Results 41 to 50 of about 186,471 (141)

Gut microbiota-derived metabolites in inflammatory diseases based on targeted metabolomics

open access: yesFrontiers in Pharmacology, 2022
The gut microbiota plays an important role in inflammatory diseases. Metabolites in the three metabolic pathways of tryptophan (Trp), histidine (His), and phenylalanine (Phe) can affect various inflammatory conditions, such as obesity, diabetes ...
Hui Xu   +12 more
doaj   +1 more source

Histidine is the axial ligand to cytochrome alpha 3 in cytochrome c oxidase [PDF]

open access: yes, 1981
The nitric oxide-bound complexes of reduced yeast cytochrome c oxidase incorporated with [1,3-15N2]histidine have been investigated by EPR spectroscopy. The results of this study have allowed the unambiguous identification of histidine as the endogenous ...
Chan, Sunney I., Stevens, Tom H.
core  

The effects of added salt on the second virial coefficients of the complete proteome of E. coli [PDF]

open access: yes, 2002
Bacteria typically have a few thousand different proteins. The number of proteins with a given charge is a roughly Gaussian function of charge - centred near zero, and with a width around ten (in units of the charge on the proton).
Richard P. Sear, Runcong K.
core   +2 more sources

Histidine is essential for growth of Komagataella phaffii cultured in YPA medium

open access: yesFEBS Open Bio, 2022
Komagataella phaffii (a.k.a. Pichia pastoris) requires histidine for optimal growth when cultured in a medium containing yeast extract, peptone (YP), and acetate (YPA). We demonstrate that HIS4‐deficient, K.
Aditi Gupta, Pundi N. Rangarajan
doaj   +1 more source

Effects of feeding different histidine to lysine ratios on performance, meat quality, and the occurrence of breast myopathies in broiler chickens

open access: yesPoultry Science, 2022
: In modern fast-growing broiler chickens, meat quality becomes increasingly important due to the occurrence of novel breast myopathies such as white striping (WS), woody breast (WB), and spaghetti meat (SM), compromising the sustainability of the ...
J. Lackner   +3 more
doaj   +1 more source

Cyclic di-GMP mediates a histidine kinase/phosphatase switch by noncovalent domain cross-linking [PDF]

open access: yes, 2016
Histidine kinases are key components of regulatory networks in bacteria. Although many of these enzymes are bifunctional, mediating both phosphorylation and dephosphorylation of downstream targets, the molecular details of this central regulatory switch ...
Dubey, Badri N.   +6 more
core   +2 more sources

Effects of beta-alanine supplementation on brain homocarnosine/carnosine signal and cognitive function: an exploratory study [PDF]

open access: yes, 2015
Objectives: Two independent studies were conducted to examine the effects of 28 d of beta-alanine supplementation at 6.4 g d-1 on brain homocarnosine/carnosine signal in omnivores and vegetarians (Study 1) and on cognitive function before and after ...
A Boldyrev   +62 more
core   +4 more sources

HISTIDINE BIOTRANSFORMATION MEDIATED BY L-HISTIDINE-AMMONIA-LYASE

open access: yesFoods and Raw Materials, 2013
Kinetics of the metabolism of the heterocyclic amino acid histidine exposed to the L-histidine ammonia-lyase enzyme has been investigated and the technology of extraction of histidine biotransformation products (urocanic acid and ammonia) from casein hydrolyzates enabling the subsequent use of these hydrolyzates as a milk protein concentrate for the ...
Borisova, G., Bessonova, O.
openaire   +3 more sources

Investigating the Effects of Pink-Generating Ligands on Enhancing Color Stability and Pigment Properties in Pork Sausage Model Systems Cured with Sodium Nitrite or White Kimchi Powder

open access: yesFoods
In this study, we investigated the effects of different nitrite sources (sodium nitrite or white kimchi powder) and pink-generating ligands (cysteine, histidine, or nicotinamide) on the development and stability of cured meat color in pork sausage model ...
Su Min Bae, Jong Youn Jeong
doaj   +1 more source

Dysregulated Choline, Methionine, and Aromatic Amino Acid Metabolism in Patients with Wilson Disease: Exploratory Metabolomic Profiling and Implications for Hepatic and Neurologic Phenotypes. [PDF]

open access: yes, 2019
Wilson disease (WD) is a genetic copper overload condition characterized by hepatic and neuropsychiatric symptoms with a not well-understood pathogenesis.
Czlonkowska, Anna   +6 more
core   +2 more sources

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