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Role of sirtuin 1 in depression‑induced coronary heart disease: Molecular pathways and therapeutic potential (Review).
Biomed Rep
March 2025
Department of Cardiology, Affiliated Renhe Hospital of China Three Gorges University, Yichang, Hubei 443001, P.R. China.
Depression and coronary heart disease (CHD) are two interconnected diseases that profoundly impact global health. Depression is both a complex psychiatric disorder and an established risk factor for CHD. Sirtuin 1 (SIRT1) is an enzyme that requires the cofactor nicotinamide adenine dinucleotide (NAD) to perform its deacetylation function, and its involvement is crucial in reducing cardiovascular risks that are associated with depression.
View Article and Find Full Text PDFPotential for application of direct thrombin inhibitors isolated from Euphorbia resinifera O.Berg latex in fibrin clot formation.
J Chromatogr B Analyt Technol Biomed Life Sci
January 2025
Department of Biological Science, Faculty of Science, Ubon Ratchathani University, Ubon Ratchathani, Thailand.
Direct thrombin inhibitors (designated as EuRL-DTIs) were partially purified from ethanol extracts of Euphorbia resinifera O.Berg latex. The obtained EuRL-DTIs comprised four major compounds: two isomers of phenolic compounds (CHO) and two amide compounds (tentatively identified as CHNO and CHNO), as identified by liquid chromatography and electrospray ionisation quadrupole time-of-flight mass spectrometry (LC-ESI-QTOF-MS/MS), attenuated total reflection-Fourier transform infrared (ATR-FTIR) spectroscopy, and/or nuclear magnetic resonance (NMR) spectroscopy.
View Article and Find Full Text PDFPerturbation of peptidoglycan recycling by anti-folates and design of a dual-action inhibitor.
mBio
January 2025
Department of Biochemistry and Biomedical Sciences, McMaster University, Hamilton, Ontario, Canada.
Unlabelled: Peptidoglycan (PG) is an important bacterial macromolecule that confers cell shape and structural integrity, and is a key antibiotic target. Its synthesis and turnover are carefully coordinated with other cellular processes and pathways. Despite established connections between the biosynthesis of PG and the outer membrane, or PG and DNA replication, links between PG and folate metabolism remain comparatively unexplored.
View Article and Find Full Text PDFBuilding Localized NADP(H) Recycling Circuits to Advance Enzyme Cascadetronics.
Angew Chem Int Ed Engl
January 2025
University of Oxford, Chemistry, UNITED KINGDOM OF GREAT BRITAIN AND NORTHERN IRELAND.
The catalytic action of enzymes of a cascade trapped within a mesoporous electrode material is simultaneously energized, controlled and observed through the efficient, reversible electrochemical NAD(P)(H) recycling catalyzed by one of the enzymes. In their nanoconfined state, nicotinamide cofactors are tightly channeled current carriers, mediating multi-step reactions in either direction (oxidation or reduction) with a rapid response time. By incorporating a hydrogen‑borrowing enzyme pair, the internal action of which opposes the external voltage bias driving oxidation or reduction, a reduction process can be performed under overall oxidizing conditions, and vice versa.
View Article and Find Full Text PDFLaboratory evolution of with a natural vitamin B analog reveals roles for cobamide uptake and adenosylation in methionine synthase-dependent growth.
J Bacteriol
January 2025
Department of Plant & Microbial Biology, University of California Berkeley, Berkeley, California, USA.
Bacteria encounter chemically similar nutrients in their environment, which impact their growth in distinct ways. Among such nutrients are cobamides, the structurally diverse family of cofactors related to vitamin B (cobalamin), which function as cofactors for diverse metabolic processes. Given that different environments contain varying abundances of different cobamides, bacteria are likely to encounter cobamides that enable them to grow robustly and also those that do not function efficiently for their metabolism.
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