Results 201 to 210 of about 225,684 (400)

Metabolite‐Guided Acetylation Therapy: Astragaloside IV Reverses Diabetic Nephropathy via Gna13‐Driven Purine Metabolic Reprogramming

open access: yesFood Frontiers, EarlyView.
This study unveils how ASIV reverses diabetic nephropathy by restoring Gna13‐K363 acetylation and reprogramming purine metabolism. Using spatial metabolomics and acetylproteomics, we identified zonation‐specific purine dysregulation in diabetic kidneys, with ASIV normalizing metabolite distribution (hypoxanthine, cAMP, guanine) and targeting Gna13 ...
Shi Qiu   +13 more
wiley   +1 more source

Kinetics of the template-directed oligomerization of guanosine 5'-phosphate-2-methylimidazolide: Effect of temperature on individual steps of reactionion [PDF]

open access: yes
Non-enzymatic, template-directed reactions have been proposed as models for prebiological polynucleotide synthesis. Chemically activated mononucleotides react in the presence of a polynucleotide, acting as the template in a Watson-Crick base-pairing ...
Alberas, D. J.   +2 more
core   +1 more source

Comparative Analysis of Differential Metabolites in Panax quinquefolius From China and the United States Using UPLC‐Orbitrap‐MS and LC‐MS/MS

open access: yesFood Safety and Health, EarlyView.
trans‐ferulic acid and sinapic acid could be used to distinguish Chinese ginseng from American ginseng. Panax quinquefolius from China and the United States produced unique metabolites and phenolic compounds. ABSTRACT Currently, there is a relative paucity of comparative studies on the metabolites of American ginseng from different geographical sources.
Dan Li   +6 more
wiley   +1 more source

Two Decades of Optogenetic Tools: A Retrospective and a Look Ahead

open access: yesAdvanced Genetics, EarlyView.
Optogenetics provides up to millisecond scale, cell type‐specific control of biology using light‐sensitive proteins. This review chronicles two decades of tool development, from microbial rhodopsins and photoactivated enzymes to allosteric switches, surveys broad applications in neuroscience, molecular and cell biology, cardiology, immunology, and ...
Xiao Duan, Mo Zhu, Shiqiang Gao
wiley   +1 more source

Absorption of pyrimidines, purines, and nucleosides by Co, Ni, Cu and Fe /III-montmorillonite /clay-organic studies XIII/ [PDF]

open access: yes
Absorption of pyrimidines, purines, and nucleosides by copper, nickel, cobalt, and iron ...
Brindley, G. W.   +2 more
core   +1 more source

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