2017
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
2012
Semaphorin 7a+ Regulatory T Cells Are Associated with Progressive Idiopathic Pulmonary Fibrosis and Are Implicated in Transforming Growth Factor-β1–induced Pulmonary Fibrosis
Reilkoff RA, Peng H, Murray LA, Peng X, Russell T, Montgomery R, Feghali-Bostwick C, Shaw A, Homer RJ, Gulati M, Mathur A, Elias JA, Herzog EL. Semaphorin 7a+ Regulatory T Cells Are Associated with Progressive Idiopathic Pulmonary Fibrosis and Are Implicated in Transforming Growth Factor-β1–induced Pulmonary Fibrosis. American Journal Of Respiratory And Critical Care Medicine 2012, 187: 180-188. PMID: 23220917, PMCID: PMC3570653, DOI: 10.1164/rccm.201206-1109oc.Peer-Reviewed Original ResearchConceptsIdiopathic pulmonary fibrosisRegulatory T cellsProgressive idiopathic pulmonary fibrosisSEMA 7ATGF-β1Pulmonary fibrosisLung fibrosisT cellsMurine lungIL-10Bone marrow-derived cellsAdoptive transfer approachT-cell mediatorsMarrow-derived cellsTransforming Growth Factor-β1Murine lung fibrosisGrowth factor-β1Lung CD4Adoptive transferIL-17AIL-4Disease progressionSemaphorin 7ACD4Mouse model
2011
Role of semaphorin 7a signaling in transforming growth factor β1–induced lung fibrosis and scleroderma‐related interstitial lung disease
Gan Y, Reilkoff R, Peng X, Russell T, Chen Q, Mathai SK, Homer R, Gulati M, Siner J, Elias J, Bucala R, Herzog E. Role of semaphorin 7a signaling in transforming growth factor β1–induced lung fibrosis and scleroderma‐related interstitial lung disease. Arthritis & Rheumatism 2011, 63: 2484-2494. PMID: 21484765, PMCID: PMC3651701, DOI: 10.1002/art.30386.Peer-Reviewed Original ResearchConceptsPeripheral blood mononuclear cellsInterstitial lung diseaseBone marrow-derived cellsMarrow-derived cellsSemaphorin 7AGrowth factor-β1Lung diseaseLung fibrosisFactor-β1Human peripheral blood mononuclear cellsNormal human peripheral blood mononuclear cellsSemaphorin 7a expressionBone marrow transplantationBlood mononuclear cellsReceptor β1 integrinΒ1 integrinFibrocyte differentiationMarrow transplantationPulmonary fibrosisMononuclear cellsProfibrotic effectsTGFβ1 geneMurine modelFibrosisTissue accumulationLocal apoptosis promotes collagen production by monocyte-derived cells in transforming growth factor β1-induced lung fibrosis
Peng X, Mathai SK, Murray LA, Russell T, Reilkoff R, Chen Q, Gulati M, Elias JA, Bucala R, Gan Y, Herzog EL. Local apoptosis promotes collagen production by monocyte-derived cells in transforming growth factor β1-induced lung fibrosis. Fibrogenesis & Tissue Repair 2011, 4: 12. PMID: 21586112, PMCID: PMC3123188, DOI: 10.1186/1755-1536-4-12.Peer-Reviewed Original ResearchFibrotic lung diseasePulmonary fibrosisLung diseaseApoptotic cell death responseCell death responseCollagen productionTGF-β1Connective tissue disease-related interstitial lung diseaseInhibition of apoptosisDeath responseCaspase activationIdiopathic pulmonary fibrosisCaspase inhibitorsInterstitial lung diseaseMonocyte-derived cellsHealthy normal controlsHuman transforming growth factorTransforming Growth FactorCaspase blockadeCell surface phenotypeGrowth factor-β1Cultured cellsLevel of apoptosisLung fibrosisApoptosis