2008
Endogenous IL-11 Signaling Is Essential in Th2- and IL-13–Induced Inflammation and Mucus Production
Lee CG, Hartl D, Matsuura H, Dunlop FM, Scotney PD, Fabri LJ, Nash AD, Chen NY, Tang CY, Chen Q, Homer RJ, Baca M, Elias JA. Endogenous IL-11 Signaling Is Essential in Th2- and IL-13–Induced Inflammation and Mucus Production. American Journal Of Respiratory Cell And Molecular Biology 2008, 39: 739-746. PMID: 18617680, PMCID: PMC2586049, DOI: 10.1165/rcmb.2008-0053oc.Peer-Reviewed Original ResearchConceptsIL-13 productionMucus productionIL-11Th2 inflammationIL-11RalphaAerosol antigen challengeAirway mucus productionBronchoalveolar lavage (BAL) inflammationPulmonary Th2 responsesLevels of IgEIL-13 responsesEndogenous IL-11Null mutant miceBAL inflammationMucus metaplasiaEosinophilic inflammationTh2 responsesAntigen challengeIL-11 receptorWT miceTh2 cytokinesIntraperitoneal administrationInflammationMucus responseMurine lung
2006
Transgenic Modeling of Transforming Growth Factor-β1
Lee CG, Kang HR, Homer RJ, Chupp G, Elias JA. Transgenic Modeling of Transforming Growth Factor-β1. Annals Of The American Thoracic Society 2006, 3: 418-423. PMID: 16799085, PMCID: PMC2658706, DOI: 10.1513/pats.200602-017aw.Peer-Reviewed Original ResearchConceptsTissue fibrosisMucus metaplasiaIL-13Alveolar remodelingSpecific chemokine receptorsTransforming Growth Factor-β1Vascular endothelial growth factorGrowth factor-β1Endothelial growth factorEosinophilic inflammationTh2 responsesVascular responsesChemokine receptorsCC chemokinesPathologic fibrosisMurine lungEpithelial apoptosisFactor-β1Transgenic miceFibrosisPotent stimulatorAdenosine metabolismIL-11Transgenic modelingInflammationAdenosine metabolism and murine strain–specific IL-4–induced inflammation, emphysema, and fibrosis
Ma B, Blackburn MR, Lee CG, Homer RJ, Liu W, Flavell RA, Boyden L, Lifton RP, Sun CX, Young HW, Elias JA. Adenosine metabolism and murine strain–specific IL-4–induced inflammation, emphysema, and fibrosis. Journal Of Clinical Investigation 2006, 116: 1274-1283. PMID: 16670768, PMCID: PMC1451205, DOI: 10.1172/jci26372.Peer-Reviewed Original ResearchConceptsIL-4C57BL/6 miceBALB/cAirway fibrosisEosinophilic inflammationAdenosine metabolismEmphysematous alveolar destructionTissue adenosine levelsAdenosine receptor expressionIL-4 inducesAdenosine deaminase activityAlveolar destructionTh1 cytokinesC57BL/6 animalsEmphysematous destructionAdenosine levelsReceptor expressionTg animalsMurine lungMetalloproteinase-2Alveolar remodelingTissue inhibitorFibrosisInflammationPremature death
2002
Cytokine Regulation of Mucus Production in a Model of Allergic Asthma
Cohn L, Whittaker L, Niu N, Homer RJ. Cytokine Regulation of Mucus Production in a Model of Allergic Asthma. Novartis Foundation Symposia 2002, 248: 201-220. PMID: 12568496, DOI: 10.1002/0470860790.ch13.BooksMeSH KeywordsAdministration, InhalationAnimalsAsthmaBronchoalveolar Lavage FluidCells, CulturedExocytosisGene Expression RegulationImmunizationInterferon-gammaInterferonsInterleukin-13Interleukin-13 Receptor alpha1 SubunitInterleukin-4Interleukin-5Interleukin-9Mast CellsMiceMice, TransgenicModels, AnimalMucinsMucusOvalbuminPeptide FragmentsPulmonary EosinophiliaRadiation ChimeraReceptors, Antigen, T-Cell, alpha-betaReceptors, InterleukinReceptors, Interleukin-13Receptors, Interleukin-4Respiratory SystemSignal TransductionTh1 CellsTh2 CellsConceptsAirway inflammationTh2 cellsMucus productionTh1 cellsT cell receptor transgenic CD4Airway inflammatory infiltrateDifferent lymphocyte subsetsBone marrow chimerasAbsence of interleukinAirway obstructionAllergic asthmaLymphocyte subsetsEosinophilic inflammationMucus hyperproductionInflammatory infiltrateClinical symptomsInflammatory cellsTh2 lymphocytesRecipient miceTh cellsTransgenic CD4Respiratory tractMast cellsCytokine regulationInflammationPulmonary type II cell hypertrophy and pulmonary lipoproteinosis are features of chronic IL-13 exposure
Homer RJ, Zheng T, Chupp G, He S, Zhu Z, Chen Q, Ma B, Hite RD, Gobran LI, Rooney SA, Elias JA. Pulmonary type II cell hypertrophy and pulmonary lipoproteinosis are features of chronic IL-13 exposure. American Journal Of Physiology - Lung Cellular And Molecular Physiology 2002, 283: l52-l59. PMID: 12060560, DOI: 10.1152/ajplung.00438.2001.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAsthmaBronchoalveolar Lavage FluidGene ExpressionHypertrophyImmunohistochemistryInterleukin-13MiceMice, Inbred C57BLMice, Inbred CBAMice, TransgenicProteolipidsPulmonary AlveoliPulmonary FibrosisPulmonary Surfactant-Associated Protein APulmonary Surfactant-Associated ProteinsPulmonary SurfactantsRNA, MessengerConceptsType II cell hypertrophyIL-13Cell hypertrophyChronic pulmonary conditionsPathogenesis of asthmaBronchoalveolar lavage fluidTh2-mediated immunityIL-13 exposureProminent interstitial fibrosisWild-type miceAirway hyperresponsivenessMucus metaplasiaEosinophilic inflammationPulmonary diseaseInterstitial fibrosisLavage fluidPulmonary conditionsTwo- to threefold increaseSurfactant accumulationLittermate controlsPotent stimulatorSurfactant phospholipidsFibrosisKey mediatorHypertrophy
2001
IL-4 Promotes Airway Eosinophilia by Suppressing IFN-γ Production: Defining a Novel Role for IFN-γ in the Regulation of Allergic Airway Inflammation
Cohn L, Herrick C, Niu N, Homer R, Bottomly K. IL-4 Promotes Airway Eosinophilia by Suppressing IFN-γ Production: Defining a Novel Role for IFN-γ in the Regulation of Allergic Airway Inflammation. The Journal Of Immunology 2001, 166: 2760-2767. PMID: 11160342, DOI: 10.4049/jimmunol.166.4.2760.Peer-Reviewed Original ResearchMeSH KeywordsAdministration, CutaneousAdministration, IntranasalAdoptive TransferAnimalsBone Marrow CellsBone Marrow TransplantationBronchiCell MovementDown-RegulationEosinophilsFemaleHematopoietic Stem CellsInflammationInterferon-gammaInterleukin-13Interleukin-4Interleukin-5MaleMiceMice, Inbred BALB CMice, KnockoutMice, TransgenicOvalbuminPulmonary EosinophiliaReceptors, InterferonRespiratory HypersensitivityTh2 CellsUp-RegulationConceptsAirway eosinophiliaIL-4IFN-gammaTh2 cellsAirway eosinophilsIL-5Allergic airway inflammationIFN-γ productionTh2 cell generationAirway inflammationEosinophilic inflammationLung eosinophiliaLung parenchymalTh2 cytokinesIntranasal administrationRespiratory tractLung tissueCounterregulatory effectsEosinophiliaCell transferEosinophilsHemopoietic cellsInflammationAirwayIFN