Results 11 to 20 of about 48,784 (285)

Inhibition of the Fermentation of Propionate to Methane by Hydrogen, Acetate, and Propionate [PDF]

open access: yesApplied and Environmental Microbiology, 1990
Inhibition of the fermentation of propionate to methane and carbon dioxide by hydrogen, acetate, and propionate was analyzed with a mesophilic propionate-acclimatized sludge that consisted of numerous flocs (size, 150 to 300 μm). The acclimatized sludge could convert propionate to methane and carbon dioxide stoichiometrically without ...
S, Fukuzaki   +3 more
openaire   +2 more sources

Propionate and Alzheimer’s Disease [PDF]

open access: yesFrontiers in Aging Neuroscience, 2021
Propionate, a short-chain fatty acid, serves important roles in the human body. However, our review of the current literature suggests that under certain conditions, excess levels of propionate may play a role in Alzheimer’s disease (AD). The cause of the excessive levels of propionate may be related to the Bacteroidetes phylum, which are the primary ...
Jessica Killingsworth   +2 more
openaire   +3 more sources

METABOLISM OF PROPIONATE BY SHEEP LIVER. OXIDATION OF PROPIONATE BY HOMOGENATES [PDF]

open access: yesBiochemical Journal, 1965
1. The rate and stability to aging of the metabolism of propionate by sheep-liver slices and sucrose homogenates were examined. Aging for up to 20min. at 37 degrees in the absence of added substrate had little effect with slices, whole homogenates or homogenates without the nuclear fraction. 2.
R M, SMITH, W S, OSBORNE-WHITE
openaire   +2 more sources

Characterisation of Physicochemical Properties of Propionylated Corn Starch and Its Application as Stabiliser

open access: yesFood Technology and Biotechnology, 2015
A series of propionylated starches with diff erent degrees of substitution (DS) was synthesised and their physicochemical properties and application as a stabiliser were investigated.
Lee-Fen Hong   +3 more
doaj   +1 more source

Magnesium and imidazole propionate

open access: yesClinical Nutrition ESPEN, 2021
Circulating levels of imidazole propionate (ImP), a microbial metabolite of histidine, were higher in participants with type 2 diabetes (T2D) compared to those without and also induced insulin resistance. We hypothesize that low intake of magnesium (Mg) and/or low body Mg status in humans may lead to low Mg concentrations in gut microbiota, and, in ...
Lei Fan   +7 more
openaire   +3 more sources

Gut Microbiota Analysis in Rats with Methamphetamine-Induced Conditioned Place Preference

open access: yesFrontiers in Microbiology, 2017
Methamphetamine abuse is a major public health crisis. Because accumulating evidence supports the hypothesis that the gut microbiota plays an important role in central nervous system (CNS) function, and research on the roles of the microbiome in CNS ...
Tingting Ning   +3 more
doaj   +1 more source

Melt spinnabilities of thermoplastic paramylon mixed esters

open access: yesHeliyon, 2019
The low thermoplasticities of polysaccharide esters make them unsuitable for melt spinning. In this study, we aimed to overcome this problem by mixed esterification of paramylon, a euglenoid β-1,3-glucan with short- and medium-chain acyl groups, as melt ...
Motonari Shibakami   +3 more
doaj   +1 more source

A Structure‐Based Mechanism for Oxidative Decarboxylation Reactions Mediated by Amino Acids and Heme Propionates

open access: yesThe FASEB Journal, 2017
Coproheme decarboxylase catalyzes two sequential oxidative decarboxylations with H2O2 as the oxidant, coproheme III as substrate and cofactor, and heme b as the product.
Arianna I. Celis
semanticscholar   +1 more source

Diastereoselective Cyclization of a Glycyl-alanine Azomethine to an Imidazolidinone: Determination of the Product Configuration by X-Ray Analysis

open access: yesCHIMIA, 1989
Glycyl-(5')-alanine-esters 1 and 2 can be condensed to the corresponding 4-oxo-imidazolidin-3-yl-propionates 3 and 4, respectively. The diastereomers 3a and 4a are formed preferentially and the configuration was found to be u by single crystal X-ray ...
Martin Egli, Robin Polt, Dieter Seebach
doaj   +1 more source

Design, synthesis, and preliminary biological evaluation of catalpol propionates as antiaging drugs

open access: yesBMC Chemistry, 2019
In this paper, catalpol propionylated analogs (CPs) were designed as drug ligands of glutathione peroxidase (GSH-Px) based on molecular docking (MD) using Surflex-Docking method.
Chunhong Dong   +5 more
doaj   +1 more source

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