Results 41 to 50 of about 945,171 (383)

Jugular-infused methionine, lysine and branched-chain amino acids does not improve milk production in Holstein cows experiencing heat stress

open access: yesAnimal, 2017
Poor utilization of amino acids contributes to losses of milk protein yield in dairy cows exposed to heat stress (HS). Our objective was to test the effect of essential amino acids on milk production in lactating dairy cows exposed to short-term HS ...
K.R. Kassube   +4 more
doaj   +1 more source

Review of Lysine Metabolism with a Focus on Humans.

open access: yesJournal of NutriLife, 2020
Lysine cannot be synthesized by most higher organisms and, therefore, is an indispensable amino acid (IAA) that must be consumed in adequate amounts to maintain protein synthesis.
D. Matthews
semanticscholar   +1 more source

Suppressors of lysine codons may be misacylated lysine tRNAs [PDF]

open access: yesJournal of Bacteriology, 1983
We describe a novel class of missense suppressors that read the codons for lysine at two positions (211 and 234) in the trpA polypeptide of Escherichia coli. The suppressor mutations are highly linked to lysT, a gene for lysine tRNA. The results suggest that the suppressors are misacylated lysine tRNAs that carry glycine or alanine.
E J Murgola, F T Pagel
openaire   +3 more sources

Diets for Dairy Cows with Different Proportions of Crude Protein Originating from Red Clover Silage versus Soybean Meal: Ruminal Degradation and Intestinal Digestibility of Amino Acids

open access: yesAnimals, 2021
The purpose was to assess the effect of exchanging crude protein (CP) of soybean meal (SBM) with red clover silage (RCS) in total mixed rations (TMR) on ruminal degradation and intestinal digestibility (ID) of essential amino acids (EAA).
Edwin Westreicher-Kristen   +6 more
doaj   +1 more source

Influence of methionine supplementation of growing diets enriched with lysine on feedlot performance and characteristics of digestion in Holstein steer calves. [PDF]

open access: yes, 2016
ObjectiveTwo trials were conducted in order to examine the effects of level of supplemental methionine on productive performance, dietary energetic, plasma amino acid concentration, and digestive function.MethodsDietary treatments consisted of a steam ...
Carrasco, Ramsés   +4 more
core   +3 more sources

Lysine: Is it worth more? [PDF]

open access: yesCytotechnology, 2001
Lysine, an essential cationic amino acid, has a positively charged R group. The structure of lysine is given as (H(3)N(+)-)CH(-COO(-))-CH(2)-CH(2)-CH(2)-CH(2)-N(+)H(3).While the anabolic role(s) of the molecule has been in focus for quite a few decades now, its biological properties, e.g.
DATTA, D, BHINGE, A, CHANDRAN, V
openaire   +4 more sources

Exigência de lisina para codornas japonesas (Coturnix japonica) na fase de cria Lysine requirement for growing japanese quails (Coturnix japonica)

open access: yesCiência e Agrotecnologia, 2007
Foram utilizadas 400 codornas fêmeas com peso médio de 7,3g + 0,3g no período de um a 42 dias de idade. O delineamento experimental foi o inteiramente casualizado, com cinco tratamentos e quatro repetições com 20 aves por unidade experimental.
Adolpho Marlon Antoniol de Moura   +4 more
doaj   +1 more source

Arginine and Lysine Promote Skeletal Muscle Hypertrophy by Regulating the mTOR Signaling Pathway in Bovine Myocytes

open access: yesMeat and Muscle Biology, 2023
The objective of this study was to assess the effects of additional arginine (ARG) and lysine (LYS) on the regulatory factors associated with myogenic differentiation of bovine satellite cells and hypertrophy of myotubes.
Jongkyoo Kim, Won Seob Kim
doaj   +2 more sources

Specificity determinants for lysine incorporation in staphylococcus aureus peptidoglycan as revealed by the structure of a MurE enzyme ternary complex [PDF]

open access: yes, 2013
Background: MurE controls stereo chemical incorporation of Lysine or diaminopimelate into peptidoglycan stem peptides Results: The structure of S.aureus MurE reveals an unexpected lack of specificity for Lysine within the active site.
Barreteau   +72 more
core   +2 more sources

Single-phase feeding and compensatory growth in growing and finishing pigs (OK-Net Ecofeed Practice Abstract) [PDF]

open access: yes, 2020
• Limit the supply of essential amino acids during early growth and utilise the pigs’ capacity to fully compensate for the restriction by increased protein retention and faster growth during later growth phases.
Åkerfeldt, Magdalena
core  

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