2020
Profibrotic Activation of Human Macrophages in Systemic Sclerosis
Bhandari R, Ball MS, Martyanov V, Popovich D, Schaafsma E, Han S, ElTanbouly M, Orzechowski NM, Carns M, Arroyo E, Aren K, Hinchcliff M, Whitfield ML, Pioli PA. Profibrotic Activation of Human Macrophages in Systemic Sclerosis. Arthritis & Rheumatology 2020, 72: 1160-1169. PMID: 32134204, PMCID: PMC7329566, DOI: 10.1002/art.41243.Peer-Reviewed Original ResearchMeSH KeywordsAdultAntigens, CDAntigens, Differentiation, MyelomonocyticCell DifferentiationChemokine CCL2Coculture TechniquesFemaleFibroblastsFibrosisHLA-DR AntigensHumansImmunophenotypingInterleukin-6Lectins, C-TypeLeukocytes, MononuclearMacrophage ActivationMacrophagesMaleMannose ReceptorMannose-Binding LectinsMiddle AgedMonocytesPhosphorylationReceptor, Transforming Growth Factor-beta Type IReceptor, Transforming Growth Factor-beta Type IIReceptors, Cell SurfaceRNA, MessengerScleroderma, SystemicSkinSTAT3 Transcription FactorTranscriptomeTransforming Growth Factor betaConceptsPeripheral blood mononuclear cellsSystemic sclerosisSSc patientsBasal conditionsSex-matched healthy controlsSSc fibroblastsSurface markersHealthy donor monocytesBlood mononuclear cellsMediator of fibrosisInflammatory macrophage activationMonocyte-derived macrophagesActivation profilesGrowth factor βFibrotic activationGene expression signaturesDonor monocytesMononuclear cellsProfibrotic activationSkin fibrosisInterleukin-6Healthy controlsSSc skinIndependent cohortMacrophage activation
2019
Increased monocyte count as a cellular biomarker for poor outcomes in fibrotic diseases: a retrospective, multicentre cohort study
Scott MKD, Quinn K, Li Q, Carroll R, Warsinske H, Vallania F, Chen S, Carns MA, Aren K, Sun J, Koloms K, Lee J, Baral J, Kropski J, Zhao H, Herzog E, Martinez FJ, Moore BB, Hinchcliff M, Denny J, Kaminski N, Herazo-Maya JD, Shah NH, Khatri P. Increased monocyte count as a cellular biomarker for poor outcomes in fibrotic diseases: a retrospective, multicentre cohort study. The Lancet Respiratory Medicine 2019, 7: 497-508. PMID: 30935881, PMCID: PMC6529612, DOI: 10.1016/s2213-2600(18)30508-3.Peer-Reviewed Original ResearchConceptsIdiopathic pulmonary fibrosisPulmonary fibrosisAbsolute monocyte countMonocyte countImmune cell typesElectronic health recordsPoor outcomeHigh riskSystemic sclerosisMonocyte percentageHypertrophic cardiomyopathyHigh absolute monocyte countPeripheral blood mononuclear cell samplesComplete blood count valuesSpecific immune cell typesTransplant-free survivalMulticentre cohort studyHealth recordsHigh-risk patientsBlood count valuesSame clinical presentationHigher monocyte countMononuclear cell samplesRisk of mortalityCell types
2017
A novel multi-network approach reveals tissue-specific cellular modulators of fibrosis in systemic sclerosis
Taroni JN, Greene CS, Martyanov V, Wood TA, Christmann RB, Farber HW, Lafyatis RA, Denton CP, Hinchcliff ME, Pioli PA, Mahoney JM, Whitfield ML. A novel multi-network approach reveals tissue-specific cellular modulators of fibrosis in systemic sclerosis. Genome Medicine 2017, 9: 27. PMID: 28330499, PMCID: PMC5363043, DOI: 10.1186/s13073-017-0417-1.Peer-Reviewed Original ResearchMeSH KeywordsBiopsyEsophagusFibrosisGene Regulatory NetworksHumansLeukocytes, MononuclearLungOrgan SpecificityScleroderma, SystemicSkinTranscriptomeConceptsDisease-associated signaturesFunctional genomic networksGene expression signaturesPulmonary fibrosisAutoimmune diseasesDisease processMulti-organ autoimmune diseaseDistinct underlying pathologyPro-fibrotic macrophagesInternal organ involvementPulmonary arterial hypertensionExpression signaturesSkin of patientsInnate immune systemWilcoxon rank sum testGenomic networksRank sum testBackgroundSystemic sclerosisArterial hypertensionOrgan involvementSystemic sclerosisUnderlying pathologyLung microenvironmentSkin fibrosisFibrotic genes