Results 201 to 210 of about 689,520 (364)

Chemoselective Oxidation of Sulfides to Sulfoxides with Urea–Hydrogen Peroxide Complex Catalysed by Diselenide

open access: green, 2015
Philip C. Bulman Page   +5 more
openalex   +2 more sources

Ammonia Detoxification Inhibits Liver Metastasis by Reshaping Hepatic Microenvironment

open access: yesAdvanced Science, EarlyView.
Liver metastasis diverts aspartate into hyperactive pyrimidine synthesis, disrupting urea cycling and causing pathogenic ammonia accumulation. Ammonia dually reprograms the microenvironment by: (1) activating hepatic stellate cells (HSCs) into pro‐fibrotic metastasis‐associated fibroblasts (MAFs), and (2) suppressing anti‐tumor monocytes/macrophages ...
Sumin Sun   +5 more
wiley   +1 more source

Digestible lysine levels in low-protein diets supplemented with synthetic amino acids for nursery, growing, and finishing barrows

open access: yes, 2012
peer-reviewed articleTo investigate the effect of lysine level in low-protein diets (LPD) an experiment was conducted with 36 barrows fed 174, 140 and 118 g/kg of crude protein (CP), and three digestible lysine levels.
Sánchez-Torres, M. T.   +6 more
core  

A Novel Urea Complexation Method for Enrichment of n-3 Polyunsaturated Fatty Acids. [PDF]

open access: yesMolecules
Sun Z   +11 more
europepmc   +1 more source

Natural Variation of NAR5 Determines Nitrogenase Activity and the Yield in Soybean

open access: yesAdvanced Science, EarlyView.
This study identified NAR5, a gene encoding a subtilisin‐like protease, that regulates nitrogenase activity in soybean nodules. Overexpressing NAR5 delayed nodule senescence, enhancing nitrogenase activity, yield, and low‐nitrogen tolerance. The elite haplotype NAR5HapI‐1 linked to superior nitrogenase activity and greater seed weight has been ...
Chao Ma   +11 more
wiley   +1 more source

Romancero de Jaén, II (1975 y 2012)

open access: yesBoletín de Literatura Oral, 2013
Marta UREA HERRADOR
doaj  

β‐Elemene Rescues Radiation‐Induced Enteritis by Orchestrating a Host‐Microbiome Circuit That Fuels Epigenetic DNA Repair

open access: yesAdvanced Science, EarlyView.
This study elucidates that β‐elemene promotes cellular uptake of L. gasseri‐derived lactate by enhancing the membrane translocation of MCT1 in a CD147‐dependent manner. Intracellular lactate, through the lactylation of RBBP4 at the K26 site, recruits EP300 to the promoter regions of downstream genes (POLD1/POLD3), catalyzing H3K27ac modification.
Jiancheng He   +10 more
wiley   +1 more source

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