2021
Macrophage-derived netrin-1 drives adrenergic nerve–associated lung fibrosis
Gao R, Peng X, Perry C, Sun H, Ntokou A, Ryu C, Gomez JL, Reeves BC, Walia A, Kaminski N, Neumark N, Ishikawa G, Black KE, Hariri LP, Moore MW, Gulati M, Homer RJ, Greif DM, Eltzschig HK, Herzog EL. Macrophage-derived netrin-1 drives adrenergic nerve–associated lung fibrosis. Journal Of Clinical Investigation 2021, 131: e136542. PMID: 33393489, PMCID: PMC7773383, DOI: 10.1172/jci136542.Peer-Reviewed Original ResearchConceptsNetrin-1Lung fibrosisCell-specific knockout miceΑ1-adrenoreceptor blockadeIPF lung tissueNeuronal guidance proteinsNetrin-1 expressionExtracellular matrix accumulationAdrenergic processesAdrenoreceptor antagonismAdrenoreceptor blockadeFibrotic histologyInflammatory scarringIPF cohortAdrenergic nervesΑ1-blockersImproved survivalColorectal carcinomaLung tissueKnockout miceCollagen accumulationFibrosisMatrix accumulationMacrophagesGuidance proteins
2017
Antifibrotic role of vascular endothelial growth factor in pulmonary fibrosis
Murray LA, Habiel DM, Hohmann M, Camelo A, Shang H, Zhou Y, Coelho AL, Peng X, Gulati M, Crestani B, Sleeman MA, Mustelin T, Moore MW, Ryu C, Osafo-Addo AD, Elias JA, Lee CG, Hu B, Herazo-Maya JD, Knight DA, Hogaboam CM, Herzog EL. Antifibrotic role of vascular endothelial growth factor in pulmonary fibrosis. JCI Insight 2017, 2: e92192. PMID: 28814671, PMCID: PMC5621899, DOI: 10.1172/jci.insight.92192.Peer-Reviewed Original ResearchIdiopathic pulmonary fibrosisPulmonary fibrosisEndothelial cell-derived mediatorsThrombospondin-1Chronic progressive declineIntratracheal bleomycin challengeVEGF transgenic miceCell-derived mediatorsLung-specific overexpressionVascular endothelial growth factorEpithelial cell injuryLevels of VEGFAssociation of VEGFEndothelial growth factorImpaired restitutionBleomycin challengeIPF pathogenesisLung functionEpithelial wound closureLung fibrosisAntifibrotic roleHealthy controlsPreclinical modelsProgressive phenotypeCell injury
2016
Plexin C1 deficiency permits synaptotagmin 7–mediated macrophage migration and enhances mammalian lung fibrosis
Peng X, Moore M, Mathur A, Zhou Y, Sun H, Gan Y, Herazo‐Maya J, Kaminski N, Hu X, Pan H, Ryu C, Osafo‐Addo A, Homer RJ, Feghali‐Bostwick C, Fares W, Gulati M, Hu B, Lee C, Elias JA, Herzog EL. Plexin C1 deficiency permits synaptotagmin 7–mediated macrophage migration and enhances mammalian lung fibrosis. The FASEB Journal 2016, 30: 4056-4070. PMID: 27609773, PMCID: PMC5102121, DOI: 10.1096/fj.201600373r.Peer-Reviewed Original ResearchConceptsLung fibrosisPlexin C1Macrophage migrationPulmonary fibrosisBone marrow-derived cellsSynaptotagmin-7Idiopathic pulmonary fibrosisInterstitial lung diseaseMarrow-derived cellsTGF-β1 overexpressionFatal conditionLung diseaseMonocyte migrationUnrecognized observationCollagen accumulationFibrosisMice showBoyden chamberGenetic deletionLungMouse macrophagesSemaphorin receptorsMacrophagesC1s deficiencyDeficiencyNetrin‐1 Regulates Fibrocyte Accumulation in the Decellularized Fibrotic Sclerodermatous Lung Microenvironment and in Bleomycin‐Induced Pulmonary Fibrosis
Sun H, Zhu Y, Pan H, Chen X, Balestrini JL, Lam TT, Kanyo JE, Eichmann A, Gulati M, Fares WH, Bai H, Feghali-Bostwick CA, Gan Y, Peng X, Moore MW, White ES, Sava P, Gonzalez AL, Cheng Y, Niklason LE, Herzog EL. Netrin‐1 Regulates Fibrocyte Accumulation in the Decellularized Fibrotic Sclerodermatous Lung Microenvironment and in Bleomycin‐Induced Pulmonary Fibrosis. Arthritis & Rheumatology 2016, 68: 1251-1261. PMID: 26749424, PMCID: PMC5547894, DOI: 10.1002/art.39575.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntibiotics, AntineoplasticAntibodies, NeutralizingBiomechanical PhenomenaBleomycinCase-Control StudiesCell DifferentiationCollagenCollagen Type ICollagen Type I, alpha 1 ChainFibrosisFlow CytometryFluorescent Antibody TechniqueHeterozygoteHumansLeukocyte Common AntigensLeukocytes, MononuclearLungLung Diseases, InterstitialMiceMice, KnockoutMicroscopy, Electron, ScanningNerve Growth FactorsNetrin-1ProteomicsPulmonary FibrosisReverse Transcriptase Polymerase Chain ReactionScleroderma, SystemicTissue ScaffoldsTumor Suppressor ProteinsConceptsSSc-related interstitial lung diseaseInterstitial lung diseaseFibrocyte accumulationNetrin-1Lung extracellular matrixPulmonary fibrosisLung scaffoldsBleomycin-Induced Pulmonary FibrosisPeripheral blood mononuclear cellsBlood mononuclear cellsHealthy control subjectsNovel therapeutic targetSystemic sclerosisExtracellular matrixLung fibrosisLung diseaseMononuclear cellsControl subjectsLung microenvironmentHealthy controlsScleroderma patientsAberrant anatomyLung matrixPatientsTherapeutic target
2014
Chitinase 3–Like 1 Suppresses Injury and Promotes Fibroproliferative Responses in Mammalian Lung Fibrosis
Zhou Y, Peng H, Sun H, Peng X, Tang C, Gan Y, Chen X, Mathur A, Hu B, Slade MD, Montgomery RR, Shaw AC, Homer RJ, White ES, Lee CM, Moore MW, Gulati M, Lee CG, Elias JA, Herzog EL. Chitinase 3–Like 1 Suppresses Injury and Promotes Fibroproliferative Responses in Mammalian Lung Fibrosis. Science Translational Medicine 2014, 6: 240ra76. PMID: 24920662, PMCID: PMC4340473, DOI: 10.1126/scitranslmed.3007096.Peer-Reviewed Original ResearchConceptsIdiopathic pulmonary fibrosisCHI3L1 levelsChitinase 3Lungs of patientsAlternative macrophage activationLevel of apoptosisAcute exacerbationFibroproliferative repairLung transplantationDisease exacerbationInjury phaseAmbulatory patientsEpithelial injuryPulmonary fibrosisIPF populationLung fibrosisMacrophage accumulationCHI3L1 expressionFibrotic phaseDisease progressionProfibrotic roleFibroproliferative responseMacrophage activationMyofibroblast transformationProtective rolePulmonary Fibrosis
Murray L, Homer R, Gulati M, Herzog E. Pulmonary Fibrosis. 2014, 2636-2653. DOI: 10.1016/b978-0-12-386456-7.05307-7.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsInterstitial lung diseasePulmonary fibrosisLung fibrosisConnective tissue disease-related interstitial lung diseaseIdiopathic pulmonary fibrosisSalient clinical featuresDistinctive pathological featuresWound healing responseClinical featuresChronic injuryLung diseasePathological featuresCirculating BiomarkersInflammatory responseLung parenchymaCertain therapiesPathogenic mechanismsScar tissueClinical monitoringFibrosisHealing responseFatal natureGenetic formsDiseasePotential role
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 modelChitinase 1 Is a Biomarker for and Therapeutic Target in Scleroderma-Associated Interstitial Lung Disease That Augments TGF-β1 Signaling
Lee CG, Herzog EL, Ahangari F, Zhou Y, Gulati M, Lee CM, Peng X, Feghali-Bostwick C, Jimenez SA, Varga J, Elias JA. Chitinase 1 Is a Biomarker for and Therapeutic Target in Scleroderma-Associated Interstitial Lung Disease That Augments TGF-β1 Signaling. The Journal Of Immunology 2012, 189: 2635-2644. PMID: 22826322, PMCID: PMC4336775, DOI: 10.4049/jimmunol.1201115.Peer-Reviewed Original ResearchConceptsInterstitial lung diseaseTGF-β1 signalingPulmonary fibrosisLung diseaseTherapeutic targetScleroderma-Associated Interstitial Lung DiseaseDifferent patient cohortsTGF-β receptor 1Wild-type miceTGF-β1 effectsSSc-ILDLung involvementSSc patientsSystemic sclerosisPulmonary responseLung fibrosisPoor prognosisCHIT1 activityPatient cohortPathogenetic mechanismsReceptor expressionMurine modelingTGF-β1Disease severityPotential biomarkers
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
2010
TGF-beta driven lung fibrosis is macrophage dependent and blocked by Serum amyloid P
Murray LA, Chen Q, Kramer MS, Hesson DP, Argentieri RL, Peng X, Gulati M, Homer RJ, Russell T, van Rooijen N, Elias JA, Hogaboam CM, Herzog EL. TGF-beta driven lung fibrosis is macrophage dependent and blocked by Serum amyloid P. The International Journal Of Biochemistry & Cell Biology 2010, 43: 154-162. PMID: 21044893, DOI: 10.1016/j.biocel.2010.10.013.Peer-Reviewed Original ResearchConceptsSerum amyloid PAnti-fibrotic effectsLung fibrosisFibrocyte accumulationAmyloid PAberrant extracellular matrix (ECM) depositionTransgenic mouse modelM2 macrophage differentiationPleiotropic growth factorExtracellular matrix depositionAirway inflammationIPF patientsAirway remodelingPulmonary fibrosisMacrophage accumulationLung diseaseLiposomal clodronateCXCL10 expressionM2 macrophagesMonocyte responsePulmonary macrophagesMouse modelCollagen depositionPathogenic mechanismsDisease severity