Results 111 to 120 of about 270,080 (298)

Targeting Peptostreptococcus anaerobius with an Iron‐Based Nanozyme Reverses Ferroptosis Resistance and Enhances Antitumor Immunity in Colorectal Cancer

open access: yesAdvanced Science, EarlyView.
An iron‐based nanozyme selectively eliminates intratumoral P. anaerobius while catalytically generating ROS to induce ferroptosis, synergistically suppressing colorectal cancer growth and activating anti‐tumor immunity through immunogenic cell death. ABSTRACT The intratumoral microbiota is a critical determinant of therapeutic outcomes in colorectal ...
Yinghao Cao   +11 more
wiley   +1 more source

Nanocellulose Alleviates Intrahepatic Cholestasis of Pregnancy via Gut Microbiota‐Mediated Bile Acid Homeostasis

open access: yesAdvanced Science, EarlyView.
Nanocellulose, derived from microcrystalline cellulose (MCC) through sulfuric acid hydrolysis or mechanical grinding to produce CNC or CNF, was tested in a rat ICP model. Particularly, CNF improved gut microbiota composition, reduced secondary bile acid metabolism, and restored bile acid homeostasis through modulation of the gut–liver axis.
Muhua Yu   +18 more
wiley   +1 more source

Meat productivity and beef quality of Black-and-White bulls fed with zinc and selenium in organic form as part of the diet

open access: yesАграрная наука Евро-Северо-Востока
Increasing the production of high quality ecologically pure animal products, especially beef is one of the main tasks of the agro-industrial complex. In this regard, it is necessary to apply measures for the effective use of genetic resources of both ...
A. V. Kharlamov   +2 more
doaj   +1 more source

Sex‐Specific Regulation of Glycemic Homeostasis by Theabrownin from Pu‐erh Tea

open access: yesAdvanced Science, EarlyView.
Pu‐erh tea's key component, theabrownin (TB), lowers blood glucose in a sex‐specific manner. In females, estrogen boosts intestinal MUC2 production, which dramatically enhances TB's ability to inhibit the carbohydrate‐digesting enzyme α‐glucosidase.
Yang Li   +22 more
wiley   +1 more source

Maternal heterozygosity of Slc6a19 causes metabolic perturbation and congenital NAD deficiency disorder in mice

open access: yesDisease Models & Mechanisms, 2023
Hartmut Cuny   +5 more
doaj   +1 more source

An expert narrative review on the mechanisms and therapeutic potential of gut microbiota-derived metabolites in multi-organ crosstalk

open access: yesFrontiers in Endocrinology
BackgroundGut microbiota-derived metabolites—short-chain fatty acids (SCFAs), tryptophan derivatives, and uremic toxins—translocate systemically and mediate multi-organ crosstalk along the gut-kidney-heart-brain-endocrine axis, influencing host ...
Yushu Zhang   +8 more
doaj   +1 more source

eQTL Meta‐Analysis Reveals Conserved and Population‐Specific Regulatory Variation Underlying Nutritional Trait Evolution and Domestication in Tomato

open access: yesAdvanced Science, EarlyView.
A comprehensive meta‐analysis of expression quantitative trait loci (eQTLs) across five diverse tomato populations reveals a high‐resolution atlas of transcriptional regulation and uncovers conserved and population‐specific regulatory architectures underlying fruit nutritional quality traits, including flavonoids, sugars, organic acids, carotenoids ...
Jiantao Zhao   +14 more
wiley   +1 more source

Synthesis of tryptophan amides and lavendamycin analogs

open access: yes, 2001
The synthesis of 7-N-acetyl-3'-demethyllavendamycin propyl ester (61 ), 7-N-butr-3'-demethyllavendamycin amide of N,N-dimethylethylenediamine (62), 7-N-acetyllavendamycin butyl amide (64), 7-N- acetyllavendamycin amide of ethanolamine (63) are described.
Mirzaei, Hamid
core  

Integration of Spatiotemporal Multi‐Omics in Peach Fruit Unravels a Metabolic Niche and the Genetic Basis of Trichome‐Mediated Stress Adaptation

open access: yesAdvanced Science, EarlyView.
This study constructed the first spatiotemporal multi‐omics map of peach fruit and discovered a key candidate gene that synergistically regulates trichome development and drought tolerance through the jasmonic acid signaling pathway, providing insights into the coupling mechanism between development and stress resistance.
Zhixin Liu   +9 more
wiley   +1 more source

T Cell Exhaustion in Cancer Immunotherapy: Heterogeneity, Mechanisms, and Therapeutic Opportunities

open access: yesAdvanced Science, EarlyView.
T cell exhaustion limits immunotherapy efficacy. This article delineates its progression from stem‐like to terminally exhausted states, governed by persistent antigen, transcription factors, epigenetics, and metabolism. It maps the exhaustion landscape in the TME and proposes integrated reversal strategies, providing a translational roadmap to overcome
Yang Yu   +7 more
wiley   +1 more source

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