We have synthesized and characterized some oxidative metabolites of S-2474. In this study, we discovered a novel skeleton, the 2,3-dihydrobenzofuran derivative, which inhibited PGE(2) production at a very low concentration and was effective in the anti-carrageenin footpad edema assay.
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http://dx.doi.org/10.1016/s0968-0896(03)00141-x | DOI Listing |
Neurochem Res
January 2025
Department of Experimental Medical Science, Faculty of Medicine, Lund University, Lund, Sweden.
Brain function requires continuous energy supply. Thus, unraveling brain metabolic regulation is critical not only for our basic understanding of overall brain function, but also for the cellular basis of functional neuroimaging techniques. While it is known that brain energy metabolism is exquisitely compartmentalized between astrocytes and neurons, the metabolic and neuro-energetic basis of brain activity is far from fully understood.
View Article and Find Full Text PDFJ Neurosci Res
January 2025
Centre for Neuroscience, Department of Biotechnology, Cochin University of Science and Technology, Kochi, Kerala, India.
Parkinson's Disease (PD) is a neurodegenerative disorder marked by the depletion of dopaminergic neurons. Recent studies highlight the gut-liver-brain (GLB) axis and its role in PD pathogenesis. The GLB axis forms a dynamic network facilitating bidirectional communication between the gastrointestinal tract, liver, and central nervous system.
View Article and Find Full Text PDFEMBO J
January 2025
Department of Immunology and Regenerative Biology, Weizmann Institute of Science, 76100, Rehovot, Israel.
Mitochondrial carrier homolog 2 (MTCH2) is a regulator of apoptosis, mitochondrial dynamics, and metabolism. Loss of MTCH2 results in mitochondrial fragmentation, an increase in whole-body energy utilization, and protection against diet-induced obesity. In this study, we used temporal metabolomics on HeLa cells to show that MTCH2 deletion results in a high ATP demand, an oxidized cellular environment, and elevated utilization of lipids, amino acids, and carbohydrates, accompanied by a decrease in several metabolites.
View Article and Find Full Text PDFEMBO Rep
January 2025
Department of Molecular and Medical Pharmacology, University of California, Los Angeles, Los Angeles, CA, USA.
Pro-inflammatory macrophage activation is a hallmark example of how mitochondria serve as signaling organelles. Oxidative phosphorylation sharply decreases upon classical macrophage activation, as mitochondria are thought to shift from ATP production towards accumulating signals that amplify effector function. However, evidence is conflicting regarding whether this collapse in respiration is essential or dispensable.
View Article and Find Full Text PDFSci Rep
January 2025
Chemistry of Natural and Microbial Products Department, Pharmaceutical and Drug Industries Research Institute , National Research Centre, Dokki, Cairo, 12622, Egypt.
Cisplatin is a chemotherapeutic drug, which exhibits undesirable side effects. Chitosan nanoparticles are promising for drug delivery. The aim of this study was to determine the effect of the brown alga Turbinaria triquetra ethyl acetate fraction and polysaccharides, either loaded on chitosan nanoparticles or free, against podocyturia and cisplatin nephrotoxicity in rats.
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