Extracellular Mitochondrial DNA Is Generated by Fibroblasts and Predicts Death in Idiopathic Pulmonary Fibrosis
Ryu C, Sun H, Gulati M, Herazo-Maya J, Chen Y, Osafo-Addo A, Brandsdorfer C, Winkler J, Blaul C, Faunce J, Pan H, Woolard T, Tzouvelekis A, Antin-Ozerkis DE, Puchalski JT, Slade M, Gonzalez AL, Bogenhagen DF, Kirillov V, Feghali-Bostwick C, Gibson K, Lindell K, Herzog RI, Dela Cruz CS, Mehal W, Kaminski N, Herzog EL, Trujillo G. Extracellular Mitochondrial DNA Is Generated by Fibroblasts and Predicts Death in Idiopathic Pulmonary Fibrosis. American Journal Of Respiratory And Critical Care Medicine 2017, 196: 1571-1581. PMID: 28783377, PMCID: PMC5754440, DOI: 10.1164/rccm.201612-2480oc.Peer-Reviewed Original ResearchConceptsIdiopathic pulmonary fibrosisNormal human lung fibroblastsExtracellular mitochondrial DNABronchoalveolar lavageIPF fibroblastsPulmonary fibrosisInnate immune ligandsEvent-free survivalSmooth muscle actin expressionMtDNA concentrationsSmooth muscle actin-expressing myofibroblastsGrowth factor-β1Muscle actin expressionHuman lung fibroblastsTGF-β1 stimulationExtracellular mtDNAIPF cohortClinical outcomesControl subjectsDisease progressionGlycolytic reprogrammingSoluble mediatorsTGF-β1Factor-β1Immune ligands