urea has been researched along with leucine in 302 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 170 (56.29) | 18.7374 |
| 1990's | 61 (20.20) | 18.2507 |
| 2000's | 43 (14.24) | 29.6817 |
| 2010's | 24 (7.95) | 24.3611 |
| 2020's | 4 (1.32) | 2.80 |
| Authors | Studies |
|---|---|
| Ax, F; Bonham, NM; Hallberg, A; Karlén, A; Lennernäs, H; Winiwarter, S | 1 |
| Danelian, E; Hämäläinen, MD; Hansson, A; Karlén, A; Karlsson, R; Lennernäs, H; Löfâs, S; Winiwarter, S | 1 |
| Avdeef, A; Tam, KY | 1 |
| Mahoney, MJ | 1 |
| Belousov, LV; Ostroumova, TV | 1 |
| Golden, MH; Jackson, AA; Taruvinga, M | 1 |
| Cherpachenko, NM | 1 |
| Batshaw, M; Brusilow, S; Walser, M | 1 |
| Hensgens, HE; Meijer, AJ | 1 |
| Bowery, NG; Brown, DA; Marsh, S | 1 |
| Bourdel, G; Girard-Globa, A; Lardeux, B | 1 |
| Frommel, D; NGuyen, TT; Rachman, F | 1 |
| Halliday, D; Hems, R; Krebs, HA; Lund, P; Read, WW | 1 |
| Hirshfield, IN; Yeh, FM | 1 |
| Chappell, JB; McGivan, JD; Mourão, JM | 1 |
| Dogen, M; Higashi, T; Kawamata, F | 1 |
| Rognstad, R | 1 |
| Drewes, LR; Gilboe, DD | 1 |
| Chantler, C; Holliday, MA; Keitges, J; MacDonnell, R | 1 |
| Askew, EW; Beecher, GR; Brown, WE; Dohm, GL; Hecker, AL; Klain, GJ; Puente, FR | 1 |
| Dean, M; Robinson, PN; Tombs, MP | 1 |
| Birnstiel, M; Gross, K; Probst, E; Schaffner, W | 1 |
| Accoceberry, B; Schneller, J; Stahl, AJ | 1 |
| Chow, KW; Walser, M | 2 |
| Chappell, JB; McGivan, JD | 1 |
| Gundalakh, AI; Mel'k, MV; Shcheglova, SA; Volkova, ZA | 1 |
| Higashi, T; Kawamata, F; Sakurai, T | 1 |
| Lione, AP; Moore, TJ; Regen, DM; Sugden, MC | 1 |
| Nandi, PK | 1 |
| Lapanje, S; Poklar, N; Senegacnik, MM; Sveglj, F | 1 |
| Ball, RO; Clarke, R; Pencharz, PB; Telch, J; Zello, GA | 1 |
| Belzer, FO; Marsh, DC; Southard, JH; Vreugdenhil, PK | 1 |
| Halliday, D; Lind, T; Olufemi, OS; Whittaker, PG | 1 |
| Chang, TM; Gu, KF | 2 |
| Bruzzone, P; Chiarla, C; Goodarzi, S; Placko, R; Siegel, JH; Wiles, CE | 1 |
| Halliday, D; Millward, DJ; Pacy, PJ; Price, GM | 1 |
| Bannister, P; Bartlett, S; Carli, F; Halliday, D; Pearson, J; Pearson, M; Webster, J | 1 |
| Gerok, W; Hallbrucker, C; Häussinger, D; Lang, F; Vom Dahl, S | 1 |
| Elahi, D; Hartl, WH; Jahoor, F; Klein, S; Miyoshi, H; Wolfe, RR | 1 |
| Anborgh, PH; Cool, RH; Gümüşel, F; Parmeggiani, A; Weijland, A | 1 |
| Walser, M; Yagi, M | 1 |
| Kalhan, SC; Lamont, LS; Patel, DG | 1 |
| Knopman, DS; Shih, VE; Tuchman, M | 1 |
| Baker, S; Boobis, AR; Davies, DS; Elcombe, CR; Hayward, C; Lock, EA; McQuade, J; Robson, RT; Sesardic, D | 1 |
| Belzberg, H; Chiarla, C; Coleman, B; Gum, M; Kidd, S; Mora, R; Placko, R; Siegel, JH; Tacchino, R; Wiles, CE | 1 |
| Beesley, J; Canagarayar, U; McVey, M; Pencharz, P; Renner, J; Sauer, P; Swyer, P; Van Aerde, J; Wesson, D | 2 |
| Flanigan, MJ; Lim, VS; Tsalikian, E | 1 |
| Okita, M; Tsuji, T; Watanabe, A | 1 |
| Herndon, DN; Jahoor, F; Miyoshi, H; Shangraw, RE; Wallfish, H; Wolfe, RR | 1 |
| Bost, MC; Janssen, MA; Soeters, PB; van Berlo, CL; van de Bogaard, AE; van der Heijden, MA; van Eijk, HM | 1 |
| Chow, IZ; Inoue, A; Isshiki, G; Okano, Y; Oura, T | 1 |
| Burke, JF; Wagner, DA; Walesreswski, JC; Young, VR; Yu, YM | 1 |
| Cadenhead, A; Fuller, MF; Hay, SM; Reeds, PJ | 1 |
| Ishihara, M; Iwasaki, K; Mano, K; Matsuzawa, T; Yugari, Y | 1 |
| Wolfe, RR | 2 |
| Bergner, H; Münchmeyer, R; Simon, O; Zebrowska, T | 1 |
| Bergner, H; Münchmeyer, R; Rohrmann, H; Simon, O; Zebrowska, T | 1 |
| Erecinska, M; Wilson, DF; Zaleski, J | 1 |
| Broyer, M; Dodu, C; Kamoun, PP; Kleinknecht, C; Laouari, D; Rocchiccioli, F | 1 |
| Baldwin, JR; Booker, TR; McKeever, PE | 1 |
| Fern, EB; Garlick, PJ; Waterlow, JC | 1 |
| Corberand, JX; Grozdea, JD; Laharrague, PF; Vergnes, HA | 1 |
| Davison, PF; Fernandez, HL; Huneeus, FC | 1 |
| Roberts, PJ | 1 |
| Thiele, HG | 1 |
| Geller, DM; Russell, JH | 1 |
| Goodman, DB; Omura, S; Ono, T; Rasmussen, H | 1 |
| Brouet-Yager, M; Graff, GL; Kleiner, H | 1 |
| Süss, R; Volm, M | 1 |
| Dean, PM; Matthews, EK | 1 |
| Brown, F; Burroughs, JN; Wild, TF | 1 |
| Kass, SJ | 1 |
| Yamaguchi, T | 1 |
| Bennett, EL; Calvin, M; Penzer, GR | 1 |
| Onodera, K; Sheinin, R | 1 |
| Hashinotsume, M; Higashino, K; Yamamura, Y | 1 |
| Bilello, P; Drzeniek, R | 1 |
| Moyer, GH; Pitot, HC | 1 |
| Chamers, JW; Piccirillo, VJ | 1 |
| Laporte, J; Lenoir, G | 1 |
| Higashino, K; Kudo, S; Yamamura, Y | 1 |
| Smith, RH; Williams, AP | 1 |
| Owen, OE; Pozefsky, T; Sapir, DG; Walser, M | 1 |
| Danielsson, A; Sehlin, J | 1 |
| Benbassat, J | 1 |
| Neale, S | 1 |
| Chibata, I; Nakamura, M; Sano, R; Tosa, T; Yamamoto, K | 1 |
| Cromeans, TL; Gravell, M | 2 |
| Bergström, J; Bucht, H; Fürst, P; Hultman, E; Josephson, B; Norée, LO; Vinnars, E | 1 |
| Levy, R; Levy, S; Rosenberg, SA; Simpson, RT | 1 |
| Betz, AL; Gilboe, DD | 1 |
| Genuth, SM | 1 |
| Evans, WH; Gurd, JW | 1 |
| Boling, JA; Ely, DG; Nishimuta, JF | 1 |
| Bergen, WG; Henneman, HA; Magee, WT | 1 |
| Coulter, AW; Lund, P; Ruderman, NB; Walser, M | 1 |
| Inagami, T; Michelakis, AM; Misono, K | 1 |
| Allen, NK; Baker, DH | 1 |
| Piatigorsky, J; Simpson, RT; Zelenka, P | 1 |
| Antoniello, S; Cacciatore, L; De Ritis, F; Valentino, B | 1 |
| Lajtha, A; Sershen, H | 1 |
| Kellenberger, E | 1 |
| Holden, JT; Wilson, OH | 1 |
| Hellerström, C; Schmidt, FH; Stork, H; Westman, S | 1 |
| Baylor, MB; Roslansky, PF | 1 |
| Kaden, TM; Kelly, MV; Rogers, P | 1 |
| Ron, EZ; Shani, M | 1 |
| Chapeville, F; Rouget, P | 1 |
| Narahashi, Y; Yanagita, M | 1 |
| Nichoalds, GE; Oxender, DL; Penrose, WR; Piperno, JR | 1 |
| Oxender, DL; Penrose, WR; Zand, R | 1 |
| Roncari, G; Zuber, H | 1 |
| Philipps, GR | 1 |
| Barrio, A; Carlisky, NJ | 1 |
| McLaren, DS; Read, WW; Tchalian, M | 1 |
| Frei, JV; Oliver, J | 1 |
| Coffman, RL; Halpern, MS | 1 |
| Alzer, G; Oerkermann, H; Schneider, W; Schumacher, K | 1 |
| Levin, E; Nogueira, GJ; Wright, PM | 2 |
| Fels, IG | 1 |
| Downes, AM; Wilson, PA | 1 |
| Boorman, KN; Buttery, PJ | 1 |
| Bloxam, DL | 1 |
| Barancik, LC; Lieberman, I | 1 |
| Crawford, IP; Rohlfing, SR | 1 |
| Gale, GR | 1 |
| Brock, JF; Frith, L; Kelman, L; Kirsch, RE; Saunders, SJ; Wicht, S | 1 |
| Fuchs, G; Oepen, H; Oepen, I | 1 |
| Simmons, JE | 1 |
| Hatfield, EE; Kaminski, J; Nimrick, K; Owens, FN | 1 |
| Cohen, PP; Kang, SH; Shambaugh, GE | 1 |
| Amelunxen, RE; Noelken, M; Singleton, R | 1 |
| Adibi, SA | 1 |
| Dintzis, HM; McMenamy, RH; Watson, F | 1 |
| Glimcher, MJ; Seyer, JM | 1 |
| Chen, CH; Koeppe, RE; Meghal, SK; O'Neal, RM; Reynolds, CS | 1 |
| Brown, HH | 1 |
| Holt, LE | 1 |
| Barrio, A; Botbol, V; Carlisky, NJ; García Argiz, CA; Lew, VL | 1 |
| Andrean, BA; De Kloet, SR; Hendricks, DV | 1 |
| Oravec, M; Sourkes, TL | 1 |
| Burzyński, S; Czerniak, Z | 1 |
| Fishman, L; Mongelli, J; Oratz, M; Rothschild, MA; Schreiber, SS | 1 |
| Mitchell, JF; Neal, MJ; Srinivasan, V | 1 |
| Garcia Argiz, CA; Levin, E; Nogueira, GJ | 1 |
| Foster, JW; Hodson, PH | 1 |
| Carver, MJ; Ryan, WL | 1 |
| Mondon, CE; Mortimore, GE | 1 |
| Sinclair, WK | 1 |
| Pfeiffer, SE; Tolmach, LJ | 1 |
| Karnofsky, DA; Schochetman, G; Young, CW | 1 |
| Balis, ME; Hodas, S; Schochetman, G; Young, CW | 1 |
| Estes, FL; Wetzel, RL | 1 |
| Raisz, LG | 1 |
| Cook, CF; Leibholz, J | 1 |
| Kew, OM; Omilianowski, DR; Pallansch, MA; Rueckert, RR | 1 |
| Nadel, ER; Shaw, JH; Wolfe, MH; Wolfe, RR | 1 |
| Batshaw, ML | 1 |
| de Angelis, RC; Terra, IC | 1 |
| Burns, RA; Garton, RL; Milner, JA | 1 |
| Brand, K; Hauschildt, S | 1 |
| Torún, B; Young, VR | 1 |
| Davies, CT; Halliday, D; Matthews, D; Millward, DJ; Rennie, M; Wolman, SL | 1 |
| Goodenough, RD; Nadel, ER; Royle, GT; Wolfe, MH; Wolfe, RR | 2 |
| Burke, JF; Goodenough, RD; Wolfe, MH; Wolfe, RR | 1 |
| Goodenough, RD; Wolfe, MH; Wolfe, RR | 1 |
| Mitch, WE; Sapir, DG; Walser, M | 1 |
| Carnielli, VP; Degenhart, HJ; Halliday, D; Sauer, PJ; Sulkers, EJ; Van Goudoever, JB; Wattimena, JL | 1 |
| Brown, DS; Calder, AG; Connell, A; Farningham, DA; Lobley, GE; Lomax, MA; Milne, E | 1 |
| Ang, BC; Halliday, D; Powell-Tuck, J | 1 |
| Burke, JF; Castillo, L; Chapman, TE; Ryan, CM; Tompkins, RG; Young, VR; Yu, YM | 1 |
| Sakurai, Y; Wolfe, RR; Zhang, XJ | 2 |
| Hoffer, LJ; Taveroff, A | 1 |
| Jackson, AA | 1 |
| Bailey, J; Choi, EJ; Maroni, BJ; Masud, T; May, RC | 1 |
| Chapman, TE; el-Khoury, AE; Fukagawa, NK; Gleason, RE; Sánchez, M; Tsay, RH; Young, VR | 1 |
| Ahnefeld, FW; Anhäupl, T; Ensinger, H; Geisser, W; Georgieff, M; Träger, K; Vogt, J | 1 |
| Ajami, A; Branch, S; Burke, JF; Castillo, L; Chapman, TE; Young, VR; Yu, YM | 1 |
| Atkinson, SA; MacDougall, JD; Phillips, SM; Tarnopolsky, MA | 1 |
| Ajami, AM; Burke, JF; Castillo, L; Chapman, TE; Sanchez, M; Vogt, J; Young, VR; Yu, YM | 1 |
| Bailey, J; Choi, EJ; Dixon, A; Maroni, BJ; Masud, T; May, RC | 1 |
| Brendel, K; Fisher, RL; Gandolfi, AJ; Hasal, SJ; Sanuik, JT; Scott, KS | 1 |
| Battista, MA; Kalhan, SC; Price, PT | 1 |
| Fahey, GC; Hussein, HS; Merchen, NR | 1 |
| Logan, JL | 1 |
| McFadden, PN; Weber, DJ | 1 |
| Burrin, DG; Del Rosario, M; Fiorotto, M; Frazer, ME; Jahoor, F; Pond, WG; Wykes, LJ | 1 |
| Häussinger, D; Vom Dahl, S | 1 |
| Burke, JF; Chapman, TE; Sheridan, RL; Tompkins, RG; Young, VR; Yu, YM | 1 |
| Channon, SM; Downie, S; Gilmour, E; Goodship, TH; Graham, KA; Passlick-Deetjen, J; Reaich, D | 1 |
| Byerley, LO; Heber, D | 1 |
| Ahearn, DG; Crow, SA; Ezeonu, IM; Price, DL | 1 |
| Ajami, AM; Chapman, TE; el-Khoury, AE; Fukagawa, NK; Young, VR | 1 |
| Arnoys, EJ; Blankespoor, S; Born, T; Everman, R; Gray, TM; Jagar, R; Plowman, D; Stair, A; Zhang, D | 1 |
| Shortle, D; Wang, Y | 1 |
| Dugan, ME; Lien, KA; Mosenthin, R; Sauer, WC; Souffrant, WB | 1 |
| West, HJ | 1 |
| Brewster, DR; Broadhead, RL; Crowley, JR; Fjeld, CR; Manary, MJ; Yarasheski, KE | 1 |
| Dejong, CH; Deutz, NE; Olde Damink, SW; Soeters, PB | 1 |
| Dwyer, J; Prelack, K; Sheridan, RL; Tompkins, RG; Yu, YM | 1 |
| Andersson, A; Atkinson, A; Branth, S; el-Khoury, AE; Forslund, A; Hambraeus, L; Olsson, R; Selvaraj, A; Sjödin, A; Young, VR | 1 |
| Klein, S; Patterson, BW; Zhao, G | 1 |
| El-Khoury, AE; Forslund, AH; Hambraeus, L; Olsson, RM; Young, VR; Yu, YM | 1 |
| Gruca, LL; Kalhan, SC; Rossi, KQ; Savin, SM; Super, DM | 1 |
| Iwakura, M; Nakamura, T | 1 |
| Bedouelle, H; Guez, V; Park, YC | 1 |
| El-Khoury, AE; Forslund, AH; Hambraeus, L; Olsson, RM; Sjödin, AM; Young, VR | 1 |
| Butte, NF; Hsu, HW; Khoury, J; Reeds, P; Thotathuchery, M; Wong, WW | 1 |
| Channon, SM; Downie, S; Goodship, TH; Graham, KA; Reaich, D | 1 |
| Pereira, P; Raguso, CA; Young, VR | 1 |
| Devapatla, S; Kalhan, SC | 1 |
| Burrin, DG; Davis, TA; Deaver, DR; Fiorotto, ML; Nguyen, HV; Reeds, PJ; Steele, NC; Vann, RC | 1 |
| El-Khoury, AE; Forslund, AH; Hambraeus, L; Raguso, CA; Young, VR | 1 |
| Kalhan, SC | 1 |
| Gruca, L; Kalhan, S; Rossi, K | 1 |
| Handa, P; Roy, S; Varshney, U | 1 |
| Hardesty, B; Horowitz, P; Kramer, G; Ramachandiran, V | 1 |
| Holecek, M; Sprongl, L; Tichý, M; Tilser, I | 1 |
| Hamadeh, MJ; Hoffer, LJ | 1 |
| MacLennan, D; Mihic, S; Parise, G; Tarnopolsky, MA; Yarasheski, KE | 1 |
| Hahn, P; Hellwig, E; Maragakis, GM | 1 |
| Devapatla, S; Gruca, L; Hanson, RW; Kalhan, SC; O'Brien, AM; Parimi, PS | 1 |
| Børsheim, E; Tipton, KD; Wolf, SE; Wolfe, RR | 1 |
| Broadhead, RL; Manary, MJ; Yarasheski, KE | 1 |
| Adams, PS; Luck, LA; Salopek-Sondi, B; Swartz, D | 1 |
| Burkett, E; Dierker, L; Gruca, LL; Kalhan, SC; O'Brien, A; Parimi, PS | 1 |
| Brannigan, JA; Forney, LJ; Ladurner, AG; McVey, CE; Morillas, M; Virden, R | 1 |
| Haymond, MW; Sunehag, AL | 1 |
| Engel, G; Freyse, EJ; Giessmann, T; Heinke, P; Knospe, S; Metges, CC; Petzke, KJ; Siegmund, W | 1 |
| Breves, G; Pfeffer, E; Rodehutscord, M; Schöneberger, M; Schröder, B | 1 |
| Federici, L; Fersht, AR; Freund, SM; Lovell, SC; Luisi, BF; Mayor, U; Stollar, EJ | 1 |
| Bird, HR; Featherston, WR; Harper, AE | 1 |
| BRODSKY, WA; CARLISKY, NJ | 1 |
| NOZAKI, Y; TANFORD, C | 1 |
| LAVERACK, MS | 1 |
| SCHADEWALDT, H | 1 |
| CASSIDY, JE; LOWERY, JA | 1 |
| BONDENHEIMER, E; FASMAN, GD; LINDBLOW, C | 1 |
| KATCHALSKI, E; RIESEL, E | 1 |
| RIGBI, M; SELA, M | 1 |
| HODAS, S; YOUNG, CW | 1 |
| ARCA, M; CALVORI, C; FRONTALI, L; TECCE, G | 1 |
| BAUERLE, RH; FRUENDLICH, M; STORMER, FC; UMBARGER, HE | 1 |
| BODLEY, JW; DAVIE, EW; SO, AG | 1 |
| MAINZER, K; SCHAUMLOEFFEL, E | 1 |
| Hodges, RS; Lu, SM | 1 |
| Amini, SB; Devapatla, S; Gruca, LL; Hanson, RW; Kalhan, SC; Parimi, PS | 1 |
| Ding, Y; Qiu, Y; Sun, X; Xu, Q; Zhang, H | 1 |
| Barbiroli, A; Bonomi, F; Caldinelli, L; Ferranti, P; Iametti, S; Picariello, G; Pilone, MS; Piubelli, L; Pollegioni, L | 1 |
| Gijsen, AP; Halliday, D; Jeukendrup, AE; Koopman, R; Pannemans, DL; Saris, WH; Senden, JM; van Loon, LJ; Wagenmakers, AJ | 1 |
| Brown, C; Liao, J; Wittung-Stafshede, P | 1 |
| Duggleby, SL; Waterlow, JC | 1 |
| Awawdeh, MS; Gnad, DP; McCuistion, KC; Titgemeyer, EC | 1 |
| Gruca, LL; Kadrofske, MM; Kalhan, SC; Parimi, PS | 1 |
| Awad, S; Halaweish, F; Hassan, AN | 1 |
| Gruca, LL; Hanson, RW; Kadrofske, MM; Kalhan, SC; Parimi, PS | 1 |
| Hosur, RV; Kumar, A; Mishra, RK; Mittal, R; Srivastava, S | 1 |
| Baker, S; Matsuka, YV; Nunez, L; Severina, E | 1 |
| Ackermans, MT; Bisschop, PH; Endert, E; Klein, S; Patterson, BW; Romijn, JA; Sauerwein, HP; van Lanschot, JJ | 1 |
| Alferink, SJ; Gerrits, WJ; Lobley, GE; Muijlaert, JM; van den Borne, JJ; Verstegen, MW | 1 |
| Barrick, D; Courtemanche, N | 2 |
| Castillo, L; Roth, RM; Tharakan, JF; Young, VR; Yu, YM; Zurakowski, D | 1 |
| Kakuchi, R; Kakuchi, T; Nagata, S; Nakade, H; Otsuka, I; Sakai, R; Satoh, T | 1 |
| Arasappan, A; Bennett, F; Blackman, ML; Bogen, SL; Chen, KX; Cheng, KC; Nair, L; Njoroge, FG; Padilla, AI; Pan, W; Prongay, A; Shih, NY; Tong, X; Venkatraman, S; Vibulbhan, B; Yang, W | 1 |
| Ainslie, A; Alink, FM; Garnsworthy, PC; McEvoy, TG; Rooke, JA; Sinclair, KD; Watt, RG; Webb, R | 1 |
| Arasappan, A; Bennett, F; Chase, R; Feld, B; Guo, Z; Hart, A; Madison, V; Malcolm, B; Njoroge, FG; Pichardo, J; Prongay, A; Ralston, R; Skelton, A; Tong, X; Xia, E; Zhang, R | 1 |
| Mallakpour, S | 1 |
| Clement, RP; Cunliffe, JM; Dreyer, DP; Hayes, RN; Shen, JX | 1 |
| Bergmann, JF; de Bruijne, J; de Knegt, RJ; Hughes, EA; Janssen, HL; Li, J; Molenkamp, R; Reesink, HW; Schinkel, J; Tong, X; Treitel, MA; van Lier, JJ; van Vliet, AA; Weegink, CJ | 1 |
| Fang, H; Su, L; Xu, W; Xu, Y; Yang, K | 1 |
| Chen, YC; Chen, YR; Huang, HB; Lin, TH; Liu, HT; Lo, CJ; Shiao, MS; Su, CL; Wang, CC | 1 |
| Clement, RP; Cunliffe, JM; Dreyer, DP; Hayes, RN; Shen, JX; Wei, X | 1 |
| Arjomand, A; Chowdhury, SK; Gao, L; Hesk, D; Kasserra, C; Li, J; Song, Q | 1 |
| Denne, SC; Noe, JD; Steiner, SJ | 1 |
| Hou, T; Li, Y; Mao, X; Yu, H; Zhang, L; Zhu, J | 1 |
| Brake, DW; Jones, ML; Parr, SL; Spivey, KS; Titgemeyer, EC | 1 |
| Huang, Z; Mao, X; Qiao, S; Wang, J; Zeng, X | 1 |
| Boonstra, A; de Bruijne, J; de Knegt, RJ; Hotho, DM; Janssen, HL; Reesink, HW; Spaan, M; Treitel, MA | 1 |
| Bergmann, JF; de Bruijne, J; de Knegt, RJ; Hughes, E; Janssen, HL; Molenkamp, R; Rebers, SP; Reesink, HW; Schinkel, J; Thomas, XV; Treitel, MA; Weegink, CJ | 1 |
| Buruiana, EC; Buruiana, T; Melinte, V; Nechifor, M; Podasca, V | 1 |
| Chen, BZ; Geng, L; Ji, M; Wang, H | 1 |
| del Valle, LJ; Díaz, A; Katsarava, R; Puiggalí, J; Tugushi, D | 1 |
| Corrent, E; Nørgaard, JV; Poulsen, HD; Sloth, NM; Soumeh, EA; van Milgen, J | 1 |
| Forsyth, SF; Hekman, M; Tavendale, MH; Ugarte, CE; Weidgraaf, K; Wester, TJ | 1 |
| Dai, G; Duan, Y; Shi, LH; Sun, ZP; Wang, XJ; Xu, WF; Zhang, J; Zhang, XR | 1 |
| Sano, H; Sawada, H; Shibasaki, S | 1 |
| Batista, ED; Hussein, AH; Miesner, MD; Titgemeyer, EC | 1 |
| Burns, KD; Xiao, F | 1 |
| Batskikh, SN; Burnevich, EZ; Chulanov, VP; Gusev, DA; Kizlo, SN; Klimova, EA; Krasavina, EN; Mamonova, NA; Samsonov, MY; Tarkhova, EP; Yushchuk, ND; Znoyko, OO | 1 |
| Bai, Y; Feng, Y; Fu, L; Gao, GF; Liao, H; Qi, J; Shi, Y; Song, H; Tan, W; Ye, F | 1 |
| Attias, O; Bar-Joseph, G; Ben-Ari, J; Eisenstein, I; Eytan, D; Hadash, A; Halberthal, M; Magen, D; Mandel, H; Pollack, S; Tal, G; Zelikovic, I | 1 |
| Arriola Apelo, SI; Connelly, MK; Hu, H; Munsterman, AS; Pszczolkowski, VL; Zhang, J | 1 |
| Castro, A; Catai, AM; De Oliveira, JM; Di Medeiros Leal, MCB; Ferreira, AG; Millan-Mattos, JC; Minatel, V; Oliveira, RV; Pantoni, CBF; Rehder-Santos, P; Signini, ÉF | 1 |
7 review(s) available for urea and leucine
| Article | Year |
|---|---|
Organic acidemias.
Topics: Acidosis, Renal Tubular; Acids; Amino Acid Metabolism, Inborn Errors; Amino Acids, Essential; Ammonia; Child; Diagnosis, Differential; Glutarates; Humans; Hydrogen-Ion Concentration; Infant; Infant, Newborn; Leucine; Ligases; Methylmalonic Acid; Prenatal Diagnosis; Propionates; Pyruvates; Urea; Valerates | 1976 |
Whole-body protein and amino acid turnover in man: what can we measure with confidence?
Topics: Amino Acids; Circadian Rhythm; Dietary Proteins; Homeostasis; Humans; Leucine; Nitrogen; Oxidation-Reduction; Phenylalanine; Proteins; Urea | 1991 |
Physical activity: impact on protein and amino acid metabolism and implications for nutritional requirements.
Topics: Amino Acids; Amino Acids, Branched-Chain; Animals; Biological Transport, Active; Blood Glucose; Child, Preschool; Humans; Kinetics; Leg; Leucine; Male; Muscles; Nutritional Physiological Phenomena; Nutritional Requirements; Oxidation-Reduction; Oxygen Consumption; Physical Exertion; Potassium; Protein Biosynthesis; Protein-Energy Malnutrition; Proteins; Splanchnic Circulation; Urea | 1981 |
Pregnancy, insulin resistance and nitrogen accretion.
Topics: Female; Humans; Insulin Resistance; Leucine; Nitrogen; Pregnancy; Urea | 1999 |
Protein metabolism in pregnancy.
Topics: Adaptation, Physiological; Dietary Proteins; Female; Humans; Leucine; Pregnancy; Urea | 2000 |
Chemomechanical caries removal: a comprehensive review of the literature.
Topics: Aminobutyrates; Animals; Chloramines; Collagen; Dental Caries; Dental Cavity Preparation; Dental Materials; Dental Pulp; Dental Restoration, Permanent; Dentin; Glutamic Acid; Glycine; Humans; Hydrogen Bonding; Leucine; Lysine; Patient Satisfaction; Time Factors; Urea | 2001 |
The end-product method of measuring whole-body protein turnover: a review of published results and a comparison with those obtained by leucine infusion.
Topics: Administration, Oral; Ammonia; Drug Administration Schedule; Female; Glycine; Humans; Infusions, Intravenous; Injections, Intravenous; Leucine; Male; Nitrogen Isotopes; Proteins; Radioactive Tracers; Urea; Whole-Body Counting | 2005 |
22 trial(s) available for urea and leucine
| Article | Year |
|---|---|
Reexamination of protein requirements in adult male humans by end-product measurements of leucine and lysine metabolism.
Topics: Adult; Dietary Proteins; Energy Intake; Humans; Leucine; Lysine; Male; Nitrogen; Nutritional Requirements; Urea | 1992 |
Leucine dose response in the reduction of urea production from septic proteolysis and in the stimulation of acute-phase proteins.
Topics: Acute-Phase Proteins; Adult; Amino Acids, Branched-Chain; Energy Intake; Female; Humans; Leucine; Male; Methylhistidines; Multiple Trauma; Nitrogen; Parenteral Nutrition, Total; Proteins; Regression Analysis; Sepsis; Urea | 1991 |
Protein metabolism after abdominal surgery: effect of 24-h extradural block with local anaesthetic.
Topics: Abdomen; Aged; Analgesia, Epidural; Anesthesia, Epidural; Anesthesia, General; Bupivacaine; Catecholamines; Creatinine; Female; Humans; Hydrocortisone; Leucine; Male; Middle Aged; Parenteral Nutrition; Postoperative Period; Proteins; Urea | 1991 |
Inhibition of post-traumatic septic proteolysis and ureagenesis and stimulation of hepatic acute-phase protein production by branched-chain amino acid TPN.
Topics: Acute-Phase Proteins; Adolescent; Adult; Aged; Amino Acids; Amino Acids, Branched-Chain; Clinical Trials as Topic; Female; Hematologic Tests; Humans; Infections; Leucine; Liver; Male; Middle Aged; Parenteral Nutrition, Total; Peptide Hydrolases; Prospective Studies; Random Allocation; Urea; Wounds and Injuries | 1988 |
Intravenous nutrition with amino acid solutions in patients with chronic uraemia.
Topics: Adult; Aged; Amino Acids; Arginine; Diet Therapy; Female; Histidine; Humans; Isoleucine; Leucine; Lysine; Male; Methionine; Middle Aged; Nitrogen; Parenteral Nutrition; Phenylalanine; Threonine; Tryptophan; Urea; Uremia; Valine | 1972 |
Whole-body protein turnover in response to hyperinsulinemia in humans postabsorptively with [15N]glycine as tracer.
Topics: Adult; Ammonia; Blood Glucose; Carbon Isotopes; Cross-Over Studies; Female; Glucose Clamp Technique; Glycine; Humans; Hyperinsulinism; Insulin; Leucine; Male; Nitrogen Isotopes; Nutritional Status; Proteins; Urea | 1995 |
Plasma arginine and leucine kinetics and urea production rates in burn patients.
Topics: Adult; Aged; Aged, 80 and over; Arginine; Blood Proteins; Burns; Carbon Isotopes; Female; Humans; Isotope Labeling; Kinetics; Leucine; Male; Middle Aged; Oxygen Isotopes; Parenteral Nutrition, Total; Time Factors; Urea | 1995 |
A tracer investigation of obligatory oxidative amino acid losses in healthy, young adults.
Topics: Adult; Amino Acids, Essential; Carbon Dioxide; Carbon Isotopes; Deuterium; Diet, Protein-Restricted; Gas Chromatography-Mass Spectrometry; Humans; Keto Acids; Leucine; Methionine; Nitrogen Isotopes; Oxidation-Reduction; Urea | 1999 |
Effect of protein restriction on (15)N transfer from dietary [(15)N]alanine and [(15)N]Spirulina platensis into urea.
Topics: Alanine; Aspartic Acid; Bacterial Proteins; Diabetes Mellitus, Type 1; Diet, Protein-Restricted; Female; Gas Chromatography-Mass Spectrometry; Glutamine; Glycine; Humans; Isoleucine; Leucine; Male; Methionine; Nitrogen Isotopes; Postprandial Period; Spirulina; Urea | 2001 |
Effects of acute creatine monohydrate supplementation on leucine kinetics and mixed-muscle protein synthesis.
Topics: Adenosine Triphosphate; Adult; Body Composition; Carbon Isotopes; Creatine; Creatinine; Dietary Supplements; Double-Blind Method; Female; Humans; Kinetics; Leucine; Male; Mass Spectrometry; Muscle Proteins; Muscle, Skeletal; Nitrogen; Phosphocreatine; Sex Characteristics; Urea | 2001 |
Maternal protein homeostasis and milk protein synthesis during feeding and fasting in humans.
Topics: Adolescent; Adult; Amino Acids; Body Mass Index; Carbon Isotopes; Fasting; Female; Food; Homeostasis; Humans; Infant; Kinetics; Lactation; Leucine; Milk Proteins; Nitrogen Isotopes; Proteins; Serum Albumin; Urea | 2003 |
Effects of fatty acids on hepatic amino acid catabolism and fibrinogen synthesis in young healthy volunteers.
Topics: Adult; Algorithms; Amino Acids; Blood Glucose; Carbon Dioxide; Fatty Acids; Fibrinogen; Fibrinolytic Agents; Hematocrit; Heparin; Humans; Keto Acids; Kinetics; Leucine; Liver; Male; Oxygen Consumption; Triglycerides; Urea | 2003 |
Effect of enteral glutamine or glycine on whole-body nitrogen kinetics in very-low-birth-weight infants.
Topics: Blood Urea Nitrogen; Enteral Nutrition; Glutamine; Glycine; Humans; Infant Formula; Infant Nutritional Physiological Phenomena; Infant, Newborn; Infant, Very Low Birth Weight; Leucine; Nitrogen; Urea | 2004 |
Combined ingestion of protein and carbohydrate improves protein balance during ultra-endurance exercise.
Topics: Adult; Algorithms; Amino Acids; Beverages; Diet; Dietary Carbohydrates; Dietary Proteins; Exercise; Humans; Kinetics; Leucine; Male; Oxygen Consumption; Phenylalanine; Physical Endurance; Proteins; Urea | 2004 |
Effect of intravenous amino acids on glutamine and protein kinetics in low-birth-weight preterm infants during the immediate neonatal period.
Topics: Amino Acids; Blood Glucose; Cross-Over Studies; Glutamine; Humans; Hydrocortisone; Infant, Low Birth Weight; Infant, Newborn; Infant, Premature; Infusions, Intravenous; Insulin; Kinetics; Leucine; Oxygen; Phenylalanine; Proteins; Urea | 2006 |
Amino acids, glutamine, and protein metabolism in very low birth weight infants.
Topics: Amino Acids; Female; Glutamine; Humans; Infant, Newborn; Infant, Very Low Birth Weight; Leucine; Male; Phenylalanine; Proteins; Urea | 2005 |
Body fat deposition does not originate from carbohydrates in milk-fed calves.
Topics: Animal Feed; Animal Nutritional Physiological Phenomena; Animals; Body Fat Distribution; Carbohydrate Metabolism; Cattle; Diet; Dietary Carbohydrates; Glucose; Leucine; Milk; Time Factors; Urea | 2007 |
Adaptation to a long term (4 weeks) arginine- and precursor (glutamate, proline and aspartate)-free diet.
Topics: Adult; Analysis of Variance; Arginine; Aspartic Acid; Carbon Isotopes; Citrulline; Diet; Dietary Proteins; Female; Glutamic Acid; Homeostasis; Humans; Infusions, Intravenous; Isotope Labeling; Kinetics; Leucine; Male; Nitrogen Isotopes; Oxidation-Reduction; Proline; Time Factors; Urea | 2008 |
Antiviral activity of narlaprevir combined with ritonavir and pegylated interferon in chronic hepatitis C patients.
Topics: Adult; Aged; Antiviral Agents; Cyclopropanes; Dipeptides; Drug Administration Schedule; Drug Therapy, Combination; Female; Genotype; Hepacivirus; Hepatitis C, Chronic; Humans; Inpatients; Interferon alpha-2; Interferon-alpha; Leucine; Male; Middle Aged; Outpatients; Polyethylene Glycols; Proline; Recombinant Proteins; Recurrence; Ritonavir; RNA, Viral; Sulfones; Urea; Young Adult | 2010 |
Sustained virologic response after therapy with the HCV protease inhibitor narlaprevir in combination with peginterferon and ribavirin is durable through long-term follow-up.
Topics: Adult; Aged; Antiviral Agents; Cyclopropanes; Dipeptides; Double-Blind Method; Drug Therapy, Combination; Female; Follow-Up Studies; Hepacivirus; Hepatitis C, Chronic; Humans; Interferon alpha-2; Interferon-alpha; Leucine; Male; Middle Aged; Placebos; Polyethylene Glycols; Proline; Recombinant Proteins; Ribavirin; RNA, Viral; Sulfones; Treatment Outcome; Urea; Viral Load | 2013 |
Evolutionary dynamics of hepatitis C virus NS3 protease domain during and following treatment with narlaprevir, a potent NS3 protease inhibitor.
Topics: Adult; Antiviral Agents; Cyclopropanes; Dipeptides; Drug Therapy, Combination; Evolution, Molecular; Female; Hepacivirus; Hepatitis C, Chronic; Humans; Interferon alpha-2; Interferon-alpha; Leucine; Longitudinal Studies; Male; Middle Aged; Polyethylene Glycols; Proline; Protease Inhibitors; Recombinant Proteins; Ribavirin; Sequence Analysis, DNA; Sulfones; Urea; Viral Load; Viral Nonstructural Proteins | 2013 |
[Efficacy and safety of narlaprevir/ritonavir and daclatasvir non interferon combination in population of Russian patients with chronic hepatitis C].
Topics: Adult; Antiviral Agents; Carbamates; Cyclopropanes; Dipeptides; Drug Therapy, Combination; Female; Genotype; Hepacivirus; Hepatitis C, Chronic; Humans; Imidazoles; Leucine; Middle Aged; Proline; Pyrrolidines; Ritonavir; Russia; Sulfones; Treatment Outcome; Urea; Valine | 2019 |
273 other study(ies) available for urea and leucine
| Article | Year |
|---|---|
Correlation of human jejunal permeability (in vivo) of drugs with experimentally and theoretically derived parameters. A multivariate data analysis approach.
Topics: Humans; Intestinal Absorption; Jejunum; Models, Biological; Multivariate Analysis; Permeability; Pharmaceutical Preparations; Structure-Activity Relationship | 1998 |
SPR biosensor studies of the direct interaction between 27 drugs and a liposome surface: correlation with fraction absorbed in humans.
Topics: Humans; Intestinal Absorption; Liposomes; Pharmaceutical Preparations; Pharmacokinetics; Predictive Value of Tests; Surface Plasmon Resonance | 2000 |
How well can the Caco-2/Madin-Darby canine kidney models predict effective human jejunal permeability?
Topics: Animals; Disease Models, Animal; Dogs; Humans; Jejunal Diseases; Kidney Diseases; Models, Biological; Permeability; Porosity; Regression Analysis | 2010 |
[Regional differences in the sensitivity of the metabolism of coelenterate larvae to external influences].
Topics: Adaptation, Physiological; Animals; Chlorides; Cnidaria; Free Radicals; Larva; Leucine; Lithium; Protein Biosynthesis; Temperature; Trypsin; Urea | 1979 |
Comparison of 15N-labelled glycine, aspartate, valine and leucine for measurement of whole-body protein turnover.
Topics: Ammonia; Animals; Aspartic Acid; Glycine; Kidney; Leucine; Liver; Male; Nitrogen Radioisotopes; Proteins; Rats; Urea; Valine; Whole-Body Counting | 1979 |
[Histochemical data on changes of various indicators of protein metabolism in the myocardium beyond the infarct zone].
Topics: Adenosine Triphosphatases; Animals; DNA; Glutamate Dehydrogenase; Glutamates; Histocytochemistry; Leucine; Leucyl Aminopeptidase; Male; Myocardial Infarction; Myocardium; Myosins; Rabbits; RNA; Sulfhydryl Compounds; Urea | 1978 |
Treatment of carbamyl phosphate synthetase deficiency with keto analogues of essential amino acids.
Topics: Adolescent; Amino Acids; Amino Acids, Essential; Ammonia; Carbamates; Child; Child, Preschool; Circadian Rhythm; Female; Humans; Infant; Infant, Newborn; Injections, Intravenous; Isoleucine; Keto Acids; Leucine; Liver; Methionine; Nitrogen; Phenylalanine; Phosphotransferases; Urea; Valine | 1975 |
The interrelationship between ureogenesis and protein synthesis in isolated rat-liver cells.
Topics: Amino Acids; Aminooxyacetic Acid; Ammonia; Animals; Arginine; Citrulline; Cycloheximide; Glucose; Leucine; Liver; Male; Protein Biosynthesis; Rats; Urea; Valine | 1979 |
gamma-Aminobutyric acid efflux from sympathetic glial cells: effect of 'depolarizing' agents.
Topics: Aminooxyacetic Acid; Animals; Biological Transport; Calcium; Electric Stimulation; Female; gamma-Aminobutyric Acid; Ganglia, Sympathetic; In Vitro Techniques; Leucine; Male; Neuroglia; Osmolar Concentration; Potassium; Rats; Sodium; Urea | 1979 |
Regulation of hepatic synthesis of proteins by the chronology of protein ingestion.
Topics: Amino Acids; Animals; Circadian Rhythm; Dietary Proteins; Leucine; Liver; Male; Protein Biosynthesis; Rats; RNA; Urea | 1978 |
Preparation of single cell suspension from rat liver. A simple method designed for immunologic studies.
Topics: Animals; Cell Separation; Leucine; Liver; Rats; Thymidine; Urea | 1978 |
Sources of ammonia for mammalian urea synthesis.
Topics: Adenine Nucleotides; Alanine; Ammonia; Animals; Carbamyl Phosphate; In Vitro Techniques; Leucine; Liver; Rats; Urea | 1978 |
An in vivo effect of the metabolites L-alanine and glycyl-L-leucine on the properties of the lysyl-tRNA synthetase from Escherichia coli K-12. II. Kinetic evidence.
Topics: Alanine; Amino Acyl-tRNA Synthetases; Binding Sites; Dipeptides; Escherichia coli; Glycine; Hot Temperature; Kinetics; Leucine; Lysine-tRNA Ligase; Mutation; Osmolar Concentration; Protein Denaturation; Sodium Chloride; Species Specificity; Urea | 1976 |
The effects L-leucine on the synthesis of urea, glutamate and glutamine by isolated rat liver cells.
Topics: Alanine; Ammonia; Animals; Carbamyl Phosphate; Cell Separation; Female; Glutamate Dehydrogenase; Glutamates; Glutamine; Haplorhini; Leucine; Liver; Male; Mitochondria; Urea | 1975 |
Biosynthesis of rat kidney catalase. Double-labeling by [14C]leucine and delta-amino[3H]levulinic acid.
Topics: Aminolevulinic Acid; Animals; Carbon Radioisotopes; Catalase; Enzyme Induction; Immunodiffusion; Isotope Labeling; Kidney; Kinetics; Leucine; Precipitin Tests; Rats; Subcellular Fractions; Tritium; Urea; Valerates | 1976 |
Sources of ammonia for urea synthesis in isolated rat liver cells.
Topics: Alanine; Aminooxyacetic Acid; Ammonium Chloride; Animals; Asparagine; Glucose; Glutamine; Glycine; Lactates; Leucine; Liver; Ornithine; Rats; Urea; Valine | 1977 |
Nutrient transport systems in dog brain.
Topics: Adenine; Amino Acids; Animals; Biological Transport; Blood-Brain Barrier; Dogs; Erythrocytes; Glutamates; In Vitro Techniques; Ions; Leucine; Levodopa; Oxygenators, Membrane; Palmitic Acids; Perfusion; Thymine; Urea | 1977 |
Effect of uremia on nutritionally-induced variations in protein metabolism.
Topics: Alanine; Amino Acids; Animals; Blood Proteins; Eating; Extracellular Space; Fasting; Insulin; Intracellular Fluid; Leucine; Muscles; Nitrogen; Nutritional Physiological Phenomena; Oxidation-Reduction; Protein Biosynthesis; Rats; Urea; Uremia | 1977 |
Adaptation of protein metabolism to endurance training. Increased amino acid oxidation in response to training.
Topics: Adaptation, Physiological; Amino Acids; Animals; Leucine; Male; Muscles; Nitrogen; Oxidation-Reduction; Physical Exertion; Rats; Transaminases; Urea | 1977 |
Spectroscopic studies on the folding and unfolding of alpha-lactalbumin in the presence of small ligands [proceedings].
Topics: Calorimetry; Circular Dichroism; Kinetics; Lactalbumin; Leucine; Ligands; Protein Conformation; Thermodynamics; Urea | 1977 |
Molecular analysis of the histone gene cluster of Psammechinus miliaris: I. Fractionation and identification of five individual histone mRNAs.
Topics: Animals; Electrophoresis, Polyacrylamide Gel; Embryo, Nonmammalian; Genes; Histones; Leucine; Protein Biosynthesis; RNA, Messenger; Sea Urchins; Urea | 1976 |
Fractionation of yeast mitochondrial tRNA-Tyr and tRNA-Leu.
Topics: Carbon Radioisotopes; Chromatography, DEAE-Cellulose; Leucine; Mitochondria; RNA, Transfer; Saccharomyces cerevisiae; Tritium; Tyrosine; Urea | 1975 |
Effects of substitution of methionine, leucine, phenylalanine, or valine by their alpha-hydroxy analogs in the diet of rats.
Topics: Animal Nutritional Physiological Phenomena; Animals; Body Weight; Hydroxy Acids; Leucine; Male; Methionine; Neomycin; Phenylalanine; Rats; Structure-Activity Relationship; Urea; Valine | 1975 |
On the metabolic function of glutamate dehydrogenase in rat liver.
Topics: Animals; Cattle; Enzyme Activation; Glucose; Glutamate Dehydrogenase; Glutamates; Glutamine; Kinetics; Lactates; Leucine; Liver; Macromolecular Substances; Mitochondria, Liver; Molecular Weight; Perfusion; Rats; Species Specificity; Urea | 1975 |
[Some indices of nitrogen metabolism in patients with viral hepatitis].
Topics: Adolescent; Adult; Alanine; Ammonia; Asparagine; Chronic Disease; Cysteine; Cystinuria; Glutamates; Glycine; Hepatitis A; Humans; Isoleucine; Leucine; Methionine; Middle Aged; Nitrogen; Phenylalanine; Serine; Threonine; Urea; Valine | 1975 |
Biosynthesis of liver catalase in rats treated with allylisopropylacetylcarbamide. II. Double-labeling of catalase with (14C)leucine and delta-(3H)aminolevulinic acid.
Topics: Aminolevulinic Acid; Animals; Catalase; Leucine; Levulinic Acids; Liver; Microbodies; Microsomes, Liver; Rats; Ribosomes; Urea; Valerates | 1975 |
Beta-hydroxybutyrate transport in rat brain: developmental and dietary modulations.
Topics: Age Factors; Animals; Biological Transport; Blood-Brain Barrier; Brain; Diet; Female; Glucose; Hydroxybutyrates; Leucine; Male; Rats; Regional Blood Flow; Temperature; Urea; Valine | 1976 |
Thermodynamic parameters of transfer of N-acetyl ethyl esters of different amino acids from organic solvents to water.
Topics: Acetamides; Alanine; Amides; Amino Acids; Carbon Tetrachloride; Chloroform; Energy Transfer; Esters; Ethers; Formamides; Glycine; Hexanols; Leucine; Norleucine; Octanols; Pentanols; Phenylalanine; Temperature; Urea; Valine; Water | 1976 |
Apparent specific volumes of some dipeptides (containing L-valine and L-leucine in aqueous alkylurea solutions).
Topics: Amino Acid Sequence; Dipeptides; Glycine; Leucine; Methylurea Compounds; Osmolar Concentration; Solutions; Thermodynamics; Urea; Valine; Water | 1992 |
Urea and protein synthesis in cold-preserved isolated rat hepatocytes.
Topics: Adenosine Triphosphate; Animals; Cells, Cultured; Cold Temperature; Kinetics; L-Lactate Dehydrogenase; Leucine; Liver; Protein Biosynthesis; Radioisotope Dilution Technique; Rats; Rats, Inbred Strains; Time Factors; Tissue Preservation; Tritium; Urea | 1992 |
Albumin metabolism in fasted subjects during late pregnancy.
Topics: Adult; Female; Glycine; Humans; Kinetics; Leucine; Mathematics; Pregnancy; Pregnancy Trimester, Third; Serum Albumin; Urea | 1991 |
Conversion of ammonia or urea into essential amino acids, L-leucine, L-valine, and L-isoleucine, using artificial cells containing an immobilized multienzyme system and dextran-NAD+. 2. Yeast alcohol dehydrogenase for coenzyme recycling.
Topics: Alcohol Dehydrogenase; Amino Acids, Essential; Ammonia; Biotechnology; Capsules; Dextrans; Enzymes, Immobilized; Hydrogen-Ion Concentration; Isoleucine; Leucine; NAD; Substrate Specificity; Urea; Valine | 1990 |
Conversion of ammonia or urea into essential amino acids, L-leucine, L-valine, and L-isoleucine using artificial cells containing an immobilized multienzyme system and dextran-NAD. L-lactic dehydrogenase for coenzyme recycling.
Topics: Amino Acid Oxidoreductases; Amino Acids, Essential; Ammonia; Coenzymes; Dextrans; Enzyme Stability; Enzymes, Immobilized; Isoleucine; Kinetics; L-Lactate Dehydrogenase; Lactates; Lactic Acid; Leucine; Leucine Dehydrogenase; NAD; Urea; Urease; Valine | 1990 |
Regulation of liver cell volume and proteolysis by glucagon and insulin.
Topics: Animals; Body Water; Glucagon; Insulin; Intracellular Fluid; Inulin; Leucine; Liver; Male; Osmolar Concentration; Potassium; Proteins; Rats; Rats, Inbred Strains; Urea | 1991 |
Bradykinin attenuates glucagon-induced leucine oxidation in humans.
Topics: Adult; Amino Acids; Bradykinin; Carbon Isotopes; Glucagon; Humans; Insulin; Kinetics; Leucine; Male; Oxidation-Reduction; Recombinant Proteins; Somatostatin; Urea | 1990 |
Mutagenesis of the NH2-terminal domain of elongation factor Tu.
Topics: Amino Acid Sequence; Aspartic Acid; Binding Sites; Computer Graphics; Escherichia coli; Guanosine Diphosphate; Guanosine Triphosphate; Kinetics; Leucine; Lysine; Models, Molecular; Molecular Sequence Data; Mutagenesis, Site-Directed; Peptide Elongation Factor Tu; Protein Conformation; Thermodynamics; Urea; Valine | 1990 |
Estimation of whole body protein synthesis from oxidation of infused [1-14C]leucine.
Topics: Ammonia; Animals; Bicarbonates; Carbon Dioxide; Carbon Radioisotopes; Infusions, Intravenous; Kinetics; Leucine; Male; Oxidation-Reduction; Protein Biosynthesis; Radioisotope Dilution Technique; Rats; Rats, Inbred Strains; Respiration; Sodium; Sodium Bicarbonate; Urea | 1990 |
Leucine kinetics in endurance-trained humans.
Topics: Adult; Blood Glucose; Energy Metabolism; Female; Humans; Infusions, Intravenous; Insulin; Kinetics; Leucine; Male; Oxidation-Reduction; Oxygen Consumption; Physical Endurance; Proteins; Urea | 1990 |
Episodic hyperammonemia in adult siblings with hyperornithinemia, hyperammonemia, and homocitrullinuria syndrome.
Topics: Adult; Ammonia; Citrulline; Female; Fibroblasts; Glutamine; Humans; Leucine; Male; Metabolism, Inborn Errors; Ornithine; Phenylbutyrates; Recurrence; Syndrome; Urea | 1990 |
Inter-relatedness of some isoenzymes of cytochrome P-450 from rat, rabbit and human, determined with monoclonal antibodies.
Topics: Animals; Antibodies, Monoclonal; Cross Reactions; Cytochrome P-450 Enzyme System; Enzyme-Linked Immunosorbent Assay; Epitopes; Humans; Immunoelectrophoresis; Isoenzymes; Leucine; Male; Microsomes, Liver; Peptide Fragments; Rabbits; Rats; Rats, Inbred Strains; Species Specificity; Urea | 1986 |
A comparison of the estimates of whole-body protein turnover in parenterally fed neonates obtained using three different end products.
Topics: Amino Acids; Ammonia; Carbon Dioxide; Energy Metabolism; Enteral Nutrition; Glycine; Humans; Infant, Newborn; Leucine; Proteins; Urea | 1989 |
Total-body protein turnover in parenterally fed neonates: effects of energy source studied by using [15N]glycine and [1-13C]leucine.
Topics: Ammonia; Carbon Dioxide; Carbon Isotopes; Energy Intake; Energy Metabolism; Fat Emulsions, Intravenous; Glucose; Glycine; Humans; Infant, Newborn; Leucine; Nitrogen; Nitrogen Isotopes; Parenteral Nutrition; Proteins; Urea | 1989 |
Augmentation of protein degradation by L-triiodothyronine in uremia.
Topics: Adult; Chromatography; Energy Intake; Energy Metabolism; Female; Food Analysis; Humans; Leucine; Male; Middle Aged; Nitrogen; Plasma; Proteins; Radioimmunoassay; Renal Dialysis; Thyroid Function Tests; Triiodothyronine; Urea; Uremia | 1989 |
Effects of valine on 15N incorporation into serum and tissue protein and non-protein fractions following 15N-L-leucine administration to normal and liver-injured rats.
Topics: Amino Acids; Animals; Brain; Carbon Tetrachloride; Chemical and Drug Induced Liver Injury; Female; Leucine; Liver; Liver Diseases; Muscle Proteins; Muscles; Nitrogen; Nitrogen Isotopes; Protein Biosynthesis; Rats; Rats, Inbred Strains; Serum Albumin; Urea; Valine | 1989 |
Role of insulin and glucose oxidation in mediating the protein catabolism of burns and sepsis.
Topics: Adolescent; Adult; Bacterial Infections; Burns; Carbon Isotopes; Dichloroacetic Acid; Energy Metabolism; Female; Glucose; Humans; Insulin; Leucine; Male; Nitrogen Isotopes; Oxidation-Reduction; Proteins; Receptor, Insulin; Urea | 1989 |
Is increased ammonia liberation after bleeding in the digestive tract the consequence of complete absence of isoleucine in hemoglobin? A study in pigs.
Topics: Alanine; Ammonia; Animals; Blood Flow Velocity; Female; Gastrointestinal Hemorrhage; Glutamine; Hemoglobins; Intestinal Absorption; Intestine, Small; Isoleucine; Leucine; Liver Circulation; Regional Blood Flow; Swine; Urea; Valine | 1989 |
Effects of phenylalanine loading on protein synthesis in the fetal heart and brain of rat: an experimental approach to maternal phenylketonuria.
Topics: Animals; Brain; Carbon Radioisotopes; Disease Models, Animal; Female; Fenclonine; Fetal Heart; Fetus; Leucine; Maternal-Fetal Exchange; Phenylalanine; Phenylketonurias; Polyribosomes; Pregnancy; Protein Biosynthesis; Rats; Rats, Inbred Strains; Urea | 1986 |
A kinetic study of leucine metabolism in severely burned patients. Comparison between a conventional and branched-chain amino acid-enriched nutritional therapy.
Topics: Amino Acids, Branched-Chain; Burns; Egg Proteins; Energy Metabolism; Enteral Nutrition; Food, Formulated; Glucose; Humans; Leucine; Middle Aged; Urea | 1988 |
Urea synthesis and leucine turnover in growing pigs: changes during 2 d following the addition of carbohydrate or fat to the diet.
Topics: Animals; Blood Glucose; Body Weight; Dietary Carbohydrates; Dietary Fats; Female; Hydrocortisone; Insulin; Leucine; Nitrogen; Proteins; Swine; Time Factors; Urea | 1987 |
Effects of ornithine or arginine administration on serum amino acid levels.
Topics: Adult; Amino Acids; Arginine; Blood Glucose; Fasting; Fatty Acids, Nonesterified; Female; Humans; Insulin; Isoleucine; Leucine; Liver; Male; Middle Aged; Ornithine; Urea; Valine | 1987 |
Does exercise stimulate protein breakdown in humans? Isotopic approaches to the problem.
Topics: Blood Urea Nitrogen; Humans; Leucine; Nitrogen Isotopes; Nitrogen Radioisotopes; Physical Exertion; Proteins; Urea | 1987 |
Studies on the secretion of amino acids and of urea into the gastro intestinal tract of pigs. 2. Net secretion of leucine into the small and large intestines.
Topics: Amino Acids; Animals; Digestive System; Intestine, Large; Intestine, Small; Leucine; Male; Swine; Urea | 1986 |
Studies on the secretion of amino acids and of urea into the gastro intestinal tract of pigs. 1. Secretion of leucine into the stomach and upper part of the duodenum during continuous intravenous infusion of 14C-leucine.
Topics: Amino Acids; Animals; Digestive System; Duodenum; Infusions, Parenteral; Leucine; Male; Swine; Urea | 1986 |
Glutamine metabolism in rat hepatocytes. Stimulation by a nonmetabolizable analog of leucine.
Topics: 3-Hydroxybutyric Acid; Acetoacetates; Amino Acids; Amino Acids, Cyclic; Animals; Glucagon; Glutamine; Hydroxybutyrates; Ketoglutaric Acids; Leucine; Liver; Malates; Ornithine; Pyruvates; Pyruvic Acid; Rats; Rats, Inbred Strains; Urea | 1986 |
Efficiency of substitution of 2-ketoisocaproic acid and 2-ketoisovaleric acid in the diet of normal and uremic growing rats.
Topics: Animals; Diet; Growth; Hemiterpenes; Keto Acids; Leucine; Male; Nitrogen; Nutritive Value; Rats; Rats, Inbred Strains; Urea; Uremia; Valine | 1986 |
Products of cultured neuroglial cells: II. The production of fibronectin by C6 glioma cells.
Topics: Animals; Cell Line; Collagen; Electrophoresis, Polyacrylamide Gel; Fibroblasts; Fibronectins; Fluorescent Antibody Technique; Glioma; Leucine; Molecular Weight; Rats; Solubility; Urea | 1985 |
Apparent compartmentation of body nitrogen in one human subject: its consequences in measuring the rate of whole-body protein synthesis with 15N.
Topics: Adult; Alanine; Ammonia; Aspartic Acid; Dietary Proteins; Fungal Proteins; Glutamates; Glutamine; Glycine; Humans; Leucine; Lysine; Male; Nitrogen; Protein Biosynthesis; Saccharomyces cerevisiae; Urea | 1985 |
Changes in neutrophil alkaline phosphatase patterns in a case of chronic myelomonocytic leukemia.
Topics: Aged; Alkaline Phosphatase; Electrophoresis, Polyacrylamide Gel; Female; Hot Temperature; Humans; Isoenzymes; Leucine; Leukemia, Myeloid; Neutrophils; Phenylalanine; Urea | 1985 |
Studies on the mechanism of axoplasmic transport in the crayfish cord.
Topics: Acetates; Astacoidea; Axonal Transport; Central Nervous System; Colchicine; Electrophoresis, Disc; Ganglia; Histocytochemistry; Histological Techniques; Injections; Leucine; Microscopy, Electron; Microtubules; Nerve Tissue Proteins; Protein Denaturation; Temperature; Tritium; Uranium; Urea | 1970 |
The release of amino acids with proposed neurotransmitter function from the cuneate and gracile nuclei of the rat in vivo.
Topics: Amino Acids; Animals; Calcium; Evoked Potentials; gamma-Aminobutyric Acid; Glutamates; Glutamine; Glycine; Leucine; Male; Medulla Oblongata; Neurotransmitter Agents; Rats; Urea | 1974 |
[Studies on the question of the immune globulin synthesis by human lymphocytes stimulated in vitro by phytohemagglutinin. II. Radiochemical studies].
Topics: Aspergillus; Blood Proteins; Carbon Isotopes; Carboxypeptidases; Chromatography, Thin Layer; Chymotrypsin; Culture Techniques; Freezing; gamma-Globulins; Humans; Hydrolases; Lectins; Leucine; Lymphocytes; Phenylalanine; Radiochemistry; Tissue Extracts; Trichloroacetic Acid; Tritium; Tyrosine; Urea | 1968 |
Rat serum albumin biosynthesis: evidence for a precursor.
Topics: Amino Acid Sequence; Animals; Antigen-Antibody Reactions; Carbon Radioisotopes; Chromatography, Paper; Electrophoresis, Paper; Electrophoresis, Polyacrylamide Gel; Goats; Immunodiffusion; Isoelectric Focusing; Leucine; Microsomes, Liver; Molecular Weight; Peptide Fragments; Protein Precursors; Rabbits; Serum Albumin; Spectrophotometry, Ultraviolet; Trypsin; Urea | 1973 |
A new type of sodium transport inhibitor in the toad bladder.
Topics: Acetates; Animals; Anti-Bacterial Agents; Biological Transport, Active; Bufo marinus; Carbon Radioisotopes; Electrophysiology; Epithelial Cells; Epithelium; Fatty Acids; Humans; Inulin; Kinetics; Leucine; Lipids; Membrane Potentials; Protein Biosynthesis; Radioisotopes; Sodium; Sodium Isotopes; Thiourea; Time Factors; Urea; Urinary Bladder; Vasopressins | 1974 |
L-leucyl-and L-phenylalanyl-beta-naphthylamidase activities in the tissues of the sea mussel (Mytilus edulis L.).
Topics: Alanine; Amidohydrolases; Animals; Bivalvia; Chloromercuribenzoates; Citrates; Digestive System; Edetic Acid; Electrophoresis; Gills; Hydrogen-Ion Concentration; Iodoacetates; Kinetics; Leucine; Mercaptoethanol; Methionine; Muscles; Naphthols; Organ Specificity; Phenylalanine; Sodium; Structure-Activity Relationship; Tyrosine; Urea | 1974 |
[Effect of carcinogenic nitrosamines and nitrosamides on the incroporation of 3H-thymidine, 3H-uridine and 3H-leucine into Tetrahymena, L-cells and liver explants].
Topics: Animals; Carcinogens; Culture Techniques; Depression, Chemical; DNA; L Cells; Leucine; Liver; Nitrosamines; Nitroso Compounds; Piperazines; Protein Biosynthesis; Rats; RNA; Tetrahymena; Thymidine; Tritium; Urea; Urethane; Uridine | 1968 |
The bioelectrical properties of pancreatic islet cells: effects of diabetogenic agents.
Topics: Action Potentials; Alloxan; Animals; Anti-Bacterial Agents; Diabetes Mellitus, Experimental; Female; Glucosamine; Glucose; Glutathione; Glyceraldehyde; Heptoses; In Vitro Techniques; Islets of Langerhans; Leucine; Male; Mice; Niacinamide; Nitroso Compounds; Tolbutamide; Urea | 1972 |
Surface structure of foot-and-mouth disease virus.
Topics: Aphthovirus; Binding Sites; Carbon Isotopes; Chemical Phenomena; Chemistry; Complement Fixation Tests; Electrophoresis; Electrophoresis, Disc; Immunodiffusion; Leucine; Neutralization Tests; Peptides; Threonine; Tritium; Trypsin; Urea; Viral Proteins | 1969 |
Chemical studies on polyoma and Shope papilloma viruses.
Topics: Amino Acids; Carbon Isotopes; Densitometry; Diffusion; DNA, Viral; Electrophoresis, Disc; Leucine; Molecular Weight; Papillomaviridae; Peptides; Polyomavirus; Sucrose; Tritium; Urea; Valine; Viral Proteins | 1970 |
Regulation of glutamate dehydrogenase by histidine.
Topics: Acetates; Adenine Nucleotides; Amino Acids; Animals; Binding Sites; Cattle; Chemical Phenomena; Chemistry; Dipeptides; Enzyme Activation; Fluorescence; Glutamate Dehydrogenase; Histidine; Kinetics; Leucine; Liver; Methylation; NAD; Urea; Valerates | 1971 |
Isoleucyl-tRNA synthetase. A fluorescence study of the binding properties of the synthetase from Escherichia coli.
Topics: Adenosine Triphosphate; Chemical Phenomena; Chemistry, Physical; Diphosphates; Escherichia coli; Fluorescence; Glutathione; Isoleucine; Kinetics; Leucine; Ligases; Magnesium; RNA, Transfer; Sodium Chloride; Spectrophotometry; Temperature; Urea; Valine | 1971 |
Studies of the plasma membrane of normal and virus-transformed 3 T 3 mouse cells.
Topics: Acetates; Adenosine Triphosphatases; Animals; Carbon Isotopes; Cell Line; Cell Membrane; Cell Transformation, Neoplastic; Dihydrolipoamide Dehydrogenase; Electrophoresis; Fibroblasts; Glucosamine; Glycoproteins; Leucine; Mice; Oxidoreductases; Peptides; Polyomavirus; Simian virus 40; Sodium Dodecyl Sulfate; Tritium; Urea | 1972 |
Effect of neuraminic acid removal on the properties of a variant alkaline phosphatase in hepatoma.
Topics: Alkaline Phosphatase; Aminocaproates; Carcinoma, Hepatocellular; Edetic Acid; Enzyme Activation; Genetic Variation; Guanidines; Hot Temperature; Humans; Isoenzymes; Leucine; Liver Neoplasms; Neuraminic Acids; Neuraminidase; Phenylalanine; Phosphates; Urea | 1972 |
Dissociation and reassociation of infectious poliovirus particles.
Topics: Centrifugation, Density Gradient; Dithiothreitol; HeLa Cells; Humans; Leucine; Mercaptoethanol; Pancreas; Peptides; Poliovirus; Ribonucleases; RNA, Viral; Tritium; Urea; Uridine; Viral Plaque Assay; Viral Proteins | 1972 |
Protein turnover in microsomal subfractions of liver and Morris hepatomas 7800 and 9618A.
Topics: Animals; Carbon Isotopes; Carcinoma, Hepatocellular; Centrifugation, Density Gradient; Cholesterol; Citrates; Diphosphates; Electrophoresis, Polyacrylamide Gel; Half-Life; Leucine; Liver; Liver Neoplasms; Male; Methods; Microsomes, Liver; Molecular Weight; Neoplasm Proteins; Neoplasms, Experimental; Phospholipids; Polytetrafluoroethylene; Proteins; Rats; Sodium Dodecyl Sulfate; Urea | 1973 |
Effects of ethanol on amino-acid uptake and utilization by the liver and other organs of rats.
Topics: Alanine; Aminoisobutyric Acids; Animals; Biological Transport; Carbon Isotopes; Depression, Chemical; Digestive System; Ethanol; Glucose; In Vitro Techniques; Kidney; Leucine; Liver; Male; NAD; Protein Biosynthesis; Rats; Urea | 1973 |
Structural proteins of foot-and-mouth disease virus.
Topics: Amino Acid Sequence; Aphthovirus; Carbon Radioisotopes; Centrifugation, Density Gradient; Chromatography; Electrophoresis, Polyacrylamide Gel; Iodine Radioisotopes; Leucine; Molecular Weight; Mutation; Peptides; Serotyping; Trypsin; Urea; Viral Proteins | 1973 |
Further investigation of a variant of the placental alkaline phosphatase in human hepatic carcinoma.
Topics: Alkaline Phosphatase; Animals; Carcinoma, Hepatocellular; Chromatography, Gel; Cross Reactions; Edetic Acid; Electrophoresis, Polyacrylamide Gel; Hot Temperature; Humans; Hydrogen-Ion Concentration; Immunodiffusion; Isoenzymes; Leucine; Liver Neoplasms; Molecular Weight; Phenylalanine; Placenta; Rabbits; Tryptophan; Urea | 1974 |
Concentrations of amino acids and urea in the plasma of the ruminating calf and estimation of the amino acid requirements.
Topics: Abomasum; Amino Acids; Animal Nutritional Physiological Phenomena; Animals; Arachis; Arginine; Cattle; Cystine; Diet; Dietary Proteins; Duodenum; Glutens; Infusions, Parenteral; Leucine; Lysine; Male; Methionine; Nitrogen; Nutritional Requirements; Poaceae; Rumen; Urea; Zea mays | 1974 |
Nitrogen sparing induced by a mixture of essential amino acids given chiefly as their keto-analogues during prolonged starvation in obese subjects.
Topics: Amino Acids; Female; Humans; Infusions, Parenteral; Isoleucine; Keto Acids; Leucine; Methionine; Nitrogen; Obesity; Phenylalanine; Starvation; Urea; Valine | 1974 |
Transport and oxidation of amino acids and glucose in the isolated exocrine mouse pancreas: effects of insulin and pancreozymin.
Topics: Alanine; Animals; Carbon Radioisotopes; Cholecystokinin; Depression, Chemical; Female; Glucose; Insulin; Leucine; Mice; Oxidation-Reduction; Pancreas; Stimulation, Chemical; Time Factors; Tritium; Urea | 1974 |
The transition from tadpole to frog haemoglobin during natural amphibian metamorphosis. I. Protein synthesis by peripheral blood cells in vitro.
Topics: Alkylation; Animals; Anura; Blood Protein Electrophoresis; Carbon Radioisotopes; Electrophoresis, Polyacrylamide Gel; Erythrocytes; Globins; Hemoglobins; In Vitro Techniques; Larva; Leucine; Metamorphosis, Biological; Oxidation-Reduction; Rana catesbeiana; Urea | 1974 |
Effect of pH and temperature on nitrosamide-induced mutation in Escherichia coli.
Topics: Amides; Cell Survival; Escherichia coli; Genetic Code; Guanidines; Hydrogen-Ion Concentration; Leucine; Methods; Mutagens; Mutation; Nitroso Compounds; Nitrosoguanidines; Nitrosourea Compounds; Temperature; Time Factors; Tryptophan; Urea | 1972 |
L-Asparaginase from Proteus vulgaris. Subunit and amino acid composition.
Topics: Amino Acids; Asparaginase; Carbohydrates; Chemical Phenomena; Chemistry; Chromatography, Gel; Disulfides; Electrophoresis, Disc; Electrophoresis, Polyacrylamide Gel; Escherichia coli; Guanidines; Leucine; Macromolecular Substances; Molecular Weight; Protein Denaturation; Proteus; Proteus vulgaris; Sodium Dodecyl Sulfate; Species Specificity; Thiohydantoins; Tyrosine; Ultracentrifugation; Urea | 1973 |
Viron-associated protein kinase and its involvement in nongenetic reactivation of frog polyhedral cytoplasmic deoxyribovirus.
Topics: Animals; Cell Line; Cells, Cultured; Cricetinae; DNA Viruses; Hot Temperature; Hydrogen-Ion Concentration; Kidney; Leucine; Macromolecular Substances; Oxidative Phosphorylation; Phosphorus Isotopes; Phosphotransferases; Protein Denaturation; Radiation Effects; RNA, Viral; Thymidine; Tritium; Ultraviolet Rays; Urea; Uridine; Virus Replication; Viruses, Unclassified | 1972 |
Selective stimulation of nonhistone chromatin protein synthesis in lymphoid cells by phytohemagglutinin.
Topics: Animals; Carbon Isotopes; Cells, Cultured; Chromatin; Chromatography, Ion Exchange; Computers; Electrophoresis, Polyacrylamide Gel; Guanidines; Guinea Pigs; Histones; Lectins; Leucine; Lymph Nodes; Lymphocytes; Mercaptoethanol; Protein Biosynthesis; Proteins; Sodium Dodecyl Sulfate; Stimulation, Chemical; Tritium; Urea | 1973 |
Effect of pentobarbital on amino acid and urea flux in the isolated dog brain.
Topics: Amino Acids; Anesthesia, General; Animals; Asparagine; Aspartic Acid; Brain; Cerebrovascular Circulation; Dipeptides; Dogs; Glutamates; Glutamine; Glycine; Halothane; Isoleucine; Leucine; Methoxyflurane; Nitrogen; Pentobarbital; Proline; Serine; Taurine; Urea; Valine | 1973 |
Effects of oral alanine administration in fasting obese subjects.
Topics: Administration, Oral; Adult; Alanine; Blood Glucose; Female; Gluconeogenesis; Humans; Hydroxybutyrates; Insulin; Isoleucine; Leucine; Male; Middle Aged; Nitrogen; Obesity; Phosphorus; Potassium; Urea; Uric Acid; Valine | 1973 |
Relative rates of degradation of mouse-liver surface-membrane proteins.
Topics: Animals; Carbon Isotopes; Cell Membrane; Chromatography, Gel; Female; Glycoproteins; Leucine; Liver; Membranes; Mercaptoethanol; Mice; Microsomes, Liver; Mitochondria, Liver; Molecular Weight; Proteins; Sodium Dodecyl Sulfate; Subcellular Fractions; Tritium; Urea | 1973 |
Nitrogen metabolism in lambs fed soybean meal treated with heat, formalin and tannic acid.
Topics: Alanine; Amino Acids; Ammonia; Animals; Arginine; Aspartic Acid; Cellulose; Dietary Proteins; Feces; Formaldehyde; Glycine; Glycine max; Histidine; Hot Temperature; Leucine; Lysine; Male; Nitrogen; Rumen; Sheep; Tannins; Urea; Valine | 1973 |
Effect of dietary protein level and protein source on plasma and tissue free amino acids in growing sheep.
Topics: Amino Acids; Animal Nutritional Physiological Phenomena; Animals; Body Weight; Dietary Proteins; Fish Products; Glycine max; Leucine; Liver; Lysine; Muscles; Plant Proteins; Sheep; Species Specificity; Time Factors; Urea; Zea mays | 1973 |
Synthesis of essential amino acids from their alpha-keto analogues by perfused rat liver and muscle.
Topics: Acetoacetates; Amino Acids, Essential; Animals; Butyrates; Caproates; Female; Glucose; Glutamates; Glutamine; Hydroxybutyrates; Keto Acids; Leucine; Liver; Methionine; Muscles; Perfusion; Phenylalanine; Phenylpyruvic Acids; Rats; Tyrosine; Urea; Valine | 1973 |
Definitive evidence for similarity in the active site of renin and acidic protease.
Topics: Amino Acids; Animals; Azo Compounds; Binding Sites; Copper; Hydrogen-Ion Concentration; Hydroxylamines; Kidney; Kinetics; Leucine; Mice; Organ Specificity; Protease Inhibitors; Protein Binding; Renin; Species Specificity; Submandibular Gland; Swine; Time Factors; Urea | 1974 |
Quantitative evaluation of nonspecific nitrogen sources for the growing chick.
Topics: Amino Acids, Essential; Animals; Arginine; Body Composition; Body Water; Body Weight; Chickens; Citrates; Glutamates; Glycine; Isoleucine; Leucine; Lysine; Male; Nitrogen; Proline; Quaternary Ammonium Compounds; Urea; Valine | 1974 |
Molecular weight and subunit structure of delta-crystallin from embryonic chick lens fibers.
Topics: Amino Acids; Animals; Carbon Radioisotopes; Centrifugation, Density Gradient; Chromatography; Chromatography, Gel; Crystallins; Electrophoresis, Polyacrylamide Gel; Guanine; Isoleucine; Lens, Crystalline; Leucine; Molecular Weight; Ultracentrifugation; Urea | 1974 |
Arginase activity, arginine and ornithine of plasma in experimental liver damage.
Topics: Animals; Arginase; Arginine; Aspartate Aminotransferases; Carbon Tetrachloride Poisoning; Leucine; Liver Diseases; Male; Ornithine; Rats; Stimulation, Chemical; Time Factors; Urea | 1974 |
Substitution of five essential amino acids by their alpha-keto analogues in the diet of rats.
Topics: Amino Acids, Essential; Animal Nutritional Physiological Phenomena; Animals; Body Weight; Calcium; Diet; Glutamates; Isoleucine; Keto Acids; Kidney; Leucine; Liver; Male; Methionine; Neomycin; Organ Size; Phenylalanine; Rats; Sodium; Structure-Activity Relationship; Urea; Valine | 1974 |
The distribution of amino acids, Na+ and K+ from surface to centre in incubated slices of mouse brain.
Topics: Adenosine Triphosphate; Amino Acids; Aminobutyrates; Animals; Aspartic Acid; Biological Transport; Biological Transport, Active; Brain; Carbon Radioisotopes; Glutamates; Glycine; Histidine; In Vitro Techniques; Inulin; Kinetics; Leucine; Lysine; Male; Mice; Potassium; Sodium; Time Factors; Urea | 1974 |
Studies on the morphopoiesis of the head of phage T-even. V. The components of the T4 capsid and of other, capsid-related structures.
Topics: Acetates; Autoradiography; Carbon Isotopes; Centrifugation, Density Gradient; Coliphages; Electrophoresis, Disc; Escherichia coli; Genes; Genes, Lethal; Genetics, Microbial; Guanidines; Leucine; Microscopy, Electron; Mutation; Ultracentrifugation; Urea | 1968 |
Arginine transport and metabolism in osmotically shocked and unshocked cells of Escherichia coli W.
Topics: Acetates; Arginine; Biological Transport; Canavanine; Carbon Isotopes; Carboxy-Lyases; Citrulline; Cold Temperature; Escherichia coli; Glutamates; Guanidines; Hydrochloric Acid; Leucine; Lysine; Ornithine; Osmolar Concentration; Proline; Tromethamine; Urea | 1969 |
[Effect of blood sugar decreasing sulfonylureas on the in vitro metabolism of glucose and amino acids in the beta-cells of the pancreas in mice].
Topics: Alanine; Amino Acids; Animals; Arginine; Carbon Isotopes; Depression, Chemical; Female; Glucose; Hyperglycemia; Hypoglycemic Agents; In Vitro Techniques; Insulin; Islets of Langerhans; Leucine; Male; Mice; Obesity; Oxidation-Reduction; Oxygen Consumption; Pancreas; Stimulation, Chemical; Tolbutamide; Urea; Valine | 1969 |
Studies of the proteins of contracted sheath of T-even coliphage.
Topics: Acetates; Autoradiography; Carbon Isotopes; Coliphages; Electrophoresis; Escherichia coli; Gels; Genetics, Microbial; Hydrochloric Acid; Indicators and Reagents; Leucine; Microscopy, Electron; Molecular Weight; Mutation; Solubility; Ultracentrifugation; Urea; Viral Proteins; Virus Cultivation | 1970 |
Canavanine-induced fast-sedimenting complexes with Escherichia coli DNA and bacteriophage T4 DNA.
Topics: Bacterial Proteins; Bile Acids and Salts; Canavanine; Carbon Isotopes; Cell Membrane; Centrifugation, Density Gradient; Centrifugation, Zonal; Chlorides; Chloroform; Coliphages; Detergents; DNA Nucleotidyltransferases; DNA Replication; DNA, Bacterial; DNA, Viral; Escherichia coli; Ethyl Ethers; Genetics, Microbial; Hydroxides; Kinetics; Leucine; Magnesium; Mutation; Peptide Hydrolases; Phosphates; Phosphorus Isotopes; Potassium; Protein Binding; Sulfuric Acids; Thymidine; Tritium; Urea | 1971 |
Growth rate of Escherichia coli at elevated temperatures: reversible inhibition of homoserine trans-succinylase.
Topics: Acyltransferases; Amino Acids; Ammonium Sulfate; Bacterial Proteins; Carbon Isotopes; Cell Fractionation; Cell-Free System; Chemical Precipitation; Coenzyme A; Culture Media; Escherichia coli; Homoserine; Hot Temperature; Leucine; Ligases; Mercaptoethanol; Methionine; Protein Denaturation; Spectrophotometry; Succinates; Urea | 1971 |
Leucyl-tRNA synthetase. Two forms of the enzyme: relation between structural and catalytic properties.
Topics: Adenine; Adenosine Triphosphate; Amino Acyl-tRNA Synthetases; Binding Sites; Escherichia coli; Guanidines; Leucine; Molecular Weight; Peptides; Protein Conformation; Proteins; RNA, Bacterial; RNA, Transfer; Trypsin; Urea | 1971 |
Studies on proteolytic enzymes (pronase) of Streptomyces griseus K-1. I. Nature and properties of the proteolytic enzyme system.
Topics: Buffers; Calcium; Caseins; Cobalt; Culture Media; Edetic Acid; Glycine; Hot Temperature; Hydrogen-Ion Concentration; Leucine; Peptide Hydrolases; Streptomyces; Strontium; Urea; Zinc | 1967 |
Purification and properties of a leucine-binding protein from Escherichia coli.
Topics: Amino Acids; Chromatography, Gel; Chromatography, Ion Exchange; Crystallization; Electrophoresis; Electrophoresis, Disc; Enzyme Repression; Escherichia coli; Glycols; Hot Temperature; Hydrogen-Ion Concentration; Immunodiffusion; Leucine; Molecular Weight; Protein Binding; Protein Denaturation; Proteins; Ultracentrifugation; Urea | 1968 |
Reversible conformational changes in a leucine-binding protein from Escherichia coli.
Topics: Antigens; Bacterial Proteins; Binding Sites; Biological Transport; Chemical Phenomena; Chemistry; Dialysis; Escherichia coli; Fluorescence; Guanidines; Hydrogen-Ion Concentration; Immune Sera; Immunodiffusion; Iodine; Kinetics; Leucine; Optical Rotatory Dispersion; Protein Binding; Protein Denaturation; Spectrophotometry; Spectrum Analysis; Ultracentrifugation; Ultraviolet Rays; Urea | 1970 |
Thermophilic aminopeptidases from Bacillus stearothermophilus. I. Isolation, specificity, and general properties of the thermostable aminopeptidase I.
Topics: Alcohols; Amino Acids; Aminopeptidases; Anilides; Bacillus; Cadmium; Catalysis; Chemical Phenomena; Chemistry, Physical; Chromatography, Gel; Chromatography, Ion Exchange; Cobalt; Detergents; Drug Stability; Edetic Acid; Electrophoresis; Enzyme Activation; Ethanol; Glycine; Hot Temperature; Hydrogen-Ion Concentration; Kinetics; Leucine; Magnesium; Manganese; Methanol; Nickel; Nitrobenzenes; Peptides; Protein Conformation; Sulfuric Acids; Temperature; Tyrosine; Urea | 1969 |
Analysis of purified tRNA species by polyacrylamide gel electrophoresis.
Topics: Acetates; Acrylamides; Arginine; Carbon Isotopes; Chemical Phenomena; Chemistry; Edetic Acid; Electrophoresis; Escherichia coli; Glutamates; Hot Temperature; Leucine; Methionine; Methods; Nucleic Acid Conformation; Nucleic Acid Denaturation; Nucleotides; Phenylalanine; RNA, Bacterial; RNA, Transfer; Transfer RNA Aminoacylation; Urea; Valine | 1971 |
Nitrogen metabolism of the South American lungfish Lepidosiren paradoxa.
Topics: Acetates; Ammonia; Animals; Arginine; Aspartic Acid; Bicarbonates; Carbon Isotopes; Citrulline; Climate; Fasting; Fishes; Glutamates; Guanidines; Leucine; Liver; Manganese; Ornithine; Serine; Stereoisomerism; Urea | 1972 |
Urinary excretion of nitrogen from ( 15 N)valine, ( 15 N)leucine and ( 15 N)isoleucine in malnourished and recovered children.
Topics: Convalescence; Humans; Infant; Infant Nutrition Disorders; Isoleucine; Leucine; Nitrogen; Nitrogen Isotopes; Nutritional Requirements; Urea; Valine | 1972 |
Initial cell cycle delay and depression of macromolecular synthesis of primary mouse embryo cells treated with methylnitrosourea in mass culture.
Topics: Adenine; Animals; Autoradiography; Carbon Isotopes; Cell Count; Cells, Cultured; Culture Media; DNA; DNA Replication; Embryo, Mammalian; Leucine; Methods; Mice; Mice, Inbred Strains; Mitosis; Nitroso Compounds; Nitrosourea Compounds; Protein Biosynthesis; RNA; Thymidine; Time Factors; Tritium; Urea | 1972 |
Polymer formation and J chain synthesis in mouse plasmacytomas.
Topics: Alkylation; Animals; Antibody Formation; Antigen-Antibody Complex; Cell Line; Electrophoresis, Polyacrylamide Gel; Goats; Immune Sera; Immunoglobulin A; Immunoglobulin Fragments; Leucine; Mice; Myeloma Proteins; Ovalbumin; Oxidation-Reduction; Plasmacytoma; Polymers; Sodium Dodecyl Sulfate; Tritium; Urea | 1972 |
The influence of urea on protein synthesis of stimulated lymphocytes.
Topics: Blood Proteins; Cells, Cultured; Humans; Lectins; Leucine; Lymphocyte Activation; Lymphocytes; Tritium; Urea | 1972 |
Role of the pia mater in the transfer of substances in and out of the cerebrospinal fluid.
Topics: Aminobutyrates; Animals; Biological Transport; Blood-Brain Barrier; Carbon Isotopes; Cats; Cell Membrane Permeability; Cerebrospinal Fluid; Electroencephalography; Female; Infusions, Parenteral; Leucine; Male; Pia Mater; Subarachnoid Space; Urea | 1971 |
Permeability of the lens capsule to tryptophan.
Topics: Animals; Cattle; Cell Membrane Permeability; Glycine; Humans; Hydrogen-Ion Concentration; Hypoxanthines; In Vitro Techniques; Inositol; Lens, Crystalline; Leucine; Rabbits; Structure-Activity Relationship; Tryptophan; Urea | 1971 |
The incorporation of 14 C-leucine into the proteins of plucked wool follicles.
Topics: Animals; Autoradiography; Carbon Isotopes; Chromatography, Gel; Culture Media; Electrophoresis, Disc; Female; Keratins; Leucine; Sheep; Time Factors; Urea; Wool | 1971 |
The inhibition of urea synthesis by leucine in the perfused rat liver.
Topics: Alanine; Animals; Depression, Chemical; Glucose; In Vitro Techniques; Leucine; Liver; Lysine; Ornithine; Perfusion; Phenylalanine; Rats; Starvation; Urea | 1971 |
Transfer of amino acids and urea to and from the subarachnoid space.
Topics: Amino Acids; Aminobutyrates; Animals; Biological Transport, Active; Carbon Isotopes; Cats; Cerebrospinal Fluid; Half-Life; Kinetics; Leucine; Pia Mater; Subarachnoid Space; Urea | 1971 |
Nutritional aspects of amino acid metabolism. 1. A rat liver perfusion method for the study of amino acid metabolism.
Topics: Adenosine Triphosphate; Alanine Transaminase; Amino Acids; Animals; Glucose; Halothane; In Vitro Techniques; Isoleucine; Lactates; Leucine; Liver; Methods; Nutritional Physiological Phenomena; Oxygen Consumption; Pentobarbital; Potassium; Pyruvates; Rats; Urea; Valine | 1971 |
The kinetics of incorporation of protein into the liver plasma membrane.
Topics: Animals; Cell Membrane; Cycloheximide; Detergents; Electrophoresis; Kinetics; Leucine; Liver; Male; Microsomes, Liver; Molecular Weight; Protein Biosynthesis; Proteins; Rats; Sulfuric Acids; Tritium; Urea | 1971 |
Mechanisms involved in nongenetic reactivation of frog polyhedral cytoplasmic deoxyribovirus: evidence for an RNA polymerase in the virion.
Topics: Animals; Anura; Centrifugation, Density Gradient; Cricetinae; Culture Techniques; Cycloheximide; Cyprinidae; DNA Viruses; Genetics, Microbial; Hot Temperature; Kidney; Leucine; Nucleic Acid Hybridization; Potassium; Protein Denaturation; RNA Nucleotidyltransferases; RNA, Viral; Spectrophotometry; Tartrates; Temperature; Time Factors; Tritium; Ultrasonics; Ultraviolet Rays; Urea; Uridine; Vibration; Virus Cultivation | 1971 |
Purification and characterization of the beta-galactosidase of Aeromonas formicans.
Topics: Aeromonas; Alanine; Animals; Arginine; Chemistry Techniques, Analytical; Chromatography; Chromatography, Gel; Electrophoresis; Escherichia coli; Galactosidases; Glycine; Hot Temperature; Immune Sera; In Vitro Techniques; Lactose; Leucine; Rabbits; Species Specificity; Ultracentrifugation; Urea | 1966 |
Hydroxyurea derivatives: oxamyl hydroxamic acid.
Topics: Animals; Antineoplastic Agents; Bacterial Proteins; Carbon Isotopes; Carcinoma, Ehrlich Tumor; DNA, Bacterial; DNA, Neoplasm; Escherichia coli; Hydroxamic Acids; Hydroxyurea; In Vitro Techniques; Leucine; Methemoglobin; Mice; Microscopy, Electron; Neoplasm Proteins; RNA, Bacterial; RNA, Neoplasm; Spectrum Analysis; Thymidine; Tritium; Urea; Uridine | 1966 |
Plasma amino acid concentration and the regulation of albumin synthesis.
Topics: Amino Acids; Animals; Blood; Carbon Isotopes; Isoleucine; Leucine; Liver; Male; Perfusion; Protein Deficiency; Rats; Serum Albumin; Urea; Valine | 1969 |
[On the influence of contraceptive pills on serum amino acids in comparison with results typical for sex, menstrual cycle and pregnancy].
Topics: Adult; Alanine; Amino Acids; Citric Acid Cycle; Contraceptives, Oral; Female; Glycine; Humans; Isoleucine; Leucine; Male; Menstruation; Methionine; Pregnancy; Proline; Sex Factors; Threonine; Tyrosine; Urea; Valine | 1969 |
Composition of the amino acid pools of some cestodes of Elasmobranch fishes of the Woods Hole area.
Topics: Amino Acids; Ammonia; Animals; Cestoda; Fishes; Glycine; Indicators and Reagents; Leucine; Massachusetts; Methods; Sharks; Species Specificity; Taurine; Urea | 1969 |
Qualitative assessment of supplemental amino acid needs for growing lambs fed urea as the sole nitrogen source.
Topics: Abomasum; Amino Acids; Analysis of Variance; Animals; Diet; Glutamates; Histidine; Leucine; Lysine; Male; Metabolism; Methionine; Nitrogen; Sheep; Threonine; Tryptophan; Urea | 1970 |
Urea biosynthesis in a surviving amphibian liver cube preparation.
Topics: Ammonia; Animals; Anura; Carbamates; Carbon Dioxide; Carbon Isotopes; Leucine; Liver; Metamorphosis, Biological; Oxygen Consumption; Phosphotransferases; Protein Biosynthesis; Urea | 1970 |
Studies on the subunit structure of thermostable glyceraldehyde-3-phosphate dehydrogenase from Bacillus stearothermophilus.
Topics: Amino Acids; Bacillus; Chemical Phenomena; Chemistry; Chromatography, Thin Layer; Drug Stability; Glyceraldehyde-3-Phosphate Dehydrogenases; Guanidines; Hot Temperature; Kinetics; Leucine; Molecular Weight; Optical Rotatory Dispersion; Protein Denaturation; Tritium; Ultracentrifugation; Urea | 1970 |
Alteration in the urinary excretion rate of amino acids and nitrogen by dietary means in obese and normal human subjects.
Topics: Adult; Alanine; Amino Acids; Creatinine; Female; Humans; Isoleucine; Leucine; Male; Nitrogen; Obesity; Protein Deficiency; Renal Aminoacidurias; Starvation; Taurine; Urea; Valine | 1971 |
Cyanogen bromide fragments of human serum albumin.
Topics: Acetamides; Alanine; Amino Acids; Aspartic Acid; Chemical Phenomena; Chemical Precipitation; Chemistry; Chromatography, DEAE-Cellulose; Chromatography, Gel; Chromatography, Ion Exchange; Cyanides; Cysteine; Electrophoresis; Formates; Guanidines; Humans; Hydrogen-Ion Concentration; Iodoacetates; Leucine; Methods; Naphthalenes; Oxidation-Reduction; Peptides; Phenylalanine; Proline; Quaternary Ammonium Compounds; Serum Albumin; Sulfates; Sulfhydryl Reagents; Sulfonic Acids; Tetroses; Urea | 1971 |
The isolation of phosphorylated polypeptide components of the organic matrix of embryonic bovine enamel.
Topics: Acrylates; Animals; Cattle; Chromatography, Gel; Dental Enamel; Electrophoresis; Electrophoresis, Disc; Female; Gels; Hydrogen-Ion Concentration; Leucine; Molecular Weight; Phosphopeptides; Phosphorus; Pregnancy; Proteins; Tyrosine; Urea | 1971 |
The 'neurotoxicity' of L-2,4-diaminobutyric acid.
Topics: Aminobutyrates; Ammonia; Animals; Arginine; Aspartic Acid; Blood Glucose; Brain Chemistry; Chickens; Chromatography, Ion Exchange; Glutamates; Glutamine; In Vitro Techniques; Leucine; Liver; Lysine; Male; Ornithine; Ornithine Carbamoyltransferase; Potassium; Quaternary Ammonium Compounds; Rats; Sodium; Spectrophotometry; Time Factors; Urea; Urine | 1968 |
A study of 2,4,6-trinitrobenzenesulfonic acid for automated amino acid chromatography.
Topics: Alanine; Amino Acids; Ammonia; Arginine; Aspartic Acid; Autoanalysis; Chromatography; Cystine; Glycine; Histidine; Hydrogen-Ion Concentration; Indicators and Reagents; Isoleucine; Leucine; Lysine; Methionine; Methods; Nitrobenzenes; Phenylalanine; Proline; Serine; Spectrophotometry; Sulfonic Acids; Temperature; Threonine; Tryptophan; Tyrosine; Urea; Valine | 1968 |
Some problems in dietary amino acid requirements.
Topics: Adult; Amino Acids; Body Weight; Child; Dietary Proteins; Female; Histidine; Humans; Infant Nutritional Physiological Phenomena; Infant, Newborn; Isoleucine; Kwashiorkor; Lactation; Leucine; Male; Methionine; Nitrogen; Pregnancy; Urea | 1968 |
Properties and subcellular distribution of ornithine cycle enzymes in amphibian kidney.
Topics: Animals; Anura; Arginase; Arginine; Aspartic Acid; Canavanine; Dinitrophenols; Enzyme Activation; Female; Hydrogen-Ion Concentration; Kidney; Kidney Tubules; Kinetics; Leucine; Ligases; Liver; Lyases; Male; Manganese; Microsomes; Molecular Weight; Ornithine; Ornithine Carbamoyltransferase; Phosphotransferases; Potassium Chloride; Succinates; Urea | 1968 |
Effects of cycloheximide and 5-fluorouracil on formation of low-molecular-weight ribonucleic acid in yeast.
Topics: Adenine; Carbon Isotopes; Chromatography; Chromatography, Gel; Cycloheximide; Fluorouracil; Leucine; Methionine; Nucleic Acid Denaturation; Nucleotides; Phosphates; Phosphorus Isotopes; Ribosomes; RNA; RNA, Transfer; Saccharomyces; Urea | 1969 |
Action of alpha-methyl-DL-tryptophan in vivo on catabolism of amino acids and their conversion to liver glycogen.
Topics: Acetates; Adrenal Glands; Adrenalectomy; Alanine; Amino Acids; Animals; Body Temperature; Carbon Dioxide; Carbon Isotopes; Glutamates; Histidine; Isoleucine; Leucine; Liver; Liver Glycogen; Male; Pyruvates; Rats; Threonine; Time Factors; Tryptophan; Tryptophan Oxygenase; Urea | 1969 |
Free amino acids in serum of patients with chronic renal insufficiency.
Topics: Adult; Aged; Alanine; Amino Acids; Analysis of Variance; Arginine; Chromatography, Paper; Cystine; Female; Glomerulonephritis; Glutamates; Glycine; Humans; Leucine; Lysine; Male; Middle Aged; Phenylalanine; Pyelonephritis; Threonine; Urea; Uremia | 1969 |
Amino acid regulation of albumin synthesis.
Topics: Albumins; Amino Acids; Animals; Arginine; Carbon Isotopes; Electrophoresis; Fasting; Immunoelectrophoresis; In Vitro Techniques; Isoleucine; Leucine; Liver; Lysine; Methionine; Methods; Perfusion; Rabbits; Ribosomes; Threonine; Tryptophan; Urea; Valine | 1969 |
The effect of electrical stimulation and high potassium concentrations on the efflux of (3H) gamma-aminobutyric acid from brain slices.
Topics: Acetates; Aminobutyrates; Aminoisobutyric Acids; Animals; Calcium; Carbon Isotopes; Cerebral Cortex; Chromatography; Chromatography, Paper; Electric Stimulation; Glutamine; In Vitro Techniques; Leucine; Male; Norepinephrine; Potassium; Rats; Transaminases; Tritium; Urea | 1969 |
Disappearance of different substances in contact with the external surface of the brain.
Topics: Aminobutyrates; Animals; Brain Chemistry; Cats; Ethanol; Female; Glucose; Glutamates; Leucine; Lysine; Male; Phenylalanine; Thiourea; Urea | 1965 |
Dipicolinic acid synthesis in Penicillium citreo-viride.
Topics: Ammonium Chloride; Carbon Isotopes; Chromatography; Colorimetry; Histidine; In Vitro Techniques; Leucine; Nitrates; Pyridines; Tyrosine; Urea; Valine | 1966 |
Free amino acids of human foetal and adult liver.
Topics: Adult; Alanine; Amino Acids; Aspartic Acid; Autoanalysis; Cystine; Female; Fetus; Glutamates; Glycine; Histidine; Humans; Isoleucine; Leucine; Liver; Lysine; Methionine; Ornithine; Phenylalanine; Pregnancy; Proline; Serine; Taurine; Threonine; Tyrosine; Urea; Valine | 1966 |
Effects of insulin on amino acid release and urea formation in perfused rat liver.
Topics: Amino Acids; Animals; Autoanalysis; Blood Urea Nitrogen; Carbon Isotopes; Chromatography; In Vitro Techniques; Insulin; Leucine; Liver; Male; Perfusion; Proteins; Radiometry; Rats; Urea; Valine | 1967 |
Hydroxyurea: effects on Chinese hamster cells grown in culture.
Topics: Animals; Antineoplastic Agents; Cell Division; Cricetinae; Culture Techniques; DNA; Hydroxyurea; Leucine; Radiation Effects; Thymidine; Tritium; Urea; Uridine | 1967 |
Inhibition of DNA synthesis in HeLa cells by hydroxyurea.
Topics: Antineoplastic Agents; Cell Division; Culture Techniques; DNA; HeLa Cells; Humans; Hydroxyurea; Leucine; Protein Biosynthesis; RNA; Thymidine; Urea; Uridine | 1967 |
Hydroxyurea-induced inhibition of deoxyribonucleotide synthesis: studies in intact cells.
Topics: Antineoplastic Agents; Carbon Isotopes; Culture Techniques; DNA; Echinodermata; Embryo, Nonmammalian; HeLa Cells; Hydroxyurea; Leucine; Nucleosides; Nucleotides; Thymidine; Tritium; Urea; Uridine | 1967 |
Inhibition of DNA synthesis by hydroxyurea: structure-activity relationships.
Topics: Antineoplastic Agents; Culture Techniques; DNA; Guanidines; HeLa Cells; Hydroxamic Acids; Hydroxylamines; Hydroxyurea; Leucine; Thymidine; Urea; Uridine | 1967 |
The recovery of amino acids from acid hydrolysates of whole urine from patients with thermal burns.
Topics: Alanine; Amino Acids; Ammonia; Arginine; Aspartic Acid; Burns; Creatine; Glutamates; Glycine; Histidine; Humans; Hydroxyproline; Isoleucine; Leucine; Lysine; Ornithine; Phenylalanine; Proline; Serine; Taurine; Threonine; Tyrosine; Urea; Valine | 1967 |
Effect of calcium on uptake and incorporation of amino acids in the parathyroid glands.
Topics: Amino Acids; Animals; Biological Transport; Calcium; Carbon Isotopes; Cystine; Dactinomycin; Erythritol; Glycine; In Vitro Techniques; Leucine; Lysine; Magnesium; Methionine; Ouabain; Parathyroid Glands; Phenylalanine; Protein Biosynthesis; Puromycin; Rats; RNA; Sodium; Sucrose; Urea; Water | 1967 |
Free amino acids, ammonia and urea concentrations in the blood plasma of starved lambs.
Topics: Age Factors; Alanine; Amino Acids; Ammonia; Analysis of Variance; Animals; Animals, Newborn; Body Weight; Glutamates; Isoleucine; Leucine; Lysine; Sheep; Starvation; Threonine; Urea; Valine | 1967 |
Changes in three of the four coat proteins of oral polio vaccine strain derived from type 1 poliovirus.
Topics: Capsid; Electrophoresis, Polyacrylamide Gel; HeLa Cells; Humans; Leucine; Peptides; Poliovirus; Poliovirus Vaccine, Oral; Urea; Vaccines, Attenuated; Viral Proteins | 1980 |
Isotopic determination of amino acid-urea interactions in exercise in humans.
Topics: Alanine; Bicarbonates; Carbon Isotopes; Humans; Infusions, Parenteral; Leucine; Lysine; Nitrogen Isotopes; Physical Exertion; Urea | 1984 |
Hyperammonemia.
Topics: Acetyltransferases; Amino Acid Metabolism, Inborn Errors; Amino-Acid N-Acetyltransferase; Ammonia; Arginine; Argininosuccinate Synthase; Argininosuccinic Aciduria; Brain Edema; Carbamoyl-Phosphate Synthase (Ammonia); Child, Preschool; Citrulline; Diagnosis, Differential; Female; Humans; Hyperargininemia; Infant; Infant, Newborn; Leucine; Ornithine Carbamoyltransferase; Respiratory Distress Syndrome, Newborn; Urea | 1984 |
Corn amino acid imbalance and the role of leucine excess.
Topics: Amino Acids; Animals; Body Weight; Diet; Dietary Proteins; Female; Leucine; Male; Nitrogen; Nutritive Value; Plant Proteins; Rats; Rats, Inbred Strains; Urea; Zea mays | 1983 |
Leucine, isoleucine and valine requirements of immature beagle dogs.
Topics: Animals; Diet; Dogs; Dose-Response Relationship, Drug; Energy Intake; Growth; Isoleucine; Leucine; Male; Nitrogen; Nutritional Requirements; Urea; Valine | 1984 |
Metabolism of 2-oxo-acid analogues of leucine and valine in isolated rat hepatocytes.
Topics: Ammonia; Animals; Biotransformation; Diet; In Vitro Techniques; Kinetics; Leucine; Liver; Male; Nitrogen; Rats; Rats, Inbred Strains; Urea; Valine | 1984 |
Effect of exercise on protein metabolism in humans as explored with stable isotopes.
Topics: Amino Acids; Ammonia; Animals; Carbon Dioxide; Glucose; Glycine; Humans; Leucine; Liver; Muscles; Nitrogen; Nitrogen Isotopes; Physical Exertion; Proteins; Rats; Urea | 1982 |
Leucine and urea metabolism in acute human cold exposure.
Topics: Blood Proteins; Carbon Dioxide; Carbon Isotopes; Cold Temperature; Humans; Keto Acids; Leucine; Male; Nitrogen Isotopes; Urea | 1982 |
Response of protein and urea kinetics in burn patients to different levels of protein intake.
Topics: Adolescent; Adult; Burns; Carbon Isotopes; Dietary Proteins; Energy Intake; Female; Humans; Kinetics; Leucine; Male; Nutritional Requirements; Oxidation-Reduction; Oxygen Consumption; Proteins; Urea | 1983 |
Isotopic approaches to the estimation of protein requirements in burn patients.
Topics: Adolescent; Adult; Burns; Dietary Proteins; Female; Humans; Leucine; Male; Oxygen Consumption; Shock, Traumatic; Urea | 1983 |
Isotopic analysis of leucine and urea metabolism in exercising humans.
Topics: Adult; Carbon Isotopes; Humans; Keto Acids; Leucine; Male; Mass Spectrometry; Nitrogen Isotopes; Physical Exertion; Urea | 1982 |
Stable isotope approaches for study of energy substrate metabolism.
Topics: Animals; Dogs; Energy Metabolism; Fatty Acids, Nonesterified; Glucose; Glycerol; Humans; Isotopes; Leucine; Lipoproteins, VLDL; Models, Biological; Oxidation-Reduction; Proteins; Radioisotopes; Rats; Triglycerides; Urea | 1982 |
Nitrogen sparing induced by leucine compared with that induced by its keto analogue, alpha-ketoisocaproate, in fasting obese man.
Topics: Adult; Amino Acids; Fasting; Female; Humans; Infusions, Parenteral; Keto Acids; Leucine; Male; Middle Aged; Nitrogen; Obesity; Time Factors; Urea | 1981 |
Whole-body protein turnover in preterm appropriate for gestational age and small for gestational age infants: comparison of [15N]glycine and [1-(13)C]leucine administered simultaneously.
Topics: Ammonia; Carbon Dioxide; Carbon Isotopes; Glycine; Humans; Infant, Newborn; Infant, Premature; Infant, Small for Gestational Age; Keto Acids; Leucine; Nitrogen Isotopes; Proteins; Time Factors; Urea | 1995 |
Hepatic detoxification of ammonia in the ovine liver: possible consequences for amino acid catabolism.
Topics: Amino Acids; Ammonium Chloride; Animals; Glutamine; Inactivation, Metabolic; Leucine; Liver; Male; Nitrogen; Oxygen Consumption; Sheep; Urea | 1995 |
Insulin-like growth factor-I and insulin reduce leucine flux and oxidation in conscious tumor necrosis factor-infused dogs.
Topics: Animals; Dogs; Fatty Acids, Nonesterified; Glucagon; Glucose; Insulin; Insulin-Like Growth Factor I; Lactates; Lactic Acid; Leucine; Male; Oxidation-Reduction; Tumor Necrosis Factor-alpha; Urea | 1995 |
Are leucine turnover measurements valid in the intravenously fed state?
Topics: Adaptation, Physiological; Adult; Amino Acids; Blood Urea Nitrogen; Dietary Proteins; Humans; Infusions, Intravenous; Keto Acids; Kinetics; Leucine; Male; Oxidation-Reduction; Protein Deficiency; Urea | 1994 |
Is leucine produced by the colonic microflora?
Topics: Colon; Humans; Kinetics; Leucine; Urea | 1994 |
Effect of tumor necrosis factor on substrate and amino acid kinetics in conscious dogs.
Topics: Amino Acids; Animals; Blood Glucose; Carbon Dioxide; Dogs; Gluconeogenesis; Leucine; Lipolysis; Male; Tumor Necrosis Factor-alpha; Urea | 1994 |
Metabolic responses to nephrosis: effect of a low-protein diet.
Topics: Animals; Dietary Proteins; Leucine; Male; Nephrosis; Nitrogen; Oxidation-Reduction; Proteins; Proteinuria; Rats; Rats, Sprague-Dawley; Urea | 1994 |
Validation of the tracer-balance concept with reference to leucine: 24-h intravenous tracer studies with L-[1-13C]leucine and [15N-15N]urea.
Topics: Adult; Blood Urea Nitrogen; Carbon Isotopes; Dietary Proteins; Fasting; Female; Humans; Kinetics; Leucine; Male; Nitrogen Isotopes; Oxidation-Reduction; Urea | 1994 |
Glucose and urea production and leucine, ketoisocaproate and alanine fluxes at supraphysiological plasma adrenaline concentrations in volunteers.
Topics: Adult; Alanine; Amino Acids; Blood Glucose; C-Peptide; Caproates; Critical Illness; Epinephrine; Gas Chromatography-Mass Spectrometry; Glucagon; Gluconeogenesis; Humans; Infusions, Intravenous; Insulin; Keto Acids; Leucine; Liver; Male; Metabolic Clearance Rate; Oxygen Consumption; Proteins; Time Factors; Urea | 1994 |
Plasma arginine kinetics in adult man: response to an arginine-free diet.
Topics: Adult; Arginine; Carbon Isotopes; Chromatography, High Pressure Liquid; Citrulline; Deuterium; Fasting; Food, Formulated; Humans; Infusions, Intravenous; Keto Acids; Leucine; Male; Nitrogen Isotopes; Ornithine; Time Factors; Urea | 1994 |
Gender differences in leucine kinetics and nitrogen balance in endurance athletes.
Topics: Adult; Bicarbonates; Blood Gas Analysis; Breath Tests; Dietary Proteins; Energy Metabolism; Female; Humans; Kinetics; Leucine; Male; Nitrogen; Nutritional Requirements; Oxygen Consumption; Physical Endurance; Pulmonary Gas Exchange; Sex Characteristics; Urea | 1993 |
Plasma arginine and citrulline kinetics in adults given adequate and arginine-free diets.
Topics: Adult; Arginine; Carbon Isotopes; Citrulline; Deuterium; Diet; Humans; Isotope Labeling; Kinetics; Leucine; Male; Models, Biological; Urea | 1993 |
Mechanisms of adaptation to proteinuria in adriamycin nephrosis.
Topics: Animals; Carbon Dioxide; Doxorubicin; Leucine; Male; Nephrosis; Nitrogen; Proteinuria; Rats; Rats, Sprague-Dawley; Respiration; Urea | 1993 |
Cold- and cryopreservation of human liver and kidney slices.
Topics: Analysis of Variance; Cold Temperature; Cryopreservation; Gluconeogenesis; Humans; Kidney Cortex; Leucine; Liver; Organ Preservation; p-Aminohippuric Acid; Potassium; Protein Biosynthesis; Tetraethylammonium; Tetraethylammonium Compounds; Time Factors; Urea | 1993 |
Effect of parenteral amino acids on leucine and urea kinetics in preterm infants.
Topics: Amino Acids; Electrolytes; Food, Formulated; Glucose; Humans; Infant; Infant Food; Infant, Newborn; Infant, Premature; Leucine; Oxidation-Reduction; Oxygen Consumption; Parenteral Nutrition; Parenteral Nutrition Solutions; Proteins; Solutions; Urea | 1996 |
Composition of ruminal bacteria harvested from steers as influenced by dietary forage level and fat supplementation.
Topics: Animal Feed; Animals; Cattle; Diet; Dietary Fats; Fatty Acids; Fatty Acids, Monounsaturated; Food, Fortified; Hydrogen Peroxide; Isoleucine; Leucine; Lysine; Male; Molasses; Phenylalanine; Rapeseed Oil; Rumen; Urea; Zea mays | 1995 |
Studies on renal growth regulation by urea and ammonia in normal rat kidney cells.
Topics: Ammonia; Animals; Cell Adhesion; Cell Division; Cell Line; Cell Size; Culture Media; DNA; Hydrolysis; Kidney; Leucine; Protein Biosynthesis; Rats; Thymidine; Urea | 1995 |
A heterogeneous set of urea-insoluble proteins in dividing PC12 pheochromocytoma cells is passed on to at least the generation of great-granddaughter cells.
Topics: Animals; Buffers; Carbon Radioisotopes; Cell Division; Half-Life; Leucine; Neoplasm Proteins; PC12 Cells; Rats; Solubility; Urea | 1995 |
Chronic low protein intake reduces tissue protein synthesis in a pig model of protein malnutrition.
Topics: Amino Acids; Animals; Blood Proteins; Diet, Protein-Restricted; Disease Models, Animal; Female; Intestinal Mucosa; Leucine; Liver; Male; Muscle, Skeletal; Nitrogen; Protein Biosynthesis; Protein-Energy Malnutrition; Proteins; Skin; Swine; Tritium; Urea; Weight Gain | 1996 |
Nutritional state and the swelling-induced inhibition of proteolysis in perfused rat liver.
Topics: Amino Acids; Animals; Food Deprivation; Glutamine; Glycine; Insulin; Insulin-Like Growth Factor I; Inulin; Leucine; Liver; Male; Nutritional Status; Osmosis; Proteins; Rats; Rats, Wistar; Taurocholic Acid; Urea | 1996 |
Kinetics of plasma arginine and leucine in pediatric burn patients.
Topics: Amino Acids; Arginine; Burns; Carbon Isotopes; Child, Preschool; Female; Humans; Infant; Kinetics; Leucine; Male; Nitrogen; Parenteral Nutrition, Total; Urea | 1996 |
Correction of acidosis in CAPD decreases whole body protein degradation.
Topics: Acidosis; Adult; Amino Acids; Blood Pressure; Body Weight; Female; Humans; Hydrogen-Ion Concentration; Kidney Failure, Chronic; Kinetics; Leucine; Male; Middle Aged; Peritoneal Dialysis, Continuous Ambulatory; Proteins; Urea | 1996 |
Metabolic effects of triiodothyronine replacement during fasting in obese subjects.
Topics: Adult; Blood Glucose; Fasting; Female; Humans; Leucine; Male; Middle Aged; Nitrogen; Obesity; Oxygen; Respiration; Thyroid Hormones; Triiodothyronine; Urea | 1996 |
Effects of extracts of fiberglass insulations on the growth of Aspergillus fumigatus and A. versicolor.
Topics: Aspergillus; Aspergillus fumigatus; Chromatography, High Pressure Liquid; Environment, Controlled; Environmental Microbiology; Formaldehyde; Glass; Leucine; Urea | 1995 |
Diurnal pattern of the interrelationships among leucine oxidation, urea production, and hydrolysis in humans.
Topics: Adult; Circadian Rhythm; Humans; Hydrolysis; Leucine; Male; Models, Biological; Nitrogen Compounds; Oxidation-Reduction; Urea | 1996 |
Destabilizing effect of proline substitutions in two helical regions of T4 lysozyme: leucine 66 to proline and leucine 91 to proline.
Topics: Circular Dichroism; Crystallography, X-Ray; Enzyme Stability; Hot Temperature; Leucine; Muramidase; Mutagenesis, Site-Directed; Proline; Protein Conformation; Protein Denaturation; Spectrophotometry, Ultraviolet; Urea | 1996 |
A dynamic bundle of four adjacent hydrophobic segments in the denatured state of staphylococcal nuclease.
Topics: Carbon Isotopes; Chemical Phenomena; Chemistry, Physical; Circular Dichroism; Deuterium; Enzyme Stability; Hydrogen Bonding; Hydrogen-Ion Concentration; Leucine; Magnetic Resonance Spectroscopy; Micrococcal Nuclease; Models, Molecular; Mutation; Peptide Fragments; Protein Denaturation; Protein Structure, Secondary; Urea; Valine | 1996 |
Evaluation of the 15N-isotope dilution technique for determining the recovery of endogenous protein in ileal digestion of pigs: effect of dilution in the precursor pool for endogenous nitrogen secretion.
Topics: Alanine; Animals; Citrulline; Diet; Dietary Proteins; Digestion; Glutamine; Ileum; Indicator Dilution Techniques; Infusions, Intravenous; Leucine; Male; Nitrogen; Nitrogen Isotopes; Proteins; Swine; Time Factors; Trichloroacetic Acid; Urea; Valine | 1997 |
Clinical and pathological studies in cattle with hepatic disease.
Topics: Ammonia; Animals; Bile Acids and Salts; Biopsy; Blood Glucose; Cattle; Cattle Diseases; Female; gamma-Glutamyltransferase; Glutamate Dehydrogenase; Ketone Bodies; Leucine; Liver; Liver Diseases; N-Glycosyl Hydrolases; Prognosis; Urea | 1997 |
Protein metabolism in children with edematous malnutrition and acute lower respiratory infection.
Topics: Acute Disease; Acute-Phase Proteins; Albumins; Carbon Isotopes; Child, Preschool; Female; Gas Chromatography-Mass Spectrometry; Humans; Infant; Infusions, Intravenous; Kwashiorkor; Leucine; Lung Diseases; Male; Nitrogen Isotopes; Oxidation-Reduction; Proteins; Respiratory Tract Infections; Urea | 1997 |
Decreased plasma and tissue isoleucine levels after simulated gastrointestinal bleeding by blood gavages in chronic portacaval shunted rats.
Topics: Ammonia; Animals; Cattle; Cerebral Cortex; Erythrocytes; Gastrointestinal Hemorrhage; Isoleucine; Leucine; Liver; Male; Muscle, Skeletal; Portacaval Shunt, Surgical; Rats; Rats, Wistar; Urea; Valine | 1997 |
Urinary urea nitrogen is imprecise as a predictor of protein balance in burned children.
Topics: Adolescent; Burns; Calorimetry, Indirect; Child, Preschool; Energy Metabolism; Fasting; Humans; Infant; Least-Squares Analysis; Leucine; Prospective Studies; Proteins; Urea | 1997 |
Moderate exercise at energy balance does not affect 24-h leucine oxidation or nitrogen retention in healthy men.
Topics: Adult; Calorimetry, Indirect; Circadian Rhythm; Dietary Proteins; Eating; Energy Metabolism; Fasting; Homeostasis; Humans; Leucine; Male; Nitrogen; Oxidation-Reduction; Oxygen Consumption; Physical Exertion; Reference Values; Urea | 1997 |
Improved accuracy and precision of gas chromatography/mass spectrometry measurements for metabolic tracers.
Topics: Adolescent; Adult; Carbon Isotopes; Deuterium; Gas Chromatography-Mass Spectrometry; Humans; Leucine; Male; Middle Aged; Nitrogen Isotopes; Osmolar Concentration; Palmitates; Urea | 1998 |
The 24-h whole body leucine and urea kinetics at normal and high protein intakes with exercise in healthy adults.
Topics: Adult; Analysis of Variance; Carbon Isotopes; Circadian Rhythm; Dietary Proteins; Eating; Exercise; Fasting; Humans; Kinetics; Leucine; Male; Nitrogen Isotopes; Oxidation-Reduction; Reference Values; Time Factors; Urea | 1998 |
Relation between transamination of branched-chain amino acids and urea synthesis: evidence from human pregnancy.
Topics: Adult; Amino Acids, Branched-Chain; Calorimetry; Carbon Dioxide; Carbon Isotopes; Female; Humans; Leucine; Mass Spectrometry; Nitrogen Isotopes; Oxygen; Oxygen Consumption; Pregnancy; Pregnancy Trimester, First; Pregnancy Trimester, Second; Pregnancy Trimester, Third; Reference Values; Urea | 1998 |
Effects of the length of a glycine linker connecting the N-and C-termini of a circularly permuted dihydrofolate reductase.
Topics: Base Sequence; Chromatography, Gel; Circular Dichroism; Enzyme Stability; Glycine; Leucine; Methionine; Molecular Sequence Data; Mutation; Protein Biosynthesis; Protein Conformation; Protein Denaturation; Recombinant Proteins; Tetrahydrofolate Dehydrogenase; Urea | 1998 |
Experimental evolution of a dense cluster of residues in tyrosyl-tRNA synthetase: quantitative effects on activity, stability and dimerization.
Topics: Amino Acid Substitution; Bacterial Proteins; Chromatography, Gel; Dimerization; Geobacillus stearothermophilus; Hot Temperature; Isoleucine; Leucine; Models, Molecular; Mutagenesis, Site-Directed; Protein Denaturation; Protein Structure, Secondary; Recombinant Fusion Proteins; Spectrometry, Fluorescence; Thermodynamics; Threonine; Tyrosine-tRNA Ligase; Urea | 1999 |
Effect of protein intake and physical activity on 24-h pattern and rate of macronutrient utilization.
Topics: Adolescent; Adult; Calorimetry; Calorimetry, Indirect; Carbon Isotopes; Dietary Carbohydrates; Dietary Proteins; Energy Metabolism; Exercise; Fasting; Humans; Leucine; Male; Oxidation-Reduction; Oxygen Consumption; Proteins; Urea | 1999 |
Protein metabolism in insulin-treated gestational diabetes.
Topics: Adolescent; Adult; Amino Acids; Blood Urea Nitrogen; Body Composition; Diabetes, Gestational; Female; Hispanic or Latino; Humans; Hypoglycemic Agents; Insulin; Leucine; Nitrogen Isotopes; Postprandial Period; Pregnancy; Pregnancy Trimester, Third; Proteins; Reference Values; United States; Urea | 1999 |
Correction of acidosis in hemodialysis decreases whole-body protein degradation.
Topics: Acidosis; Adult; Aged; Amino Acids; Bicarbonates; Blood Proteins; Body Composition; Body Mass Index; Dietary Carbohydrates; Dietary Proteins; Female; Humans; Infusions, Intravenous; Kidney Failure, Chronic; Leucine; Male; Renal Dialysis; Urea | 1997 |
Somatotropin increases protein balance by lowering body protein degradation in fed, growing pigs.
Topics: Animals; Blood Urea Nitrogen; Body Weight; Eating; Growth Hormone; Hormones; Insulin; Insulin-Like Growth Factor I; Leucine; Male; Oxidation-Reduction; Proteins; Swine; Urea | 2000 |
Rates of urea production and hydrolysis and leucine oxidation change linearly over widely varying protein intakes in healthy adults.
Topics: Adult; Diet; Dietary Proteins; Dose-Response Relationship, Drug; Female; Humans; Hydrolysis; Leucine; Male; Nitrogen; Oxidation-Reduction; Reference Values; Urea | 2000 |
Decompensation of leucine nitrogen kinetics in gestational diabetes mellitus.
Topics: Adult; Blood Glucose; Diabetes, Gestational; Eating; Fasting; Female; Glycated Hemoglobin; Humans; Leucine; Nitrogen; Pregnancy; Reference Values; Urea | 2000 |
The role of leucine 191 of Escherichia coli uracil DNA glycosylase in the formation of a highly stable complex with the substrate mimic, ugi, and in uracil excision from the synthetic substrates.
Topics: Amino Acid Substitution; DNA Glycosylases; DNA Repair; Enzyme Inhibitors; Enzyme Stability; Escherichia coli; Intercalating Agents; Kinetics; Leucine; Models, Molecular; N-Glycosyl Hydrolases; Oligodeoxyribonucleotides; Protein Structure, Secondary; Recombinant Proteins; Spectrometry, Fluorescence; Uracil; Uracil-DNA Glycosidase; Urea; Viral Proteins | 2001 |
An additional serine residue at the C terminus of rhodanese destabilizes the enzyme.
Topics: Animals; Arginine; Cattle; Cell-Free System; Chaperonin 10; Chaperonin 60; Codon; Enzyme Stability; Escherichia coli; Kinetics; Leucine; Mutagenesis, Site-Directed; Mutation; Protein Conformation; Protein Denaturation; Protein Folding; Serine; Sodium Chloride; Temperature; Thiosulfate Sulfurtransferase; Thiosulfates; Urea | 2001 |
Leucine and protein metabolism in rats with chronic renal insufficiency.
Topics: Acidosis; Animals; Body Weight; Cholesterol; Creatinine; Disease Models, Animal; Eating; Isoleucine; Kidney Failure, Chronic; Leucine; Male; Muscle, Skeletal; Nephrectomy; Proteins; Rats; Rats, Wistar; Urea; Uremia; Valine | 2001 |
Glutamine and leucine nitrogen kinetics and their relation to urea nitrogen in newborn infants.
Topics: Blood Urea Nitrogen; Carbon Isotopes; Deuterium; Female; Glutamine; Humans; Infant, Newborn; Infant, Small for Gestational Age; Kinetics; Leucine; Nitrogen; Nitrogen Isotopes; Phenylalanine; Pregnancy; Pregnancy in Diabetics; Urea | 2002 |
Essential amino acids and muscle protein recovery from resistance exercise.
Topics: Adult; Blood Glucose; Carbon Isotopes; Deuterium; Exercise; Female; Humans; Insulin; Leucine; Male; Muscle, Skeletal; Nitrogen Isotopes; Phenylalanine; Protein Biosynthesis; Urea | 2002 |
Urea production and leucine oxidation in malnourished children with and without acute infection.
Topics: Breath Tests; Carbon Dioxide; Carbon Isotopes; Child, Preschool; Female; Humans; Infant; Infections; Leucine; Male; Nutrition Disorders; Oxidation-Reduction; Urea | 2002 |
Exploring the role of amino acid-18 of the leucine binding proteins of E. coli.
Topics: Amino Acid Sequence; Amino Acids, Branched-Chain; Bacterial Proteins; Crystallography, X-Ray; Escherichia coli; Genes, Bacterial; Leucine; Ligands; Membrane Proteins; Models, Molecular; Mutagenesis, Site-Directed; Nuclear Magnetic Resonance, Biomolecular; Point Mutation; Protein Conformation; Protein Denaturation; Protein Structure, Tertiary; Structure-Activity Relationship; Substrate Specificity; Tryptophan; Urea | 2002 |
Serine metabolism in human pregnancy.
Topics: Adult; Carbon Isotopes; Fasting; Female; Glutamine; Glycine; Humans; Isoleucine; Kinetics; Leucine; Nitrogen Isotopes; Oxidation-Reduction; Pregnancy; Serine; Urea; Valine | 2003 |
Mutations of penicillin acylase residue B71 extend substrate specificity by decreasing steric constraints for substrate binding.
Topics: Binding Sites; Crystallography, X-Ray; Cysteine; Enzyme Stability; Escherichia coli Proteins; Glutarates; Kinetics; Leucine; Models, Molecular; Mutation; Penicillin Amidase; Phenylalanine; Protein Conformation; Protein Denaturation; Substrate Specificity; Urea | 2003 |
Dietary protein reduction in sheep and goats: different effects on L-alanine and L-leucine transport across the brush-border membrane of jejunal enterocytes.
Topics: Alanine; Alkaline Phosphatase; Amino Acid Transport Systems, Neutral; Animal Nutritional Physiological Phenomena; Animals; Body Weight; Diet, Protein-Restricted; Dietary Fats; Dietary Fiber; Dietary Proteins; Down-Regulation; Enterocytes; Goats; Jejunum; Kinetics; Leucine; Male; Microvilli; Sheep; Sodium; Sodium-Potassium-Exchanging ATPase; Up-Regulation; Urea | 2003 |
Crystal structures of engrailed homeodomain mutants: implications for stability and dynamics.
Topics: Animals; Crystallography, X-Ray; Drosophila; Homeodomain Proteins; Humans; Hydrogen; Indoles; Leucine; Magnetic Resonance Spectroscopy; Models, Molecular; Mutagenesis, Site-Directed; Mutation; Protein Conformation; Protein Structure, Tertiary; Software; Transcription Factors; Tryptophan; Urea; Water | 2003 |
Effectiveness of urea and ammonium nitrogen for the synthesis of dispensable amino acids by the chick.
Topics: Amino Acids; Ammonium Compounds; Animals; Arginine; Chickens; Glycine; Histidine; Isoleucine; Leucine; Lysine; Methionine; Nitrogen; Phenylalanine; Quaternary Ammonium Compounds; Threonine; Tryptophan; Tyrosine; Urea; Valine | 1962 |
PURINE CATABOLISM, A SOURCE OF ENDOGENOUSLY FORMED UREA IN HOMOGENATES OF AMPHIBIAN KIDNEY.
Topics: Acetates; Amino Acids; Amphibians; Animals; Anura; Arginine; Kidney; Leucine; Lysine; Metabolism; Ornithine; Pharmacology; Purines; Research; Urea; Uric Acid | 1963 |
THE SOLUBILITY OF AMINO ACIDS AND RELATED COMPOUNDS IN AQUEOUS UREA SOLUTIONS.
Topics: Alanine; Amino Acids; Asparagine; Chemical Phenomena; Chemistry; Glutamine; Glycine; Histidine; Leucine; Methionine; Peptides; Phenylalanine; Research; Solubility; Solvents; Spectrophotometry; Threonine; Tryptophan; Tyrosine; Urea | 1963 |
ASPECTS OF CHEMORECEPTION IN CRUSTACEA.
Topics: Aminobutyrates; Animals; Aspartic Acid; Crustacea; Cysteine; Electrophysiology; Glutamates; Glutathione; Glycine; Glycogen; Histamine; Indoles; Leucine; Methionine; Muscles; Pharmacology; Research; Sensory Receptor Cells; Serine; Tyrosine; Urea | 1963 |
[ON THE HISTORY OF PROTEIN RESEARCH].
Topics: Albumins; Amino Acids; Cystine; Diet; Digestion; Food; Gastrointestinal Tract; Gelatin; Glycine; History; History of Medicine; Humans; Leucine; Nutritional Physiological Phenomena; Nutritional Sciences; Pepsin A; Proteins; Trypsin; Tyrosine; Urea | 1964 |
CENTRIFUGAL PAPER CHROMATOGRAPHY AND SOME OF ITS APPLICATIONS.
Topics: Anthelmintics; Chromatography; Chromatography, Paper; Fumarates; Histidine; Leucine; Malates; Maleates; Organophosphate Poisoning; Phosphorus; Poisons; Proline; Research; Tetracycline; Triamcinolone; Urea | 1964 |
CONFORMATIONAL STUDIES ON SYNTHETIC POLY-ALPHA-AMINO ACIDS: FACTORS INFLUENCING THE STABILITY OF THE HELICAL CONFORMATION OF POLY-L-GLUTAMIC ACID AND COPOLYMERS OF L-GLUTAMIC ACID AND L-LEUCINE.
Topics: Amino Acids; Chemical Phenomena; Chemistry; Dioxins; Glutamates; Glutamic Acid; Glycols; Leucine; Lithium; Molecular Conformation; Peptides; Polymers; Research; Sodium Chloride; Surface-Active Agents; Temperature; Urea | 1964 |
PREPARATION AND PROPERTIES OF WATER-INSOLUBLE DERIVATIVES OF UREASE.
Topics: Azo Compounds; Benzoates; Chloromercuribenzoates; Colorimetry; Leucine; Phenylalanine; Polymers; Research; Urea; Urease; Water | 1964 |
INHIBITION OF TRYPSIN BY COPOLYMERS OF GLUTAMIC ACID AND OTHER AMINO ACIDS.
Topics: Amino Acids; Chemical Phenomena; Chemistry; Chymotrypsin; Colorimetry; Glutamates; Glutamic Acid; Leucine; Peptides; Phenylalanine; Research; Trypsin; Trypsin Inhibitors; Tyrosine; Urea | 1964 |
HYDROXYUREA: INHIBITORY EFFECT ON DNA METABOLISM.
Topics: Antineoplastic Agents; Cytosine Nucleotides; DNA; DNA, Neoplasm; Guanine Nucleotides; HeLa Cells; Humans; Hydroxyurea; Leucine; Neoplasms, Experimental; Nucleosides; Proteins; Research; RNA; Thymidine; Tissue Culture Techniques; Urea; Urethane; Uridine | 1964 |
THE ENZYMIC SYNTHESIS OF AMINOACYL DERIVATIVES OF SOLUBLE RIBONUCLEIC ACID FROM BACILLUS STEAROTHERMOPHILUS.
Topics: Amino Acids; Bacillus; Geobacillus stearothermophilus; Isoleucine; Leucine; Ligases; Metabolism; Research; RNA; Species Specificity; Spectrophotometry; Temperature; Urea | 1964 |
CONTROL OF ISOLEUCINE, VALINE AND LEUCINE BIOSYNTHESIS. II. ENDPRODUCT INHIBITION BY VALINE OF ACETOHYDROXY ACID SYNTHETASE IN SALMONELLA TYPHIMURIUM.
Topics: Acetolactate Synthase; Amino Acids; Butyrates; Enzyme Inhibitors; Glutathione; Hot Temperature; Hydrogen-Ion Concentration; Isoleucine; Lactates; Leucine; Ligases; Magnesium; Mercury; Pyruvates; Research; Salmonella typhimurium; Thiamine Pyrophosphate; Urea; Valine | 1964 |
THE INFLUENCE OF ENVIRONMENT ON THE SPECIFICITY OF POLYNUCLEOTIDE-DEPENDENT AMINO ACID INCORPORATION INTO POLYPEPTIDE.
Topics: Amino Acids; Ammonium Compounds; Carbon Isotopes; Chloramphenicol; Ethanol; Isoleucine; Leucine; Magnesium; Peptides; Pharmacology; Phenylalanine; Polynucleotides; Proteins; Quaternary Ammonium Compounds; Radiometry; Research; Streptomycin; Uracil Nucleotides; Urea | 1964 |
[ON THE INCORPORATION OF C-14-LEUCINE INTO RABBIT RETICULOCYTES. II. THE EFFECT OF DRUGS ON THE INCORPORATION OF LEUCINE IN WHOLE CELLS].
Topics: Animals; Blood Proteins; Carbon Isotopes; Chloramphenicol; Chlorpromazine; Diuretics; Heparin; Lagomorpha; Leucine; Lipids; Organomercury Compounds; Penicillins; Pharmacology; Phenylbutazone; Rabbits; Research; Reticulocytes; Streptomycin; Urea | 1965 |
Defining the minimum size of a hydrophobic cluster in two-stranded alpha-helical coiled-coils: effects on protein stability.
Topics: Alanine; Amino Acid Motifs; Amino Acid Sequence; Circular Dichroism; Consensus Sequence; Databases, Protein; Hot Temperature; Hydrophobic and Hydrophilic Interactions; Isoleucine; Leucine; Models, Molecular; Peptides; Protein Conformation; Protein Denaturation; Protein Folding; Protein Structure, Secondary; Proteins; Sequence Alignment; Sequence Homology, Amino Acid; Tropomyosin; Ultracentrifugation; Urea | 2004 |
The optimal hepatocyte density for a hollow-fiber bioartificial liver.
Topics: Animals; Cell Survival; Diazepam; Hepatocytes; Leucine; Liver, Artificial; RNA; Swine; Swine, Miniature; Tumor Suppressor Protein p53; Urea | 2004 |
Unfolding intermediate in the peroxisomal flavoprotein D-amino acid oxidase.
Topics: Amino Acid Motifs; Catalysis; Chromatography, Liquid; Circular Dichroism; D-Amino-Acid Oxidase; Dimerization; Dose-Response Relationship, Drug; Escherichia coli; Flavoproteins; Leucine; Lysine; Magnetic Resonance Spectroscopy; Mass Spectrometry; Microscopy, Fluorescence; Models, Chemical; Models, Molecular; Mutagenesis, Site-Directed; Peroxisomes; Protein Conformation; Protein Denaturation; Protein Folding; Protein Structure, Secondary; Protein Structure, Tertiary; Rhodotorula; Spectrophotometry; Temperature; Thermodynamics; Trypsin; Urea | 2004 |
Interface mutation in heptameric co-chaperonin protein 10 destabilizes subunits but not interfaces.
Topics: Amino Acid Sequence; Amino Acid Substitution; Chaperonin 10; Circular Dichroism; Conserved Sequence; Cross-Linking Reagents; Dimerization; Fluorescence; Glycine; Guanidine; Humans; Leucine; Models, Molecular; Mutation; Protein Conformation; Protein Denaturation; Protein Folding; Protein Subunits; Ultracentrifugation; Urea | 2005 |
Ruminal ammonia load affects leucine utilization by growing steers.
Topics: Abomasum; Ammonia; Animal Feed; Animals; Blood Glucose; Cattle; Dietary Supplements; Digestion; Insulin; Insulin-Like Growth Factor I; Leucine; Male; Nitrogen; Rumen; Urea | 2005 |
Application of exopolysaccharide-producing cultures in reduced-fat Cheddar cheese: composition and proteolysis.
Topics: Caseins; Cheese; Chromatography, High Pressure Liquid; Chymosin; Electrophoresis, Polyacrylamide Gel; Fats; Food Handling; Lactococcus lactis; Leucine; Peptide Hydrolases; Polysaccharides, Bacterial; Urea | 2005 |
Local structural preferences and dynamics restrictions in the urea-denatured state of SUMO-1: NMR characterization.
Topics: Amides; Amino Acid Sequence; Circular Dichroism; Glycine; Humans; Hydrogen-Ion Concentration; Leucine; Magnetic Resonance Spectroscopy; Molecular Sequence Data; Protein Conformation; Protein Folding; Protein Processing, Post-Translational; Protein Structure, Secondary; Protein Structure, Tertiary; Protons; SUMO-1 Protein; Temperature; Thermodynamics; Time Factors; Urea | 2006 |
Factor XIIIa mediated attachment of S. aureus fibronectin-binding protein A (FnbA) to fibrin: identification of Gln103 as a major cross-linking site.
Topics: Adhesins, Bacterial; Base Sequence; Binding Sites; Catalysis; Cross-Linking Reagents; Electrophoresis, Polyacrylamide Gel; Factor XIIIa; Fibrin; Glutamine; Leucine; Lysine; Proline; Staphylococcus aureus; Time Factors; Urea | 2006 |
Pre-operative nutritional status does not alter the metabolic response to major gastrointestinal surgery in patients with oesophageal cancer.
Topics: Aged; Blood Glucose; C-Reactive Protein; Energy Metabolism; Esophageal Neoplasms; Esophagectomy; Female; Hormones; Humans; Leucine; Lipid Metabolism; Male; Malnutrition; Middle Aged; Nutritional Status; Postoperative Complications; Postoperative Period; Urea; Weight Loss | 2007 |
Folding thermodynamics and kinetics of the leucine-rich repeat domain of the virulence factor Internalin B.
Topics: Amino Acid Sequence; Bacterial Proteins; Kinetics; Leucine; Listeria monocytogenes; Membrane Proteins; Models, Molecular; Molecular Sequence Data; Protein Conformation; Protein Denaturation; Protein Folding; Repetitive Sequences, Amino Acid; Thermodynamics; Urea; Virulence | 2008 |
The leucine-rich repeat domain of Internalin B folds along a polarized N-terminal pathway.
Topics: Amino Acid Motifs; Amino Acid Sequence; Bacterial Proteins; Genetic Variation; Kinetics; Leucine; Models, Molecular; Molecular Sequence Data; Protein Conformation; Protein Denaturation; Protein Folding; Protein Renaturation; Protein Structure, Secondary; Protein Structure, Tertiary; Repetitive Sequences, Amino Acid; Thermodynamics; Urea | 2008 |
Size-specific, colorimetric detection of counteranions by using helical poly(phenylacetylene) conjugated to L-leucine groups through urea acceptors.
Topics: Acetylene; Anions; Circular Dichroism; Colorimetry; Leucine; Molecular Structure; Molecular Weight; Spectrophotometry; Urea | 2008 |
Second-generation highly potent and selective inhibitors of the hepatitis C virus NS3 serine protease.
Topics: Animals; Antiviral Agents; Biological Availability; Crystallography, X-Ray; Dogs; Haplorhini; Hepacivirus; Hydrogen Bonding; Imides; Leucine; Models, Molecular; Piperidones; Rats; Serine Proteinase Inhibitors; Stereoisomerism; Structure-Activity Relationship; Urea; Viral Nonstructural Proteins | 2009 |
Dietary carbohydrates and amino acids influence oocyte quality in dairy heifers.
Topics: Amino Acids; Animals; Blastocyst; Blood Glucose; Cattle; Cleavage Stage, Ovum; Diet; Dietary Carbohydrates; Embryo Culture Techniques; Female; Fertilization in Vitro; Glucagon; Insulin; Leucine; Oocytes; Ovarian Follicle; Starch; Tyrosine; Urea | 2009 |
Preclinical characterization of the antiviral activity of SCH 900518 (narlaprevir), a novel mechanism-based inhibitor of hepatitis C virus NS3 protease.
Topics: Antiviral Agents; Cyclopropanes; Dipeptides; Drug Discovery; Drug Evaluation, Preclinical; Drug Resistance, Viral; Genotype; Hepacivirus; Humans; In Vitro Techniques; Interferon alpha-2; Interferon-alpha; Kinetics; Leucine; Mutation; Proline; Protease Inhibitors; Recombinant Proteins; Replicon; Sulfones; Urea; Viral Nonstructural Proteins | 2010 |
Synthesis of soluble poly(amide-ether-imide-urea)s bearing amino acid moieties in the main chain under green media (ionic liquid).
Topics: Amides; Diamines; Ether; Imides; Ionic Liquids; Leucine; Polymerization; Polymers; Solubility; Urea | 2011 |
Using temperature to optimize resolution and reduce analysis times for bioanalytical diastereomer LC-MS/MS separations.
Topics: Chemistry Techniques, Analytical; Chemistry, Pharmaceutical; Chromatography; Chromatography, High Pressure Liquid; Chromatography, Liquid; Cyclopropanes; Dipeptides; Humans; Leucine; Proline; Reproducibility of Results; Stereoisomerism; Sulfones; Tandem Mass Spectrometry; Temperature; Time Factors; Urea | 2011 |
Design, synthesis and biological evaluation of novel L-lysine ureido derivatives as aminopeptidase N inhibitors.
Topics: Antineoplastic Agents; Binding Sites; CD13 Antigens; Cell Line, Tumor; Computer Simulation; Drug Design; Humans; Hydrogen Bonding; Leucine; Lysine; Phenylurea Compounds; Protease Inhibitors; Protein Structure, Tertiary; Structure-Activity Relationship; Urea | 2011 |
Aβ40(L17A/F19A) mutant diminishes the aggregation and neurotoxicity of Aβ40.
Topics: Alanine; Alzheimer Disease; Amino Acid Substitution; Amyloid beta-Peptides; Animals; Cell Survival; Humans; Leucine; Mutation; Neurons; Nuclear Magnetic Resonance, Biomolecular; PC12 Cells; Peptide Fragments; Phenylalanine; Protein Conformation; Rats; Urea | 2011 |
Implementation of high-temperature superficially porous technologies for rapid LC-MS/MS diastereomer bioanalysis.
Topics: Blood Chemical Analysis; Chromatography, High Pressure Liquid; Cyclopropanes; Dipeptides; Humans; Leucine; Lysophosphatidylcholines; Phosphatidylcholines; Proline; Stereoisomerism; Sulfones; Tandem Mass Spectrometry; Technology, Pharmaceutical; Temperature; Urea | 2011 |
Precision and accuracy in the quantitative analysis of biological samples by accelerator mass spectrometry: application in microdose absolute bioavailability studies.
Topics: Administration, Oral; Adult; Antiviral Agents; Calibration; Chromatography, Liquid; Cyclopropanes; Dipeptides; Humans; Injections, Intravenous; Leucine; Male; Middle Aged; Proline; Reproducibility of Results; Sensitivity and Specificity; Sulfones; Tandem Mass Spectrometry; Urea; Young Adult | 2011 |
Corticosteroids increase protein breakdown and loss in newly diagnosed pediatric Crohn disease.
Topics: Adolescent; Blood Glucose; Body Composition; Child; Crohn Disease; Gas Chromatography-Mass Spectrometry; Humans; Isotope Labeling; Leucine; Phenylalanine; Prednisone; Proteins; Proteolysis; Tyrosine; Urea | 2011 |
Insight into the structural requirements of narlaprevir-type inhibitors of NS3/NS4A protease based on HQSAR and molecular field analyses.
Topics: Antiviral Agents; Carrier Proteins; Cyclopropanes; Dipeptides; Drug Design; Hepacivirus; Hepatitis C; Humans; Intracellular Signaling Peptides and Proteins; Leucine; Models, Molecular; Proline; Quantitative Structure-Activity Relationship; Sulfones; Urea; Viral Nonstructural Proteins | 2012 |
Relationship of whole body nitrogen utilization to urea kinetics in growing steers.
Topics: Abomasum; Anabolic Agents; Animals; Cattle; Dietary Supplements; Dose-Response Relationship, Drug; Energy Intake; Estradiol; Estrogens; Fatty Acids, Volatile; Glucose; Kinetics; Leucine; Male; Methionine; Nitrogen; Rumen; Trenbolone Acetate; Urea | 2012 |
Leptin and leucine synergistically regulate protein metabolism in C2C12 myotubes and mouse skeletal muscles.
Topics: Animals; Cell Line; Dietary Supplements; Drug Synergism; Leptin; Leucine; Mice; Mice, Knockout; Mice, Obese; Muscle Fibers, Skeletal; Muscle Proteins; Muscle, Skeletal; Obesity; Organ Size; Protein Biosynthesis; Proteolysis; Receptors, Leptin; Recombinant Proteins; Urea | 2013 |
Synthesis of poly(alkenoic acid) with L-leucine residue and methacrylate photopolymerizable groups useful in formulating dental restorative materials.
Topics: Chemistry Techniques, Synthetic; Chemistry, Pharmaceutical; Dental Materials; Leucine; Methacrylates; Photochemical Processes; Polymerization; Polymers; Succinates; Urea | 2014 |
Computational study on the molecular mechanisms of drug resistance of Narlaprevir due to V36M, R155K, V36M+R155K, T54A, and A156T mutations of HCV NS3/4A protease.
Topics: Antiviral Agents; Cyclopropanes; Dipeptides; Drug Resistance, Viral; Genes, Viral; Hepacivirus; Leucine; Molecular Dynamics Simulation; Mutation; Proline; Sulfones; Urea; Viral Nonstructural Proteins | 2014 |
New poly(ester urea) derived from L-leucine: electrospun scaffolds loaded with antibacterial drugs and enzymes.
Topics: Anti-Bacterial Agents; Cell Adhesion; Cell Proliferation; Enzymes; Escherichia coli; Leucine; Microbial Sensitivity Tests; Micrococcus luteus; Microscopy, Electron, Scanning; Polyesters; Urea | 2015 |
The optimum ratio of standardized ileal digestible leucine to lysine for 8 to 12 kg female pigs.
Topics: Animal Feed; Animal Nutritional Physiological Phenomena; Animals; Body Weight; Creatinine; Diet; Digestion; Dose-Response Relationship, Drug; Female; Ileum; Leucine; Lysine; Swine; Urea; Weaning | 2015 |
Amino Acid Oxidation Increases with Dietary Protein Content in Adult Neutered Male Cats as Measured Using [1-13C]Leucine and [15N2]Urea.
Topics: Amino Acids; Animal Feed; Animals; Body Weight; Cats; Diet; Dietary Proteins; Energy Intake; Leucine; Male; Oxidation-Reduction; Pilot Projects; Urea | 2015 |
Aminopeptidase N inhibitor 4cc synergizes antitumor effects of 5-fluorouracil on human liver cancer cells through ROS-dependent CD13 inhibition.
Topics: Animals; Antineoplastic Combined Chemotherapy Protocols; Apoptosis; Carcinoma, Hepatocellular; CD13 Antigens; Cell Line, Tumor; Drug Synergism; Female; Fluorouracil; Humans; Hydroxamic Acids; Leucine; Liver Neoplasms; Membrane Potential, Mitochondrial; Mice; Mitochondria; Reactive Oxygen Species; Urea; Xenograft Model Antitumor Assays | 2015 |
The effect of the source of nitrogen supplementation on nitrogen balance, rates of plasma leucine turnover, protein synthesis and degradation in sheep.
Topics: Animal Feed; Animal Nutritional Physiological Phenomena; Animals; Diet; Dietary Supplements; Female; Leucine; Male; Nitrogen; Oxidation-Reduction; Protein Biosynthesis; Sheep, Domestic; Soybean Oil; Urea | 2009 |
Effect of ruminal ammonia supply on lysine utilization by growing steers.
Topics: Abomasum; Ammonia; Animal Feed; Animals; Blood Urea Nitrogen; Butyrates; Cattle; Diet; Dietary Supplements; Glucose; Leucine; Lysine; Propionates; Urea | 2016 |
Measurement of Angiotensin Converting Enzyme 2 Activity in Biological Fluid (ACE2).
Topics: Angiotensin-Converting Enzyme 2; Animals; Biological Assay; Cardiovascular Diseases; Creatinine; Fluorescence; Glucose; Humans; Imidazoles; Kidney Diseases; Kidney Tubules, Proximal; Leucine; Mice; Peptides; Peptidyl-Dipeptidase A; Renin-Angiotensin System; Urea | 2017 |
Structural basis for the inhibition of the SARS-CoV-2 main protease by the anti-HCV drug narlaprevir.
Topics: Coronavirus 3C Proteases; COVID-19; COVID-19 Drug Treatment; Cyclopropanes; Cysteine Proteinase Inhibitors; Hepacivirus; Humans; Leucine; Proline; SARS-CoV-2; Sulfones; Urea | 2021 |
Acute hemodialysis therapy in neonates with inborn errors of metabolism.
Topics: Ammonia; Child; Humans; Infant, Newborn; Leucine; Metabolism, Inborn Errors; Renal Dialysis; Retrospective Studies; Urea | 2022 |
Effects of methionine, leucine, and insulin on circulating concentrations and mammary extraction of energy substrates and amino acids in lactating dairy cows.
Topics: Amino Acids; Animals; Cattle; Diet; Fatty Acids; Female; Glucose; Insulin; Lactation; Leucine; Mammary Glands, Animal; Methionine; Milk Proteins; Nitrogen; Urea; Water | 2022 |
The Aging Process: A Metabolomics Perspective.
Topics: Adult; Aged; Aging; Aspartic Acid; Biomarkers; Female; Humans; Isoleucine; Leucine; Male; Metabolome; Metabolomics; Middle Aged; Ornithine; Urea; Valine; Young Adult | 2022 |