Results 21 to 30 of about 475,240 (358)

Biotin and Leucine Alone or in Combination Promoted the Synthesis of Odd- and Branched-Chain Fatty Acids in the Rumen In Vitro

open access: yesAgriculture, 2023
The odd- and branched-chain fatty acids (OBCFA) accumulated in ruminant products are a class of beneficial fatty acids for human health. Since biotin and leucine are involved in OBCFA synthesis, this study aimed to evaluate their effect on OBCFA ...
Tengfei Zhan   +4 more
doaj   +1 more source

A route to anionic hydrophilic films of copolymers of l-leucine, l-aspartic acid and l-aspartic acid esters [PDF]

open access: yes, 1975
A series of copolymers of l-leucine and β-benzyl-l-aspartate [Leu/Asp(OBz)] covering the range 30–70 mol % of l-leucine, was synthesized by the N-carboxyanhydride (NCA) method.
Bantjes, A., Feijen, J., Sederel, W.L.
core   +4 more sources

Plasma Metabolite Signature Classifies Male LRRK2 Parkinson’s Disease Patients

open access: yesMetabolites, 2022
Parkinson’s disease (PD) is a progressive neurodegenerative disease, causing loss of motor and nonmotor function. Diagnosis is based on clinical symptoms that do not develop until late in the disease progression, at which point the majority of the ...
Chen Dong   +7 more
doaj   +1 more source

Mutations of penicillin acylase residue B71 extend substrate specificity by decreasing steric constraints for substrate binding [PDF]

open access: yes, 2003
Two mutant forms of penicillin acylase from Escherichia coli strains, selected using directed evolution for the ability to use glutaryl-L-leucine for growth [Forney, Wong and Ferber (1989) Appl. Environ. Microbiol.
Brannigan, J A   +5 more
core   +2 more sources

Nutritional Practice and Nitrogen Balance in Elite Japanese Swimmers during a Training Camp

open access: yesSports, 2021
The protein requirement in athletes increases as a result of exercise-induced changes in protein metabolism. In addition, the frequency, quantity, and quality (i.e., leucine content) of the protein intake modulates the protein metabolism.
Ami Mizugaki   +4 more
doaj   +1 more source

Effect of Citrulline and Leucine Intake with Exercises on Body Composition, Physical Activity, and Amino Acid Concentration in Older Women: A Randomized Double-Blind Placebo-Controlled Study

open access: yesFoods, 2021
The combined intake of citrulline (CIT) and leucine (LEU) can stimulate protein synthesis. Therefore, this study aimed to investigate the effect of combined intake of CIT and LEU accompanied by exercise for 20 weeks on body composition, physical activity
Mijin Kim, Hiroko Isoda, Tomohiro Okura
doaj   +1 more source

Hot Electron Capture Dissociation Distinguishes Leucine from Isoleucine in a Novel Hemoglobin Variant, Hb Askew, β54(D5)Val→Ile [PDF]

open access: yes, 2009
Population migration has led to the global dispersion of human hemoglobinopathies and has precipitated a need for their identification. An effective mass spectrometry-based procedure involves analysis of the intact α- and β-globin chains to determine ...
B. J. Wild   +12 more
core   +1 more source

Failure of Excess Leucine to Impact Live Performance and Carcass Traits in Male and Female Cobb MV x 500 Broilers During a 15-to 32-day Grower Period [PDF]

open access: yes, 2022
Modern broiler diets may contain excess levels of leucine due to the increased level of this amino acid in cereal grains. Excessive levels of leucine have previously been shown to negatively influence broiler performance due to branched-chain amino acid ...
Butler, L. D.   +8 more
core   +2 more sources

Pharmacological Treatment of Sarcopenia Tratamento medicamentoso da sarcopenia

open access: yesRevista Brasileira de Ortopedia, 2020
Sarcopenia has been acquiring a growing importance in the scientific literature and in doctors’ offices. As the population ages, it becomes increasingly essential to know, prevent, and treat this clinical condition.
Caio Gonçalves de Souza
doaj   +2 more sources

Diversion of Acetyl CoA to 3-Methylglutaconic Acid Caused by Discrete Inborn Errors of Metabolism

open access: yesMetabolites, 2022
A growing number of inborn errors of metabolism (IEM) have been identified that manifest 3-methylglutaconic (3MGC) aciduria as a phenotypic feature. In primary 3MGC aciduria, IEM-dependent deficiencies in leucine pathway enzymes prevent catabolism of ...
Dylan E. Jones   +2 more
doaj   +1 more source

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