Let-7 suppresses liver fibrosis by inhibiting hepatocyte apoptosis and TGF-β production
Song J, Lv H, Liu B, Hao M, Taylor H, Zhang X, Li D, Huang Y. Let-7 suppresses liver fibrosis by inhibiting hepatocyte apoptosis and TGF-β production. Molecular Metabolism 2023, 78: 101828. PMID: 37898449, PMCID: PMC10641683, DOI: 10.1016/j.molmet.2023.101828.Peer-Reviewed Original ResearchConceptsFas-mediated apoptosisLet-7Hepatocyte apoptosisNegative feedback loopMouse primary hepatocytesLet-7 miRNAsTGF-b signalingSignaling networksApoptosis of hepatocytesTransient transfectionFas expressionInhibiting hepatocyte apoptosisSiRNA knockdownLet-7 expressionLet-7 overexpressionMouse modelApoptosisPrimary hepatocytesSuppressed hepatocyte apoptosisTET3Liver fibrosisFeedback loopExpressionDriver of liver fibrosisAdeno-associated viral vectorsInhibition of HSD17B13 protects against liver fibrosis by inhibition of pyrimidine catabolism in nonalcoholic steatohepatitis
Luukkonen P, Sakuma I, Gaspar R, Mooring M, Nasiri A, Kahn M, Zhang X, Zhang D, Sammalkorpi H, Penttilä A, Orho-Melander M, Arola J, Juuti A, Zhang X, Yimlamai D, Yki-Järvinen H, Petersen K, Shulman G. Inhibition of HSD17B13 protects against liver fibrosis by inhibition of pyrimidine catabolism in nonalcoholic steatohepatitis. Proceedings Of The National Academy Of Sciences Of The United States Of America 2023, 120: e2217543120. PMID: 36669104, PMCID: PMC9942818, DOI: 10.1073/pnas.2217543120.Peer-Reviewed Original ResearchConceptsNonalcoholic fatty liver diseaseLiver fibrosisLiver diseaseCommon chronic liver diseaseChronic liver diseaseFatty liver diseaseRisk of fibrosisDistinct mouse modelsPyrimidine catabolismNonalcoholic steatohepatitisMouse modelTherapeutic targetFibrosisDihydropyrimidine dehydrogenaseHuman liverA variantCommon variantsMetabolomics approachDiseaseMiceInhibitionCatabolismKnockdownSteatohepatitisGimeracil