Infant, Newborn; Male; Methylmalonic Acid; Mutation; Neonatal Screening; Receptors, Cell Surface; Vitamin B 12	2018
Vitamin B12 deficiency after esophagectomy with gastric tube reconstruction for esophageal cancer. Diseases of the esophagus : official journal of the International Society for Diseases of the Esophagus, 2017, Dec-01, Volume: 30, Issue:12 Topics: Adult; Aged; Cross-Sectional Studies; Esophageal Neoplasms; Esophagectomy; Female; Gastroplasty; Humans; Incidence; Male; Methylmalonic Acid; Middle Aged; Postoperative Complications; Postoperative Period; Prospective Studies; Time Factors; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2017
Maternal and infant vitamin B12 status during infancy predict linear growth at 5 years. Pediatric research, 2018, Volume: 84, Issue:5 Topics: Adolescent; Adult; Breast Feeding; Child, Preschool; Diet; Female; Folic Acid; Growth; Homocysteine; Humans; Infant; Lactation; Limit of Detection; Male; Methylmalonic Acid; Middle Aged; Nepal; Random Allocation; Vitamin B 12; Young Adult	2018
Methylmalonic Acid Levels and their Relation with Cobalamin Supplementation in Spanish Vegetarians. Plant foods for human nutrition (Dordrecht, Netherlands), 2018, Volume: 73, Issue:3 Topics: Adult; Biomarkers; Chromatography, Liquid; Cross-Sectional Studies; Diet, Vegan; Diet, Vegetarian; Dietary Supplements; Female; Humans; Male; Methylmalonic Acid; Spain; Tandem Mass Spectrometry; Vegetarians; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2018
Daily oral cyanocobalamin supplementation in Beagles with hereditary cobalamin malabsorption (Imerslund-Gräsbeck syndrome) maintains normal clinical and cellular cobalamin status. Journal of veterinary internal medicine, 2019, Volume: 33, Issue:2 Topics: Administration, Oral; Anemia, Megaloblastic; Animals; Dog Diseases; Dogs; Female; Malabsorption Syndromes; Male; Methylmalonic Acid; Proteinuria; Vitamin B 12; Vitamin B 12 Deficiency	2019
Phenotype, treatment practice and outcome in the cobalamin-dependent remethylation disorders and MTHFR deficiency: Data from the E-HOD registry. Journal of inherited metabolic disease, 2019, Volume: 42, Issue:2 Topics: Adolescent; Adult; Age of Onset; Amino Acid Metabolism, Inborn Errors; Child; Child, Preschool; Cross-Sectional Studies; Disease Progression; Europe; Female; Homocystinuria; Humans; Infant; Infant, Newborn; Male; Methylation; Methylenetetrahydrofolate Reductase (NADPH2); Methylmalonic Acid; Muscle Spasticity; Phenotype; Pregnancy; Psychotic Disorders; Registries; Retrospective Studies; Vitamin B 12; Young Adult	2019
Methylmalonic Acid and Homocysteine as Indicators of Vitamin B12 Deficiency in Patients with Gastric Cancer after Gastrectomy. Nutrients, 2019, Feb-21, Volume: 11, Issue:2 Topics: Adult; Aged; Biomarkers; Female; Gastrectomy; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Postoperative Complications; Retrospective Studies; Stomach Neoplasms; Vitamin B 12; Vitamin B 12 Deficiency	2019
Patterns and utility of vitamin B12 and folate testing in patients with isolated thrombocytopenia. Annals of hematology, 2019, Volume: 98, Issue:8 Topics: Adult; Aged; Aged, 80 and over; Diagnostic Tests, Routine; Female; Folic Acid; Folic Acid Deficiency; Humans; Male; Methylmalonic Acid; Middle Aged; Procedures and Techniques Utilization; Purpura, Thrombocytopenic, Idiopathic; Sarcoidosis; Thrombocytopenia; Unnecessary Procedures; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2019
Homocysteine Metabolism in Children and Adolescents: Influence of Age on Plasma Biomarkers and Correspondent Genotype Interactions. Nutrients, 2019, Mar-16, Volume: 11, Issue:3 Topics: Adolescent; Age Factors; Biomarkers; Child; Female; Folic Acid; Genotype; Homocysteine; Humans; Male; Methylenetetrahydrofolate Reductase (NADPH2); Methylmalonic Acid; Polymerase Chain Reaction; Polymorphism, Restriction Fragment Length; Vitamin B 12; Vitamin B Complex	2019
Investigating vitamin B12 deficiency. BMJ (Clinical research ed.), 2019, May-10, Volume: 365 Topics: Adult; Aged; Biomarkers; Female; Folic Acid; Health Surveys; Homocysteine; Humans; Infant; Malabsorption Syndromes; Male; Malnutrition; Methylmalonic Acid; Physical Examination; Practice Guidelines as Topic; Pregnancy; Referral and Consultation; Risk Factors; United Kingdom; Vitamin B 12; Vitamin B 12 Deficiency; Vulnerable Populations	2019
Reference intervals for serum total vitamin B12 and holotranscobalamin concentrations and their change points with methylmalonic acid concentration to assess vitamin B12 status during early and mid-pregnancy. Clinical chemistry and laboratory medicine, 2019, Oct-25, Volume: 57, Issue:11 Topics: Adult; Biomarkers; Female; Humans; Methylmalonic Acid; Pregnancy; Reference Values; Transcobalamins; Vitamin B 12; Young Adult	2019
Age-specific reference ranges are needed to interpret serum methylmalonic acid concentrations in the US population. The American journal of clinical nutrition, 2019, 07-01, Volume: 110, Issue:1 Topics: Adolescent; Adult; Age Factors; Aged; Aged, 80 and over; Biomarkers; Ethnicity; Female; Humans; Kidney; Male; Methylmalonic Acid; Middle Aged; Nutrition Surveys; Reference Values; Sensitivity and Specificity; United States; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2019
[Appropriate implementation of automated reflex testing]. Lakartidningen, 2019, Apr-02, Volume: 116 Topics: Clinical Laboratory Techniques; Diagnostic Tests, Routine; Humans; Methylmalonic Acid; Models, Theoretical; Primary Health Care; Sweden; Thyrotropin; Vitamin B 12	2019
A genetic epidemiological study in British adults and older adults shows a high heritability of the combined indicator of vitamin B The Journal of nutritional biochemistry, 2019, Volume: 70 Topics: Adult; Aged; Aged, 80 and over; Alkyl and Aryl Transferases; Biomarkers; Energy Metabolism; Female; Ferredoxin-NADP Reductase; Genome-Wide Association Study; Homocysteine; Humans; Male; Metabolism, Inborn Errors; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Middle Aged; Mitochondria; Molecular Epidemiology; Polymorphism, Single Nucleotide; Thiolester Hydrolases; Transcobalamins; Valine; Vitamin B 12	2019
Supraphysiological vitamin B12 serum concentrations without supplementation: the pitfalls of interpretation. QJM : monthly journal of the Association of Physicians, 2020, Sep-01, Volume: 113, Issue:9 Topics: Dietary Supplements; Humans; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	2020
Genome and RNA sequencing in patients with methylmalonic aciduria of unknown cause. Genetics in medicine : official journal of the American College of Medical Genetics, 2020, Volume: 22, Issue:2 Topics: Amino Acid Metabolism, Inborn Errors; Base Sequence; Cell Line; Exome Sequencing; Female; Fibroblasts; High-Throughput Nucleotide Sequencing; Humans; Infant; Infant, Newborn; Male; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Mutation; Sequence Analysis, RNA; Vitamin B 12	2020
Serum Vitamin B12 and Methylmalonic Acid Status in Migraineurs: A Case-Control Study. Headache, 2019, Volume: 59, Issue:9 Topics: Adolescent; Adult; Anthropometry; Case-Control Studies; Cost of Illness; Disease Progression; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Migraine Disorders; Nutritional Status; Pain Measurement; Social Class; Vitamin B 12; Young Adult	2019
Isolated subacute combined degeneration in late-onset cobalamin C deficiency in children: Two case reports and literature review. Medicine, 2019, Volume: 98, Issue:39 Topics: Adolescent; Ataxia; Brain; Carrier Proteins; Child; Female; Homocysteine; Homocystinuria; Humans; Injections, Intravenous; Late Onset Disorders; Magnetic Resonance Imaging; Male; Methylmalonic Acid; Mutation; Oxidoreductases; Subacute Combined Degeneration; Treatment Outcome; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B Complex	2019
Assessment of cellular cobalamin metabolism in Gaucher disease. BMC medical genetics, 2020, 01-13, Volume: 21, Issue:1 Topics: beta-Glucosidase; Cell Culture Techniques; Female; Fibroblasts; Gaucher Disease; Glucosylceramidase; Homocysteine; Humans; Lysosomes; Male; Methylmalonic Acid; Mutation; Phenotype; Saposins; Transcobalamins; Vitamin B 12	2020
Normal serum cobalamin levels do not exclude the diagnosis of pernicious anaemia: a case report. Family practice, 2020, 02-19, Volume: 37, Issue:1 Topics: Anemia, Pernicious; Female; Folic Acid Deficiency; Gastritis, Atrophic; Homocysteine; Humans; Hydroxocobalamin; Methylmalonic Acid; Middle Aged; Tetrahydrofolates; Vitamin B 12; Vitamin B Complex	2020
Paradoxical Elevation of Both Serum B12 and Methylmalonic Acid Levels in Assessing B12 Status in Children With Short-Bowel Syndrome. JPEN. Journal of parenteral and enteral nutrition, 2020, Volume: 44, Issue:7 Topics: Adolescent; Child; Child, Preschool; Humans; Infant; Methylmalonic Acid; Retrospective Studies; Short Bowel Syndrome; Vitamin B 12; Vitamin B 12 Deficiency	2020
Association of vitamin B12, methylmalonic acid, and functional parameters. The Netherlands journal of medicine, 2020, Volume: 78, Issue:1 Topics: Adult; Aged; Cognition; Cognitive Dysfunction; Female; Hand Strength; Humans; Male; Methylmalonic Acid; Middle Aged; Nutrition Surveys; United States; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2020
Vitamin B12. The Netherlands journal of medicine, 2020, Volume: 78, Issue:1 Topics: Humans; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	2020
Diagnostic Accuracy of Holotranscobalamin, Vitamin B12, Methylmalonic Acid, and Homocysteine in Detecting B12 Deficiency in a Large, Mixed Patient Population. Disease markers, 2020, Volume: 2020 Topics: Adult; Aged; Biomarkers; Cohort Studies; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Middle Aged; Retrospective Studies; ROC Curve; Sensitivity and Specificity; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2020
Assessment of folate and cobalamin concentrations in relation to their dependent intracellular metabolites in serum of pigs between 6 and 26 weeks of age. Research in veterinary science, 2020, Volume: 130 Topics: Animals; Cytoplasm; Folic Acid; Homocysteine; Methylmalonic Acid; Serum; Sus scrofa; Vitamin B 12	2020
Functional vitamin B12 deficiency in phenylketonuria patients and healthy controls: An evaluation with combined indicator of vitamin B12 status as a biochemical index. Annals of clinical biochemistry, 2020, Volume: 57, Issue:4 Topics: Adolescent; Biomarkers; Case-Control Studies; Child; Child, Preschool; Female; Folic Acid; Homocysteine; Humans; Male; Methylmalonic Acid; Phenylketonurias; Vitamin B 12; Vitamin B 12 Deficiency	2020
Delineating the clinical spectrum of isolated methylmalonic acidurias: cblA and mut. Journal of inherited metabolic disease, 2021, Volume: 44, Issue:1 Topics: Amino Acid Metabolism, Inborn Errors; Child; Cross-Sectional Studies; Female; Glomerular Filtration Rate; Humans; Kidney Failure, Chronic; Male; Metabolism, Inborn Errors; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Mitochondrial Membrane Transport Proteins; Mutation; Vitamin B 12	2021
Efficacy of intramuscular hydroxocobalamin supplementation in cats with cobalamin deficiency and gastrointestinal disease. Journal of veterinary internal medicine, 2020, Volume: 34, Issue:5 Topics: Animals; Cat Diseases; Cats; Dietary Supplements; Gastrointestinal Diseases; Hydroxocobalamin; Methylmalonic Acid; Prospective Studies; Vitamin B 12; Vitamin B 12 Deficiency	2020
Diagnostic Characteristics of 3-Parameter and 2-Parameter Equations for the Calculation of a Combined Indicator of Vitamin B12 Status to Predict Cobalamin Deficiency in a Large Mixed Patient Population. Clinical laboratory, 2020, Oct-01, Volume: 66, Issue:10 Topics: Biomarkers; Homocysteine; Humans; Methylmalonic Acid; ROC Curve; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2020
Test utilization for the diagnosis of vitamin B12 and folate deficiency in local clinics in Korea. Journal of clinical laboratory analysis, 2020, Volume: 34, Issue:11 Topics: Adult; Anemia, Macrocytic; Blood Chemical Analysis; Erythrocyte Indices; Folic Acid; Folic Acid Deficiency; Hematologic Tests; Homocysteine; Humans; Methylmalonic Acid; Republic of Korea; Retrospective Studies; Vitamin B 12; Vitamin B 12 Deficiency	2020
Methylmalonic acid, vitamin B12, renal function, and risk of all-cause mortality in the general population: results from the prospective Lifelines-MINUTHE study. BMC medicine, 2020, 12-10, Volume: 18, Issue:1 Topics: Aged; Female; Humans; Kidney; Kidney Function Tests; Male; Methylmalonic Acid; Middle Aged; Mortality; Prospective Studies; Vitamin B 12; Vitamin B 12 Deficiency	2020
The relationship between exacerbated diabetic peripheral neuropathy and metformin treatment in type 2 diabetes mellitus. Scientific reports, 2021, 01-21, Volume: 11, Issue:1 Topics: Diabetes Mellitus, Type 2; Diabetic Neuropathies; Female; Homocysteine; Humans; Male; Metformin; Methylmalonic Acid; Middle Aged; Peripheral Nervous System Diseases; Risk Factors; Vitamin B 12	2021
A high frequency and geographical distribution of MMACHC R132* mutation in children with cobalamin C defect. Amino acids, 2021, Volume: 53, Issue:2 Topics: Adolescent; Child; Child, Preschool; Exons; Female; Homocysteine; Humans; India; Infant; Infant, Newborn; Male; Methylmalonic Acid; Oxidoreductases; Point Mutation; Vitamin B 12; Vitamin B 12 Deficiency	2021
Cross-sectional association between vitamin B12 status and probable postpartum depression in Indian women. BMC pregnancy and childbirth, 2021, Feb-17, Volume: 21, Issue:1 Topics: Adolescent; Adult; Cesarean Section; Cross-Sectional Studies; Depression, Postpartum; Diet; Female; Homocysteine; Humans; India; Methylmalonic Acid; Pregnancy; Pregnancy, Unplanned; Risk Factors; S-Adenosylmethionine; Serotonin; Social Class; Tetrahydrofolates; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2021
Value of amniotic fluid homocysteine assay in prenatal diagnosis of combined methylmalonic acidemia and homocystinuria, cobalamin C type. Orphanet journal of rare diseases, 2021, 03-10, Volume: 16, Issue:1 Topics: Amino Acid Metabolism, Inborn Errors; Amniotic Fluid; Female; Homocysteine; Homocystinuria; Humans; Methylmalonic Acid; Oxidoreductases; Pregnancy; Prenatal Diagnosis; Reproducibility of Results; Retrospective Studies; Vitamin B 12	2021
Cardiovascular manifestations of intermediate and major hyperhomocysteinemia due to vitamin B12 and folate deficiency and/or inherited disorders of one-carbon metabolism: a 3.5-year retrospective cross-sectional study of consecutive patients. The American journal of clinical nutrition, 2021, 05-08, Volume: 113, Issue:5 Topics: Adult; Cardiovascular Diseases; Child, Preschool; Cross-Sectional Studies; Female; Folic Acid; Folic Acid Deficiency; Homocysteine; Humans; Hyperhomocysteinemia; Male; Metabolism, Inborn Errors; Methylmalonic Acid; Middle Aged; Retrospective Studies; Vitamin B 12	2021
Cobalamin J disease detected on newborn screening: Novel variant and normal neurodevelopmental course. American journal of medical genetics. Part A, 2021, Volume: 185, Issue:6 Topics: Amino Acid Metabolism, Inborn Errors; ATP-Binding Cassette Transporters; Female; Genetic Predisposition to Disease; Homocystinuria; Humans; Infant; Infant, Newborn; Male; Methylmalonic Acid; Mutation; Neonatal Screening; Vitamin B 12; Vitamin B 12 Deficiency	2021
Maternal vitamin B12 deficiency and perinatal outcomes in southern India. PloS one, 2021, Volume: 16, Issue:4 Topics: Adult; Biomarkers; Cohort Studies; Female; Folic Acid; Humans; India; Infant, Newborn; Maternal Nutritional Physiological Phenomena; Methylmalonic Acid; Pregnancy; Prospective Studies; Vitamin B 12; Vitamin B 12 Deficiency	2021
[Cobalamin in the complex treatment and prevention of cognitive impairment]. Zhurnal nevrologii i psikhiatrii imeni S.S. Korsakova, 2021, Volume: 121, Issue:3 Topics: Aged; Biomarkers; Cognitive Dysfunction; Female; Folic Acid; Humans; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	2021
Implementation of second-tier tests in newborn screening for the detection of vitamin B Orphanet journal of rare diseases, 2021, 04-30, Volume: 16, Issue:1 Topics: Homocysteine; Humans; Infant, Newborn; Methylmalonic Acid; Neonatal Screening; Propionic Acidemia; Vitamin B 12; Vitamin B 12 Deficiency; Vitamins	2021
Genetic variants modify the associations of concentrations of methylmalonic acid, vitamin B-12, vitamin B-6, and folate with bone mineral density. The American journal of clinical nutrition, 2021, 08-02, Volume: 114, Issue:2 Topics: Adolescent; Adult; Aged; Bone Density; Child; Child, Preschool; Female; Folic Acid; Genetic Variation; Genotype; Humans; Male; Methylmalonic Acid; Middle Aged; Vitamin B 12; Vitamin B 6; Vitamin B Complex; Young Adult	2021
The marker of cobalamin deficiency, plasma methylmalonic acid, may help identifying lysosomal iron trapping in patients. Its possible utility for heart failure. Redox biology, 2021, Volume: 44 Topics: Heart Failure; Homocysteine; Humans; Iron; Lysosomes; Methylmalonic Acid; Vitamin B 12	2021
Absence of MMACHC in peripheral retinal cells does not lead to an ocular phenotype in mice. Biochimica et biophysica acta. Molecular basis of disease, 2021, 10-01, Volume: 1867, Issue:10 Topics: Adolescent; Adult; Aged; Aged, 80 and over; Amino Acid Metabolism, Inborn Errors; Animals; Female; Homocysteine; Homocystinuria; Humans; Male; Methylmalonic Acid; Mice; Mice, Inbred BALB C; Mice, Inbred C57BL; Mice, Transgenic; Middle Aged; Mutation; Oxidoreductases; Phenotype; Retina; Retinal Degeneration; Vitamin B 12; Young Adult	2021
Clinical relevance of testing for metabolic vitamin B12 deficiency in patients with polyneuropathy. Nutritional neuroscience, 2022, Volume: 25, Issue:12 Topics: Homocysteine; Humans; Methylmalonic Acid; Polyneuropathies; Retrospective Studies; Vitamin B 12; Vitamin B 12 Deficiency	2022
The roles of homocysteinemia and methylmalonic acidemia in kidney injury in atypical hemolytic uremic syndrome caused by cobalamin C deficiency. Pediatric nephrology (Berlin, Germany), 2022, Volume: 37, Issue:6 Topics: Acute Kidney Injury; Amino Acid Metabolism, Inborn Errors; Atypical Hemolytic Uremic Syndrome; Female; Homocysteine; Humans; Hyperhomocysteinemia; Infant, Newborn; Kidney; Methylmalonic Acid; Oxidoreductases; Thrombotic Microangiopathies; Vitamin B 12; Vitamin B 12 Deficiency	2022
Cobalamin Intake and Related Biomarkers: Examining Associations With Mortality Risk Among Adults With Type 2 Diabetes in NHANES. Diabetes care, 2022, 02-01, Volume: 45, Issue:2 Topics: Adult; Biomarkers; Diabetes Mellitus, Type 2; Humans; Methylmalonic Acid; Nutrition Surveys; Vitamin B 12; Vitamin B 12 Deficiency	2022
Vitamin B Acta clinica Belgica, 2022, Volume: 77, Issue:6 Topics: Creatinine; Homocysteine; Humans; Methylmalonic Acid; Nitrous Oxide; Vitamin B 12; Vitamin B 12 Deficiency; Vitamins	2022
Genetic testing is necessary for correct diagnosis and treatment in patients with isolated methylmalonic aciduria: a case report. BMC pediatrics, 2021, 12-16, Volume: 21, Issue:1 Topics: Amino Acid Metabolism, Inborn Errors; Genetic Testing; Humans; Infant, Newborn; Methylmalonic Acid; Methylmalonyl-CoA Mutase; Vitamin B 12	2021
Reference intervals for plasma vitamin B12 and plasma/serum methylmalonic acid in Danish children, adults and elderly. Clinica chimica acta; international journal of clinical chemistry, 2022, Jan-15, Volume: 525 Topics: Adult; Aged; Child; Denmark; Folic Acid; Homocysteine; Humans; Methylmalonic Acid; Reference Values; Vitamin B 12; Vitamin B 12 Deficiency	2022
[Methylmalonic acid: Specific marker of chronic nitrous oxide abuse?] La Revue de medecine interne, 2022, Volume: 43, Issue:3 Topics: Humans; Methylmalonic Acid; Nitrous Oxide; Vitamin B 12; Vitamin B 12 Deficiency	2022
Does Metformin Treatment in Pediatric Population Cause Vitamin B12 Deficiency? Klinische Padiatrie, 2022, Volume: 234, Issue:4 Topics: Adolescent; Child; Diabetes Mellitus, Type 2; Female; Homocysteine; Humans; Male; Metabolic Syndrome; Metformin; Methylmalonic Acid; Prospective Studies; Transcobalamins; Vitamin B 12; Vitamin B 12 Deficiency	2022
A case of vitamin B12 deficiency neurological syndrome in a young adult due to late-onset cobalamin C (CblC) deficiency: a diagnostic challenge. Biochemia medica, 2022, Jun-15, Volume: 32, Issue:2 Topics: Adult; Female; Folic Acid; Humans; Methylmalonic Acid; Nervous System Diseases; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2022
Vitamin B-12 malabsorption and renal function are critical considerations in studies of folate and vitamin B-12 interactions in cognitive performance: NHANES 2011-2014. The American journal of clinical nutrition, 2022, 07-06, Volume: 116, Issue:1 Topics: Aged; Cognition; Dietary Supplements; Folic Acid; Homocysteine; Humans; Kidney; Methylmalonic Acid; Nutrition Surveys; Vitamin B 12; Vitamin B 12 Deficiency; Vitamins	2022
Very long-term outcomes in 23 patients with cblA type methylmalonic acidemia. Journal of inherited metabolic disease, 2022, Volume: 45, Issue:5 Topics: Adult; Amino Acid Metabolism, Inborn Errors; Child; Humans; Intellectual Disability; Kidney Failure, Chronic; Methylmalonic Acid; Retrospective Studies; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2022
Pregnancy homocysteine and cobalamin status predict childhood metabolic health in the offspring. Pediatric research, 2023, Volume: 93, Issue:3 Topics: Birth Weight; Child; Female; Folic Acid; Homocysteine; Humans; Male; Methylmalonic Acid; Pregnancy; Prospective Studies; Vitamin B 12; Vitamin B 12 Deficiency	2023
Nitrous oxide in labour predicted newborn screening total homocysteine and is a potential risk factor for infant vitamin B12 deficiency. Acta paediatrica (Oslo, Norway : 1992), 2022, Volume: 111, Issue:12 Topics: Case-Control Studies; Homocysteine; Humans; Infant; Infant, Newborn; Methylmalonic Acid; Neonatal Screening; Nitrous Oxide; Risk Factors; Vitamin B 12; Vitamin B 12 Deficiency	2022
Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke, 2022, 09-06, Volume: 142, Issue:12 Topics: Dietary Supplements; Folic Acid; Humans; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	2022
Clinical characteristics and genotype analysis of five infants with cblX type of methylmalonic acidemia. Zhejiang da xue xue bao. Yi xue ban = Journal of Zhejiang University. Medical sciences, 2022, Jun-25, Volume: 51, Issue:3 Topics: Acetylcarnitine; Amino Acid Metabolism, Inborn Errors; China; Drug Resistant Epilepsy; Female; Genotype; Homocysteine; Host Cell Factor C1; Humans; Infant; Infant, Newborn; Male; Methylmalonic Acid; Vitamin B 12	2022
Simultaneous estimation of total homocysteine and methylmalonic-acid using LC-MS/MS: Clinical application in adult and pediatric. Analytical biochemistry, 2022, 12-15, Volume: 659 Topics: Adult; Biomarkers; Child; Chromatography, Liquid; Folic Acid; Homocysteine; Humans; Methylmalonic Acid; Pediatrics; Tandem Mass Spectrometry; Vitamin B 12	2022
Elevated methylmalonic acid as an acquired inborn error of metabolism in a domino liver transplant recipient. Clinica chimica acta; international journal of clinical chemistry, 2022, 12-01, Volume: 537 Topics: Amino Acid Metabolism, Inborn Errors; Humans; Methylmalonic Acid; Transplant Recipients; Vitamin B 12	2022
Acquired Vitamin B12 Deficiency in Newborns: Positive Impact on Newborn Health through Early Detection. Nutrients, 2022, Oct-20, Volume: 14, Issue:20 Topics: Biomarkers; Early Diagnosis; Female; Homocysteine; Humans; Hydroxocobalamin; Infant; Infant Health; Infant, Newborn; Male; Methylmalonic Acid; Pregnancy; Vitamin B 12; Vitamin B 12 Deficiency	2022
Pearls & Oy-sters: Late-Onset Cobalamin C Deficiency Presenting With Subacute Combined Degeneration. Neurology, 2023, 03-07, Volume: 100, Issue:10 Topics: Adult; Amino Acid Metabolism, Inborn Errors; Child; Female; Humans; Methylmalonic Acid; Spinal Cord Diseases; Subacute Combined Degeneration; Vitamin B 12; Vitamin B 12 Deficiency; Young Adult	2023
[A Method for Quantitative Determination of Amino Acids and Organic Acids in Trace Random Urine and Preliminary Application in Research on Vitamin B12 Nutritional Status and Related Metabolism]. Zhongguo yi xue ke xue yuan xue bao. Acta Academiae Medicinae Sinicae, 2022, Volume: 44, Issue:6 Topics: Amino Acids; Child; Chromatography, High Pressure Liquid; Humans; Limit of Detection; Methylmalonic Acid; Nutritional Status; Tandem Mass Spectrometry; Vitamin B 12; Vitamin B 12 Deficiency	2022
Comparison of biomarker for diagnosis of nitrous oxide abuse: challenge of cobalamin metabolic parameters, a retrospective study. Journal of neurology, 2023, Volume: 270, Issue:4 Topics: Biomarkers; Humans; Methylmalonic Acid; Nitrous Oxide; Retrospective Studies; Substance-Related Disorders; Vitamin B 12; Vitamin B 12 Deficiency	2023
Functional vitamin B12 deficiency: Improving methylmalonic acid reference intervals in urine. Clinica chimica acta; international journal of clinical chemistry, 2023, Apr-01, Volume: 544 Topics: Biomarkers; Female; Humans; Methylmalonic Acid; Pregnancy; Prospective Studies; Vitamin B 12; Vitamin B 12 Deficiency	2023
Feline hyperammonemia associated with functional cobalamin deficiency: A case report. The Canadian veterinary journal = La revue veterinaire canadienne, 2023, Volume: 64, Issue:5 Topics: Amino Acids; Ammonia; Animals; Cat Diseases; Cats; Female; Hyperammonemia; Methylmalonic Acid; Urea; Vitamin B 12; Vitamin B 12 Deficiency	2023
Markers of Vitamin B12 Status in Relation to Cerebrospinal Fluid Biomarkers of Alzheimer's Disease and Cognitive Performance. Annals of neurology, 2023, Volume: 94, Issue:2 Topics: Alzheimer Disease; Amyloid beta-Peptides; Biomarkers; Cognition; Cognitive Dysfunction; Humans; Methylmalonic Acid; Vitamin B 12; Vitamin B 12 Deficiency	2023
The association between methylmalonic acid, a biomarker of mitochondria dysfunction, and phenotypic age acceleration: A population-based study. Archives of gerontology and geriatrics, 2024, Volume: 117 Topics: Aged; Biomarkers; Cross-Sectional Studies; Female; Homocysteine; Humans; Male; Methylmalonic Acid; Nutrition Surveys; Vitamin B 12; Vitamin B 12 Deficiency	2024
Late-onset cblC defect: clinical, biochemical and molecular analysis. Orphanet journal of rare diseases, 2023, 09-28, Volume: 18, Issue:1 Topics: Adolescent; Adult; Amino Acid Metabolism, Inborn Errors; Carnitine; Child; Child, Preschool; Homocystinuria; Humans; Methylmalonic Acid; Mutation; Oxidoreductases; Vitamin B 12; Young Adult	2023
Methylmalonic acid, vitamin B12, and mortality risk in patients with preexisting coronary heart disease: a prospective cohort study. Nutrition journal, 2023, Nov-29, Volume: 22, Issue:1 Topics: Adult; Aged; Cardiovascular Diseases; Humans; Male; Methylmalonic Acid; Nutrition Surveys; Prospective Studies; Vitamin B 12; Vitamin B 12 Deficiency	2023