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Lysine biofortification in rice by modulating feedback inhibition of aspartate kinase and dihydrodipicolinate synthase
rice Lysine aspartate kinase dihydrodipicolinate synthase
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2023/7/20
Lysine is the main limiting essential amino acid (EAA) in the rice seeds, which is a major energy and nutrition source for humans and livestock. In higher plants, the rate-limiting steps in lysine bio...
Influence of methionine supplementation of growing diets enriched with lysine on feedlot performance and characteristics of digestion in Holstein steer calves
Holstein Feedlot Amino Acid Supplementation Performance Digestion
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2017/3/7
Two 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.
Optimum proportion of standardized ileal digestible sulfur amino acid to lysine to maximize the performance of 25–50 kg growing pigs fed reduced crude protein diets fortified with amino acids
amino acid ratio requirement
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2015/7/28
The study was conducted to determine the standardized ileal digestible (SID) sulfur amino acid
(SAA) to lysine (Lys) ratio required to maximize the performance of 25–50 kg pigs fed reduced crude pro...
Estimation of the optimal ratio of standardized ileal digestible tryptophan to lysine for finishing barrows fed low protein diets supplemented with crystalline amino acids
tryptophan requirement pig performance
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2015/7/3
Optimum standardized ileal digestible (SID) tryptophan (Trp) to lysine (Lys) ratio was estimated for 67–96 kg barrows fed low protein diets supplemented with crystalline amino acids (AA). One hundred ...
The objective was to determine the efficiency of utilization of lysine and to describe the responses of pullets to different digestible lysine intakes using three mathematical functions to estimate an...
Effect of rumen-protected methionine, lysine or both on milk production and plasma amino acids of high-yielding dairy cows
amino acids rumen protection dairy cow
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2015/6/8
The objective of this study was to determine the effect of supplemental lysine (Lys), methionine (Met) or both amino acids added in the form of rumen-protected (RP) tablets with copolymer coating to a...
Influence of various lysine and threonine levels in feed mixtures for lactating sows on milk quality and piglet growth
amino acids lysine threonine crude protein lactating sow milk piglet growth
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2015/6/2
The quality of produced milk and piglet growth were investigated in three groups of lactating Large White sows fed three mixtures containing different levels of lysine, threonine and crude protein. Pi...
Estimation of the Optimal Ratio of Standardized Ileal Digestible Threonine to Lysine for Finishing Barrows Fed Low Crude Protein Diets
Threonine to Lysine Ratio Standardized Ileal Digestible Performance Low Crude Protein Pigs
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2016/5/12
Two experiments were conducted to determine the standardized ileal digestible (SID) lysine (Lys) requirement and the ideal SID threonine (Thr) to Lys ratio for finishing barrows. In Exp. 1, 120 barrow...
The Effect of Level of Crude Protein and Available Lysine on Finishing Pig Performance, Nitrogen Balance and Nutrient Digestibility
Pigs Crude Protein Lysine Nitrogen Excretion
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2016/5/11
Two trials were conducted to investigate the effect of decreasing the crude protein (CP) content of diets for finishing pigs containing two levels of available lysine on nutrient digestibility, nitrog...
The Limiting Sequence and Proper Ratio of Lysine, Methionine and Threonine for Calves Fed Milk Replacers Containing Soy Protein*
Limiting Amino Acid Milk Replacers Calf Soy Protein
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2016/5/9
The limiting sequence and relative ratio of lysine (Lys), methionine (Met), and threonine (Thr) for calves about 2 mo of age fed milk replacers (MR) containing soy protein are not clearly defined. The...
Effects of Dietary Lysine and Energy Levels on Growth Performance and Apparent Total Tract Digestibility of Nutrients in Weanling Pigs
Energy Lysine Apparent Total Tract Digestibility Performance Weanling Pigs
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2016/5/6
Two experiments were conducted to determine the effects of dietary lysine and energy level on performance and apparent total tract digestibility (ATTD) of nutrients in weanling pigs. In Exp. 1, a tota...
Effects of Lysine Intake during Middle to Late Gestation (Day 30 to 110) on Reproductive Performance, Colostrum Composition, Blood Metabolites and Hormones of Multiparous Sows
Lysine Gestation Sows Reproductive Performance
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2016/5/6
Lysine intake during gestation has a major impact on subsequent reproductive performance. The objective of this experiment was to determine the effect of lysine intake from mid-gestation until farrowi...
Reevaluation of lysine requirement based on performance responses in broiler breeder hens
Broiler breeder hens lysine performance requirement
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2011/1/12
This experiment was conducted to study lysine requirement in broiler breeder hens. The treatments consist of 6 levels of lysine (0.50, 0.57, 0.64, 0.71, 0.78 and 0.85%) in a completely randomized desi...
Effect of dietary crude protein level on performance and lysine requirements of male broiler chickens
Lysine crude protein broiler broken line
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2011/1/11
An experiment was conducted to evaluate crude protein level on lysine requirements and performance of male broiler chickens. From 21 to 42 day old chicks were fed one combination of dietary lysine and...
Effect of Dietary Lysine Restriction and Energy Density on Performance, Nutrient Digestibility and Meat Quality in Finishing Pigs
Lysine Dietary Energy Growth Meat Quality Finishing Pig
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2016/5/5
This experiment evaluated the effects of dietary lysine restriction and energy density on growth performance, nutrient digestibility and meat quality of finishing pigs. A 22 factorial arrangem...