Saracatinib, a Selective Src Kinase Inhibitor, Blocks Fibrotic Responses in Preclinical Models of Pulmonary Fibrosis.
Ahangari F, Becker C, Foster DG, Chioccioli M, Nelson M, Beke K, Wang X, Justet A, Adams T, Readhead B, Meador C, Correll K, Lili LN, Roybal HM, Rose KA, Ding S, Barnthaler T, Briones N, DeIuliis G, Schupp JC, Li Q, Omote N, Aschner Y, Sharma L, Kopf KW, Magnusson B, Hicks R, Backmark A, Dela Cruz CS, Rosas I, Cousens LP, Dudley JT, Kaminski N, Downey GP. Saracatinib, a Selective Src Kinase Inhibitor, Blocks Fibrotic Responses in Preclinical Models of Pulmonary Fibrosis. American Journal Of Respiratory And Critical Care Medicine 2022, 206: 1463-1479. PMID: 35998281, PMCID: PMC9757097, DOI: 10.1164/rccm.202010-3832oc.Peer-Reviewed Original ResearchConceptsIdiopathic pulmonary fibrosisHuman precision-cut lung slicesPrecision-cut lung slicesPulmonary fibrosisNormal human lung fibroblastsEpithelial-mesenchymal transitionHuman lung fibroblastsFibrogenic pathwaysPreclinical modelsMurine modelLung slicesSrc kinase inhibitorLung fibroblastsKinase inhibitorsAmelioration of fibrosisSelective Src kinase inhibitorHuman lung fibrosisWhole lung extractsPotential therapeutic efficacyIPF diseaseIPF treatmentLung functionInflammatory cascadeLung fibrosisAntifibrotic efficacyAirway basal cells show a dedifferentiated KRT17highPhenotype and promote fibrosis in idiopathic pulmonary fibrosis
Jaeger B, Schupp JC, Plappert L, Terwolbeck O, Artysh N, Kayser G, Engelhard P, Adams TS, Zweigerdt R, Kempf H, Lienenklaus S, Garrels W, Nazarenko I, Jonigk D, Wygrecka M, Klatt D, Schambach A, Kaminski N, Prasse A. Airway basal cells show a dedifferentiated KRT17highPhenotype and promote fibrosis in idiopathic pulmonary fibrosis. Nature Communications 2022, 13: 5637. PMID: 36163190, PMCID: PMC9513076, DOI: 10.1038/s41467-022-33193-0.Peer-Reviewed Original ResearchConceptsIdiopathic pulmonary fibrosisAirway basal cellsPulmonary fibrosisNovel mouse xenograft modelEffect of saracatinibBasal cellsLimited treatment optionsMouse xenograft modelLung developmental processesConnectivity Map analysisExtracellular matrix depositionIPF lungsBronchial brushSevere fibrosisTreatment optionsBronchial brushingsNRG miceHealthy volunteersXenograft modelCyst-like structuresProfibrotic changesAlveolar compartmentFatal diseaseFibrosisPotent Src inhibitorLung Microenvironments and Disease Progression in Fibrotic Hypersensitivity Pneumonitis.
De Sadeleer LJ, McDonough JE, Schupp JC, Yan X, Vanstapel A, Van Herck A, Everaerts S, Geudens V, Sacreas A, Goos T, Aelbrecht C, Nawrot TS, Martens DS, Schols D, Claes S, Verschakelen JA, Verbeken EK, Ackermann M, Decottignies A, Mahieu M, Hackett TL, Hogg JC, Vanaudenaerde BM, Verleden SE, Kaminski N, Wuyts WA. Lung Microenvironments and Disease Progression in Fibrotic Hypersensitivity Pneumonitis. American Journal Of Respiratory And Critical Care Medicine 2022, 205: 60-74. PMID: 34724391, PMCID: PMC8865586, DOI: 10.1164/rccm.202103-0569oc.Peer-Reviewed Original ResearchConceptsFibrotic hypersensitivity pneumonitisIdiopathic pulmonary fibrosisHypersensitivity pneumonitisLung zonesMolecular traitsUnused donor lungsInterstitial lung diseaseLocal disease extentProgression of fibrosisSevere fibrosis groupGene co-expression network analysisCo-expression network analysisExplant lungsDonor lungsLung involvementEndothelial functionLung findingsDisease extentPulmonary fibrosisLung diseaseFibrosis groupLung microenvironmentClinical behaviorDisease progressionBAL samples