Differences in syncytia formation by SARS-CoV-2 variants modify host chromatin accessibility and cellular senescence via TP53
Lee J, Menasche B, Mavrikaki M, Uyemura M, Hong S, Kozlova N, Wei J, Alfajaro M, Filler R, Müller A, Saxena T, Posey R, Cheung P, Muranen T, Heng Y, Paulo J, Wilen C, Slack F. Differences in syncytia formation by SARS-CoV-2 variants modify host chromatin accessibility and cellular senescence via TP53. Cell Reports 2023, 42: 113478. PMID: 37991919, PMCID: PMC10785701, DOI: 10.1016/j.celrep.2023.113478.Peer-Reviewed Original ResearchConceptsChromatin accessibilityProteomic compositionCellular senescenceTP53 stabilizationSARS-CoV-2 spikeCell-cell fusionPathogenic coronavirusesSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variantsSenescence-associated inflammationSARS-CoV-2 infectionMiddle East respiratory syndromeAccessibility stateInflammatory cytokine releaseSevere respiratory infectionsSARS-CoV-2 variantsSignificant public health threatCoronavirus disease 2019SARS-CoV-2Public health threatBreakthrough infectionsRespiratory infectionsCytokine releaseSenescenceDisease 2019Respiratory syndromeMammalian SWI/SNF chromatin remodeling complexes promote tyrosine kinase inhibitor resistance in EGFR-mutant lung cancer
de Miguel F, Gentile C, Feng W, Silva S, Sankar A, Exposito F, Cai W, Melnick M, Robles-Oteiza C, Hinkley M, Tsai J, Hartley A, Wei J, Wurtz A, Li F, Toki M, Rimm D, Homer R, Wilen C, Xiao A, Qi J, Yan Q, Nguyen D, Jänne P, Kadoch C, Politi K. Mammalian SWI/SNF chromatin remodeling complexes promote tyrosine kinase inhibitor resistance in EGFR-mutant lung cancer. Cancer Cell 2023, 41: 1516-1534.e9. PMID: 37541244, PMCID: PMC10957226, DOI: 10.1016/j.ccell.2023.07.005.Peer-Reviewed Original ResearchConceptsMammalian SWI/SNF chromatinSWI/SNF chromatinMSWI/SNF complexesGenome-wide localizationGene regulatory signaturesNon-genetic mechanismsEpithelial cell differentiationEGFR-mutant cellsChromatin accessibilitySNF complexCellular programsRegulatory signaturesTKI-resistant lung cancerGene targetsKinase inhibitor resistanceCell differentiationMesenchymal transitionTKI resistancePharmacologic disruptionTyrosine kinase inhibitor resistanceCell proliferationChromatinInhibitor resistanceEGFR-mutant lungKinase inhibitorsPharmacological disruption of mSWI/SNF complex activity restricts SARS-CoV-2 infection
Wei J, Patil A, Collings C, Alfajaro M, Liang Y, Cai W, Strine M, Filler R, DeWeirdt P, Hanna R, Menasche B, Ökten A, Peña-Hernández M, Klein J, McNamara A, Rosales R, McGovern B, Luis Rodriguez M, García-Sastre A, White K, Qin Y, Doench J, Yan Q, Iwasaki A, Zwaka T, Qi J, Kadoch C, Wilen C. Pharmacological disruption of mSWI/SNF complex activity restricts SARS-CoV-2 infection. Nature Genetics 2023, 55: 471-483. PMID: 36894709, PMCID: PMC10011139, DOI: 10.1038/s41588-023-01307-z.Peer-Reviewed Original ResearchConceptsMSWI/SNF complexesAcute respiratory syndrome coronavirus 2 infectionSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infectionHost-directed therapeutic targetSyndrome coronavirus 2 infectionSARS-CoV-2 infectionSWItch/Sucrose Non-Fermentable (SWI/SNF) chromatinSARS-CoV-2 susceptibilityNon-fermentable (SWI/SNF) chromatinCoronavirus 2 infectionEnzyme 2 (ACE2) expressionSARS-CoV-2 variantsHuman cell typesPrimary human cell typesAirway epithelial cellsDrug-resistant variantsNew drug targetsChromatin accessibilitySNF complexACE2 locusACE2 expressionFactor complexHost determinantsTherapeutic targetConfer resistance