Results 171 to 180 of about 81,486 (244)

Oleoylethanolamide regulates intestinal stem cell activity and villus size via PPARα signaling pathway

open access: yesiMetaOmics, EarlyView.
First use of a natural swine model with lipid metabolism to directly link lipid differences to a quantifiable intestinal villus height phenotype. Identified the phospholipid‐derived oleoylethanolamide, rather than canonical fatty acids, as the endogenous primary ligand that activates peroxisome proliferator‐activated receptors α (PPARα) to enlarge ...
Qianqian Wang   +9 more
wiley   +1 more source

Ginseng polysaccharides prevent mastitis through Lactobacillus murinus‐derived deoxycholic acid and TGR5 signaling

open access: yesiMetaOmics, EarlyView.
Prebiotic Ginseng polysaccharides (GP) alleviate mastitis through selective enrichment of gut L. murinus, which elevates its anti‐inflammatory metabolite deoxycholic acid (DCA). Circulating DCA engages mammary epithelial TGR5 receptors, triggering the cAMP–PKA pathway to suppress NF‐κB/NLRP3‐mediated inflammation.
Zhijie Zheng   +15 more
wiley   +1 more source

Nano‐plastics disrupt systemic metabolism by remodeling the bile acid–microbiota axis and driving hepatic–intestinal dysfunction

open access: yesiMeta, EarlyView.
The pervasiveness of microplastic pollution poses a growing health risk, yet its long‐term metabolic consequences remain poorly defined. Here, we exposed mice to polyethylene terephthalate nanoparticle (NP) and combined histopathology, biochemistry, metabolomics, and metagenomics to resolve their interactions.
Yi Zhang   +11 more
wiley   +1 more source

The role of the gut microbiome in the regulation of high‐altitude adaptation

open access: yesiMeta, EarlyView.
This study is the first to elucidate mechanisms of high‐altitude adaptation from the perspective of the rumen ecosystem by using indigenous yaks and Holstein cows that have lived at high altitude since birth as comparative models. Through a systematic comparison of their rumen ecology using multi‐omics approaches—including rumen metagenomics ...
Xinyu Zhang   +6 more
wiley   +1 more source

Discovery of microbial glycoside hydrolases <i>via</i> enrichment and metaproteomics. [PDF]

open access: yesRSC Chem Biol
van Ede JM   +4 more
europepmc   +1 more source

Inhibition of ferroptosis by microbiota‐derived lithocholic acid underlies the intestinal radioprotection of a host defensin‐derived oligopeptide

open access: yesiMeta, EarlyView.
AT9(C/G), an oligopeptide derived from human defensin 5, enriches Bifidobacterium pseudolongum and increases lithocholic acid (LCA) levels in the intestine. Reduced levels of LCA link to increased severity of ionizing radiation‐induced intestinal injury (IRIII) in both murine and clinical studies.
Xue Ouyang   +16 more
wiley   +1 more source

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