Results 91 to 100 of about 161,115 (245)

Metabolic properties of the products of mitochondrial protein synthesis in HeLa cells [PDF]

open access: yes, 1977
The metabolic behavior of the mitochondrial protein synthesis products has been investigated in HeLa cells. Particular attention was given to the four major electrophoretic components (designated as Nos. 2, 3, 5, and 8) of the 10 previously identified as
Attardi, Giuseppe, Costantino, Paolo
core  

Fe3+-hydroxide ligation in the superoxide reductase from Desulfoarculus baarsii is associated with pH dependent spectral changes [PDF]

open access: yesJournal of the American Chemical Society, American Chemical Society, 2005, pp.16436-41, 2014
Superoxide reductase (SOR) catalyzes the reduction of O2*- to H2O2. Its active site consists of a non-heme Fe2+ center in an unusual square-pyramidal [His4 Cys] coordination. Like many SORs, the electronic absorption band corresponding to the oxidized active site of the SOR from Desulfoarculus baarsii exhibits a pH-dependent alkaline transition ...
arxiv  

Redetermined crystal structure of N-(β-carboxyethyl)-α-isoleucine

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2015
Redetermination of the crystal structure of N-(β-carboxyethyl)-α-isoleucine, C9H18N2O3, reported earlier by Nehls et al. [Acta Cryst. (2013), E69, o172–o173], was undertaken in which the ionization state assigned to the molecule as unionized has been ...
M. Chandrarekha   +2 more
doaj   +1 more source

Meta-analysis of the response of growing pigs to the isoleucine concentration in the diet

open access: yesAnimal, 2012
The efficiency of nitrogen utilization will be highest when the amino acid (AA) supply approaches the requirement of the animal. With the availability of different crystalline AA, it is theoretically possible to formulate low-protein diets for growing ...
J. van Milgen   +5 more
doaj  

Effect of different digestible isoleucine/lysine ratios for broiler chickens

open access: yesRevista Brasileira de Zootecnia, 2012
Two experiments were conducted to evaluate different digestible isoleucine/lysine ratios on diets for broiler chickens in the starter (7 to 21 days) and finishing (30 to 43 days) phases.
Fernando de Castro Tavernari   +7 more
doaj   +1 more source

Superoxide reductase from Desulfoarculus baarsii: reaction mechanism and role of glutamate 47 and lysine 48 in catalysis [PDF]

open access: yesBiochemistry, American Chemical Society, 2001, pp.5032-40, 2015
Superoxide reductase (SOR) is a small metalloenzyme that catalyzes reduction of O(2)(*)(-) to H(2)O(2) and thus provides an antioxidant mechanism against superoxide radicals. Its active site contains an unusual mononuclear ferrous center, which is very efficient during electron transfer to O(2)(*)(-) [Lombard, M., Fontecave, M., Touati, D., and Nivi ...
arxiv  

Speciation in the baboon and its relation to gamma-chain heterogeneity and to the response to induction of HbF by 5-azacytidine [PDF]

open access: yes, 1984
In the baboon (Papio species), the two nonallelic gamma-genes produce gamma-chains that differ at a minimum at residue 75, where isoleucine (I gamma-chain) or valine (V gamma) may be present.
DeSimone, Joseph   +7 more
core  

Effect of In Ovo Administration of Branched-Chain Amino Acids on Embryo Growth and Hatching Time of Chickens

open access: yesThe Journal of Poultry Science, 2015
The effect of various branched-chain amino acids (BCAA : isoleucine, leucine, valine) on embryo growth and the hatching time of fertilized eggs of chickens was examined. Before the onset of egg incubation, one of BCAA was injected into fertilized eggs.
Kazumi Kita   +8 more
doaj   +1 more source

L-isoleucine-supplemented Oral Rehydration Solution in the Treatment of Acute Diarrhoea in Children: A Randomized Controlled Trial [PDF]

open access: yes, 2012
Antimicrobial peptides represent an important component of the innate immune defenses of living organisms, including humans. They are broad-spectrum surface-acting agents secreted by the epithelial cells of the body in response to infection.
Agerberth, B.   +9 more
core   +1 more source

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