Results 21 to 30 of about 1,193,696 (195)

Available versus digestible dietary amino acids [PDF]

open access: yesBritish Journal of Nutrition, 2012
Available amino acids are those absorbed from the gastrointestinal tract in a form suitable for body protein synthesis. True ileal digestible amino acids are determined based on the difference between dietary amino acid intake and unabsorbed dietary amino acids at the terminal ileum.
Shane M, Rutherfurd, Paul J, Moughan
openaire   +2 more sources

Effect of Varying Levels of Dietary Tryptophan on Aggression and Abnormal Behavior in Growing Pigs

open access: yesFrontiers in Veterinary Science, 2022
Body lesions, resulting from tail-biting and ear-biting, can result in decreased health and welfare in pigs. Tryptophan, an indispensable amino acid, is needed to support protein deposition, and the synthesis of the neurotransmitter serotonin, which is ...
Maggie Henry   +4 more
doaj   +1 more source

The digestibility of amino acids in the small intestine of the sheep [PDF]

open access: yesBritish Journal of Nutrition, 1981
1. The digestibilities of microbial and food proteins in the small intestine were studied in three sheep fitted with re-entrant cannulas in the proximal duodenum and terminal ileum.2. The quantities of microbial and food proteins at the small intestine were varied by infusion of a microbial isolate or by dietary manipulation and the balance of amino ...
M V, Tas, R A, Evans, R F, Axford
openaire   +2 more sources

The effect of varying steam conditioning temperature and time on pellet manufacture variables, true amino acid digestibility, and feed enzyme recovery

open access: yesJournal of Applied Poultry Research, 2020
Summary: Increasing conditioning temperature and conditioning time has been considered a feed manufacture strategy to improve feed hygienics that may also affect feed production and nutritional quality.
T.P. Boltz   +4 more
doaj   +1 more source

Determination of digestible lysine and estimation of essential amino acid requirements for bullfrogs

open access: yesAquaculture, 2017
Cleber Fernando Menegasso Mansano   +2 more
exaly   +2 more sources

Effects of lysine levels on performance, blood parameters, and nutrient digestibility of Duroc barrows in the starter phase [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2022
The objective of this study was to evaluate the effects of different levels of digestible lysine, at fixed amino acid ratios, in performance, blood parameters and diet digestibility of barrows from 15 to 30 kg.
LILIANE O. PALHARES   +7 more
doaj   +1 more source

Comprehensive overview of the quality of plant‐ And animal‐sourced proteins based on the digestible indispensable amino acid score

open access: yesFood Science & Nutrition, 2020
Indispensable amino acid (IAA) composition and standardized ileal digestibility (SID) of five animal‐ and 12 plant‐based proteins were used to calculate their respective Digestible Indispensable Amino Score (DIAAS) according to the three age categories ...
Laure Herreman   +3 more
semanticscholar   +1 more source

The Protein Digestibility–Corrected Amino Acid Score [PDF]

open access: yesThe Journal of Nutrition, 2000
The protein digestibility-corrected amino acid score (PDCAAS) has been adopted by FAO/WHO as the preferred method for the measurement of the protein value in human nutrition. The method is based on comparison of the concentration of the first limiting essential amino acid in the test protein with the concentration of that amino acid in a reference ...
openaire   +2 more sources

A critical review of methods used to determine phosphorus and digestible amino acid matrices when using phytase in poultry and pig diets

open access: yesJournal of Applied Animal Nutrition, 2019
Phytase is applied in animal feed based on its standard activity measured at pH 5.5, however the relative activity at pH 3 (e.g. stomach pH, the main site for the breakdown of phytate) varies among the commercial phytases, ranging from 56% (an E coli ...
Y. Dersjant-Li   +3 more
semanticscholar   +1 more source

Commercial laying hen diets formulated according to different recommendations of total and digestible amino acids

open access: yesBrazilian Journal of Poultry Science, 2005
An experiment was conducted to evaluate different commercial laying hen diets formulated based on recommendations for total and digestible amino acids.
EM Casartelli   +5 more
doaj   +1 more source

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