Lung Injury Induces Alveolar Type 2 Cell Hypertrophy and Polyploidy with Implications for Repair and Regeneration.
Weng A, Maciel Herrerias M, Watanabe S, Welch LC, Flozak AS, Grant RA, Aillon RP, Dada LA, Han SH, Hinchcliff M, Misharin AV, Budinger GRS, Gottardi CJ. Lung Injury Induces Alveolar Type 2 Cell Hypertrophy and Polyploidy with Implications for Repair and Regeneration. American Journal Of Respiratory Cell And Molecular Biology 2022, 66: 564-576. PMID: 35202558, PMCID: PMC9116356, DOI: 10.1165/rcmb.2021-0356oc.Peer-Reviewed Original ResearchConceptsLung injuryCell hypertrophyAT2 cellsAlveolar epithelial injuryIntegrated stress responseDistal lung epitheliumBleomycin injuryEpithelial injuryLung epitheliumInjuryBarrier restorationHypertrophic growthSmall molecule ISRIBWound healingFacultative progenitorsHypertrophyStress responseAT2BinucleationCellsReinjuryShort termEpitheliumResponse