Results 21 to 30 of about 18,197,302 (162)

Indole ring oxidation by activated leukocytes prevents the production of hypochlorous acid

open access: yesBrazilian Journal of Medical and Biological Research, 2005
Hypochlorous acid (HOCl) released by activated leukocytes has been implicated in the tissue damage that characterizes chronic inflammatory diseases. In this investigation, 14 indole derivatives, including metabolites such as melatonin, tryptophan and ...
V.F. Ximenes   +4 more
doaj   +1 more source

Flavin Catalysts in Organic Synthesis

open access: yesAngewandte Chemie, EarlyView.
Flavins and their congeners are potent catalysts for organic synthesis inspired by enzymatic transformations. In addition to catalysis in the flavin ground state via covalent intermediates, the excited singlet and triplet states unlock applications including photooxidation, photoreduction, and energy transfer via sensitization.
Jan Freudenberg, Golo Storch
wiley   +2 more sources

An odorant receptor from Anopheles sinensis in China is sensitive to oviposition attractants

open access: yesMalaria Journal, 2018
Background Anopheles sinensis is an important vector for the spread of malaria in China. Olfactory-related behaviours, particularly oviposition site seeking, offer opportunities for disrupting the disease-transmission process.
Hongmei Liu   +4 more
doaj   +1 more source

Microbial Degradation of Indole and Its Derivatives

open access: yesJournal of Chemistry, 2015
Indole and its derivatives, including 3-methylindole and 4-chloroindole, are environmental pollutants that are present worldwide. Microbial degradation of indole and its derivatives can occur in several aerobic and anaerobic pathways; these pathways ...
Pankaj Kumar Arora   +2 more
doaj   +1 more source

Efficient One-Pot Synthesis of Indol-3-yl-Glycines via Uncatalyzed Friedel-Crafts Reaction in Water

open access: yesMolecules, 2009
The three component reaction of primary aliphatic amines, glyoxalic acid and indole or N-methylindole in water at ambient temperature affords indol-3-yl or N-methylindol-3-yl-glycine in almost quantitative yields.
Mehdi Ghandi, Abuzar Taheri
doaj   +1 more source

Reduced concentration of androstenone and upregulation of 3β-hydroxysteroid dehydrogenase and 17β-hydroxysteroid dehydrogenase mRNA levels by active immunisation against gonadotropin releasing hormone I

open access: yesItalian Journal of Animal Science, 2014
The aim of this study was to investigate the efficacy of active immunisation against recombinant maltose binding protein-gonadotropin releasing hormone I (MBP-GnRH-I6) in preventing boar taint.
Ya Liu   +9 more
doaj   +1 more source

Mass spectrometric analysis of bioactive conditioned media of bacteria isolated from reptilian gut

open access: yesFuture Science OA, 2023
Aim: To determine whether selected gut bacteria of crocodile exhibit antibacterial properties. Materials & methods: Two bacteria isolated from Crocodylus porosus gut were used, namely: Pseudomonas aeruginosa and Aeromonas dhakensis.
Ruqaiyyah Siddiqui   +6 more
doaj   +1 more source

The roles of different porcine cytochrome P450 enzymes and cytochrome b5A in skatole metabolism

open access: yesAnimal, 2012
Boar taint is the unfavourable odour and taste from pork fat, which results in part from the accumulation of skatole (3-methylindole, 3MI). The key enzymes in skatole metabolism are thought to be cytochrome P450 2E1 (CYP2E1) and cytochrome 2A (CYP2A ...
P. Wiercinska, Y. Lou, E.J. Squires
doaj   +1 more source

Association and Expression of CYP2A6 and KIF12 Genes Related to Lamb Flavour and Odour

open access: yesTropical Animal Science Journal, 2018
Cytochrome P450, family 2, subfamily A, polypeptide 6 (CYP2A6) and kinesin-like protein KIF12 (KIF12) genes are predicted as candidate genes which play important roles in lamb flavour and odour.
K. Listyarini   +4 more
doaj   +1 more source

Dietary Concentrate-to-Forage Ratio Affects Rumen Bacterial Community Composition and Metabolome of Yaks

open access: yesFrontiers in Nutrition, 2022
Changes in dietary composition affect the rumen microbiota in ruminants. However, information on the effects of dietary concentrate-to-forage ratio changes on yak rumen bacteria and metabolites is limited.
Simeng Yi   +6 more
doaj   +1 more source

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