2023
Sputum alarmins delineate distinct T2 cytokine pathways and unique subtypes of patients with asthma
Gautam S, Chu J, Cohen A, Kaur R, Lee S, Wilson G, Liu Q, Gomez J, Rajaveen H, Yan X, Cohn L, Clark B, Chupp G. Sputum alarmins delineate distinct T2 cytokine pathways and unique subtypes of patients with asthma. Allergy 2023, 78: 3274-3277. PMID: 37874609, PMCID: PMC10842366, DOI: 10.1111/all.15915.Peer-Reviewed Original ResearchDifferences in Mortality Among Patients With Asthma and COPD Hospitalized With COVID-19
Liu Y, Rajeevan H, Simonov M, Lee S, Wilson F, Desir G, Vinetz J, Yan X, Wang Z, Clark B, Possick J, Price C, Lutchmansingh D, Ortega H, Zaeh S, Gomez J, Cohn L, Gautam S, Chupp G. Differences in Mortality Among Patients With Asthma and COPD Hospitalized With COVID-19. The Journal Of Allergy And Clinical Immunology In Practice 2023, 11: 3383-3390.e3. PMID: 37454926, PMCID: PMC10787810, DOI: 10.1016/j.jaip.2023.07.006.Peer-Reviewed Original ResearchConceptsChronic obstructive pulmonary diseaseType 2 inflammationCOVID-19 severitySOFA scoreAirway diseaseNoneosinophilic asthmaSequential Organ Failure Assessment scoreOrgan Failure Assessment scoreSevere coronavirus disease 2019Higher SOFA scoreMedian SOFA scoreRetrospective cohort studyObstructive pulmonary diseaseOdds of mortalityLower SOFA scoresCells/μLCOVID-19 outcomesCoronavirus disease 2019Logistic regression analysisCOVID-19Clinical confoundersAsthma patientsCohort studyImmunological factorsClinical features
2022
The long-term effect of dupilumab on dyspnea, sleep, and activity in oral corticosteroid-dependent severe asthma
Sher L, Passalacqua G, Taillé C, Cohn L, Daizadeh N, Pandit-Abid N, Soler X, Khodzhayev A, Jacob-Nara J, Deniz Y, Rowe P, Nag A, Zhang Y. The long-term effect of dupilumab on dyspnea, sleep, and activity in oral corticosteroid-dependent severe asthma. Annals Of Allergy Asthma & Immunology 2022, 130: 298-304. PMID: 36509407, DOI: 10.1016/j.anai.2022.12.002.Peer-Reviewed Original ResearchConceptsPlacebo-treated patientsSevere asthmaActivity limitationsDose reductionAQLQ scoresDupilumab groupWeek 24Open-label extensionProportion of patientsType 2 inflammationHuman monoclonal antibodyQuality of lifeOral corticosteroidsOCS useInterleukin-4Long-term effectsAsthmaPatientsSymptomsMonoclonal antibodiesSleepReceptor componentsDupilumabDyspneaWeeks
2011
IFN-γ Acts on the Airway Epithelium To Inhibit Local and Systemic Pathology in Allergic Airway Disease
Mitchell C, Provost K, Niu N, Homer R, Cohn L. IFN-γ Acts on the Airway Epithelium To Inhibit Local and Systemic Pathology in Allergic Airway Disease. The Journal Of Immunology 2011, 187: 3815-3820. PMID: 21873527, PMCID: PMC3178669, DOI: 10.4049/jimmunol.1100436.Peer-Reviewed Original ResearchConceptsAirway epitheliumAllergic airway inflammationAllergic airway diseaseTh2 cell activationGoal of therapyProduction of IFNAdministration of medicationsSystemic side effectsAirway mucosal surfaceAirway epithelial cellsSites of inflammationIFN-γ actionAirway inflammationAirway obstructionPersistent asthmaRefractory asthmaAirway diseaseIFN-γRTh1 cellsPathological responseSystemic pathologyEffector functionsSide effectsBone marrowAsthma
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 expression
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 model
2007
A Novel Pathway That Regulates Inflammatory Disease in the Respiratory Tract
Niu N, Le Goff MK, Li F, Rahman M, Homer RJ, Cohn L. A Novel Pathway That Regulates Inflammatory Disease in the Respiratory Tract. The Journal Of Immunology 2007, 178: 3846-3855. PMID: 17339484, DOI: 10.4049/jimmunol.178.6.3846.Peer-Reviewed Original ResearchConceptsAirway inflammationInflammatory diseasesRespiratory tractTh2-induced airway inflammationChronic airway inflammatory diseaseLymphocyte-deficient miceState of immunosuppressionAcute airway inflammationAirway inflammatory diseasesEffector Th cellsTh2 cells resultsAirway hyperresponsivenessInflammation wanesTh2 modelEffector Th1Respiratory illnessTh cellsInhalational exposureInflammationInhibitory effectSuch diseasesDiseaseStriking inhibitionTh1Localized treatment
2004
Asthma: Mechanisms of Disease Persistence and Progression
Cohn L, Elias JA, Chupp GL. Asthma: Mechanisms of Disease Persistence and Progression. Annual Review Of Immunology 2004, 22: 789-815. PMID: 15032597, DOI: 10.1146/annurev.immunol.22.012703.104716.BooksConceptsIL-13Key effector cytokineAnti-inflammatory therapyIL-13 productionProduction of chemokinesProgression of diseaseAirway fibrosisAllergic asthmaAirway remodelingEffector cytokinesEosinophilic inflammationPersistent diseaseTh2 cytokinesEpithelial damageDisease progressionInflammatory responseTh2 cellsMucus productionSmooth muscleBronchial airwaysMatrix metalloproteinasesAnimal dataAsthmaDisease persistenceInflammation
2001
A critical role for NF-κB in Gata3 expression and TH2 differentiation in allergic airway inflammation
Das J, Chen C, Yang L, Cohn L, Ray P, Ray A. A critical role for NF-κB in Gata3 expression and TH2 differentiation in allergic airway inflammation. Nature Immunology 2001, 2: 45-50. PMID: 11135577, DOI: 10.1038/83158.Peer-Reviewed Original ResearchConceptsAllergic airway inflammationT helper 2GATA-3 expressionTh2 differentiationAirway inflammationGATA3 expressionAirway eosinophilic inflammationTh2 cytokine productionT-bet expressionInterferon-γ ProductionTh2 cell recruitmentTranscription factor GATA-3NF-κB activityNuclear factor κBT cell receptorEosinophilic inflammationHelper 2Asthma pathogenesisCytokine productionIL-13IL-5Th2 cellsT cellsInterleukin-4Cell recruitment
2000
T-helper type 2 cell-directed therapy for asthma
Cohn L, Ray A. T-helper type 2 cell-directed therapy for asthma. Pharmacology & Therapeutics 2000, 88: 187-196. PMID: 11150597, DOI: 10.1016/s0163-7258(00)00091-7.BooksConceptsTh2 cell differentiationT helper type 2 cellsNew immunomodulatory strategiesCell-directed therapiesChronic inflammatory diseaseTh2 cell functionType 2 cellsTh cell developmentImmunomodulatory strategiesPathophysiologic abnormalitiesInflammatory diseasesRespiratory tractTh2 cellsImmune responseTraditional therapiesCell differentiationBronchial airwaysAsthmaTherapyCell functionCell effectsCytokinesDiseaseCell developmentMolecular mechanisms
1999
T Helper 1 Cells and Interferon γ Regulate Allergic Airway Inflammation and Mucus Production
Cohn L, Homer R, Niu N, Bottomly K. T Helper 1 Cells and Interferon γ Regulate Allergic Airway Inflammation and Mucus Production. Journal Of Experimental Medicine 1999, 190: 1309-1318. PMID: 10544202, PMCID: PMC2195688, DOI: 10.1084/jem.190.9.1309.Peer-Reviewed Original ResearchConceptsTh1 cellsTh2 cellsMucus productionAirway eosinophiliaIFN-gammaRecipient miceAirway inflammationIFN-gamma receptor signalingT helper type 1T helper 1 cellsAllergic airway inflammationTh2 cytokine secretionHelper type 1Different inhibitory pathwaysAsthmatic patientsPathologic featuresCytokine secretionInflammatory responseRespiratory tractEosinophiliaInhibitory pathwaysMouse modelInflammationType 1Marked reductionInhibition of Allergic Inflammation in a Murine Model of Asthma by Expression of a Dominant-Negative Mutant of GATA-3
Zhang D, Yang L, Cohn L, Parkyn L, Homer R, Ray P, Ray A. Inhibition of Allergic Inflammation in a Murine Model of Asthma by Expression of a Dominant-Negative Mutant of GATA-3. Immunity 1999, 11: 473-482. PMID: 10549629, DOI: 10.1016/s1074-7613(00)80122-3.Peer-Reviewed Original ResearchMeSH KeywordsAerosolsAmino Acid SubstitutionAnimalsAsthmaBronchoalveolar Lavage FluidDNA-Binding ProteinsDrug HypersensitivityEosinophiliaGATA3 Transcription FactorGene Expression RegulationGenes, DominantImmunizationImmunoglobulin EInflammationInterleukin-13Interleukin-4Interleukin-5LungMiceMice, Inbred C57BLMice, TransgenicMucusMutagenesis, Site-DirectedOvalbuminTh2 CellsTrans-ActivatorsConceptsCytokines IL-4GATA-3IL-13IL-4IL-5Th2 cytokines IL-4Pathogenesis of asthmaTreatment of asthmaTranscription factor GATA-3Potential therapeutic targetAirway eosinophiliaTh2 responsesAllergic inflammationAllergic diseasesTh2 cytokinesT-cell-specific fashionTh1 cellsIgE synthesisTh2 cellsMucus productionMurine modelTherapeutic targetTransgenic miceAsthmaDominant negative mutant
1998
Essential Role of Nuclear Factor κB in the Induction of Eosinophilia in Allergic Airway Inflammation
Yang L, Cohn L, Zhang D, Homer R, Ray A, Ray P. Essential Role of Nuclear Factor κB in the Induction of Eosinophilia in Allergic Airway Inflammation. Journal Of Experimental Medicine 1998, 188: 1739-1750. PMID: 9802985, PMCID: PMC2212522, DOI: 10.1084/jem.188.9.1739.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigensAsthmaBase SequenceChemokine CCL11Chemokines, CCCytokinesDNA PrimersEosinophiliaGene ExpressionInflammationIntercellular Adhesion Molecule-1Interleukin-4Interleukin-5LungMiceMice, Inbred C57BLMice, KnockoutNF-kappa BNF-kappa B p50 SubunitOvalbuminReverse Transcriptase Polymerase Chain ReactionTh2 CellsVascular Cell Adhesion Molecule-1ConceptsAirway inflammationEosinophil-rich airway inflammationTh2 cytokine interleukin-5Adhesion molecules VCAM-1Chemokine macrophage inflammatory proteinCell adhesion molecule VCAM-1Allergic airway inflammationEosinophilic airway inflammationT cell primingPathogenesis of asthmaT helper 2T cell recruitmentInduction of eosinophiliaMacrophage inflammatory proteinCytokines interleukin-5Wild-type miceSites of inflammationNuclear factor κBAllergic asthmaAsthmatic airwaysHelper 2Cell primingInflammatory proteinMIP-1betaExtravasation of eosinophils