2011
A Role for Matrix Metalloproteinase 9 in IFNγ-Mediated Injury in Developing Lungs
Harijith A, Choo-Wing R, Cataltepe S, Yasumatsu R, Aghai ZH, Janér J, Andersson S, Homer RJ, Bhandari V. A Role for Matrix Metalloproteinase 9 in IFNγ-Mediated Injury in Developing Lungs. American Journal Of Respiratory Cell And Molecular Biology 2011, 44: 621-630. PMID: 21216975, PMCID: PMC3095982, DOI: 10.1165/rcmb.2010-0058oc.Peer-Reviewed Original ResearchConceptsBronchopulmonary dysplasiaHuman bronchopulmonary dysplasiaLung architectureRole of IFNγMatrix metalloproteinase-9Caspase-3Final common pathwayMatrix metalloproteinases 2Downstream targetsImpaired alveolarizationLung injuryChemokine ligandMetalloproteinase-9IFNγ mRNAAngiopoietin-2Murine modelLittermate controlsPulmonary phenotypeMurine lungClinical relevanceLung phenotypeAngiopoietin-1IFNγMetalloproteinases 2Lung
2008
Acidic Mammalian Chitinase Is Secreted via an ADAM17/Epidermal Growth Factor Receptor-dependent Pathway and Stimulates Chemokine Production by Pulmonary Epithelial Cells*
Hartl D, He CH, Koller B, Da Silva CA, Homer R, Lee CG, Elias JA. Acidic Mammalian Chitinase Is Secreted via an ADAM17/Epidermal Growth Factor Receptor-dependent Pathway and Stimulates Chemokine Production by Pulmonary Epithelial Cells*. Journal Of Biological Chemistry 2008, 283: 33472-33482. PMID: 18824549, PMCID: PMC2586247, DOI: 10.1074/jbc.m805574200.Peer-Reviewed Original ResearchConceptsEpidermal growth factor receptorLung epithelial cellsAcidic mammalian chitinaseChemokine productionEpithelial cellsT helper cell type 2 inflammationEpidermal growth factor receptor-dependent pathwayAsthma-like responsesType 2 inflammationMammalian chitinaseEpithelial cell productionReceptor-dependent pathwayPulmonary epithelial cellsEGFR-dependent pathwayGrowth factor receptorCotransfection experimentsEffector responsesParacrine fashionEGFR inhibitionSecretionFactor receptorA549 cellsAMCaseRecombinant AMCaseRegulatory effects
2007
IL-18 Is Induced and IL-18 Receptor α Plays a Critical Role in the Pathogenesis of Cigarette Smoke-Induced Pulmonary Emphysema and Inflammation
Kang MJ, Homer RJ, Gallo A, Lee CG, Crothers KA, Cho SJ, Rochester C, Cain H, Chupp G, Yoon HJ, Elias JA. IL-18 Is Induced and IL-18 Receptor α Plays a Critical Role in the Pathogenesis of Cigarette Smoke-Induced Pulmonary Emphysema and Inflammation. The Journal Of Immunology 2007, 178: 1948-1959. PMID: 17237446, DOI: 10.4049/jimmunol.178.3.1948.Peer-Reviewed Original ResearchConceptsChronic obstructive lung diseaseObstructive lung diseaseIL-18Wild-type miceCigarette smokeLung diseasePulmonary emphysemaIL-18RalphaPathogenesis of CSEffects of CSAir-exposed miceIL-18 pathwayIL-18 receptor αIL-18R signalingTh1 inflammationPulmonary macrophagesEpithelial apoptosisReceptor αInflammationPotent stimulatorEmphysemaCaspase-1MiceCritical roleElevated levels
2005
ERK1/2 mitogen-activated protein kinase selectively mediates IL-13–induced lung inflammation and remodeling in vivo
Lee PJ, Zhang X, Shan P, Ma B, Lee CG, Homer RJ, Zhu Z, Rincon M, Mossman BT, Elias JA. ERK1/2 mitogen-activated protein kinase selectively mediates IL-13–induced lung inflammation and remodeling in vivo. Journal Of Clinical Investigation 2005, 116: 163-173. PMID: 16374521, PMCID: PMC1319220, DOI: 10.1172/jci25711.Peer-Reviewed Original ResearchConceptsIL-13-induced inflammationIL-13IL-13 expressionSTAT6-independent mannerIL-13 stimulationLung inflammationSpecific chemokinesTg miceEffector responsesSystemic administrationMMP-2Alveolar remodelingInflammationLungCritical rolePotent activationTissue effectsERK1/2 activationSTAT6ChemokinesInhibitor PD98059ERK1/2ERK1/2 mitogenRemodelingDiseaseRole of CCR5 in IFN-γ–induced and cigarette smoke–induced emphysema
Ma B, Kang MJ, Lee CG, Chapoval S, Liu W, Chen Q, Coyle AJ, Lora JM, Picarella D, Homer RJ, Elias JA. Role of CCR5 in IFN-γ–induced and cigarette smoke–induced emphysema. Journal Of Clinical Investigation 2005, 115: 3460-3472. PMID: 16284650, PMCID: PMC1280966, DOI: 10.1172/jci24858.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnnexin A5ApoptosisBronchoalveolar LavageCell DeathChemokinesDNADNA PrimersEmphysemaEnzyme-Linked Immunosorbent AssayFemaleImmunohistochemistryIn Situ Nick-End LabelingInflammationInterferon-gammaLigandsLungMacrophagesMatrix Metalloproteinase 9MiceMice, Inbred C57BLMice, TransgenicMutationPhenotypePulmonary AlveoliReceptors, CCR5Reverse Transcriptase Polymerase Chain ReactionRNA, MessengerSmokingTime FactorsConceptsCCR5 ligandsIFN-gammaPotent stimulatorCigarette smoke-induced inflammationCigarette smoke-induced emphysemaSecretory leukocyte protease inhibitorImportance of CCR5Murine emphysema modelPathogenesis of IFNRANTES/CCLSmoke-induced inflammationDNA injuryRole of CCR5Smoke-induced emphysemaLeukocyte protease inhibitorSelect chemokinesTh1 inflammationPulmonary inflammationEmphysema modelCXC chemokinesTissue destructionIFN-gamma stimulationMMP-9CCR5Cigarette smokeRegulation of lung injury and repair by Toll-like receptors and hyaluronan
Jiang D, Liang J, Fan J, Yu S, Chen S, Luo Y, Prestwich GD, Mascarenhas MM, Garg HG, Quinn DA, Homer RJ, Goldstein DR, Bucala R, Lee PJ, Medzhitov R, Noble PW. Regulation of lung injury and repair by Toll-like receptors and hyaluronan. Nature Medicine 2005, 11: 1173-1179. PMID: 16244651, DOI: 10.1038/nm1315.Peer-Reviewed Original ResearchConceptsAcute lung injuryLung injuryToll-like receptorsInflammatory responseTLR2-dependent mannerSera of individualsCell-specific overexpressionEpithelial cell apoptosisEpithelial cell integrityHyaluronan degradation productsChemokine productionInflammatory cellsTissue injuryExtracellular matrix glycosaminoglycan hyaluronanTransepithelial migrationInjuryCell surface hyaluronanHyaluronan fragmentsCell apoptosisBasal activationClearance resultsInflammationGlycosaminoglycan hyaluronanReceptorsHyaluronan
2004
Acidic Mammalian Chitinase in Asthmatic Th2 Inflammation and IL-13 Pathway Activation
Zhu Z, Zheng T, Homer RJ, Kim YK, Chen NY, Cohn L, Hamid Q, Elias JA. Acidic Mammalian Chitinase in Asthmatic Th2 Inflammation and IL-13 Pathway Activation. Science 2004, 304: 1678-1682. PMID: 15192232, DOI: 10.1126/science.1095336.Peer-Reviewed Original ResearchConceptsTh2 inflammationAcidic mammalian chitinaseIL-13-induced responsesPathway activationTh2-dominated disordersMammalian chitinaseAirway hyperresponsivenessAsthma modelT helperHuman asthmaChemokine inductionInterleukin-13Exaggerated quantitiesImportant mediatorEpithelial cellsAsthmaInflammationActivationHyperresponsivenessInfection
2000
Endogenous and Exogenous IL-6 Inhibit Aeroallergen-Induced Th2 Inflammation
Wang J, Homer R, Chen Q, Elias J. Endogenous and Exogenous IL-6 Inhibit Aeroallergen-Induced Th2 Inflammation. The Journal Of Immunology 2000, 165: 4051-4061. PMID: 11034416, DOI: 10.4049/jimmunol.165.7.4051.Peer-Reviewed Original ResearchMeSH KeywordsAdministration, IntranasalAerosolsAllergensAnimalsBronchial HyperreactivityChemokinesCytokinesGene Expression RegulationInflammationInterleukin-6LungMiceMice, Inbred BALB CMice, Inbred C57BLMice, Inbred CBAMice, KnockoutMice, TransgenicOvalbuminPlethysmography, Whole BodyPulmonary EosinophiliaRNA, MessengerTh2 CellsVascular Cell Adhesion Molecule-1ConceptsIL-6Wild-type miceIL-13 proteinTh2 inflammationBronchoalveolar lavageIL-4IL-5IFN-gammaSensitized wild-type miceIL-6-deficient miceMonocyte chemoattractant protein-1Exaggerated airway responseTh2-dominated inflammationBALB/c backgroundInflammatory protein-1alphaChemoattractant protein-1IL-6 productionExogenous IL-6Endothelial VCAM-1Airway responsesAirway responsivenessAsthmatic airwaysExaggerated inflammationDeficient miceVCAM-1