Results 51 to 60 of about 535,642 (304)

INFLUENCE OF DIETARY THREONINE AND TRYPTOPHAN SUPPLEMENTATIONS ON BROILER PRODUCTIVITY TRAITS UNDER EGYPTIAN SUMMER CONDITIONS [PDF]

open access: yesArab Universities Journal of Agricultural Sciences, 2020
A study was conducted to investigate the effects of feeding different levels of threonine and tryptophan on growth performance, some serum parameters and carcass traits of broiler chicks under Egyptian summer conditions. Three hundred and sixty Ross 308,
Fathy Abdel_Azeem   +3 more
doaj   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Influence of zinc sulfate and threonine supplementation on mucin 5ac gene expression in the small intestine and intestinal mucosal morphology in broiler chickens

open access: yesJournal of Applied Animal Research
A 42-day feeding trial was carried out to evaluate the effect of dietary supplementation of zinc and threonine on the integrity of intestinal mucosa and expression of intestinal mucin 5ac (MUC5AC) gene in broiler chickens.
Justin Adébayo Hounkpêvi   +4 more
doaj   +1 more source

Do Growing Rabbits with a High Growth Rate Require Diets with High Levels of Essential Amino Acids? A Choice-Feeding Trial

open access: yesAnimals, 2021
As a consequence of the genetic selection process in growing rabbits, there are currently fast-growing animals exhibiting an average daily gain that may exceed 45 g/d.
Pablo Jesús Marín-García   +6 more
doaj   +1 more source

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +1 more source

Chirality Transfer and Oxazolidine Formation in Reaction of L and D Enantiomers of β-Hydroxy Amino Acids with Nitrogenous Carboxaldehydes and Nickel(II)

open access: yesMolecules
The reaction of either the L (2S3R) or D (2R3S) enantiomers of H2N-C*H(R)CO2− (R = -C*H(OH)CH3 or -C*H(OH)CH(CH3)2) and the L (2S) or D (2R) enantiomers of H2N-C*H(C(CH3)2OH)CO2− with imidazole-4-carboxaldehyde and nickel(II) acetate in methanol yields a
Cynthia T. Brewer   +2 more
doaj   +1 more source

Post-hatch L-Threonine Supplementation to Low Protein Diets Influences the Growth Performance and Immune Response of CARIBRO Vishal broiler Chickens

open access: yesScientific Papers Animal Science and Biotechnologies, 2023
Two experiments were conducted to evaluate growth performance, immune responses and carcass traits of CARIBRO Vishal broilers fed dietary L-Thr in low protein diets without or with the balance of Lys and Met.
Joel O Alabi   +8 more
doaj  

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

EFECTO DE VARIOS NIVELES DE TREONINA: LISINA SOBRE PARAMÉTROS PRODUCTIVOS EN CERDOS EN FINALIZACION TRATADOS CON RACTOPAMINA EFFECT OF VARIOUS LEVELS OF THREONINE: LYSINE ON PRODUCTION PARAMETERS IN FINISHING PIGS TREATED WITH RACTOPAMINE

open access: yesRevista Facultad Nacional de Agronomía Medellín, 2008
Para determinar el efecto de la adición de Ractopamina (RAC) y la relación Treonina:Lisina (Thr:Lys) sobre los rendimientos productivos, se realizó un experimento durante 28 días.
Jaime Eduardo Parra Suescún   +1 more
doaj  

A model organism pipeline provides insight into the clinical heterogeneity of TARS1 loss-of-function variants

open access: yesHGG Advances
Summary: Aminoacyl-tRNA synthetases (ARSs) are ubiquitously expressed, essential enzymes that complete the first step of protein translation: ligation of amino acids to cognate tRNAs.
Rebecca Meyer-Schuman   +11 more
doaj   +1 more source

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