2023
IFN-γ Is Protective in Cytokine Release Syndrome-associated Extrapulmonary Acute Lung Injury.
Sun Y, Hu B, Stanley G, Harris ZM, Gautam S, Homer R, Koff JL, Rajagopalan G. IFN-γ Is Protective in Cytokine Release Syndrome-associated Extrapulmonary Acute Lung Injury. American Journal Of Respiratory Cell And Molecular Biology 2023, 68: 75-89. PMID: 36125351, PMCID: PMC9817908, DOI: 10.1165/rcmb.2022-0117oc.Peer-Reviewed Original ResearchConceptsCytokine release syndromeAcute lung injuryExtrapulmonary acute lung injuryIFN-γ KO miceIL-17ALung injuryKO miceStaphylococcal enterotoxin BRelease syndromeIL-17A KO miceSevere acute lung injuryAcute respiratory distress syndromeSystemic T cell activationEnterotoxin BAdaptive T lymphocytesDR3 transgenic miceNeutralization of IFNRespiratory distress syndromeHuman leukocyte antigenRole of IFNT cell cytokinesJanus kinase inhibitorS100A8/A9T cell activationALI parameters
2019
Transcriptional regulatory model of fibrosis progression in the human lung
McDonough JE, Ahangari F, Li Q, Jain S, Verleden SE, Herazo-Maya J, Vukmirovic M, DeIuliis G, Tzouvelekis A, Tanabe N, Chu F, Yan X, Verschakelen J, Homer RJ, Manatakis DV, Zhang J, Ding J, Maes K, De Sadeleer L, Vos R, Neyrinck A, Benos PV, Bar-Joseph Z, Tantin D, Hogg JC, Vanaudenaerde BM, Wuyts WA, Kaminski N. Transcriptional regulatory model of fibrosis progression in the human lung. JCI Insight 2019, 4 PMID: 31600171, PMCID: PMC6948862, DOI: 10.1172/jci.insight.131597.Peer-Reviewed Original ResearchConceptsIdiopathic pulmonary fibrosisAdvanced fibrosisAlveolar surface densityFibrosis progressionLung fibrosisHuman lungDynamic Regulatory Events MinerExtent of fibrosisIPF lungsPulmonary fibrosisControl lungsIPF tissueB lymphocytesFibrosisLungLinear mixed-effects modelsMixed-effects modelsGene expression changesSystems biology modelsDifferential gene expression analysisGene expression analysisProgressionGene expression networksRNA sequencingBiology models
2017
Thyroid hormone inhibits lung fibrosis in mice by improving epithelial mitochondrial function
Yu G, Tzouvelekis A, Wang R, Herazo-Maya JD, Ibarra GH, Srivastava A, de Castro JPW, DeIuliis G, Ahangari F, Woolard T, Aurelien N, Arrojo e Drigo R, Gan Y, Graham M, Liu X, Homer RJ, Scanlan TS, Mannam P, Lee PJ, Herzog EL, Bianco AC, Kaminski N. Thyroid hormone inhibits lung fibrosis in mice by improving epithelial mitochondrial function. Nature Medicine 2017, 24: 39-49. PMID: 29200204, PMCID: PMC5760280, DOI: 10.1038/nm.4447.Peer-Reviewed Original ResearchZika virus causes testicular atrophy
Uraki R, Hwang J, Jurado KA, Householder S, Yockey LJ, Hastings AK, Homer RJ, Iwasaki A, Fikrig E. Zika virus causes testicular atrophy. Science Advances 2017, 3: e1602899. PMID: 28261663, PMCID: PMC5321463, DOI: 10.1126/sciadv.1602899.Peer-Reviewed Original ResearchConceptsZika virusTesticular atrophyAcute viremic phaseZIKV-infected miceMosquito-borne flavivirusTestosterone-producing Leydig cellsProgressive testicular atrophyZIKV persistenceFetal infectionViremic phaseNeonatal abnormalitiesSerum testosteroneZIKV infectionNeurological dysfunctionSubcutaneous injectionZIKV replicationLeydig cellsVirus replicationVertical transmissionEpithelial cellsMiceViral RNAReproductive deficienciesAtrophyMale fertility
2016
Plexin C1 deficiency permits synaptotagmin 7–mediated macrophage migration and enhances mammalian lung fibrosis
Peng X, Moore M, Mathur A, Zhou Y, Sun H, Gan Y, Herazo‐Maya J, Kaminski N, Hu X, Pan H, Ryu C, Osafo‐Addo A, Homer RJ, Feghali‐Bostwick C, Fares W, Gulati M, Hu B, Lee C, Elias JA, Herzog EL. Plexin C1 deficiency permits synaptotagmin 7–mediated macrophage migration and enhances mammalian lung fibrosis. The FASEB Journal 2016, 30: 4056-4070. PMID: 27609773, PMCID: PMC5102121, DOI: 10.1096/fj.201600373r.Peer-Reviewed Original ResearchConceptsLung fibrosisPlexin C1Macrophage migrationPulmonary fibrosisBone marrow-derived cellsSynaptotagmin-7Idiopathic pulmonary fibrosisInterstitial lung diseaseMarrow-derived cellsTGF-β1 overexpressionFatal conditionLung diseaseMonocyte migrationUnrecognized observationCollagen accumulationFibrosisMice showBoyden chamberGenetic deletionLungMouse macrophagesSemaphorin receptorsMacrophagesC1s deficiencyDeficiencyIncreased susceptibility of Cftr−/− mice to LPS-induced lung remodeling
Bruscia E, Zhang P, Barone C, Scholte BJ, Homer R, Krause D, Egan ME. Increased susceptibility of Cftr−/− mice to LPS-induced lung remodeling. American Journal Of Physiology - Lung Cellular And Molecular Physiology 2016, 310: l711-l719. PMID: 26851259, PMCID: PMC4836110, DOI: 10.1152/ajplung.00284.2015.Peer-Reviewed Original ResearchConceptsLung pathologyCF miceImmune responseWT miceChronic inflammationCystic fibrosisAbnormal immune responseChronic pulmonary infectionPersistent immune responseWild-type littermatesCF mouse modelsPseudomonas aeruginosa lipopolysaccharideCF lung pathologyPulmonary infectionChronic administrationLPS exposurePersistent inflammationLung remodelingWT littermatesLung tissueOverall pathologyMouse modelInflammationChronic exposureBacterial productsRole of Nitric Oxide Isoforms in Vascular and Alveolar Development and Lung Injury in Vascular Endothelial Growth Factor Overexpressing Neonatal Mice Lungs
Syed MA, Choo-Wing R, Homer RJ, Bhandari V. Role of Nitric Oxide Isoforms in Vascular and Alveolar Development and Lung Injury in Vascular Endothelial Growth Factor Overexpressing Neonatal Mice Lungs. PLOS ONE 2016, 11: e0147588. PMID: 26799210, PMCID: PMC4723240, DOI: 10.1371/journal.pone.0147588.Peer-Reviewed Original ResearchConceptsVascular endothelial growth factorEndothelial growth factorVascular markersRoom airVascular permeabilityMouse lungLung developmentVEGF overexpressionDifferent nitric oxide synthase isoformsNitric oxide synthase isoformsGrowth factorInhibition of NOS1Inhibition of NOS2Nitric oxide isoformsOxidative stress markersNeonatal mouse lungNOS1 inhibitionNOS1 inhibitorInjury markersLung injuryLung vascularNewborn lungNOS pathwayAlveolar developmentPostnatal day
2015
Conditional overexpression of TGFβ1 promotes pulmonary inflammation, apoptosis and mortality via TGFβR2 in the developing mouse lung
Sureshbabu A, Syed MA, Boddupalli CS, Dhodapkar MV, Homer RJ, Minoo P, Bhandari V. Conditional overexpression of TGFβ1 promotes pulmonary inflammation, apoptosis and mortality via TGFβR2 in the developing mouse lung. Respiratory Research 2015, 16: 4. PMID: 25591994, PMCID: PMC4307226, DOI: 10.1186/s12931-014-0162-6.Peer-Reviewed Original ResearchMeSH KeywordsAcute Lung InjuryAlveolar Epithelial CellsAnimalsAnimals, NewbornApoptosisDisease Models, AnimalGenotypeHumansHyperoxiaLungMice, Inbred C57BLMice, KnockoutMice, TransgenicPhenotypePneumoniaProtein Serine-Threonine KinasesReceptor, Transforming Growth Factor-beta Type IIReceptors, Transforming Growth Factor betaSignal TransductionTime FactorsTransforming Growth Factor beta1Up-RegulationConceptsImpaired alveolarizationBronchopulmonary dysplasiaAlveolar epithelial cellsPulmonary inflammationPulmonary phenotypeMouse lungAcute lung injuryType II alveolar epithelial cellsApoptotic cell deathCell deathNewborn mouse lungPotential therapeutic strategyGrowth factor betaNull mutant miceLung injuryImproved survivalNeonatal mortalityMonocyte infiltrationAbnormal alveolarizationAngiogenic mediatorsInflammatory signalsTGFβ1 expressionTherapeutic strategiesInflammatory macrophagesLung morphometry
2014
Chitinase 3–Like 1 Suppresses Injury and Promotes Fibroproliferative Responses in Mammalian Lung Fibrosis
Zhou Y, Peng H, Sun H, Peng X, Tang C, Gan Y, Chen X, Mathur A, Hu B, Slade MD, Montgomery RR, Shaw AC, Homer RJ, White ES, Lee CM, Moore MW, Gulati M, Lee CG, Elias JA, Herzog EL. Chitinase 3–Like 1 Suppresses Injury and Promotes Fibroproliferative Responses in Mammalian Lung Fibrosis. Science Translational Medicine 2014, 6: 240ra76. PMID: 24920662, PMCID: PMC4340473, DOI: 10.1126/scitranslmed.3007096.Peer-Reviewed Original ResearchConceptsIdiopathic pulmonary fibrosisCHI3L1 levelsChitinase 3Lungs of patientsAlternative macrophage activationLevel of apoptosisAcute exacerbationFibroproliferative repairLung transplantationDisease exacerbationInjury phaseAmbulatory patientsEpithelial injuryPulmonary fibrosisIPF populationLung fibrosisMacrophage accumulationCHI3L1 expressionFibrotic phaseDisease progressionProfibrotic roleFibroproliferative responseMacrophage activationMyofibroblast transformationProtective role
2012
Increased Hyperoxia-Induced Lung Injury in Nitric Oxide Synthase 2 Null Mice Is Mediated via Angiopoietin 2
Bhandari V, Choo-Wing R, Harijith A, Sun H, Syed MA, Homer RJ, Elias JA. Increased Hyperoxia-Induced Lung Injury in Nitric Oxide Synthase 2 Null Mice Is Mediated via Angiopoietin 2. American Journal Of Respiratory Cell And Molecular Biology 2012, 46: 668-676. PMID: 22227562, PMCID: PMC3359903, DOI: 10.1165/rcmb.2011-0074oc.Peer-Reviewed Original ResearchConceptsHyperoxic acute lung injuryNOS/nitric oxideNitric oxideLung injuryAngiopoietin-2Pathogenesis of HALIAlveolar-capillary protein leakAcute respiratory distress syndromeHyperoxia-Induced Lung InjuryAcute lung injuryRespiratory distress syndromeImportant protective roleCell deathBronchopulmonary dysplasiaDistress syndromeSupplemental oxygenNb miceProtein leakTissue injuryProtective roleNewbornsNull micePremature deathAdult controlsAng2
2011
Role of semaphorin 7a signaling in transforming growth factor β1–induced lung fibrosis and scleroderma‐related interstitial lung disease
Gan Y, Reilkoff R, Peng X, Russell T, Chen Q, Mathai SK, Homer R, Gulati M, Siner J, Elias J, Bucala R, Herzog E. Role of semaphorin 7a signaling in transforming growth factor β1–induced lung fibrosis and scleroderma‐related interstitial lung disease. Arthritis & Rheumatism 2011, 63: 2484-2494. PMID: 21484765, PMCID: PMC3651701, DOI: 10.1002/art.30386.Peer-Reviewed Original ResearchConceptsPeripheral blood mononuclear cellsInterstitial lung diseaseBone marrow-derived cellsMarrow-derived cellsSemaphorin 7AGrowth factor-β1Lung diseaseLung fibrosisFactor-β1Human peripheral blood mononuclear cellsNormal human peripheral blood mononuclear cellsSemaphorin 7a expressionBone marrow transplantationBlood mononuclear cellsReceptor β1 integrinΒ1 integrinFibrocyte differentiationMarrow transplantationPulmonary fibrosisMononuclear cellsProfibrotic effectsTGFβ1 geneMurine modelFibrosisTissue accumulationAirway Epithelial MyD88 Restores Control of Pseudomonas aeruginosa Murine Infection via an IL-1–Dependent Pathway
Mijares LA, Wangdi T, Sokol C, Homer R, Medzhitov R, Kazmierczak BI. Airway Epithelial MyD88 Restores Control of Pseudomonas aeruginosa Murine Infection via an IL-1–Dependent Pathway. The Journal Of Immunology 2011, 186: 7080-7088. PMID: 21572023, PMCID: PMC3110630, DOI: 10.4049/jimmunol.1003687.Peer-Reviewed Original ResearchConceptsInnate immune responseImmune responseMyD88-dependent innate immune responsesIL-1-dependent pathwayBone marrow chimeric miceProtective innate immune responseP. aeruginosaNovel transgenic mouse modelVentilator-associated pneumoniaIL-1R signalingTransgenic mouse modelP. aeruginosa infectionEpithelial cell responsesRadio-resistant cellsIntranasal infectionMyD88 expressionMultiple TLR pathwaysMyD88 functionAeruginosa infectionMouse modelTLR pathwayMurine infectionChimeric miceCell responsesInfection
2010
Epithelial reticulon 4B (Nogo-B) is an endogenous regulator of Th2-driven lung inflammation
Wright PL, Yu J, Di YP, Homer RJ, Chupp G, Elias JA, Cohn L, Sessa WC. Epithelial reticulon 4B (Nogo-B) is an endogenous regulator of Th2-driven lung inflammation. Journal Of Experimental Medicine 2010, 207: 2595-2607. PMID: 20975041, PMCID: PMC2989775, DOI: 10.1084/jem.20100786.Peer-Reviewed Original ResearchConceptsLung inflammationTh2-mediated lung inflammationSevere human asthmaAsthma-like phenotypeNonallergic miceHuman asthmaInflammation resultsKO miceLung tissueNogo expressionAirway epitheliumSmooth muscleReticulon 4BTransgenic miceLung epitheliumEpithelial reconstitutionMiceMarked reductionProtective genesEndogenous regulatorNogoInflammationLungPLUNCTransgenic expressionInhibition of pulmonary fibrosis in mice by CXCL10 requires glycosaminoglycan binding and syndecan-4
Jiang D, Liang J, Campanella GS, Guo R, Yu S, Xie T, Liu N, Jung Y, Homer R, Meltzer EB, Li Y, Tager AM, Goetinck PF, Luster AD, Noble PW. Inhibition of pulmonary fibrosis in mice by CXCL10 requires glycosaminoglycan binding and syndecan-4. Journal Of Clinical Investigation 2010, 120: 2049-2057. PMID: 20484822, PMCID: PMC2877927, DOI: 10.1172/jci38644.Peer-Reviewed Original ResearchConceptsPulmonary fibrosisCXCL10 proteinAcute lung injuryExcess extracellular matrix productionLung fibroblast migrationSyndecan-4Myofibroblast recruitmentLung injuryLung functionSubsequent fibrosisNeutrophil recruitmentInterstitial fibrosisWT miceIntratracheal instillationSyndecan-4 expressionNovel therapiesMigration of fibroblastsFibrosisBleomycin treatmentCXCL10Fibroblast recruitmentExtracellular matrix productionHeparan sulfate proteoglycan syndecan-4Interstitial compartmentMice
2009
A sensory neuronal ion channel essential for airway inflammation and hyperreactivity in asthma
Caceres AI, Brackmann M, Elia MD, Bessac BF, del Camino D, D'Amours M, Witek JS, Fanger CM, Chong JA, Hayward NJ, Homer RJ, Cohn L, Huang X, Moran MM, Jordt SE. A sensory neuronal ion channel essential for airway inflammation and hyperreactivity in asthma. Proceedings Of The National Academy Of Sciences Of The United States Of America 2009, 106: 9099-9104. PMID: 19458046, PMCID: PMC2684498, DOI: 10.1073/pnas.0900591106.Peer-Reviewed Original ResearchConceptsAsthmatic airway inflammationAirway inflammationAirway hyperreactivityAllergen challengeHC-030031Airway allergen challengeEndogenous TRPA1 agonistsMurine ovalbumin modelImpaired inflammatory responseTreatment of asthmaRole of TRPA1Wild-type miceAirway epithelial functionAllergic inflammatory conditionsPromising pharmacological targetNeuronal ion channelsLipid peroxidation productsIon channelsAllergic asthmaAirway exposureEosinophil infiltrationLeukocyte infiltrationContractile stimuliInflammatory disordersOvalbumin modelRole of breast regression protein 39 (BRP-39)/chitinase 3-like-1 in Th2 and IL-13–induced tissue responses and apoptosis
Lee CG, Hartl D, Lee GR, Koller B, Matsuura H, Da Silva CA, Sohn MH, Cohn L, Homer RJ, Kozhich AA, Humbles A, Kearley J, Coyle A, Chupp G, Reed J, Flavell RA, Elias JA. Role of breast regression protein 39 (BRP-39)/chitinase 3-like-1 in Th2 and IL-13–induced tissue responses and apoptosis. Journal Of Experimental Medicine 2009, 206: 1149-1166. PMID: 19414556, PMCID: PMC2715037, DOI: 10.1084/jem.20081271.Peer-Reviewed Original ResearchConceptsBRP-39/YKLBreast regression protein 39YKL-40BRP-39Th2 responsesIL-13-induced tissue responsesDendritic cell accumulationAlternative macrophage activationApoptosis/cell deathProtein 39Protein kinase B/AktTh2 inflammationDisease activityAntigen sensitizationEffector phaseTissue inflammationExaggerated quantitiesPulmonary epitheliumTherapeutic targetMacrophage activationTransgenic miceCell accumulationFas expressionNovel regulatory roleMice
2007
Airway Epithelial STAT3 Is Required for Allergic Inflammation in a Murine Model of Asthma
Simeone-Penney MC, Severgnini M, Tu P, Homer RJ, Mariani TJ, Cohn L, Simon AR. Airway Epithelial STAT3 Is Required for Allergic Inflammation in a Murine Model of Asthma. The Journal Of Immunology 2007, 178: 6191-6199. PMID: 17475846, DOI: 10.4049/jimmunol.178.10.6191.Peer-Reviewed Original ResearchConceptsHouse dust miteAirway epitheliumAllergic inflammationRole of STAT3Murine modelNovel asthma therapiesSignificant decreaseSTAT3 activationTh2 cell recruitmentAcute phase responseWild-type animalsAirway hyperresponsivenessAirway eosinophiliaAirway inflammationAllergic asthmaAsthma therapyChronic asthmaLung inflammationC57BL/6 miceAllergic responsesDust miteEpithelial STAT3Immune cellsSmooth muscleSTAT3 transcription factorIL-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
2006
IL9 leads to airway inflammation by inducing IL13 expression in airway epithelial cells
Temann UA, Laouar Y, Eynon EE, Homer R, Flavell RA. IL9 leads to airway inflammation by inducing IL13 expression in airway epithelial cells. International Immunology 2006, 19: 1-10. PMID: 17101709, DOI: 10.1093/intimm/dxl117.Peer-Reviewed Original ResearchConceptsAirway epithelial cellsLung inflammationTg miceEnhanced lung inflammationEosinophilic lung inflammationEpithelial cellsMast cell hyperplasiaAsthma-like phenotypeRecombinase-activating genes 1IL13 levelsMucus hypersecretionCell hyperplasiaInflammatory cytokinesLung pathologyLung sectionsT cellsMast cellsMucus productionIL13 expressionB cellsLung epitheliumTransgenic miceInflammationIL13LungRole of 5-Lipoxygenase in IL-13-Induced Pulmonary Inflammation and Remodeling
Shim YM, Zhu Z, Zheng T, Lee CG, Homer RJ, Ma B, Elias JA. Role of 5-Lipoxygenase in IL-13-Induced Pulmonary Inflammation and Remodeling. The Journal Of Immunology 2006, 177: 1918-1924. PMID: 16849505, DOI: 10.4049/jimmunol.177.3.1918.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsArachidonate 5-LipoxygenaseChronic DiseaseDinoprostoneInflammationInterleukin-13LeukotrienesLungMatrix Metalloproteinase 12MetalloendopeptidasesMiceMice, Inbred C57BLMice, KnockoutMice, TransgenicPulmonary AlveoliPulmonary FibrosisSignal TransductionTransforming Growth Factor betaTransforming Growth Factor beta1ConceptsIL-13-induced inflammationIL-13Transgenic IL-13Activation of TGFMatrix metalloproteinase-12Th2 inflammationPulmonary inflammationC57BL/6 miceChronic inflammationCysteinyl LTsFibrotic responseLevels of mRNATissue fibrosisLT metabolismInflammationAlveolar remodelingReceptor 1Metalloproteinase-12Pathway activationExaggerated levelsOptimal stimulationCytosolic phospholipasePathogenesisActivation pathwayRemodeling