2012
The TIGIT/CD226 Axis Regulates Human T Cell Function
Lozano E, Dominguez-Villar M, Kuchroo V, Hafler DA. The TIGIT/CD226 Axis Regulates Human T Cell Function. The Journal Of Immunology 2012, 188: 3869-3875. PMID: 22427644, PMCID: PMC3324669, DOI: 10.4049/jimmunol.1103627.Peer-Reviewed Original ResearchMeSH KeywordsAntibodies, MonoclonalAntigens, Differentiation, T-LymphocyteCD4-Positive T-LymphocytesCell CommunicationCell ProliferationCells, CulturedCytokinesDendritic CellsGATA3 Transcription FactorGene Expression RegulationHumansImmune ToleranceReceptors, ImmunologicReceptors, VirusRNA, Small InterferingSignal TransductionT-Box Domain ProteinsConceptsT cell functionT cellsAutoimmune diseasesT-betTIGIT/CD226 axisHuman T cell responsesT cell-intrinsic mannerHuman T cell functionAlternative costimulatory pathwaysT cell responsesCell functionDendritic cell surfaceHuman autoimmune diseasesIL-10 expressionT cell IgIFN regulatory factor 4T cell proliferationOrphan receptor CDirect inhibitory effectIFN-γ mRNACell-intrinsic mannerRegulatory factor 4TIGIT expressionTIGIT knockdownTolerogenic phenotype
2009
Soluble IL-2RA Levels in Multiple Sclerosis Subjects and the Effect of Soluble IL-2RA on Immune Responses
Maier LM, Anderson DE, Severson CA, Baecher-Allan C, Healy B, Liu DV, Wittrup KD, De Jager PL, Hafler DA. Soluble IL-2RA Levels in Multiple Sclerosis Subjects and the Effect of Soluble IL-2RA on Immune Responses. The Journal Of Immunology 2009, 182: 1541-1547. PMID: 19155502, PMCID: PMC3992946, DOI: 10.4049/jimmunol.182.3.1541.Peer-Reviewed Original ResearchConceptsMultiple sclerosisIL-2 receptorMS subjectsHealthy controlsOrgan-specific autoimmune disordersChronic systemic inflammationType 1 diabetesT cell proliferationMultiple sclerosis subjectsStrong genetic factorIL-2 signalingSIL-2RaSystemic inflammationAutoimmune disordersImmunological perturbationsAutoimmune diseasesIL-2RAControl subjectsMS casesSerum concentrationsDisease onsetSpecific allelic variantsImmune responseAggressive formDisease risk
2002
GAD65-reactive T cells are activated in patients with autoimmune type 1a diabetes
Viglietta V, Kent SC, Orban T, Hafler DA. GAD65-reactive T cells are activated in patients with autoimmune type 1a diabetes. Journal Of Clinical Investigation 2002, 109: 895-903. PMID: 11927616, PMCID: PMC150925, DOI: 10.1172/jci14114.Peer-Reviewed Original ResearchMeSH KeywordsAbataceptAdultAntigens, CDAntigens, DifferentiationAutoimmunityB7-1 AntigenB7-2 AntigenCD28 AntigensCell DivisionCTLA-4 AntigenDiabetes Mellitus, Type 1FemaleGlutamate DecarboxylaseHumansImmunoconjugatesInterferon-gammaInterleukin-13IsoenzymesMaleMembrane GlycoproteinsSignal TransductionT-LymphocytesConceptsGAD65-reactive T cellsType 1 diabetesAutoreactive T cellsT cellsB7-1New-onset type 1 diabetesPancreatic islet cell antigensInsulin-dependent type 1 diabetesGlutamic acid decarboxylase 65B7-2 engagementType 1A diabetesMemory T cellsStimulation ex vivoIslet cell antigensB7-2 moleculesT cell proliferationB7-1 costimulationAutoimmune diseasesCTLA-4Healthy controlsPathogenic roleSelective blockadeCytokine secretionHuman diabetesT lymphocytes
2001
Uncoupling p70s6 Kinase Activation and Proliferation: Rapamycin-Resistant Proliferation of Human CD8+ T Lymphocytes
Slavik J, Lim D, Burakoff S, Hafler D. Uncoupling p70s6 Kinase Activation and Proliferation: Rapamycin-Resistant Proliferation of Human CD8+ T Lymphocytes. The Journal Of Immunology 2001, 166: 3201-3209. PMID: 11207273, DOI: 10.4049/jimmunol.166.5.3201.Peer-Reviewed Original ResearchMeSH KeywordsAntibodies, MonoclonalCD2 AntigensCD28 AntigensCD3 ComplexCD8 AntigensCD8-Positive T-LymphocytesCell Line, TransformedClone CellsDose-Response Relationship, DrugDose-Response Relationship, ImmunologicDrug ResistanceEnzyme ActivationEpitopes, T-LymphocyteHLA-A AntigensHumansImmunosuppressive AgentsInterleukin-2Lymphocyte ActivationMajor Histocompatibility ComplexModels, ImmunologicalRibosomal Protein S6 KinasesSirolimusT-Lymphocyte SubsetsConceptsT cell clonesT cellsEffect of rapamycinHuman T cell responsesPeripheral blood T cellsCell clonesHeterogeneous proliferative responsesT cell responsesBlood T cellsT cell proliferationSpecific costimulatory signalsGraft infiltrationResistant proliferationInhibition of AgGraft rejectionHuman CD8IL-2RT lymphocytesProliferative responseCostimulatory signalsCell responsesPresence of rapamycinCell proliferationRapamycinProliferation
2000
Human and Murine CD4 T Cell Reactivity to a Complex Antigen: Recognition of the Synthetic Random Polypeptide Glatiramer Acetate
Duda P, Krieger J, Schmied M, Balentine C, Hafler D. Human and Murine CD4 T Cell Reactivity to a Complex Antigen: Recognition of the Synthetic Random Polypeptide Glatiramer Acetate. The Journal Of Immunology 2000, 165: 7300-7307. PMID: 11120865, DOI: 10.4049/jimmunol.165.12.7300.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnimalsCD4-Positive T-LymphocytesCell Line, TransformedCell SeparationClone CellsDose-Response Relationship, ImmunologicFemaleGlatiramer AcetateHematopoietic Stem CellsHLA-DR AntigensHumansImmunizationImmunologic MemoryImmunomagnetic SeparationInfant, NewbornLeukocytes, MononuclearLymphocyte ActivationLymphocyte CountMiceMice, Inbred BALB CMice, Inbred C57BLMultiple Sclerosis, Relapsing-RemittingPeptidesSpleenTh1 CellsTh2 CellsConceptsT cell populationsHLA class II DRGlatiramer acetateT cell proliferationClass II DRII DRT cellsCD4 T cell reactivityGA-reactive T cellsHuman T cell proliferative responsesT cell precursor frequencyCell populationsSpecific human T cell clonesT cell proliferative responsesHuman T cell clonesMemory T cellsT cell reactivityMultiple sclerosis patientsRecent clinical findingsCell precursor frequencyCell proliferative responsesCell proliferationT cell clonesDose-dependent proliferationHealthy human adults
1999
Differential responses of invariant V alpha 24J alpha Q T cells and MHC class II-restricted CD4+ T cells to dexamethasone.
Milner J, Kent S, Ashley T, Wilson S, Strominger J, Hafler D. Differential responses of invariant V alpha 24J alpha Q T cells and MHC class II-restricted CD4+ T cells to dexamethasone. The Journal Of Immunology 1999, 163: 2522-9. PMID: 10452989, DOI: 10.4049/jimmunol.163.5.2522.Peer-Reviewed Original ResearchMeSH KeywordsAdjuvants, ImmunologicAntibodies, BlockingAntibodies, MonoclonalAntigens, CD1Antigens, CD1dAntigens, Differentiation, B-LymphocyteApoptosisAutocrine CommunicationCD3 ComplexCD4-Positive T-LymphocytesClone CellsDexamethasoneDose-Response Relationship, ImmunologicFas ReceptorHistocompatibility Antigens Class IIHumansImmunosuppressive AgentsInterleukin-2Lymphocyte ActivationReceptors, Antigen, T-Cell, alpha-betaSignal TransductionT-Lymphocyte SubsetsConceptsActivation-induced cell deathT cell clonesT cellsTCR signal strengthCell clonesAutocrine IL-2 productionNK T cellsT cell responsesT cell subsetsInhibition of CD4Anti-CD3 stimulationT cell proliferationEffect of dexamethasoneMHC class IIIL-2 productionPresence of dexamethasoneExogenous corticosteroidsCell subsetsImmunomodulatory consequencesDexamethasone treatmentImmune responseCD4High dosesLow dosesCell responsesHTLV-I-Infected T Cells Evade the Antiproliferative Action of IFN-β
Smith D, Buckle G, Hafler D, Frank D, Höllsberg P. HTLV-I-Infected T Cells Evade the Antiproliferative Action of IFN-β. Virology 1999, 257: 314-321. PMID: 10329542, DOI: 10.1006/viro.1999.9679.Peer-Reviewed Original ResearchConceptsT cell clonesIFN-betaT cellsAntiproliferative actionHuman T-cell lymphotropic virus type IMyelopathy/tropical spastic paraparesisLymphotropic virus type INormal immunoregulatory mechanismsInnate immune defense mechanismsHost T cellsExogenous IL-2Tropical spastic paraparesisT cell proliferationImmune defense mechanismsVirus type IT cell activationPathogenesis of HTLVImmunoregulatory mechanismsSpastic paraparesisIL-2Phosphorylation of STAT1IFN-gammaViral infectionHigh dosesHTLV
1998
Differential Display Cloning of a Novel Human Histone Deacetylase (HDAC3) cDNA from PHA-Activated Immune Cells
Dangond F, Hafler D, Tong J, Randall J, Kojima R, Utku N, Gullans S. Differential Display Cloning of a Novel Human Histone Deacetylase (HDAC3) cDNA from PHA-Activated Immune Cells. Biochemical And Biophysical Research Communications 1998, 242: 648-652. PMID: 9464271, DOI: 10.1006/bbrc.1997.8033.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceBlotting, NorthernCD3 ComplexCell CycleCloning, MolecularDNAFlow CytometryGene Expression Regulation, EnzymologicGranulocyte-Macrophage Colony-Stimulating FactorHistone DeacetylasesHumansMolecular Sequence DataPhylogenyPhytohemagglutininsRNA, MessengerSequence AlignmentSequence Analysis, DNAT-LymphocytesTransfectionTumor Cells, CulturedConceptsPeripheral blood mononuclear cellsBlock T cell proliferationEffects of HDACsBlood mononuclear cellsT cell proliferationT cell clonesG2/M cell accumulationNon-immune tissuesTHP-1 cellsHDAC mRNAsPBMC levelsDifferential display cloningMononuclear cellsIL-4Immune cellsIFN-gammaAlpha CD3Histone acetyltransferasesCell accumulationHDAC3 mRNAHDAC inhibitorsHistone deacetylase assayCell clonesCell cycle progressionFunctional activity
1997
B7.2 expressed by T cells does not induce CD28-mediated costimulatory activity but retains CTLA4 binding: implications for induction of antitumor immunity to T cell tumors.
Greenfield EA, Howard E, Paradis T, Nguyen K, Benazzo F, McLean P, Höllsberg P, Davis G, Hafler DA, Sharpe AH, Freeman GJ, Kuchroo VK. B7.2 expressed by T cells does not induce CD28-mediated costimulatory activity but retains CTLA4 binding: implications for induction of antitumor immunity to T cell tumors. The Journal Of Immunology 1997, 158: 2025-34. PMID: 9036945, DOI: 10.4049/jimmunol.158.5.2025.Peer-Reviewed Original ResearchMeSH KeywordsAbataceptAnimalsAntigens, CDAntigens, DifferentiationB7-2 AntigenCD28 AntigensCell DivisionCTLA-4 AntigenFemaleImmunoconjugatesLymphocyte ActivationMembrane GlycoproteinsMiceMice, Inbred BALB CMice, Inbred C57BLProtein BindingThymomaThymus NeoplasmsT-LymphocytesTransfectionTumor Cells, Cultured
1994
Human T cell lymphotropic virus type I-induced T cell activation. Resistance to TGF-beta 1-induced suppression.
Höllsberg P, Ausubel LJ, Hafler DA. Human T cell lymphotropic virus type I-induced T cell activation. Resistance to TGF-beta 1-induced suppression. The Journal Of Immunology 1994, 153: 566-73. PMID: 8021495, DOI: 10.4049/jimmunol.153.2.566.Peer-Reviewed Original ResearchConceptsT cell clonesT cell activationHuman T-cell lymphotropic virus type ILymphotropic virus type IVirus type ICell activationCell clonesT cellsCD3/TCR complexHTLV-I myelopathyT cell proliferationType IImmune regulationHTLVHyperphosphorylation of pRbProductive infectionCell cycle progressionCell proliferationTCR complexPatientsG1 phaseInfectionSingle cell cloningCycle progressionActivation