homocysteine has been researched along with pyridoxal phosphate in 146 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 29 (19.86) | 18.7374 |
| 1990's | 29 (19.86) | 18.2507 |
| 2000's | 56 (38.36) | 29.6817 |
| 2010's | 27 (18.49) | 24.3611 |
| 2020's | 5 (3.42) | 2.80 |
| Authors | Studies |
|---|---|
| Abe, K; Ressler, C | 1 |
| Ngo, TT; Tunnicliff, G | 1 |
| Boers, GH; Eskes, TK; Steegers, EA; Steegers-Theunissen, RP; Thomas, CM; Trijbels, FJ | 1 |
| Andersson, A; Brattström, L; Hamfelt, A; Hultberg, B; Isaksson, A; Israelsson, B | 1 |
| Brattström, L; Hamfelt, A; Israelsson, B; Lindgren, A; Malinow, MR; Norrving, B; Upson, B | 1 |
| Barrett, J; Walker, J | 1 |
| Lapin, IP; Ryzhov, IV | 1 |
| Egbuta, JO; Griffiths, R | 1 |
| Chatagner, F; de Billy, G; Ipaktchi, M; Lefauconnier, JM; Portemer, C | 1 |
| Botsford, JL; Parks, LW | 1 |
| Nakashima, K; Ogino, K | 1 |
| Parker, CM; Smith, GG; Sprince, H | 1 |
| Pestaña, A; Sandoval, IV; Sols, A | 1 |
| Conerly, EB; Mudd, SH; Uhlendorf, BW | 1 |
| Barboza, V; Fernandez, E; Pulgar, J | 1 |
| Florentiev, VL; Goryachenkova, EV; Polyakova, LA; Yefremova, LL | 1 |
| De Marco, C; Fadda, MB; Rinaldi, A | 1 |
| Beratis, NG; Fleisher, LD; Gaull, GE; Hirschhorn, K; Tallan, HH | 1 |
| Braunstein, AE; Goryachenkova, EV; Tolosa, EA; Willhardt, IH; Yefremova, LL | 1 |
| Flavin, M; Guggenheim, S | 1 |
| Abbott, EH; Martell, AE | 1 |
| Chalmers, FT; Finkelstein, JD | 1 |
| Gilmour, DG; Manowitz, P; Racevskis, J | 1 |
| De Marco, C; Rinaldi, A | 1 |
| Giovanelli, J; Mudd, SH | 1 |
| Brown, FC; Gordon, PH | 1 |
| Pittoni, A; Rubaltelli, FF | 1 |
| Dewhurst, IC; Ekuwem, CE; Griffiths, R; O'Neill, C; Sinclair, CD; Williams, DC | 1 |
| Dwivedi, CM; Ragin, RC; Uren, JR | 1 |
| Morzycka, E; Paszewski, A | 1 |
| Applegarth, DA; Seccombe, D; Vallance, HD | 1 |
| Green, R; Gupta, A; Kottke-Marchant, K; Mayer, EL; Miller, DP; Nissen, SE; Robinson, K; Savon, SR; Selhub, J; van Lente, F | 1 |
| Dalery, K; Davignon, J; Genest, J; Latour, Y; Lussier-Cacan, S; Selhub, J | 1 |
| Belanger, AJ; Bostom, AG; D'Agostino, RB; Jacques, PF; O'Leary, DH; Rosenberg, IH; Schaefer, EJ; Selhub, J; Wilson, PW; Wolf, PA | 1 |
| Douce, R; Droux, M; Ravanel, S | 2 |
| Bukovska, G; Kery, V; Kraus, JP | 1 |
| Jacques, PF; Rosenberg, IH; Rush, D; Selhub, J; Wilson, PW | 1 |
| Chasan-Taber, L; Hennekens, CH; Malinow, MR; Rosenberg, IH; Selhub, J; Stampfer, MJ; Terry, P; Tishler, PV; Willett, W | 1 |
| Davignon, J; Genest, J; Lussier-Cacan, S; Piolot, A; Selhub, J; Xhignesse, M | 1 |
| Arnadottir, M; Hultberg, B; Nilsson-Ehle, P; Thysell, H | 1 |
| Freedberg, RS; Hess, DL; Katz, ES; Konecky, N; Kronzon, I; Leung, B; Malinow, MR; Perez, J; Rosenzweig, BP; Tunick, PA; Upson, B | 1 |
| Grobbee, DE; Kok, FJ; Kruyssen, DA; Refsum, H; Schouten, EG; Ueland, PM; Verhoef, P; Witteman, JC | 1 |
| Dierkes, J; Kroesen, M; Pietrzik, K | 1 |
| Brants, HA; Brussaard, JH; Kistemaker, C; Löwik, MR; van den Berg, H | 1 |
| Bemelmans, W; Brants, HA; Brussaard, JH; Löwik, MR; van den Berg, H | 1 |
| Davis, CE; Eckfeldt, JH; Folsom, AR; Hess, DL; Malinow, MR; McGovern, PG; Nieto, FJ; Tsai, MY | 1 |
| Han, Q; Hoffman, RM; Lenz, M; Miljkovic, D; Sun, X; Tan, X; Tan, Y; Tang, L; Xu, M | 1 |
| Comstock, GW; Helzlsouer, KJ; Hoffman, SC; Nadeau, MR; Selhub, J; Wu, K | 1 |
| Odekerken, DA; Rakic, M; Sijbrands, EJ; Silberbusch, J; Slaats, EH; Smulders, YM; Stehouwer, CD; Treskes, M | 1 |
| Bates, CJ; Berge, T; Drabløs, PA; Hervig, T; Hetland, O; Kristensen, O; Mansoor, MA; Osland, A; Pentieva, K; Rolfsen, S; Vefring, H | 1 |
| Bates, CJ; Finch, S; Mansoor, MA; Pentieva, KD; Prentice, A | 1 |
| Aras, O; Bignell, M; Hanson, NQ; Tsai, MY; Yang, F | 1 |
| Feussner, A; Hailer, S; Keller, C; Spengel, FA; Weiss, N; Wolfram, G | 1 |
| Banerjee, R; Kabil, O | 1 |
| James, SJ; Melnyk, S; Pogribna, M; Pogribny, IP; Yi, P | 1 |
| Cuskelly, GJ; Gregory, JF; Martinez, M; Toth, JP; Williamson, J | 1 |
| Appel, LJ; Erlinger, T; Jee, SH; Lin, PH; Miller, ER; Nadeau, MR; Selhub, J; Stolzenberg-Solomon, R | 1 |
| Finkelstein, JD | 1 |
| Bruno, S; Burkhard, P; Janosik, M; Kraus, JP; Mozzarelli, A; Schiaretti, F | 1 |
| Geadah, D; Leblanc, M; Ouimet, D; Pichette, V | 1 |
| Bang, BK; Bostom, AG; Dwyer, JT; Han, H; Jacques, PF; Kim, YS; Park, JH; Selhub, J | 1 |
| Blumberg, JB; Dallal, G; McKay, DL; Perrone, G; Rasmussen, H | 1 |
| Banerjee, R; Green, EL; Loehr, TM; Taoka, S | 1 |
| Bostom, AG; Jacques, PF; Rich, S; Rosenberg, IH; Selhub, J; Wilson, PW | 1 |
| Friso, S; Jacques, PF; Rosenberg, IH; Selhub, J; Wilson, PW | 1 |
| Johnston, KE; Nagy, TR; Secor, SM; Tamura, T | 1 |
| Goodman, JE; Helzlsouer, KJ; Lavigne, JA; Selhub, J; Strickland, PT; Wu, K; Yager, JD | 1 |
| Bostom, AG; Jacques, PF; König, P; Kraatz, G; Kronenberg, F; Kuen, E; Lhotta, K; Mann, JF; Müller, GA; Neyer, U; Riegel, W; Riegler, P; Ritz, E; Schwenger, V; Selhub, J | 1 |
| Bankson, DD; Coburn, SP; Lindner, A; Mahuren, JD; Stehman-Breen, C | 1 |
| Bosy-Westphal, A; Czech, N; Holzapfel, A; Müller, MJ | 1 |
| Dunn, MF; Jhee, KH; McPhie, P; Miles, EW; Niks, D | 1 |
| Green, R; Jagust, WJ; Miller, JW; Mungas, DM; Reed, BR | 1 |
| Grännö, C; Grant, C; Grehn, S; Hallert, C; Hultén, S; Midhagen, G; Ström, M; Svensson, H; Valdimarsson, T | 1 |
| Abdelfatah, A; Chalopin, JM; Ducloux, D; Gibey, R; Motte, G; Nguyen, NU | 1 |
| Cooper, KH; Earnest, C; Marks, A; Mitchell, TL | 1 |
| Beck, GJ; Greene, T; Kusek, JW; Levey, AS; Sarnak, MJ; Selhub, J; Wang, SR | 1 |
| Akdağ-Köse, A; Bekpinar, S; Genç, S; Göğüş, F; Koçak, H; Unlüçerçi, Y | 1 |
| Bagley, PJ; Chiang, EP; Nadeau, M; Roubenoff, R; Selhub, J | 1 |
| Feldman, RG; Miller, JW; Nadeau, MR; Selhub, J; Thomas, CA; Wolf, PA | 1 |
| Barron, M; Furie, KL; Kelly, PJ; Kistler, JP; Lee, H; Mandell, R; Shih, VE | 1 |
| Ballantyne, CM; Boland, LL; Chambless, LE; Desvarieux, M; Folsom, AR; Nieto, FJ | 1 |
| LANGER, BW | 1 |
| FLAVIN, M; SLAUGHTER, C | 2 |
| Blom, HJ; Merkus, HM; Steegers-Theunissen, RP; Swinkels, DW; van Rooij, IA | 1 |
| Atassi, N; Barron, M; Furie, KL; Kelly, PJ; Kistler, JP; Lee, H; Mandell, R; Shih, VE; Silveira, S | 1 |
| Nishio, I; Tsuda, K | 1 |
| Erglis, A; Fuchs, D; Jegere, S; Jurika, E; Kalnins, U; Rudzite, V; Silava, A; Trusinskis, K | 1 |
| Hartmann, B; Krems, C; Lührmann, PM; Neuhäuser-Berthold, M; Strassburg, A | 1 |
| Tamura, T; Turnlund, JR | 1 |
| Boeing, H; Dierkes, J; Drogan, D; Klipstein-Grobusch, K; Luley, C; Wans, S | 1 |
| Aitken, SM; Kirsch, JF | 1 |
| Alber, D; Alberto, JM; Berthelot, A; Demougeot, C; Figard, H; Gaume, V; Gueant, JL; Guilland, JC; Mougin, F | 1 |
| Coats, BS; Davis, SR; Gregory, JF; Quinlivan, EP; Scheer, JB; Stacpoole, PW | 1 |
| Bochicchio, D; Bordoni, A; Cabrini, L; Maranesi, M; Marchetti, M; Sassi, S | 1 |
| Brancato, R; D'Angelo, A; Fattorini, A; Lattanzio, R; Ramoni, A; Sampietro, F | 1 |
| Coker, I; Karaguzel, O; Ozdamar, O; Sener, U; Topbas, M; Zorlu, Y | 1 |
| Chen, X; Fazlieva, R; Kruger, WD; Wang, L | 1 |
| Attilakos, A; Garoufi, A; Katsarou, E; Mastroyianni, S; Papakonstantinou, E; Schulpis, K; Voudris, K | 1 |
| Davy, SR; Driskell, JA; Giraud, DW; Lora, KR | 1 |
| Jakubowski, H | 1 |
| Elmadfa, I; Genser, D; Majchrzak, D; Männer, M; Rust, P; Singer, I; Wagner, KH | 1 |
| Boeing, H; Dierkes, J; Klipstein-Grobusch, K; Luley, C; Möhlig, M; Spranger, J; Weikert, C; Westphal, S | 1 |
| Fletcher, KA; Gates, AT; Lowry, M; Murugeshu, A; Robinson, JW; Rusin, O; Strongin, RM; Warner, IM | 1 |
| Guo, KP; Jia, XM; Kai, L; Li, X; Ma, XH; Ma, Y; Xu, XH; Zhao, WF | 1 |
| Cheng, CH; Chou, MC; Ho, CC; Huang, YC; Liaw, YP; Lin, PT; Tsai, TP | 1 |
| Manore, MM; Woolf, K | 1 |
| Jacques, PF; Morris, MS; Picciano, MF; Selhub, J | 1 |
| Boxmeer, JC; Lindemans, J; Macklon, NS; Martini, E; Steegers, EA; Steegers-Theunissen, RP; Wildhagen, MF | 1 |
| Abu-Elmagd, KM; Bond, GJ; Costa, G; Dvorchik, I; Ferraris, RP; Koritsky, DA; Matarese, LE; O'Sullivan-Maillet, JK; Touger-Decker, R | 1 |
| Banecka-Majkutewicz, Z; Banecki, B; Jakóbkiewicz-Banecka, J; Kadziński, L; Nyka, W; Sawuła, W; Wegrzyn, G | 1 |
| Chiuve, SE; Ma, J; Manson, JE; Page, JH; Rimm, EB; Selhub, J; Stampfer, MJ | 1 |
| Chen, WS; Cheng, CH; Huang, YC; Tsai, TP | 1 |
| Buring, JE; Cook, NR; Lee, IM; Lin, J; Manson, JE; Selhub, J; Song, Y; Zhang, SM | 1 |
| Iqbal, MP; Yakub, M | 2 |
| Bakun, PJ; Maras, JE; Tucker, KL; Ye, X | 1 |
| Benetou, V; Boeing, H; Boutron-Ruault, MC; Bueno-de-Mesquita, B; Chuang, SC; Clavel-Chapelon, F; Crowe, F; Duell, EJ; Gurrea, AB; Huerta, JM; Jenab, M; Jeurnink, S; Johansen, D; Kaaks, R; Khaw, KT; Larrañaga, N; Manjer, J; Michaud, DS; Midttun, Ø; Molina-Montes, E; Morois, S; Naska, A; Olsen, A; Overvad, K; Palli, D; Panico, S; Peeters, PH; Riboli, E; Rodriguez, L; Romieu, I; Sacerdote, C; Sieri, S; Skeie, G; Slimani, N; Stolzenberg-Solomon, R; Sund, M; Teucher, B; Tjønneland, A; Trichopoulou, A; Tumino, R; Ueland, PM; Vineis, P; Vollset, SE; Wareham, N; Weikert, C; Ye, W | 1 |
| Benight, NM; Burrin, DG; Chacko, S; da Silva, VR; Gregory, JF; Marini, JC; Stabler, SP; Stoll, B | 1 |
| Crott, JW; Lai, CQ; Ordovas, JM; Troen, AM; Tucker, KL; Ye, X | 1 |
| Azam, I; Chaudhry, B; Iqbal, MP; Moti, N; Parveen, S; Yakub, M | 1 |
| Cheng, CH; Hou, CT; Huang, PN; Huang, YC; Wu, YH | 1 |
| Chen, FP; Chen, TH; Huang, YC; Lin, CC; Tsai, MC | 1 |
| Cho, E; Fuchs, CS; Giovannucci, EL; Nan, H; Paul, L; Rosner, B; Selhub, J; Wu, K | 1 |
| Sridhar, J; Venincasa, VD | 1 |
| Cheng, CH; Chiang, TY; Huang, SC; Huang, YC; Wong, Y | 1 |
| Chiang, FF; Huang, SC; Huang, YC; Lan, YC; Wang, HM; Yang, MH | 1 |
| Atri, M; Foroutan-Ghaznavi, M; Mehdipour, P; Pirouzpanah, S; Taleban, FA | 1 |
| Banerjee, R; Chi, YY; DeRatt, BN; Gregory, JF; Kabil, O; Ralat, MA | 1 |
| Chen, FP; Chiang, FF; Huang, SC; Huang, YC; Wang, HM | 1 |
| Aliani, M; House, JD; Mayengbam, S; Raposo, S | 1 |
| de la Cruz, AP; Del Pozo, EP; Florea, D; Molina-López, J; Quintero-Osso, B; Rodríguez-Elvira, M | 1 |
| Chi, YY; Coats, B; Gregory, JF; Midttun, Ø; Ralat, M; Rios-Avila, L; Stacpoole, PW; Ueland, PM | 1 |
| Chen, CH; Hsiao, YH; Huang, SC; Huang, YC; Yang, WC | 1 |
| Bjørke Monsen, AL; Markestad, T; Midttun, Ø; Torsvik, IK; Ueland, PM | 1 |
| Cheng, SB; Huang, YC; Lai, CY; Lin, PT; Liu, HT | 1 |
| Borowczyk, K; Głowacki, R; Jakubowski, H; Stachniuk, J | 1 |
| Chen, CC; Chen, CH; Huang, SC; Huang, YC; Yeh, EL | 1 |
| Gylling, B; Häggström, J; Hallmans, G; Johansson, I; Midttun, Ø; Myte, R; Palmqvist, R; Schneede, J; Ueland, PM; Ulvik, A; Van Guelpen, B | 1 |
| Casey, MC; Cunningham, C; Hoey, L; Hughes, CF; Laird, E; McCarroll, K; McNulty, H; Molloy, AM; Moore, K; O'Kane, M; Strain, JJ; Tracey, F; Ward, M | 1 |
| Chen, PC; Cheung, AT; Green, R; Lin, X; Miller, JW; Samarron, SL; Wun, T; Zwerdling, T | 1 |
| Chen, L; He, Y; Jiang, P; Zhao, Y | 1 |
| Aarsand, AK; Aguilera, P; Brunet, M; Deulofeu, R; García-Villoria, J; Gómez-Gómez, À; Pozo, OJ; Sandberg, S; To-Figueras, J; Wijngaard, R | 1 |
| Handa, H; Inagaki, K; Kudo, D; Murota, M; Okawa, A; Shiba, T; Tamura, T; Yasuda, E | 1 |
| Agnoli, C; Amiano, P; Ardanaz, E; Chiodini, P; Clasen, JL; Cross, AJ; Eriksen, AK; Ferrari, P; Gunter, M; Heath, AK; Huybrechts, I; Johansson, M; Kaaks, R; Katzke, V; Midttun, Ø; Muller, DC; Overvad, K; Palli, D; Park, JY; Riboli, E; Rodriguez-Barranco, M; Sacerdote, C; Santiuste, C; Scelo, G; Schmidt, JA; Schulze, MB; Tjønneland, A; Tumino, R; Ueland, PM; Ulvik, A; Van Puyvelde, H; Weiderpass, E; Zamora-Ros, R | 1 |
3 review(s) available for homocysteine and pyridoxal phosphate
| Article | Year |
|---|---|
[Endogenous convulsants (review)].
Topics: Amino Acids; Animals; Carbolines; Cats; Cerebral Cortex; Convulsants; Cysteic Acid; Cysteine; Disease Models, Animal; Dogs; Estrogens; Folic Acid; Homocysteine; Kynurenine; Methionine; Mice; Neurotransmitter Agents; Prostaglandins; Pyridoxal Phosphate; Quinolinic Acid; Quinolinic Acids; Rats; Seizures; Spinal Cord | 1986 |
Pathways and regulation of homocysteine metabolism in mammals.
Topics: Animals; Cystathionine; Cystathionine beta-Synthase; Cystathionine gamma-Lyase; Cysteine; Heme; Homocysteine; Isoenzymes; Kinetics; Mammals; Methionine; Methionine Adenosyltransferase; Organ Specificity; Oxidation-Reduction; Pyridoxal Phosphate; S-Adenosylhomocysteine; S-Adenosylmethionine; Sulfur; Tetrahydrofolates | 2000 |
The enzymology of cystathionine biosynthesis: strategies for the control of substrate and reaction specificity.
Topics: Allosteric Regulation; Amino Acid Substitution; Binding Sites; Carbon-Oxygen Lyases; Catalysis; Catalytic Domain; Cystathionine; Cystathionine beta-Synthase; Dimerization; Enzyme Activation; Gene Expression Regulation, Enzymologic; Homocysteine; Kinetics; Oxidation-Reduction; Protein Structure, Tertiary; Pyridoxal Phosphate; Stereoisomerism; Substrate Specificity | 2005 |
11 trial(s) available for homocysteine and pyridoxal phosphate
| Article | Year |
|---|---|
Effects of sub-50 oral contraceptives on homocysteine metabolism: a preliminary study.
Topics: Adult; Cardiovascular Diseases; Causality; Contraceptives, Oral; Desogestrel; Fasting; Female; Homocysteine; Humans; Norpregnenes; Pyridoxal Phosphate; Vitamin B 12 | 1992 |
Plasma total homocysteine response to oral doses of folic acid and pyridoxine hydrochloride (vitamin B6) in healthy individuals. Oral doses of vitamin B6 reduce concentrations of serum folate.
Topics: Administration, Oral; Adult; Cholesterol; Cysteine; Dipeptides; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Lipoproteins; Male; Middle Aged; Norway; Pyridoxal Phosphate; Pyridoxic Acid; Pyridoxine; Vitamin B 12 | 1999 |
Measurement of plasma and intracellular S-adenosylmethionine and S-adenosylhomocysteine utilizing coulometric electrochemical detection: alterations with plasma homocysteine and pyridoxal 5'-phosphate concentrations.
Topics: Adult; Chromatography, High Pressure Liquid; Electrochemistry; Female; Homocysteine; Humans; Indicators and Reagents; Liver; Lymphocytes; Middle Aged; Pyridoxal Phosphate; Reproducibility of Results; S-Adenosylhomocysteine; S-Adenosylmethionine; Sensitivity and Specificity; Trichloroacetic Acid | 2000 |
Effect of dietary patterns on serum homocysteine: results of a randomized, controlled feeding study.
Topics: Adult; Aged; Diet; Dietary Fats; Fasting; Female; Folic Acid; Fruit; Homocysteine; Humans; Male; Middle Aged; Multivariate Analysis; Pyridoxal Phosphate; Vegetables; Vitamin B 12 | 2000 |
Multivitamin/mineral supplementation improves plasma B-vitamin status and homocysteine concentration in healthy older adults consuming a folate-fortified diet.
Topics: Aged; Aged, 80 and over; Aging; Cardiovascular Diseases; Cerebrovascular Disorders; Dietary Supplements; Double-Blind Method; Female; Folic Acid; Food, Fortified; Homocysteine; Humans; Male; Middle Aged; Minerals; Nutritional Status; Pyridoxal Phosphate; Risk Factors; Vitamin B 12; Vitamin B Complex; Vitamins | 2000 |
Vitamin B6 metabolism and homocysteine in end-stage renal disease and chronic renal insufficiency.
Topics: Aged; Folic Acid; Homocysteine; Humans; Kidney Failure, Chronic; Male; Middle Aged; Pyridoxal Phosphate; Vitamin B 6 | 2002 |
Homocysteine, cysteine, and B vitamins as predictors of kidney disease progression.
Topics: Adolescent; Adult; Aged; Analysis of Variance; Biomarkers; Blood Pressure Monitoring, Ambulatory; Cysteine; Diet, Protein-Restricted; Disease Progression; Female; Folic Acid; Homocysteine; Humans; Kidney Diseases; Male; Middle Aged; Prognosis; Pyridoxal Phosphate; Risk Factors; Vitamin B 12 | 2002 |
The evaluation of C-reactive protein, homocysteine and vitamin B6 concentrations in Behçet and rheumatoid arthritis disease.
Topics: Adult; Arthritis, Rheumatoid; Behcet Syndrome; C-Reactive Protein; Female; Homocysteine; Humans; Male; Pyridoxal Phosphate; Vitamin B 6 | 2003 |
Effect of L-dopa on plasma homocysteine in PD patients: relationship to B-vitamin status.
Topics: Antiparkinson Agents; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Levodopa; Linear Models; Male; Middle Aged; Parkinson Disease; Pyridoxal Phosphate; Risk Factors; Vitamin B 12; Vitamin B Complex | 2003 |
B-vitamin status and concentrations of homocysteine in Austrian omnivores, vegetarians and vegans.
Topics: Adult; Aged; Alcohol Drinking; Anthropometry; Aspartate Aminotransferases; Austria; Diet; Diet, Vegetarian; Feeding Behavior; Female; Folic Acid; Glutathione Reductase; Homocysteine; Humans; Hyperhomocysteinemia; Male; Meat; Middle Aged; Pyridoxal Phosphate; Pyridoxic Acid; Riboflavin; Riboflavin Deficiency; Surveys and Questionnaires; Thiamine; Transketolase; Vegetables; Vitamin B 12; Vitamin B 12 Deficiency; Vitamin B 6; Vitamin B Complex; Vitamin B Deficiency | 2006 |
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.
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 |
132 other study(ies) available for homocysteine and pyridoxal phosphate
| Article | Year |
|---|---|
Enzymatic dtermination of pyridoxal 5'-phosphate with gamma-cyanoaminobutyric acid aposynthase.
Topics: Apoenzymes; Apoproteins; Calorimetry; Cyanides; Homocysteine; Indicators and Reagents; Lyases; Pyridoxal Phosphate; Thiocyanates | 1979 |
The mode of action of homocysteine on mouse brain glutamic decarboxylase and gamma-aminobutyrate aminotransferase.
Topics: 4-Aminobutyrate Transaminase; Animals; Brain; Carboxy-Lyases; Glutamate Decarboxylase; Glutamates; Homocysteine; Male; Mice; Pyridoxal Phosphate; Transaminases | 1977 |
Plasma homocysteine before and after methionine loading with regard to age, gender, and menopausal status.
Topics: Adult; Aged; Aging; Fasting; Female; Folic Acid; Homocysteine; Humans; Male; Menopause; Methionine; Middle Aged; Pyridoxal Phosphate; Sex Characteristics; Vascular Diseases; Vitamin B 12 | 1992 |
Hyperhomocysteinaemia in stroke: prevalence, cause, and relationships to type of stroke and stroke risk factors.
Topics: Adult; Age Factors; Aged; Aged, 80 and over; Cerebrovascular Disorders; Female; Folic Acid; Homocysteine; Humans; Male; Middle Aged; Pyridoxal Phosphate; Risk Factors; Vitamin B 12 | 1992 |
Biochemical characterisation of the enzyme responsible for "activated L-serine sulphydrase" activity in nematodes.
Topics: Animals; Anthelmintics; Cystathionine beta-Synthase; Cysteamine; Cysteine; Haemonchus; Homocysteine; Kinetics; Liver; Nematoda; Nippostrongylus; Phenols; Pyridoxal Phosphate; Rats; Substrate Specificity | 1992 |
A double inhibition kinetic analysis of [3H]-muscimol binding to the gamma-aminobutyric acid receptor on calf brain synaptic membranes. Further studies on the mechanism of homocysteine-induced seizures.
Topics: Animals; Binding, Competitive; Brain; Cattle; Drug Synergism; Homocysteine; Kinetics; Macromolecular Substances; Muscimol; Pyridoxal Phosphate; Receptors, GABA-A; Seizures; Synaptic Membranes | 1985 |
Redistribution of pyridoxal phosphate in the male rat liver as a result of repeated injections of hydrocortisone.
Topics: Alanine Transaminase; Animals; Aspartic Acid; Carboxy-Lyases; Cystathionine; Cysteine; Dose-Response Relationship, Drug; Homocysteine; Homoserine; Hydro-Lyases; Hydrocortisone; L-Serine Dehydratase; Liver; Lyases; Male; Pyridoxal Phosphate; Rats; Seasons; Serine; Time Factors; Tyrosine Transaminase | 1973 |
Role of S-adenosylmethionine in methionine biosynthesis in yeast.
Topics: Adenine Nucleotides; Carbon Isotopes; Cell-Free System; Culture Media; Escherichia coli; Ethanol; Flavin-Adenine Dinucleotide; Hexosephosphates; Homocysteine; Magnesium; Methionine; NAD; Nucleosides; Pyridoxal Phosphate; Saccharomyces; Serine | 1967 |
Regulation of rabbit liver fructose diphosphatase. I. Reversible inactivation by oxidized glutathione.
Topics: Animals; Cations, Divalent; Edetic Acid; Fructose-Bisphosphatase; Glutathione; Homocysteine; Hydrogen-Ion Concentration; Ligands; Liver; Magnesium; Manganese; Oxidation-Reduction; Proteins; Pyridoxal; Pyridoxal Phosphate; Rabbits; Sulfhydryl Compounds | 1973 |
3-mercaptopropionic acid: convulsant and lethal properties compared with other sulfur-convulsants; protection therefrom.
Topics: Animals; Central Nervous System Stimulants; Glucose; Homocysteine; Lethal Dose 50; Male; Methionine Sulfoximine; Penicillamine; Phenobarbital; Propionates; Pyridoxal Phosphate; Rats; Rats, Inbred Strains; Seizures; Sulfhydryl Compounds; Thiosemicarbazones | 1970 |
Inhibition by homocysteine of serine dehydratase and other pyridoxal 5'-phosphate enzymes of the rat through cofactor blockage.
Topics: Alanine Transaminase; Animals; Cysteine; Homocysteine; Homocystinuria; Humans; L-Serine Dehydratase; Liver; Male; Norepinephrine; Penicillamine; Pyridoxal Phosphate; Rats; Spectrophotometry; Stereoisomerism; Tyrosine Transaminase | 1971 |
Homocystinuria: studies in tissue culture.
Topics: Culture Techniques; Fibroblasts; Heterozygote; Homocysteine; Homocystine; Homocystinuria; Humans; Hydro-Lyases; L-Serine Dehydratase; Methionine; Methyltransferases; Oxidoreductases; Parents; Proteins; Pyridoxal Phosphate; Pyridoxine; Serine; Skin; Stimulation, Chemical; Tetrahydrofolates | 1973 |
Kinetic characteristics of cisteine desulphydrase in the liver and pancreas of different biological species.
Topics: Animals; Chickens; Cystathionine; Cysteine; Dogs; Fishes; Homocysteine; In Vitro Techniques; Kinetics; Liver; Lyases; Mice; Pancreas; Pyridoxal Phosphate; Pyruvates; Rats; Species Specificity; Swine | 1973 |
Interaction of pyridoxal phosphate analogues with apoenzymes of gamma-cystathionase and serine sulphhydrase.
Topics: Animals; Apoproteins; Binding Sites; Borohydrides; Chickens; Circular Dichroism; Cystathionine; Homocysteine; Hydro-Lyases; Hydrogen Sulfide; Kinetics; Liver; Lyases; Methylation; Penicillamine; Protein Binding; Pyridoxal Phosphate; Rats; Serine; Spectrophotometry; Spectrophotometry, Ultraviolet; Structure-Activity Relationship | 1973 |
Pyridoxal phosphate catalyzed alpha-beta elimination of S-gamma-aminopropylcysteine.
Topics: Chemical Phenomena; Chemistry; Chromatography, Ion Exchange; Chromatography, Paper; Cysteamine; Cysteine; Homocysteine; Phosphates; Propylamines; Pyridoxal Phosphate; Pyruvates; Spectrophotometry; Spectrophotometry, Ultraviolet | 1973 |
Cystathionine synthase deficiency: heterozygote detection using cultured skin fibroblasts.
Topics: Amino Acid Metabolism, Inborn Errors; Biopsy; Cells, Cultured; Fibroblasts; Heterozygote; Homocysteine; Homozygote; Humans; Hydro-Lyases; Hydrogen-Ion Concentration; Kinetics; Pyridoxal Phosphate; Serine; Skin | 1973 |
Specificity and some other properties of liver serine sulphhydrase: evidence for its identity with cystathionine -synthase.
Topics: Acetates; Alanine; Amino Acids; Animals; Catalysis; Chickens; Chlorine; Chromatography, Gel; Chromatography, Paper; Cycloserine; Cysteamine; Cysteine; Electrophoresis, Paper; Glycolates; Homocysteine; Hydro-Lyases; Hydroxylamines; Isoelectric Focusing; Kinetics; L-Serine Dehydratase; Liver; Mercaptoethanol; Nitriles; Penicillamine; Propionates; Pyridoxal Phosphate; Rats; Serine; Species Specificity; Sulfhydryl Compounds; Sulfides; Sulfuric Acids; Thioglycolates | 1971 |
Cystathionine gamma-synthase. A pyridoxal phosphate enzyme catalyzing rapid exchanges of beta and alpha hydrogen atoms in amino acids.
Topics: Amino Acids; Butyrates; Chemical Phenomena; Chemistry; Cysteine; Homocysteine; Hydro-Lyases; Hydrogen; Ketones; Kinetics; Methionine; Pyridoxal Phosphate; Salmonella; Tritium | 1969 |
Pyridoxine and pyridoxal analogs. 13. A nuclear magnetic resonance study of the condensation of polyfunctional amino acids with pyridoxal.
Topics: Amino Acids; Chemical Phenomena; Chemistry; Cycloserine; Histidine; Homocysteine; Homocystine; Imidazoles; Magnetic Resonance Spectroscopy; Pyridoxal Phosphate; Serine; Threonine | 1970 |
Pyridoxine effects on cystathionine synthase in rat liver.
Topics: Amino Acids; Animals; Betaine; Cysteine; Homocysteine; Homocystine; Hydro-Lyases; Liver; Male; Pyridoxal Phosphate; Stimulation, Chemical; Succinates; Transferases; Vitamin B 6 Deficiency | 1970 |
A modified assay for cystathionine synthase.
Topics: Adult; Aged; Amino Acids; Animals; Carbon Isotopes; Chromatography, Paper; Homocysteine; Humans; Hydro-Lyases; L-Serine Dehydratase; Liver; Male; Methods; Pyridoxal Phosphate; Pyruvates; Rats; Serine; Taurine | 1970 |
Pyridoxal phosphate-catalyzed alpha-beta elimination of lanthionine and cystathionine.
Topics: Amino Acids; Ammonia; Chemical Phenomena; Chemistry; Cysteine; Homocysteine; Pyridoxal Phosphate; Pyruvates; Spectrophotometry | 1970 |
Transsulfuration in higher plants. Partial purification and properties of beta-cystathionase of spinach.
Topics: Alanine; Amino Acids; Benzoates; Carbon Isotopes; Chemical Phenomena; Chemistry; Chromatography, Paper; Cysteine; Drug Stability; Edible Grain; Ethylmaleimide; Homocysteine; Hydro-Lyases; Hydrogen-Ion Concentration; Hydroxylamines; Kinetics; Models, Structural; Plants; Pyridoxal Phosphate; Pyruvates; Quaternary Ammonium Compounds; Serine; Species Specificity; Spectrophotometry; Stereoisomerism; Sulfates; Sulfides; Sulfur; Triticum | 1971 |
Cystathionine synthase from rat liver: partial purification and properties.
Topics: Amino Acids; Animals; Benzoates; Boron Compounds; Calcium Phosphates; Carbon Isotopes; Chromatography, Gel; Cysteine; Drug Stability; Electrophoresis; Enzyme Activation; Homocysteine; Hydro-Lyases; Hydrogen-Ion Concentration; Hydroxylamines; Kinetics; L-Serine Dehydratase; Liver; Mercury; Oxidation-Reduction; Protamines; Pyridoxal Phosphate; Quaternary Ammonium Compounds; Rats; Serine; Spectrophotometry; Sulfates; Sulfides; Temperature | 1971 |
Pyridoxalphosphate and non-enzymatic synthesis of methionine.
Topics: Aluminum; Betaine; Catalysis; Chromatography, Thin Layer; Copper; Ferrocyanides; Homocysteine; Hydrogen-Ion Concentration; Methionine; Pyridoxal Phosphate | 1967 |
Synergistic inhibition of [3H]muscimol binding to calf-brain synaptic membranes in the presence of L-homocysteine and pyridoxal 5'-phosphate. A possible mechanism for homocysteine-induced seizures.
Topics: Animals; Binding, Competitive; Brain; Cattle; Drug Synergism; Homocysteine; In Vitro Techniques; Kinetics; Models, Chemical; Muscimol; Oxazoles; Pyridoxal Phosphate; Receptors, Cell Surface; Receptors, GABA-A; Seizures; Synaptic Membranes | 1983 |
Cloning, purification, and characterization of beta-cystathionase from Escherichia coli.
Topics: Amino Acids; Cloning, Molecular; Cystathionine; Escherichia coli; Homocysteine; Kinetics; Lyases; Molecular Weight; Plasmids; Pyridoxal Phosphate | 1982 |
Cysteine and homocysteine synthesis in Saccharomycopsis lipolytica; identification and characterization of two cysteine synthases.
Topics: Ascomycota; Carbon-Oxygen Lyases; Cystathionine; Cystathionine gamma-Lyase; Cysteine; Cysteine Synthase; Homocysteine; Lyases; Multienzyme Complexes; Mutation; Pyridoxal Phosphate; Saccharomyces cerevisiae Proteins; Saccharomycopsis; Substrate Specificity | 1982 |
Are patients with homocystinuria being missed?
Topics: Child; Chromatography, High Pressure Liquid; Diagnosis, Differential; Homocysteine; Homocystinuria; Humans; Methionine; Pyridoxal Phosphate | 1995 |
Hyperhomocysteinemia and low pyridoxal phosphate. Common and independent reversible risk factors for coronary artery disease.
Topics: Age Factors; Aged; Case-Control Studies; Coronary Artery Disease; Female; Folic Acid Deficiency; Homocysteine; Humans; Male; Middle Aged; Odds Ratio; Pyridoxal Phosphate; Risk Factors; Sex Factors; Vitamin B 12 Deficiency; Vitamin B 6 Deficiency | 1995 |
Homocysteine and coronary artery disease in French Canadian subjects: relation with vitamins B12, B6, pyridoxal phosphate, and folate.
Topics: Adult; Chi-Square Distribution; Coronary Disease; Discriminant Analysis; Female; Folic Acid; France; Homocysteine; Humans; Male; Middle Aged; Multivariate Analysis; Pyridoxal Phosphate; Pyridoxine; Quebec; Regression Analysis; Risk Factors; Sex Factors; Vitamin B 12; Vitamin B Complex | 1995 |
Association between plasma homocysteine concentrations and extracranial carotid-artery stenosis.
Topics: Aged; Aged, 80 and over; Carotid Stenosis; Confidence Intervals; Cross-Sectional Studies; Female; Folic Acid; Homocysteine; Humans; Male; Odds Ratio; Pyridoxal Phosphate; Pyridoxine; Risk Factors; Ultrasonography; Vitamin B 12 | 1995 |
Methionine biosynthesis in higher plants. I. Purification and characterization of cystathionine gamma-synthase from spinach chloroplasts.
Topics: Alkynes; Carbon-Oxygen Lyases; Carbon-Sulfur Lyases; Cell Compartmentation; Chloroplasts; Cystathionine; Glycine; Homocysteine; Homoserine; Kinetics; Lyases; Methionine; Molecular Weight; Pargyline; Plant Leaves; Protein Conformation; Pyridoxal Phosphate; Spectrophotometry; Spinacia oleracea | 1995 |
Methionine biosynthesis in higher plants. II. Purification and characterization of cystathionine beta-lyase from spinach chloroplasts.
Topics: Aminobutyrates; Cell Compartmentation; Chloroplasts; Cystathionine; Homocysteine; Kinetics; Lyases; Methionine; Plant Leaves; Pyridoxal Phosphate; Pyruvates; Pyruvic Acid; Spectrophotometry; Spinacia oleracea | 1995 |
Transsulfuration depends on heme in addition to pyridoxal 5'-phosphate. Cystathionine beta-synthase is a heme protein.
Topics: Animals; Cystathionine; Cystathionine beta-Synthase; Escherichia coli; Heme; Hemeproteins; Homocysteine; Humans; Kinetics; Liver; Pyridoxal Phosphate; Rats; Recombinant Proteins; Serine; Spectrophotometry; Sulfur | 1994 |
Vitamin status and intake as primary determinants of homocysteinemia in an elderly population.
Topics: Aged; Aged, 80 and over; Aging; Cohort Studies; Female; Folic Acid; Homocysteine; Humans; Male; Nutritional Status; Pyridoxal Phosphate; Pyridoxine; Vitamin B 12; Vitamin B Complex | 1993 |
A prospective study of folate and vitamin B6 and risk of myocardial infarction in US physicians.
Topics: Adult; Aged; Aged, 80 and over; Case-Control Studies; Cohort Studies; Diet; Folic Acid; Homocysteine; Humans; Male; Middle Aged; Myocardial Infarction; Prospective Studies; Pyridoxal Phosphate; Pyridoxine; Risk Factors | 1996 |
Plasma total homocysteine in healthy subjects: sex-specific relation with biological traits.
Topics: Adult; Female; Folic Acid; Health Status; Homocysteine; Humans; Male; Middle Aged; Pyridoxal Phosphate; Reference Values; Regression Analysis; Sex Characteristics; Vitamin B 12 | 1996 |
The effect of reduced glomerular filtration rate on plasma total homocysteine concentration.
Topics: Adult; Aged; Albuminuria; Alpha-Globulins; Creatinine; Erythrocytes; Female; Folic Acid; Glomerular Filtration Rate; Homocysteine; Humans; Male; Middle Aged; Pyridoxal Phosphate; Regression Analysis; Renal Insufficiency | 1996 |
Correlation between plasma homocyst(e)ine and aortic atherosclerosis.
Topics: Aged; Aorta, Thoracic; Aortic Diseases; Arteriosclerosis; Echocardiography, Transesophageal; Female; Folic Acid; Homocysteine; Humans; Male; Multivariate Analysis; Observer Variation; Pyridoxal Phosphate; Pyridoxine; Risk Factors; Vitamin B 12 | 1997 |
Plasma total homocysteine, B vitamins, and risk of coronary atherosclerosis.
Topics: Adult; Aging; Case-Control Studies; Coronary Angiography; Coronary Artery Disease; Erythrocytes; Female; Folic Acid; Homocysteine; Humans; Male; Middle Aged; Pyridoxal Phosphate; Risk Factors; Sex Characteristics; Vitamin B 12; Vitamin B Complex | 1997 |
Folic acid and Vitamin B6 supplementation and plasma homocysteine concentrations in healthy young women.
Topics: Adult; Arteriosclerosis; Drug Interactions; Fasting; Female; Folic Acid; Homocysteine; Humans; Pyridoxal Phosphate; Pyridoxine; Reference Values; Risk Factors | 1998 |
Micronutrient status, with special reference to vitamin B6.
Topics: Adult; Aged; Alanine Transaminase; Aspartate Aminotransferases; Erythrocytes; Female; Hand Strength; Homocysteine; Humans; Male; Micronutrients; Middle Aged; Netherlands; Nutritional Status; Pyridoxal; Pyridoxal Phosphate; Pyridoxic Acid; Pyridoxine; Vitamin B 6 Deficiency | 1997 |
Dietary and other determinants of vitamin B6 parameters.
Topics: Adult; Aged; Alanine Transaminase; Alkaline Phosphatase; Aspartate Aminotransferases; Diet; Erythrocytes; Female; Homocysteine; Humans; Male; Middle Aged; Netherlands; Nutritional Status; Pyridoxal; Pyridoxal Phosphate; Pyridoxic Acid; Pyridoxine; Serum Albumin; Vitamin B 6 Deficiency | 1997 |
Prospective study of coronary heart disease incidence in relation to fasting total homocysteine, related genetic polymorphisms, and B vitamins: the Atherosclerosis Risk in Communities (ARIC) study.
Topics: Arteriosclerosis; Cohort Studies; Coronary Disease; Dietary Supplements; Fasting; Female; Folic Acid; Homocysteine; Humans; Incidence; Male; Middle Aged; Polymorphism, Genetic; Prospective Studies; Pyridoxal Phosphate; Risk Factors; Vitamin B 12 | 1998 |
High expression, purification, and properties of recombinant homocysteine alpha, gamma-lyase.
Topics: Animals; Carbon-Sulfur Lyases; Cardiovascular Diseases; Chromatography; Cloning, Molecular; Cysteine; Enzyme Stability; Escherichia coli; Homocysteine; Hydrogen-Ion Concentration; Hyperhomocysteinemia; Kinetics; Methionine; Protein Conformation; Protozoan Proteins; Pseudomonas putida; Pyridoxal Phosphate; Recombinant Proteins; Substrate Specificity; Temperature; Trichomonas vaginalis | 1998 |
A prospective study on folate, B12, and pyridoxal 5'-phosphate (B6) and breast cancer.
Topics: Adolescent; Adult; Aged; Aged, 80 and over; Breast Neoplasms; Case-Control Studies; Cohort Studies; Confidence Intervals; Female; Folic Acid; Homocysteine; Humans; Incidence; Maryland; Menopause; Middle Aged; Odds Ratio; Postmenopause; Prospective Studies; Pyridoxal Phosphate; Pyridoxine; Reproductive History; Risk Factors; Vitamin B 12 | 1999 |
Fasting and post-methionine homocysteine levels in NIDDM. Determinants and correlations with retinopathy, albuminuria, and cardiovascular disease.
Topics: Administration, Oral; Adult; Aged; Albuminuria; Analysis of Variance; Blood Pressure; Cardiovascular Diseases; Creatinine; Diabetes Mellitus, Type 2; Diabetic Nephropathies; Diabetic Retinopathy; Fasting; Female; Folic Acid; Homocysteine; Humans; Male; Methionine; Middle Aged; Postmenopause; Premenopause; Pyridoxal Phosphate; Regression Analysis; Risk Factors; Vitamin B 12 | 1999 |
Plasma pyridoxal phosphate and pyridoxic acid and their relationship to plasma homocysteine in a representative sample of British men and women aged 65 years and over.
Topics: Adolescent; Age Factors; Aged; Aged, 80 and over; Analysis of Variance; Child; Child, Preschool; Diet Surveys; Female; Homocysteine; Humans; Linear Models; Male; Nutritional Status; Pyridines; Pyridoxal Phosphate; Pyridoxic Acid; Pyridoxine; Seasons; Sex Factors; United Kingdom | 1999 |
Relation between plasma homocysteine concentration, the 844ins68 variant of the cystathionine beta-synthase gene, and pyridoxal-5'-phosphate concentration.
Topics: Adult; Aged; Cystathionine beta-Synthase; Fasting; Female; Genetic Variation; Genotype; Homocysteine; Humans; Male; Methionine; Middle Aged; Mutagenesis, Insertional; Pyridoxal Phosphate | 1999 |
Influence of folic acid, pyridoxal phosphate and cobalamin on plasma homocyst(e)ine levels and the susceptibility of low-density lipoprotein to ex-vivo oxidation.
Topics: Adult; Aged; Arteriosclerosis; Folic Acid; Homocysteine; Humans; Hypercholesterolemia; Lipoproteins, LDL; Male; Middle Aged; Oxidation-Reduction; Peripheral Vascular Diseases; Pyridoxal Phosphate; Risk Factors; Vitamin B 12 | 1999 |
Deletion of the regulatory domain in the pyridoxal phosphate-dependent heme protein cystathionine beta-synthase alleviates the defect observed in a catalytic site mutant.
Topics: Catalytic Domain; Cystathionine beta-Synthase; Hemeproteins; Homocysteine; Homocystinuria; Humans; Models, Molecular; Protein Structure, Tertiary; Pyridoxal Phosphate; S-Adenosylmethionine; Sequence Deletion; Suppression, Genetic | 1999 |
Vitamin B-6 deficiency in rats reduces hepatic serine hydroxymethyltransferase and cystathionine beta-synthase activities and rates of in vivo protein turnover, homocysteine remethylation and transsulfuration.
Topics: Animals; Chromatography, High Pressure Liquid; Cystathionine beta-Synthase; Diet; Glycine Hydroxymethyltransferase; Homocysteine; Liver; Male; Methylation; Pyridoxal Phosphate; Rats; Rats, Sprague-Dawley; Serine; Sulfurtransferases; Vitamin B 6 Deficiency | 2000 |
Functional properties of the active core of human cystathionine beta-synthase crystals.
Topics: Binding Sites; Carbon Monoxide; Cystathionine beta-Synthase; Heme; Homocysteine; Humans; Microspectrophotometry; Oxidation-Reduction; Protein Binding; Protein Structure, Tertiary; Pyridoxal Phosphate; Recombinant Proteins; Serine; Structure-Activity Relationship | 2001 |
Folic acid and pyridoxal-5'-phosphate losses during high-efficiency hemodialysis in patients without hydrosoluble vitamin supplementation.
Topics: Cross-Sectional Studies; Dietary Supplements; Female; Folic Acid; Homocysteine; Humans; Kidney Failure, Chronic; Male; Middle Aged; Pyridoxal Phosphate; Renal Dialysis; Solubility; Vitamin B Complex | 2000 |
Determinants of plasma total homocysteine levels in Korean chronic renal transplant recipients.
Topics: Adult; Aged; Cardiovascular Diseases; Creatinine; Cross-Sectional Studies; Fasting; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Kidney Failure, Chronic; Kidney Transplantation; Korea; Male; Middle Aged; Prevalence; Pyridoxal Phosphate; Serum Albumin; Vitamin B 12 | 2000 |
Resonance Raman characterization of the heme cofactor in cystathionine beta-synthase. Identification of the Fe-S(Cys) vibration in the six-coordinate low-spin heme.
Topics: Binding, Competitive; Carbon Monoxide; Cystathionine beta-Synthase; Cysteine; Ferric Compounds; Ferrous Compounds; Heme; Homocysteine; Humans; Iron-Sulfur Proteins; Ligands; Mercuric Chloride; Molybdenum; Oxidation-Reduction; Protein Binding; Pyridoxal Phosphate; Spectrum Analysis, Raman | 2001 |
Determinants of plasma total homocysteine concentration in the Framingham Offspring cohort.
Topics: Adult; Age Factors; Aged; Aged, 80 and over; Alcohol Drinking; Caffeine; Cohort Studies; Creatinine; Dietary Supplements; Fasting; Female; Folic Acid; Homocysteine; Humans; Hypertension; Kidney; Male; Middle Aged; Nutritional Status; Pyridoxal Phosphate; Pyridoxine; Riboflavin; Sex Factors; Smoking; Vitamin B 12 | 2001 |
Low circulating vitamin B(6) is associated with elevation of the inflammation marker C-reactive protein independently of plasma homocysteine levels.
Topics: Aged; Aged, 80 and over; C-Reactive Protein; Cohort Studies; Creatinine; Diet; Female; Folic Acid; Homocysteine; Humans; Inflammation; Logistic Models; Male; Massachusetts; Pyridoxal Phosphate; Pyridoxine; Risk Factors; Serum Albumin; Vitamin B 12 | 2001 |
Effect of feeding on circulating micronutrient concentrations in the Burmese python (Python molurus).
Topics: Animals; Blood; Boidae; Copper; Erythrocytes; Fasting; Feeding Behavior; Folic Acid; gamma-Glutamyl Hydrolase; Hematocrit; Homocysteine; Micronutrients; Pyridoxal Phosphate; Vitamin B 12; Zinc | 2001 |
COMT genotype, micronutrients in the folate metabolic pathway and breast cancer risk.
Topics: Breast Neoplasms; Case-Control Studies; Catechol O-Methyltransferase; Cysteine; Estrogens, Catechol; Female; Folic Acid; Genotype; Homocysteine; Humans; Methylation; Micronutrients; Middle Aged; Polymerase Chain Reaction; Polymorphism, Restriction Fragment Length; Pyridoxal Phosphate; Risk Factors; S-Adenosylmethionine; Vitamin B 12 | 2001 |
Proteinuria and plasma total homocysteine levels in chronic renal disease patients with a normal range serum creatinine: critical impact of true glomerular filtration rate.
Topics: Adult; Aged; Chronic Disease; Creatinine; Female; Folic Acid; Glomerular Filtration Rate; Homocysteine; Humans; Kidney; Kidney Diseases; Male; Middle Aged; Proteinuria; Pyridoxal Phosphate; Serum Albumin; Vitamin B 12 | 2001 |
Plasma folate but not vitamin B(12) or homocysteine concentrations are reduced after short-term vitamin B(6) supplementation.
Topics: Adult; Area Under Curve; Dietary Supplements; Female; Folic Acid; Homocysteine; Humans; Male; Methionine; Pyridoxal Phosphate; Pyridoxine; Vitamin B 12; Vitamin B 6 | 2001 |
Yeast cystathionine beta-synthase reacts with L-allothreonine, a non-natural substrate, and L-homocysteine to form a new amino acid, 3-methyl-L-cystathionine.
Topics: Circular Dichroism; Cystathionine; Cystathionine beta-Synthase; Homocysteine; Kinetics; Magnetic Resonance Spectroscopy; Pyridoxal Phosphate; Saccharomyces cerevisiae; Serine; Spectrophotometry; Substrate Specificity; Threonine | 2002 |
Homocysteine, vitamin B6, and vascular disease in AD patients.
Topics: Aged; Aged, 80 and over; Alzheimer Disease; Angina Pectoris; Brain Infarction; Coronary Disease; Female; Heart Failure; Homocysteine; Humans; Ischemic Attack, Transient; Male; Myocardial Infarction; Odds Ratio; Pyridoxal Phosphate; Stroke; Vascular Diseases; Vitamin B 6 | 2002 |
Evidence of poor vitamin status in coeliac patients on a gluten-free diet for 10 years.
Topics: Celiac Disease; Cohort Studies; Energy Intake; Female; Folic Acid; Glutens; Homocysteine; Humans; Male; Middle Aged; Nutritional Status; Pyridoxal Phosphate; Remission Induction; Vitamin B 12; Vitamins | 2002 |
Homocysteine, nutritional status and insulin in renal transplant recipients.
Topics: Blood Glucose; C-Peptide; Creatinine; Drug Therapy, Combination; Female; Folic Acid; Homocysteine; Humans; Immunosuppressive Agents; Insulin; Kidney Transplantation; Lipids; Male; Middle Aged; Nutritional Status; Pyridoxal Phosphate; Vitamin B 12 | 2002 |
Efficacy of a complex multivitamin supplement.
Topics: Adult; Aged; Antioxidants; Ascorbic Acid; beta Carotene; Cohort Studies; Dietary Supplements; Female; Folic Acid; Homocysteine; Humans; Lipid Peroxidation; Lipoproteins, LDL; Male; Middle Aged; Oxidation-Reduction; Pilot Projects; Pyridoxal Phosphate; Pyridoxine; Vitamin B 12; Vitamin E; Vitamins | 2002 |
Plasma pyridoxal 5'-phosphate concentration is correlated with functional vitamin B-6 indices in patients with rheumatoid arthritis and marginal vitamin B-6 status.
Topics: Adult; Arthritis, Rheumatoid; Aspartate Aminotransferases; Case-Control Studies; Cross-Sectional Studies; Female; Homocysteine; Humans; Male; Pyridoxal Phosphate; Vitamin B 6 | 2003 |
Low vitamin B6 but not homocyst(e)ine is associated with increased risk of stroke and transient ischemic attack in the era of folic acid grain fortification.
Topics: Case-Control Studies; Comorbidity; Edible Grain; Female; Folic Acid; Food, Fortified; Homocysteine; Homocystine; Humans; Ischemic Attack, Transient; Male; Methylenetetrahydrofolate Reductase (NADPH2); Middle Aged; Odds Ratio; Oxidoreductases Acting on CH-NH Group Donors; Pyridoxal Phosphate; Risk Assessment; Risk Factors; Serum Albumin; Stroke; United States; Vitamin B 12; Vitamin B 6 | 2003 |
B vitamin status and inflammatory markers.
Topics: Arteriosclerosis; Biomarkers; C-Reactive Protein; Cell Adhesion Molecules; Cross-Sectional Studies; Dietary Supplements; E-Selectin; Fibrinogen; Folic Acid; Homocysteine; Humans; Inflammation; Leukocyte Count; Middle Aged; Pyridoxal Phosphate; Risk Factors; Vitamin B 6; Vitamin B Complex; von Willebrand Factor | 2003 |
ORGAN AND INTRACELLULAR LOCATION OF THE METHIONINE METHYL GROUP SYNTHESIZING SYSTEM OF THE RAT.
Topics: Adenosine Triphosphate; Brain; Flavin Mononucleotide; Flavin-Adenine Dinucleotide; Folic Acid; Glucose; Homocysteine; Kidney; Leuconostoc; Liver; Magnesium; Methionine; Muscles; NAD; Pectoralis Muscles; Proteins; Pyridoxal Phosphate; Rats; Research; Serine; Spectrophotometry | 1964 |
CYSTATHIONINE CLEAVAGE ENZYMES OF NEUROSPORA.
Topics: Amino Acid Oxidoreductases; Amino Acids; Butyrates; Cystathionine; Cysteine; Homocysteine; Iodoacetates; L-Lactate Dehydrogenase; Maleates; Neurospora; Pyridoxal Phosphate; Pyruvates; Research; Serine; Sulfhydryl Compounds | 1964 |
AN INTERMEDIATE TRAPPED BY MALEIMIDES IN A PYRIDOXAL-PHOSPHATE POTENTIATED ENZYMATIC ELIMINATION REACTION.
Topics: Amino Acids; Butyrates; Carbon Isotopes; Chromatography; Cysteine; Ethylmaleimide; Homocysteine; Keto Acids; Ligases; Lyases; Maleimides; Neurospora; Phosphates; Pyridoxal Phosphate; Pyrroles; Pyruvates; Research; Threonine | 1964 |
Vitamin and homocysteine status of mothers and infants and the risk of nonsyndromic orofacial clefts.
Topics: Cleft Lip; Cleft Palate; Female; Folic Acid; Homocysteine; Humans; Infant; Mothers; Pyridoxal Phosphate; Risk Factors; Vitamin B 12; Vitamin B 6 | 2003 |
Inflammation, homocysteine, and vitamin B6 status after ischemic stroke.
Topics: Aged; Brain Ischemia; C-Reactive Protein; Comorbidity; Female; Homocysteine; Humans; Inflammation; Male; Multivariate Analysis; Odds Ratio; Pyridoxal Phosphate; Stroke; Vitamin B 6 Deficiency | 2004 |
Homocysteine, vitamin B6, and endothelial dysfunction in circulatory disorders.
Topics: Arginine; C-Reactive Protein; Endothelium, Vascular; Homocysteine; Humans; Nitric Oxide; Pyridoxal Phosphate; Stroke; Vitamin B 6; Vitamin B 6 Deficiency | 2004 |
Prognostic value of tryptophan load test followed by serum kynurenine determination. Its comparison with pyridoxal-5-phosphate, kynurenine, homocysteine and neopterin amounts.
Topics: Biomarkers; Case-Control Studies; Coronary Disease; Homocysteine; Humans; Kynurenine; Neopterin; Prognosis; Pyridoxal Phosphate; Tryptophan | 2003 |
Effect of age on plasma homocysteine concentrations in young and elderly subjects considering serum vitamin concentrations and different lifestyle factors.
Topics: Adult; Aged; Aged, 80 and over; Aging; Alcohol Drinking; Coffee; Female; Folic Acid; Germany; Homocysteine; Humans; Life Style; Linear Models; Longitudinal Studies; Male; Methionine; Middle Aged; Nutritional Status; Pyridoxal Phosphate; Sex Characteristics; Smoking; Tea; Vitamin B 12 | 2004 |
Effect of long-term, high-copper intake on the concentrations of plasma homocysteine and B vitamins in young men.
Topics: Adult; Chromatography, High Pressure Liquid; Copper; Dietary Supplements; Folic Acid; Homocysteine; Humans; Male; Middle Aged; Pyridoxal Phosphate; Reference Values; Time; Vitamin B Complex | 2004 |
Plasma folate as marker of folate status in epidemiological studies: the European Investigation into Cancer and Nutrition (EPIC)-Potsdam study.
Topics: Adult; Age Factors; Biomarkers; Body Mass Index; Cross-Sectional Studies; Diet; Dietary Supplements; Erythrocytes; Female; Folic Acid; Genotype; Homocysteine; Humans; Life Style; Male; Middle Aged; Polymorphism, Genetic; Pyridoxal Phosphate; Pyridoxine; Vitamin B 12 | 2004 |
Effect of a swim training on homocysteine and cysteine levels in rats.
Topics: Animals; Cystathionine beta-Synthase; Cysteine; Glutathione; Homocysteine; Liver; Male; Physical Conditioning, Animal; Pyridoxal Phosphate; Rats; Rats, Sprague-Dawley; Swimming; Taurine | 2005 |
Dietary vitamin B-6 restriction does not alter rates of homocysteine remethylation or synthesis in healthy young women and men.
Topics: Adult; Carbon Isotopes; Deuterium; Female; Glycine; Homocysteine; Humans; Male; Methionine; Methylation; Methylenetetrahydrofolate Reductase (NADPH2); Polymorphism, Genetic; Pyridoxal Phosphate; Serine; Vitamin B 6 | 2005 |
Correlation between dietary polyunsaturated fatty acids and plasma homocysteine concentration in vitamin B6-deficient rats.
Topics: Animals; Arachidonic Acid; Diet; Dietary Fats, Unsaturated; Fatty Acids; Fatty Acids, Unsaturated; Homocysteine; Liver; Male; Phospholipids; Pyridoxal Phosphate; Rats; Rats, Wistar; Vitamin B 6; Vitamin B 6 Deficiency | 2005 |
Moderate hyperhomocysteinemia and early-onset central retinal vein occlusion.
Topics: Adult; Aged; Chromatography, High Pressure Liquid; Fasting; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Male; Methionine; Middle Aged; Pyridoxal Phosphate; Retinal Vein Occlusion; Risk Factors; Vitamin B 12 | 2006 |
Effects of common anti-epileptic drug monotherapy on serum levels of homocysteine, vitamin B12, folic acid and vitamin B6.
Topics: Adolescent; Adult; Anticonvulsants; Carbamazepine; Case-Control Studies; Epilepsy; Female; Folic Acid; Homocysteine; Humans; Male; Middle Aged; Phenytoin; Pyridoxal Phosphate; Reference Values; Valproic Acid; Vitamin B 12 | 2006 |
Contrasting behaviors of mutant cystathionine beta-synthase enzymes associated with pyridoxine response.
Topics: Alleles; Animals; Cystathionine beta-Synthase; Homocysteine; Homocystinuria; Humans; Kinetics; Mice; Mice, Transgenic; Mutation; Pyridoxal Phosphate; Pyridoxine; Recombinant Fusion Proteins; Yeasts | 2006 |
Early effect of sodium valproate and carbamazepine monotherapy on homocysteine metabolism in children with epilepsy.
Topics: Adolescent; Anticonvulsants; Carbamazepine; Child; Child, Preschool; Epilepsy; Female; Folic Acid; Homocysteine; Humans; Male; Prospective Studies; Pyridoxal Phosphate; Valproic Acid; Vitamin B 12 | 2006 |
Children of Latino immigrants, 4-8 years, in rural Nebraska are adequate in vitamin B-6.
Topics: Alanine Transaminase; Child; Child, Preschool; Female; Hispanic or Latino; Homocysteine; Humans; Male; Nebraska; Nutritional Status; Pyridoxal; Pyridoxal Phosphate; Pyridoxamine; Pyridoxine; Rural Population; Surveys and Questionnaires; Vitamin B 6 | 2006 |
Mechanism of the condensation of homocysteine thiolactone with aldehydes.
Topics: Aldehydes; Homocysteine; Pyridines; Pyridoxal Phosphate; Thiazines | 2006 |
Plasma pyridoxal-5-phosphate and future risk of myocardial infarction in the European Prospective Investigation into Cancer and Nutrition Potsdam cohort.
Topics: Adult; Aged; Blood Pressure; Body Mass Index; C-Reactive Protein; Case-Control Studies; Cholesterol, HDL; Cohort Studies; Creatinine; Female; Folic Acid; Germany; Homocysteine; Humans; Male; Middle Aged; Myocardial Infarction; Proportional Hazards Models; Prospective Studies; Pyridoxal Phosphate; Surveys and Questionnaires | 2007 |
Capillary electrophoretic screening for the inhibition of homocysteine thiolactone-induced protein oligomerization.
Topics: Animals; Cations; Cattle; Cytochromes c; Dose-Response Relationship, Drug; Electrophoresis, Capillary; Homocysteine; Polyethylenes; Pyridoxal Phosphate; Quaternary Ammonium Compounds; Reproducibility of Results; Sensitivity and Specificity; Temperature; Time Factors | 2007 |
Isolation of a homocysteine gamma-lyase-producing bacterium and study of its enzyme production conditions.
Topics: Bacteriological Techniques; Biomass; Bioreactors; Carbon; Enzyme Stability; Homocysteine; Hydrogen-Ion Concentration; Lyases; Methionine; Nitrogen; Pyridoxal Phosphate; Serratia; Soil Microbiology; Stimulation, Chemical | 2008 |
Plasma pyridoxal 5'-phosphate and high-sensitivity C-reactive protein are independently associated with an increased risk of coronary artery disease.
Topics: Aged; C-Reactive Protein; Case-Control Studies; Cholesterol; Coronary Artery Disease; Female; Homocysteine; Humans; Male; Middle Aged; Odds Ratio; Pyridoxal Phosphate; Risk Factors; Vitamin B 6; Vitamin B 6 Deficiency; Vitamin B Complex | 2008 |
Elevated plasma homocysteine and low vitamin B-6 status in nonsupplementing older women with rheumatoid arthritis.
Topics: Aged; Arthritis, Rheumatoid; C-Reactive Protein; Cardiovascular Diseases; Case-Control Studies; Cross-Sectional Studies; Diet Records; Erythrocytes; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Lipids; Middle Aged; Nutritional Status; Pyridoxal Phosphate; Risk Factors; Transcobalamins; Vitamin B 12; Vitamin B 6; Vitamin B 6 Deficiency; Vitamin B Complex | 2008 |
Plasma pyridoxal 5'-phosphate in the US population: the National Health and Nutrition Examination Survey, 2003-2004.
Topics: Adolescent; Adult; Age Factors; Aged; Aged, 80 and over; Biomarkers; Child; Child, Preschool; Diet; Dietary Supplements; Female; Homocysteine; Humans; Infant; Male; Middle Aged; Nutrition Policy; Nutrition Surveys; Nutritional Requirements; Nutritional Status; Pyridoxal Phosphate; Sex Factors; United States; Vitamin B 6; Vitamin B 6 Deficiency | 2008 |
Homocysteine metabolism in the pre-ovulatory follicle during ovarian stimulation.
Topics: Adult; Biomarkers; Chorionic Gonadotropin; Estradiol; Female; Fertilization in Vitro; Folic Acid; Follicular Fluid; Homocysteine; Humans; Ovarian Follicle; Ovulation Induction; Pyridoxal Phosphate; Surveys and Questionnaires; Vitamin B 12 | 2008 |
Pyridoxal-5'-phosphate deficiency after intestinal and multivisceral transplantation.
Topics: Adult; Aged; Enteral Nutrition; Female; Homocysteine; Humans; Incidence; Intestinal Diseases; Intestines; Liver Transplantation; Male; Middle Aged; Nutritional Status; Pancreas Transplantation; Parenteral Nutrition; Prospective Studies; Pyridoxal Phosphate; Risk Factors; Stomach; Time Factors; Vitamin B 6 Deficiency; Young Adult | 2009 |
Homocysteine level and metabolism in ischemic stroke in the population of Northern Poland.
Topics: 5,10-Methylenetetrahydrofolate Reductase (FADH2); Adolescent; Adult; Aged; Aged, 80 and over; Brain Infarction; Cystathionine beta-Synthase; Female; Homocysteine; Humans; Hyperhomocysteinemia; Male; Middle Aged; Poland; Polymorphism, Genetic; Pyridoxal Phosphate; Retrospective Studies; Risk Factors; Sequence Analysis, DNA; Vitamin B 6 | 2009 |
Plasma vitamin B(6) and risk of myocardial infarction in women.
Topics: Adult; Alcohol Drinking; Body Mass Index; Case-Control Studies; Creatinine; Feeding Behavior; Female; Folic Acid; Homocysteine; Humans; Logistic Models; Middle Aged; Myocardial Infarction; Nutrition Assessment; Prospective Studies; Pyridoxal Phosphate; Risk Factors; Vitamin B 6 | 2009 |
Serum folate is a reliable indicator of hyperhomocysteinemia and borderline hyperhomocysteinemia in young adults.
Topics: Adolescent; Adult; Area Under Curve; Biomarkers; Cross-Sectional Studies; Erythrocytes; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Male; Pyridoxal Phosphate; Reference Values; Risk Factors; Severity of Illness Index; Taiwan; Vitamin B 12; Young Adult | 2009 |
Plasma homocysteine and cysteine and risk of breast cancer in women.
Topics: Breast Neoplasms; Case-Control Studies; Cysteine; Female; Folic Acid; Homocysteine; Humans; Middle Aged; Prospective Studies; Pyridoxal Phosphate; Vitamin B 12 | 2010 |
Association of blood lead (Pb) and plasma homocysteine: a cross sectional survey in Karachi, Pakistan.
Topics: Adolescent; Adult; Cross-Sectional Studies; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Lead; Male; Middle Aged; Pakistan; Pyridoxal Phosphate; Young Adult | 2010 |
Dietary intake of vitamin B-6, plasma pyridoxal 5'-phosphate, and homocysteine in Puerto Rican adults.
Topics: Aged; Boston; Cross-Sectional Studies; Diet; Female; Health Status Disparities; Hispanic or Latino; Homocysteine; Humans; Male; Middle Aged; Puerto Rico; Pyridoxal Phosphate; Surveys and Questionnaires; Vitamin B 6; Vitamin B 6 Deficiency | 2010 |
A U-shaped relationship between plasma folate and pancreatic cancer risk in the European Prospective Investigation into Cancer and Nutrition.
Topics: Adult; Aged; Alcohol Drinking; Body Mass Index; Case-Control Studies; Cotinine; Diabetes Complications; DNA-Binding Proteins; Europe; Female; Flavin Mononucleotide; Folic Acid; Follow-Up Studies; Homocysteine; Humans; Logistic Models; Male; Methionine; Middle Aged; Odds Ratio; Pancreatic Neoplasms; Prospective Studies; Pyridoxal Phosphate; Riboflavin; Risk Factors; Sex Factors; Smoking; Transcription Factors; Vitamin B 12; Vitamin B Complex | 2011 |
B-vitamin deficiency is protective against DSS-induced colitis in mice.
Topics: Analysis of Variance; Animals; Body Weight; Colitis; Dextran Sulfate; Gene Expression; Glutathione; Homocysteine; Inflammation; Interleukin-10; Kaplan-Meier Estimate; Male; Metabolomics; Methionine; Methylmalonic Acid; Mice; Mice, Inbred C57BL; Nitric Oxide Synthase Type II; Peroxidase; Pyridoxal Phosphate; S-Adenosylhomocysteine; Severity of Illness Index; Tumor Necrosis Factor-alpha; Vitamin B 12 Deficiency; Vitamin B 6 Deficiency | 2011 |
The folate hydrolase 1561C>T polymorphism is associated with depressive symptoms in Puerto Rican adults.
Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Adult; Aged; Boston; Cross-Sectional Studies; Depression; Female; Folate Receptor 1; Folic Acid; Folic Acid Deficiency; gamma-Glutamyl Hydrolase; Gene Frequency; Genotype; Glutamate Carboxypeptidase II; Homocysteine; Humans; Linear Models; Logistic Models; Male; Methylenetetrahydrofolate Reductase (NADPH2); Middle Aged; Polymorphism, Single Nucleotide; Proton-Coupled Folate Transporter; Psychiatric Status Rating Scales; Pteroylpolyglutamic Acids; Puerto Rico; Pyridoxal Phosphate; Reduced Folate Carrier Protein; Vitamin B 12 | 2011 |
Polymorphisms in MTHFR, MS and CBS genes and homocysteine levels in a Pakistani population.
Topics: 5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; Adolescent; Adult; Cystathionine beta-Synthase; Female; Folic Acid; Genotype; Heterozygote; Homocysteine; Homozygote; Humans; Hyperhomocysteinemia; Male; Methylenetetrahydrofolate Reductase (NADPH2); Middle Aged; Odds Ratio; Pakistan; Polymorphism, Single Nucleotide; Pyridoxal Phosphate; Risk Factors; Sex Factors; Vitamin B 12; Young Adult | 2012 |
Higher plasma homocysteine is associated with lower vitamin B6 status in critically ill surgical patients.
Topics: Aged; Critical Illness; Erythrocytes; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Intensive Care Units; Male; Middle Aged; Nutritional Status; Postoperative Complications; Prevalence; Pyridoxal Phosphate; Vitamin B 12; Vitamin B 6 Deficiency; Vitamin B Complex | 2012 |
Higher plasma homocysteine is associated with increased risk of developing colorectal polyps.
Topics: Case-Control Studies; Colonic Polyps; Confidence Intervals; Female; Folic Acid; Homocysteine; Humans; Male; Middle Aged; Pyridoxal Phosphate; Risk Factors; Taiwan; Vitamin B 12; Vitamin B Complex | 2013 |
Pre-diagnostic leukocyte genomic DNA methylation and the risk of colorectal cancer in women.
Topics: Adenocarcinoma; Adult; Case-Control Studies; Colorectal Neoplasms; Cysteine; DNA Methylation; DNA, Neoplasm; Female; Health Surveys; Homocysteine; Humans; Leukocytes, Mononuclear; Logistic Models; Methylenetetrahydrofolate Reductase (NADPH2); Middle Aged; Odds Ratio; Polymorphism, Single Nucleotide; Pyridoxal Phosphate; Risk Factors | 2013 |
Woman with sudden loss of vision: homocystinuria.
Topics: Adult; Blindness; Corneal Edema; Female; Homocysteine; Homocystinuria; Humans; Intraocular Pressure; Lens Subluxation; Pupil Disorders; Pyridoxal Phosphate; Visual Acuity; Vitrectomy | 2013 |
Higher plasma pyridoxal phosphate is associated with increased antioxidant enzyme activities in critically ill surgical patients.
Topics: Aged; Antioxidants; Critical Care; Critical Illness; Female; Homocysteine; Hospitalization; Humans; Male; Oxidative Stress; Pyridoxal Phosphate; Superoxide Dismutase; Taiwan; Vitamin B 6 | 2013 |
High homocysteine is associated with increased risk of colorectal cancer independently of oxidative stress and antioxidant capacities.
Topics: Adult; Aged; Antioxidants; Blood Pressure; Body Mass Index; Case-Control Studies; Colorectal Neoplasms; Creatinine; Cysteine; Female; Folic Acid; Glutathione Peroxidase; Glutathione Transferase; Healthy Volunteers; Homocysteine; Humans; Linear Models; Male; Middle Aged; Oxidative Stress; Pyridoxal Phosphate; Risk Factors; Serum Albumin; Superoxide Dismutase | 2014 |
Smokeless tobacco use: a risk factor for hyperhomocysteinemia in a Pakistani population.
Topics: Adolescent; Adult; Cities; Female; Folic Acid; Homocysteine; Humans; Hyperhomocysteinemia; Income; Male; Middle Aged; Pakistan; Pyridoxal Phosphate; Risk Factors; Tobacco, Smokeless; Vitamin B 12; Young Adult | 2013 |
Plasma total homocysteine level in association with folate, pyridoxine, and cobalamin status among Iranian primary breast cancer patients.
Topics: Adult; Aged; Biomarkers; Body Mass Index; Breast Neoplasms; Fasting; Female; Folic Acid; Homocysteine; Humans; Iran; Linear Models; Logistic Models; Middle Aged; Multivariate Analysis; Nutrition Assessment; Nutritional Status; Prospective Studies; Pyridoxal Phosphate; Pyridoxine; Surveys and Questionnaires; Vitamin B 12; White People | 2014 |
Vitamin B-6 restriction reduces the production of hydrogen sulfide and its biomarkers by the transsulfuration pathway in cultured human hepatoma cells.
Topics: Alanine; Biomarkers; Carcinoma, Hepatocellular; Cysteine; Hep G2 Cells; Homocysteine; Humans; Hydrogen Sulfide; Linear Models; Liver Neoplasms; Pyridoxal Phosphate; Sulfides; Vitamin B 6; Vitamin B 6 Deficiency | 2014 |
High serum folate might have a potential dual effect on risk of colorectal cancer.
Topics: Adult; Aged; Body Mass Index; Case-Control Studies; Colorectal Neoplasms; Female; Folic Acid; Homocysteine; Humans; Logistic Models; Male; Methylenetetrahydrofolate Reductase (NADPH2); Middle Aged; Pyridoxal Phosphate; Risk Factors | 2015 |
Oral exposure to the anti-pyridoxine compound 1-amino D-proline further perturbs homocysteine metabolism through the transsulfuration pathway in moderately vitamin B₆ deficient rats.
Topics: Animals; Asymptomatic Diseases; Biomarkers; Cystathionine; Cystathionine gamma-Lyase; Diet; Disease Models, Animal; Disease Progression; Flax; Homocysteine; Hyperhomocysteinemia; Liver; Male; Non-alcoholic Fatty Liver Disease; Proline; Pyridoxal Phosphate; Pyridoxine; Random Allocation; Rats, Sprague-Dawley; Seeds; Vitamin B 6; Vitamin B 6 Deficiency | 2015 |
Pyridoxal-5'-phosphate deficiency is associated with hyperhomocysteinemia regardless of antioxidant, thiamine, riboflavin, cobalamine, and folate status in critically ill patients.
Topics: Adult; APACHE; Biomarkers; Cardiovascular Diseases; Critical Illness; Female; Homocysteine; Humans; Hyperhomocysteinemia; Intensive Care Units; Male; Middle Aged; Nutritional Status; Oxidative Stress; Prevalence; Prospective Studies; Pyridoxal Phosphate; Risk; Spain; Vitamin B 6 Deficiency | 2016 |
Pyridoxine supplementation does not alter in vivo kinetics of one-carbon metabolism but modifies patterns of one-carbon and tryptophan metabolites in vitamin B-6-insufficient oral contraceptive users.
Topics: 3-Hydroxyanthranilic Acid; Adult; Biomarkers; Carbon; Contraceptives, Oral; Cystathionine; Dietary Supplements; Female; Glycine; Homocysteine; Humans; Kynurenine; Leucine; Methionine; Methylamines; Multivariate Analysis; Pyridoxal Phosphate; Pyridoxine; Serine; Tryptophan; Vitamin B 6 Deficiency; Young Adult | 2015 |
High homocysteine, low vitamin B-6, and increased oxidative stress are independently associated with the risk of chronic kidney disease.
Topics: Adult; Aged; Antioxidants; Case-Control Studies; Female; Folic Acid Deficiency; Homocysteine; Humans; Hyperhomocysteinemia; Male; Malondialdehyde; Middle Aged; Oxidative Stress; Pyridoxal Phosphate; Renal Insufficiency, Chronic; Risk Factors; Superoxide Dismutase; Vitamin B 6; Vitamin B 6 Deficiency | 2016 |
Folate and vitamin B-6 status are not associated with homocysteine, oxidative stress and antioxidant capacities in patients with hepatocellular carcinoma.
Topics: Aged; Antioxidants; Carcinoma, Hepatocellular; Female; Folic Acid; Glutathione Peroxidase; Glutathione Transferase; Homocysteine; Humans; Liver Neoplasms; Male; Malondialdehyde; Middle Aged; Nutritional Status; Oxidative Stress; Pyridoxal Phosphate; Superoxide Dismutase; Vitamin B 6 | 2016 |
Quantification of homocysteine and cysteine by derivatization with pyridoxal 5'-phosphate and hydrophilic interaction liquid chromatography.
Topics: Chromatography, High Pressure Liquid; Cysteine; Homocysteine; Humans; Hydrophobic and Hydrophilic Interactions; Limit of Detection; Pyridoxal Phosphate; Reproducibility of Results | 2016 |
Vitamin B-6, Independent of Homocysteine, Is a Significant Factor in Relation to Inflammatory Responses for Chronic Kidney Disease and Hemodialysis Patients.
Topics: Adult; Aged; Aged, 80 and over; Biomarkers; C-Reactive Protein; Female; Folic Acid; Homocysteine; Humans; Inflammation; Male; Middle Aged; Pyridoxal Phosphate; Renal Dialysis; Renal Insufficiency, Chronic; Vitamin B 6; Vitamin B 6 Deficiency | 2017 |
One-carbon metabolite ratios as functional B-vitamin markers and in relation to colorectal cancer risk.
Topics: Betaine; Biomarkers, Tumor; Carbon; Case-Control Studies; Colorectal Neoplasms; Creatinine; Cysteine; Female; Folic Acid; Homocysteine; Humans; Male; Middle Aged; Nutritional Status; Pyridoxal Phosphate; Riboflavin; Vitamin B 12; Vitamin B Complex | 2019 |
B-vitamins in Relation to Depression in Older Adults Over 60 Years of Age: The Trinity Ulster Department of Agriculture (TUDA) Cohort Study.
Topics: Aged; Aging; Biomarkers; Cognitive Dysfunction; Cohort Studies; Cross-Sectional Studies; Depression; Female; Folic Acid; Homocysteine; Humans; Ireland; Male; Middle Aged; Nutritional Status; Pyridoxal Phosphate; Pyridoxine; Vitamin B 12; Vitamin B Complex | 2019 |
Homocysteine is associated with severity of microvasculopathy in sickle cell disease patients.
Topics: Adolescent; Adult; Anemia, Sickle Cell; Child; Child, Preschool; Creatine; Folic Acid; Homocysteine; Humans; Intravital Microscopy; Microcirculation; Middle Aged; Pyridoxal Phosphate; Severity of Illness Index; Thrombotic Microangiopathies; Vitamin B 12 | 2020 |
Hierarchical Surface Architecture of Hemodialysis Membranes for Eliminating Homocysteine Based on the Multifunctional Role of Pyridoxal 5'-phosphate.
Topics: Cell Adhesion; Cell Proliferation; Coated Materials, Biocompatible; Glycerol; Homocysteine; Human Umbilical Vein Endothelial Cells; Humans; Hydrophobic and Hydrophilic Interactions; Hyperhomocysteinemia; Membranes, Artificial; Models, Biological; Muramidase; Polymers; Porosity; Pyridoxal Phosphate; Renal Dialysis; Serum Albumin, Bovine; Sulfones; Surface Properties; Tromethamine | 2020 |
Dysregulation of homocysteine homeostasis in acute intermittent porphyria patients receiving heme arginate or givosiran.
Topics: Acetylgalactosamine; Adult; Arginine; Cystathionine beta-Synthase; Female; Folic Acid; Heme; Homeostasis; Homocysteine; Homocystinuria; Humans; Hydroxymethylbilane Synthase; Hyperhomocysteinemia; Male; Methionine; Middle Aged; Porphyria, Acute Intermittent; Pyridoxal Phosphate; Pyrrolidines; Young Adult | 2021 |
Characterization and application of l-methionine γ-lyase Q349S mutant enzyme with an enhanced activity toward l-homocysteine.
Topics: Carbon-Sulfur Lyases; Homocysteine; Methionine; Pseudomonas putida; Pyridoxal Phosphate | 2022 |
Biomarkers of the transsulfuration pathway and risk of renal cell carcinoma in the European Prospective Investigation into Cancer and Nutrition (EPIC) study.
Topics: Bayes Theorem; Biomarkers; Carcinoma, Renal Cell; Case-Control Studies; Cysteine; Homocysteine; Humans; Kidney Neoplasms; Prospective Studies; Pyridoxal Phosphate; Vitamin B 6 | 2022 |