Results 31 to 40 of about 19,645 (135)

Effects of Glyphosate and Glyphosate‐Based Herbicides on the Mammalian Gut Microbiome: A Critical Review

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Glyphosate has long been considered to pose negligible direct risk to mammals on the grounds that its molecular target, 5‐enolpyruvylshikimate‐3‐phosphate synthase (EPSPS), of the shikimate pathway, is absent from animal cells. This rationale is inaccurate as a complete toxicological argument, because the shikimate pathway is present in some ...
Robin Mesnage
wiley   +1 more source

Analysis of Carbohydrates and Glycoconjugates by Matrix‐Assisted Laser Desorption/Ionization Mass Spectrometry: An Update for 2023–2024

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT The use of MALDI mass spectrometry for the analysis of carbohydrates and glycoconjugates is a well‐established technique and this comprehensive review is the twelfth update of the original article published in 1999 and brings coverage of the literature to the end of 2024.
David J. Harvey
wiley   +1 more source

Kaempferol Protects Intestinal Health in Chinese Forest Musk Deer Possibly by Regulating Intestinal Microbiota and Inhibiting the NF‐κB/NLRP3 Signaling Pathway

open access: yesIntegrative Zoology, EarlyView.
Kaempferol modulates the tryptophan metabolism pathway by increasing the abundances of Christensenellaceae R7 group, Bacteroides, and Blautia and reducing that of Rikenellaceae RC9 gut group, thereby significantly increasing the levels of ILA and IAA. This process inhibits the activation of NF‐κB/NLRP3 signaling pathway, reduces pro‐inflammatory factor
Xiangyu Liu   +3 more
wiley   +1 more source

Dietary β-hydroxybutyric acid improves the growth performance of young ruminants based on rumen microbiota and volatile fatty acid biosynthesis

open access: yesFrontiers in Microbiology
IntroductionThe ketone body β-hydroxybutyric acid (BHB) plays critical roles in cellular proliferation and metabolic fuel utilization; however, its effects on the rumen microbiota remain unknown.MethodsHere, three doses of BHB (low, medium, and high ...
Jianmin Chai   +14 more
doaj   +1 more source

The ruminal bacterial community in lactating dairy cows has limited variation on a day-to-day basis

open access: yesJournal of Animal Science and Biotechnology, 2019
Dairy cows rely on a complex ruminal microbiota to digest their host-indigestible feed. Our ability to characterize this microbiota has advanced significantly due to developments in next-generation sequencing.
Joseph H. Skarlupka   +3 more
doaj   +1 more source

Holstein and Jersey Steers Differ in Rumen Microbiota and Enteric Methane Emissions Even Fed the Same Total Mixed Ration

open access: yesFrontiers in Microbiology, 2021
Previous studies have focused on the rumen microbiome and enteric methane (CH4) emissions in dairy cows, yet little is known about steers, especially steers of dairy breeds.
Mahfuzul Islam   +9 more
doaj   +1 more source

Seasonal Dynamics of Community and Function of Gut Microbiome in Taihangshan Macaque (Macaca mulatta tcheliensis): Inferred From Metagenomic Data

open access: yesIntegrative Zoology, EarlyView.
A total of 435 non‐redundant metagenome‐assembled genomes (MAGs) were obtained from fecal samples of Taihangshan macaque across all four seasons. The alpha diversity of the gut microbiome in spring and winter was significantly higher than in summer and autumn. Furthermore, marked differences were detected in functional pathways and carbohydrate enzymes
Yanyan Zhou   +6 more
wiley   +1 more source

Gut Microbiota Analysis and Comparison in Forest Musk Deer (Moschus berezovskii) of Different Ages and Musk‐Secreting Periods

open access: yesIntegrative Zoology, EarlyView.
Metagenomic sequencing was used to analyze fecal microbiota of captive male forest musk deer (FMD) from the Sichuan Institute of Musk Deer Breeding across ages and musk‐secreting periods. Gut microbiota was generally stable and dominated by Firmicutes, while age and musk secretion shaped microbial composition and function, with musk collection linked ...
Jiuyan Jiang   +17 more
wiley   +1 more source

Rumen microbiota regulates IMF deposition in Xizang sheep by activating the PPARγ transcription factor: a rumen-muscle axis perspective

open access: yesmSystems
The interaction between microbiota and muscle by the rumen-muscle axis and its impact on sheep meat flavor has received little attention. This study selected Xizang sheep under summer and autumn grazing conditions as models for different rumen bacteria ...
Cheng Pan   +11 more
doaj   +1 more source

Structural insights into xyloglucan recognition by an ABC transporter from a Gram‐positive, thermophilic bacterium

open access: yesThe FEBS Journal, EarlyView.
Athe_2052 is an ABC transporter substrate‐binding protein that recognizes xyloglucan heptasaccharide (XXXG), a soluble breakdown product of plant xyloglucan. The crystal structure of Athe_2052, together with binding assays and computational modeling, shows how XXXG is recognized by this sugar transporter.
Hansen Tjo   +6 more
wiley   +1 more source

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