2022
Airway 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 inhibitor
2019
BAL Cell Gene Expression Is Indicative of Outcome and Airway Basal Cell Involvement in Idiopathic Pulmonary Fibrosis
Prasse A, Binder H, Schupp JC, Kayser G, Bargagli E, Jaeger B, Hess M, Rittinghausen S, Vuga L, Lynn H, Violette S, Jung B, Quast K, Vanaudenaerde B, Xu Y, Hohlfeld JM, Krug N, Herazo-Maya JD, Rottoli P, Wuyts WA, Kaminski N. BAL Cell Gene Expression Is Indicative of Outcome and Airway Basal Cell Involvement in Idiopathic Pulmonary Fibrosis. American Journal Of Respiratory And Critical Care Medicine 2019, 199: 622-630. PMID: 30141961, PMCID: PMC6396865, DOI: 10.1164/rccm.201712-2551oc.Peer-Reviewed Original ResearchConceptsIdiopathic pulmonary fibrosisAirway basal cellsChronic obstructive pulmonary diseaseObstructive pulmonary diseasePulmonary diseaseBAL cellsBasal cellsPulmonary fibrosisControl subjectsCell gene expressionIndependent IPF cohortsNine-gene signatureIPF cohortDerivation cohortClinical parametersRetrospective studyUnivariate analysisUnpredictable courseCell involvementDiscovery cohortGene expressionHealthy volunteersCox modelStage IIIFatal disease
2015
Immune response to Propionibacterium acnes in patients with sarcoidosis – in vivo and in vitro
Schupp J, Tchaptchet S, Lützen N, Engelhard P, Müller-Quernheim J, Freudenberg M, Prasse A. Immune response to Propionibacterium acnes in patients with sarcoidosis – in vivo and in vitro. BMC Pulmonary Medicine 2015, 15: 75. PMID: 26204953, PMCID: PMC4513400, DOI: 10.1186/s12890-015-0070-7.Peer-Reviewed Original ResearchConceptsHeat-killed P. acnesSarcoid patientsP. acnesBAL cellsBAL fluidTotal IgGImmune responseHealthy volunteersPathogenesis of sarcoidosisSpecific antibodiesGM-CSF productionIgA titresIgA levelsLymph nodesInflammatory cytokinesGranuloma formationMore TNFSarcoidosisPatientsPropionibacterium acnesAcneGM-CSFElevated levelsAntibodiesIgG