Metformin inhibition of mitochondrial ATP and DNA synthesis abrogates NLRP3 inflammasome activation and pulmonary inflammation
Xian H, Liu Y, Rundberg Nilsson A, Gatchalian R, Crother T, Tourtellotte W, Zhang Y, Aleman-Muench G, Lewis G, Chen W, Kang S, Luevanos M, Trudler D, Lipton S, Soroosh P, Teijaro J, de la Torre J, Arditi M, Karin M, Sanchez-Lopez E. Metformin inhibition of mitochondrial ATP and DNA synthesis abrogates NLRP3 inflammasome activation and pulmonary inflammation. Immunity 2021, 54: 1463-1477.e11. PMID: 34115964, PMCID: PMC8189765, DOI: 10.1016/j.immuni.2021.05.004.Peer-Reviewed Original ResearchConceptsAcute respiratory distress syndromeInflammasome activationSARS-CoV-2-induced acute respiratory distress syndromeMyeloid-specific ablationSevere COVID-19Anti-diabetic medicationsAnti-inflammatory effectsRespiratory distress syndromeIL-6 secretionNLRP3 inflammasome activationHigh mortality rateCOVID-19 lungsInhibition of ATPDistress syndromePulmonary inflammationIL-6Inflammatory conditionsMetformin inhibitionMetformin inhibitsARDS severityNF-κBNLRP3 ligandsMortality rateAlveolar macrophagesDNA synthesis