2022
Impaired TIGIT expression on B cells drives circulating follicular helper T cell expansion in multiple sclerosis
Asashima H, Axisa PP, Pham THG, Longbrake EE, Ruff WE, Lele N, Cohen I, Raddassi K, Sumida TS, Hafler DA. Impaired TIGIT expression on B cells drives circulating follicular helper T cell expansion in multiple sclerosis. Journal Of Clinical Investigation 2022, 132: e156254. PMID: 36250467, PMCID: PMC9566906, DOI: 10.1172/jci156254.Peer-Reviewed Original ResearchConceptsRelapsing-remitting multiple sclerosisMemory B cellsCTfh cellsB cellsTIGIT expressionMultiple sclerosisT cellsFollicular helper T cellsHealthy age-matched controlsB-cell depletionT cell expansionHelper T cellsAge-matched controlsB cell functionB-cell pathwayDifferential gene expression signaturesTfh cellsDisease activityGene expression signaturesCell depletionCD40 ligandTranscription factor TCF4Disease pathogenesisImmune systemNew MRI
2017
Podoplanin is a negative regulator of Th17 inflammation
Nylander AN, Ponath GD, Axisa PP, Mubarak M, Tomayko M, Kuchroo VK, Pitt D, Hafler DA. Podoplanin is a negative regulator of Th17 inflammation. JCI Insight 2017, 2: e92321. PMID: 28878118, PMCID: PMC5621890, DOI: 10.1172/jci.insight.92321.Peer-Reviewed Original ResearchConceptsT cellsIL-17IL-17 secretionDistinct cytokine profilesInflammatory gene signatureTh17-polarizing conditionsTh17 cellsCytokine profileCell subsetsInflammatory responseSkin biopsiesMouse modelPDPN expressionMultiple organsSkin diseasesGene signatureInflammationLymphatic systemCLEC-2PDPNRecent dataDifferent subpopulationsCellsTranscriptional profilesShRNA gene
2012
Induction and molecular signature of pathogenic TH17 cells
Lee Y, Awasthi A, Yosef N, Quintana FJ, Xiao S, Peters A, Wu C, Kleinewietfeld M, Kunder S, Hafler DA, Sobel RA, Regev A, Kuchroo VK. Induction and molecular signature of pathogenic TH17 cells. Nature Immunology 2012, 13: 991-999. PMID: 22961052, PMCID: PMC3459594, DOI: 10.1038/ni.2416.Peer-Reviewed Original Research
2011
An Innate Role for IL-17
Dominguez-Villar M, Hafler DA. An Innate Role for IL-17. Science 2011, 332: 47-48. PMID: 21454778, DOI: 10.1126/science.1205311.Peer-Reviewed Original ResearchConceptsImmune responseImmune dysregulation polyendocrinopathyAbnormal immune responseRegulatory immune cellsRegulatory T cellsHuman autoimmune disordersCytokine interleukin-17Normal immune responseTranscription factor Foxp3IL-17Interleukin-17Autoimmune disordersAutoimmune diseasesImmune cellsImmune system processFOXP3 geneFactor Foxp3T cellsImmune systemFungal infectionsGenetic mutationsHuman genetic mutationsCytokinesInfectionCell types
2010
TGF-β Induces IL-9 Production from Human Th17 Cells
Beriou G, Bradshaw EM, Lozano E, Costantino CM, Hastings WD, Orban T, Elyaman W, Khoury SJ, Kuchroo VK, Baecher-Allan C, Hafler DA. TGF-β Induces IL-9 Production from Human Th17 Cells. The Journal Of Immunology 2010, 185: 46-54. PMID: 20498357, PMCID: PMC2936106, DOI: 10.4049/jimmunol.1000356.Peer-Reviewed Original ResearchMeSH KeywordsAdultCell PolarityCells, CulturedCoculture TechniquesDiabetes Mellitus, Type 1Gene Expression RegulationHumansImmunohistochemistryInflammation MediatorsInterleukin-17Interleukin-9Middle AgedResting Phase, Cell CycleT-Lymphocytes, Helper-InducerTransforming Growth Factor beta1Young AdultConceptsCD4 T cellsIL-9 productionIL-17IL-9IL-1betaCD4 cellsProinflammatory cytokinesT cellsNaive cellsIL-9/ILCD4 T cell subsetsMemory CD4 T cellsNaive CD4 T cellsHuman naive CD4 T cellsTh17-inducing cytokinesT cell subsetsHuman autoimmune diseasesAutoimmune diabetesMemory CD4Th17 cellsTh2 cytokinesAutoimmune diseasesCell subsetsIL-4Inflammatory conditions
2009
On-Chip Activation and Subsequent Detection of Individual Antigen-Specific T Cells
Song Q, Han Q, Bradshaw EM, Kent SC, Raddassi K, Nilsson B, Nepom GT, Hafler DA, Love JC. On-Chip Activation and Subsequent Detection of Individual Antigen-Specific T Cells. Analytical Chemistry 2009, 82: 473-477. PMID: 20000848, PMCID: PMC2828941, DOI: 10.1021/ac9024363.Peer-Reviewed Original ResearchConceptsAntigen-specific T cellsAntigen-specific CD4T cellsAntigen-specific mannerType 1 diabetesMajor histocompatibility complex receptorIndividual CD4Multiple sclerosisAutoimmune diseasesPrimary T cellsCD4Subnanoliter wellsClinical samplesNumber of cellsComplex receptorSubsequent assessmentHuman tissuesCellsChip activationVivoActivationSclerosisDiabetesCytokinesDiseaseMonocytes from Patients with Type 1 Diabetes Spontaneously Secrete Proinflammatory Cytokines Inducing Th17 Cells
Bradshaw EM, Raddassi K, Elyaman W, Orban T, Gottlieb PA, Kent SC, Hafler DA. Monocytes from Patients with Type 1 Diabetes Spontaneously Secrete Proinflammatory Cytokines Inducing Th17 Cells. The Journal Of Immunology 2009, 183: 4432-4439. PMID: 19748982, PMCID: PMC2770506, DOI: 10.4049/jimmunol.0900576.Peer-Reviewed Original ResearchConceptsT cellsT1D subjectsImmune systemIL-17-secreting cellsIL-17-secreting T cellsProinflammatory cytokines IL-1betaProinflammatory T cellsEffector T cellsMemory T cellsLong-term patientsHealthy control subjectsCytokines IL-1betaIL-1R antagonistType 1 diabetesInnate immune systemAdaptive immune systemTh1/T1D patientsAutoimmune diseasesIL-6Control subjectsIL-1betaHealthy controlsMonocytesType 1IL-17–producing human peripheral regulatory T cells retain suppressive function
Beriou G, Costantino CM, Ashley CW, Yang L, Kuchroo VK, Baecher-Allan C, Hafler DA. IL-17–producing human peripheral regulatory T cells retain suppressive function. Blood 2009, 113: 4240-4249. PMID: 19171879, PMCID: PMC2676084, DOI: 10.1182/blood-2008-10-183251.Peer-Reviewed Original ResearchMeSH KeywordsAntigens, CDEnzyme-Linked Immunosorbent AssayFlow CytometryForkhead Transcription FactorsHLA-DR AntigensHumansImmune ToleranceInterleukin-17Interleukin-1betaInterleukin-6Lymphocyte ActivationReverse Transcriptase Polymerase Chain ReactionT-LymphocytesT-Lymphocytes, RegulatoryTransforming Growth Factor betaConceptsRegulatory T cellsIL-17Suppressive functionTreg clonesT cellsPeripheral regulatory T cellsProinflammatory cytokines IL-1betaSustained Foxp3 expressionIL-17 productionIL-17 secretionCytokines IL-1betaAutoimmune pathogenesisEffector cellsInterleukin-17Foxp3 expressionHuman TregsInflammatory milieuIL-6IL-1betaInflammatory conditionsImmune functionSuppressive activityTregsCellsRecent studies
2008
IL-21 and TGF-β are required for differentiation of human TH17 cells
Yang L, Anderson DE, Baecher-Allan C, Hastings WD, Bettelli E, Oukka M, Kuchroo VK, Hafler DA. IL-21 and TGF-β are required for differentiation of human TH17 cells. Nature 2008, 454: 350-352. PMID: 18469800, PMCID: PMC2760130, DOI: 10.1038/nature07021.Peer-Reviewed Original Research