2023
α1 Adrenoreceptor antagonism mitigates extracellular mitochondrial DNA accumulation in lung fibrosis models and in patients with idiopathic pulmonary fibrosis
Ishikawa G, Peng X, McGovern J, Woo S, Perry C, Liu A, Yu S, Ghincea A, Kishchanka A, Fiorini V, Hu B, Sun Y, Sun H, Ryu C, Herzog E. α1 Adrenoreceptor antagonism mitigates extracellular mitochondrial DNA accumulation in lung fibrosis models and in patients with idiopathic pulmonary fibrosis. American Journal Of Physiology - Lung Cellular And Molecular Physiology 2023, 324: l639-l651. PMID: 36648147, PMCID: PMC10110730, DOI: 10.1152/ajplung.00119.2022.Peer-Reviewed Original ResearchConceptsAdrenergic nerve supplyIdiopathic pulmonary fibrosisΑ1 adrenoreceptorsPulmonary fibrosisNerve supplyCultured normal human lung fibroblastsInnate immune ligandsLung fibrosis modelNormal human lung fibroblastsSmooth muscle actinHuman lung fibroblastsAdrenal resectionAdrenoreceptor antagonismExtracellular mtDNAIPF cohortImproved survivalΑ1-adrenoreceptor antagonistsLung fibrosisAdrenal sourceFibroblast accumulationAdrenoreceptor antagonistBleomycin modelFibrosis modelLung fibrogenesisMouse model
2022
Epidermal Growth Factor Receptor Inhibition Is Protective in Hyperoxia‐Induced Lung Injury
Harris ZM, Sun Y, Joerns J, Clark B, Hu B, Korde A, Sharma L, Shin HJ, Manning EP, Placek L, Unutmaz D, Stanley G, Chun H, Sauler M, Rajagopalan G, Zhang X, Kang MJ, Koff JL. Epidermal Growth Factor Receptor Inhibition Is Protective in Hyperoxia‐Induced Lung Injury. Oxidative Medicine And Cellular Longevity 2022, 2022: 9518592. PMID: 36193076, PMCID: PMC9526641, DOI: 10.1155/2022/9518592.Peer-Reviewed Original ResearchConceptsAcute lung injuryEpidermal growth factor receptorAlveolar epithelial cellsLung injurySevere hyperoxiaEGFR inhibitionEpithelial cellsHyperoxia-Induced Lung InjuryRole of EGFRMurine alveolar epithelial cellsGrowth factor receptor inhibitionWorse clinical outcomesEpidermal growth factor receptor inhibitionHuman alveolar epithelial cellsWild-type littermatesPoly (ADP-ribose) polymeraseTerminal dUTP nickGrowth factor receptorClinical outcomesImproved survivalReceptor inhibitionLung repairProtective roleComplex roleEGFR deletion