2024
Ezrin drives adaptation of monocytes to the inflamed lung microenvironment
Gudneppanavar R, Di Pietro C, H Öz H, Zhang P, Cheng E, Huang P, Tebaldi T, Biancon G, Halene S, Hoppe A, Kim C, Gonzalez A, Krause D, Egan M, Gupta N, Murray T, Bruscia E. Ezrin drives adaptation of monocytes to the inflamed lung microenvironment. Cell Death & Disease 2024, 15: 864. PMID: 39613751, PMCID: PMC11607083, DOI: 10.1038/s41419-024-07255-8.Peer-Reviewed Original ResearchConceptsActivation of focal adhesion kinaseExtracellular matrixActin-binding proteinsFocal adhesion kinaseLung extracellular matrixKnock-out mouse modelProtein kinase signalingCortical cytoskeletonLoss of ezrinKinase signalingPlasma membraneCell migrationSignaling pathwayEzrinResponse to lipopolysaccharideTissue-resident macrophagesMouse modelLipopolysaccharideCytoskeletonEzrin expressionLung microenvironmentKinaseMonocyte recruitmentProteinAkt
2022
Recruited monocytes/macrophages drive pulmonary neutrophilic inflammation and irreversible lung tissue remodeling in cystic fibrosis
Öz H, Cheng E, Di Pietro C, Tebaldi T, Biancon G, Zeiss C, Zhang P, Huang P, Esquibies S, Britto C, Schupp J, Murray T, Halene S, Krause D, Egan M, Bruscia E. Recruited monocytes/macrophages drive pulmonary neutrophilic inflammation and irreversible lung tissue remodeling in cystic fibrosis. Cell Reports 2022, 41: 111797. PMID: 36516754, PMCID: PMC9833830, DOI: 10.1016/j.celrep.2022.111797.Peer-Reviewed Original ResearchConceptsC motif chemokine receptor 2Monocytes/macrophagesLung tissue damageCystic fibrosisTissue damageCF lungPulmonary neutrophilic inflammationPro-inflammatory environmentChemokine receptor 2CF lung diseaseNumber of monocytesSpecific therapeutic agentsGrowth factor βCF transmembrane conductance regulatorLung hyperinflammationLung neutrophiliaNeutrophilic inflammationNeutrophil inflammationInflammation contributesLung damageNeutrophil recruitmentLung diseaseLung tissueReceptor 2Therapeutic targetInflammasome activation in infected macrophages drives COVID-19 pathology
Sefik E, Qu R, Junqueira C, Kaffe E, Mirza H, Zhao J, Brewer JR, Han A, Steach HR, Israelow B, Blackburn HN, Velazquez SE, Chen YG, Halene S, Iwasaki A, Meffre E, Nussenzweig M, Lieberman J, Wilen CB, Kluger Y, Flavell RA. Inflammasome activation in infected macrophages drives COVID-19 pathology. Nature 2022, 606: 585-593. PMID: 35483404, PMCID: PMC9288243, DOI: 10.1038/s41586-022-04802-1.Peer-Reviewed Original ResearchConceptsInflammasome activationLung inflammationInflammatory responseInfected macrophagesSARS-CoV-2 infectionHuman macrophagesChronic lung pathologyPersistent lung inflammationSevere COVID-19Immune inflammatory responseInflammatory cytokine productionHumanized mouse modelNLRP3 inflammasome pathwayCOVID-19 pathologyCOVID-19SARS-CoV-2Productive viral cycleHyperinflammatory stateChronic stageIL-18Cytokine productionInflammatory cytokinesLung pathologyInflammasome pathwayInterleukin-1