2023
ScRNA-seq defines dynamic T-cell subsets in longitudinal colon and peripheral blood samples in immune checkpoint inhibitor-induced colitis
Mann J, Lucca L, Austin M, Merkin R, Robert M, Al Bawardy B, Raddassi K, Aizenbud L, Joshi N, Hafler D, Abraham C, Herold K, Kluger H. ScRNA-seq defines dynamic T-cell subsets in longitudinal colon and peripheral blood samples in immune checkpoint inhibitor-induced colitis. Journal For ImmunoTherapy Of Cancer 2023, 11: e007358. PMID: 37586769, PMCID: PMC10432652, DOI: 10.1136/jitc-2023-007358.Peer-Reviewed Original ResearchMeSH KeywordsColitisHumansImmune Checkpoint InhibitorsSingle-Cell Gene Expression AnalysisSkin NeoplasmsT-Lymphocyte SubsetsConceptsImmune checkpoint inhibitorsT cell subsetsCheckpoint inhibitorsImmune environmentImmune checkpoint inhibitor-induced colitisCheckpoint inhibitor-induced colitisPeripheral immune environmentsStages of colitisTreatment of colitisMerkel cell carcinomaT cell populationsPeripheral blood samplesCourse of progressionT cell receptorMultiple tumor typesAlternative cancer therapyCommon toxicitiesICI colitisTreatment discontinuationAdverse eventsBiologic therapyImmune suppressionCell carcinomaColitisBlood samples
2022
Fatty Acid Metabolism and T Cells in Multiple Sclerosis
Pompura SL, Hafler DA, Dominguez-Villar M. Fatty Acid Metabolism and T Cells in Multiple Sclerosis. Frontiers In Immunology 2022, 13: 869197. PMID: 35603182, PMCID: PMC9116144, DOI: 10.3389/fimmu.2022.869197.Peer-Reviewed Original ResearchConceptsT cell functionT cellsMultiple sclerosisSpecific lipid speciesEffector T cellsRegulatory T cellsCell functionT helper subsetsMetabolic programsT cell activationT cell transitionLipid speciesFatty acid metabolismTh subsetsHelper subsetsEffector stateBody of evidenceCell activationDisease settingsDisease statesFunctional phenotypeOrganismal levelAcid metabolismMetabolic remodelingNutrient availability
2018
Regulatory T Cells: From Discovery to Autoimmunity
Kitz A, Singer E, Hafler D. Regulatory T Cells: From Discovery to Autoimmunity. Cold Spring Harbor Perspectives In Medicine 2018, 8: a029041. PMID: 29311129, PMCID: PMC6280708, DOI: 10.1101/cshperspect.a029041.Peer-Reviewed Original ResearchConceptsAutoreactive T cellsT cellsMultiple sclerosisEffector-like T cellsInterferon γ secretionEffector T cellsRegulatory T cellsTreg cell functionT-bet expressionCentral nervous systemT cell activationFunctional TregsΓ secretionProinflammatory cytokinesVitamin DAutoimmune diseasesGenetic predispositionNervous systemLoss of functionReduced suppressionConsistent findingCell functionDisease developmentActivationCells
2016
AKT isoforms modulate Th1‐like Treg generation and function in human autoimmune disease
Kitz A, de Marcken M, Gautron AS, Mitrovic M, Hafler DA, Dominguez-Villar M. AKT isoforms modulate Th1‐like Treg generation and function in human autoimmune disease. EMBO Reports 2016, 17: 1169-1183. PMID: 27312110, PMCID: PMC4967959, DOI: 10.15252/embr.201541905.Peer-Reviewed Original ResearchMeSH KeywordsAutoimmune DiseasesBiomarkersCell DifferentiationCytokinesForkhead Transcription FactorsGene Expression ProfilingGene SilencingHumansImmunomodulationInterferon-gammaPhenotypePhosphatidylinositol 3-KinasesProtein IsoformsProto-Oncogene Proteins c-aktSignal TransductionT-Lymphocyte SubsetsT-Lymphocytes, RegulatoryTranscriptomeConceptsAutoimmune diseasesIFNγ secretionHuman TregsGenome-wide gene expression approachUntreated relapsing-remitting MS patientsRelapsing-remitting MS patientsImmune suppressive functionHuman autoimmune diseasesT helper 1Inflammatory cytokines IFNγTreg suppressor functionNovel treatment paradigmEffector phenotypeMS patientsTreg generationCytokines IFNγHelper 1Multiple sclerosisTreatment paradigmSuppressive functionTregsVivo modelDiseaseSecretionSuppressor function
2014
Regulatory T cells in autoimmune neuroinflammation
Kleinewietfeld M, Hafler DA. Regulatory T cells in autoimmune neuroinflammation. Immunological Reviews 2014, 259: 231-244. PMID: 24712469, PMCID: PMC3990868, DOI: 10.1111/imr.12169.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAutoimmune DiseasesForkhead Transcription FactorsHumansMultiple SclerosisNeurogenic InflammationT-Lymphocyte SubsetsT-Lymphocytes, RegulatoryConceptsRegulatory T cellsT cellsAutoimmune neuroinflammationMultiple sclerosisRegulatory type 1 (Tr1) cellsForkhead box protein 3Natural Treg cellsBox protein 3Experimental animal modelsT helper cell lineagesType 1 cellsTr1 cellsTreg cellsPeripheral toleranceAnimal modelsSpecific subtypesNeuroinflammationProtein 3SubtypesCell typesCell lineagesCellsTregsSclerosisSmall-Molecule RORγt Antagonists Inhibit T Helper 17 Cell Transcriptional Network by Divergent Mechanisms
Xiao S, Yosef N, Yang J, Wang Y, Zhou L, Zhu C, Wu C, Baloglu E, Schmidt D, Ramesh R, Lobera M, Sundrud MS, Tsai PY, Xiang Z, Wang J, Xu Y, Lin X, Kretschmer K, Rahl PB, Young RA, Zhong Z, Hafler DA, Regev A, Ghosh S, Marson A, Kuchroo VK. Small-Molecule RORγt Antagonists Inhibit T Helper 17 Cell Transcriptional Network by Divergent Mechanisms. Immunity 2014, 40: 477-489. PMID: 24745332, PMCID: PMC4066874, DOI: 10.1016/j.immuni.2014.04.004.Peer-Reviewed Original ResearchMeSH KeywordsAndrostenolsAnimalsBenzeneacetamidesBenzhydryl CompoundsCell DifferentiationCell Line, TumorCell LineageCytokinesDigoxinEncephalomyelitis, Autoimmune, ExperimentalGene Regulatory NetworksHeterocyclic Compounds, 4 or More RingsHumansMiceMice, Inbred C57BLMice, KnockoutMultiple SclerosisMyelin-Oligodendrocyte GlycoproteinNuclear Receptor Subfamily 1, Group F, Member 3Peptide FragmentsProtein BindingStructure-Activity RelationshipSystems BiologyTh17 CellsT-Lymphocyte SubsetsTranscription, GeneticTranscriptional ActivationConceptsTranscriptional networksSignature genesCis-regulatory sitesStrong transcriptional effectsInterconnected regulatory networkCell signature genesSystem-scale analysisTranscriptional regulationDirect repressorTarget lociTranscriptome sequencingRegulatory networksDNA bindingTranscriptional effectsCell lineagesCell differentiationT-cell lineageDirect activatorDivergent mechanismsT cell differentiationSpecific inhibitorDistinct mechanismsPotential therapeutic compoundsGenesRetinoid-related orphan receptor gamma tTreg Cells Expressing the Coinhibitory Molecule TIGIT Selectively Inhibit Proinflammatory Th1 and Th17 Cell Responses
Joller N, Lozano E, Burkett PR, Patel B, Xiao S, Zhu C, Xia J, Tan TG, Sefik E, Yajnik V, Sharpe AH, Quintana FJ, Mathis D, Benoist C, Hafler DA, Kuchroo VK. Treg Cells Expressing the Coinhibitory Molecule TIGIT Selectively Inhibit Proinflammatory Th1 and Th17 Cell Responses. Immunity 2014, 40: 569-581. PMID: 24745333, PMCID: PMC4070748, DOI: 10.1016/j.immuni.2014.02.012.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell ProliferationCells, CulturedCytokinesEosinophilsFibrinogenForkhead Transcription FactorsGene Expression ProfilingGene Expression RegulationImmunosuppression TherapyLymphocyte ActivationMiceMice, Inbred C57BLMice, KnockoutMice, TransgenicReceptors, ImmunologicRespiratory HypersensitivityTh1-Th2 BalanceT-Lymphocyte SubsetsT-Lymphocytes, RegulatoryConceptsTreg cell subsetsTh2 cell responsesTreg cellsCell subsetsCell responsesProinflammatory T helper 1T effector cell proliferationTreg cell-mediated suppressionFibrinogen-like protein 2Allergic airway inflammationT regulatory (Treg) cellsTh2 cytokine productionSuppression of Th1T helper 1Effector cell proliferationTreg signature genesProinflammatory Th1TIGIT expressionAirway inflammationTh17 cellsRegulatory cellsHelper 1Cytokine productionT cellsImmune response
2013
The plasticity of human Treg and Th17 cells and its role in autoimmunity
Kleinewietfeld M, Hafler DA. The plasticity of human Treg and Th17 cells and its role in autoimmunity. Seminars In Immunology 2013, 25: 305-312. PMID: 24211039, PMCID: PMC3905679, DOI: 10.1016/j.smim.2013.10.009.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAutoimmunityCell CommunicationHumansMultiple SclerosisTh17 CellsT-Lymphocyte SubsetsT-Lymphocytes, RegulatoryConceptsTh17 cellsT cellsMultiple sclerosisAutoimmune diseasesImmune systemPlasticity of TregsEffector T cellsRegulatory T cellsEffector cell populationsHuman autoimmune diseasesT cell subpopulationsT helper cellsParticular multiple sclerosisT cell plasticityHigh gradeInnate immune systemAdaptive immune systemStrength of stimulationT cell developmentHuman TregsHelper cellsImmune responseImmune reactionsNaive cellsTregs
2012
Prostaglandin E2 Affects T Cell Responses through Modulation of CD46 Expression
Kickler K, Maltby K, Choileain S, Stephen J, Wright S, Hafler DA, Jabbour HN, Astier AL. Prostaglandin E2 Affects T Cell Responses through Modulation of CD46 Expression. The Journal Of Immunology 2012, 188: 5303-5310. PMID: 22544928, PMCID: PMC3758685, DOI: 10.4049/jimmunol.1103090.Peer-Reviewed Original ResearchConceptsG protein-coupled receptor kinasesCell functionProtein-coupled receptor kinasesT cell functionT cell activationG protein-coupled receptorsProtein-coupled receptorsCD46 expressionPrimary T cellsReceptor kinaseT cellsCD46 functionsCell activationRegulatory mechanismsDiverse rolesDifferentiation pathwayNovel roleCytokine productionProstanoid familyActivation signalsActivated T cellsT cell responsesChronic inflammatory diseaseSubtypes of receptorsCD46 activationMultiple sclerosis
Nylander A, Hafler DA. Multiple sclerosis. Journal Of Clinical Investigation 2012, 122: 1180-1188. PMID: 22466660, PMCID: PMC3314452, DOI: 10.1172/jci58649.Peer-Reviewed Original ResearchMeSH KeywordsAllelesAutoantigensAutoimmune DiseasesB-Lymphocyte SubsetsCostimulatory and Inhibitory T-Cell ReceptorsCytokinesForecastingForkhead Transcription FactorsGenetic Predisposition to DiseaseGenome-Wide Association StudyHumansLymphocyte ActivationMeningesModels, ImmunologicalMultiple SclerosisT-Lymphocyte SubsetsT-Lymphocytes, RegulatoryConceptsMultiple sclerosisImmunopathology of MSMultifocal demyelinating diseasePersistence of antigenMS prognosisDemyelinating diseaseOligoclonal expansionAutoimmune responseLymphoid folliclesHumoral responseT cellsTreatment decisionsInfectious agentsSusceptible individualsProgressive neurodegenerationCommon genetic variantsPathway disruptionPresent recent dataSclerosisRecent dataDisease susceptibilityAntigenGenetic variantsImmunopathologyPrognosis
2011
Polyfunctional responses by human T cells result from sequential release of cytokines
Han Q, Bagheri N, Bradshaw EM, Hafler DA, Lauffenburger DA, Love JC. Polyfunctional responses by human T cells result from sequential release of cytokines. Proceedings Of The National Academy Of Sciences Of The United States Of America 2011, 109: 1607-1612. PMID: 22160692, PMCID: PMC3277116, DOI: 10.1073/pnas.1117194109.Peer-Reviewed Original ResearchCD2 Costimulation Reveals Defective Activity by Human CD4+CD25hi Regulatory Cells in Patients with Multiple Sclerosis
Baecher-Allan CM, Costantino CM, Cvetanovich GL, Ashley CW, Beriou G, Dominguez-Villar M, Hafler DA. CD2 Costimulation Reveals Defective Activity by Human CD4+CD25hi Regulatory Cells in Patients with Multiple Sclerosis. The Journal Of Immunology 2011, 186: 3317-3326. PMID: 21300823, PMCID: PMC4467560, DOI: 10.4049/jimmunol.1002502.Peer-Reviewed Original ResearchMeSH KeywordsAdultCD2 AntigensCD4 AntigensCell DifferentiationCells, CulturedCoculture TechniquesFetal BloodForkhead Transcription FactorsHumansInfant, NewbornInterleukin-2 Receptor alpha SubunitInterleukin-7 Receptor alpha SubunitLymphocyte ActivationMiddle AgedMultiple SclerosisSignal TransductionT-Lymphocyte SubsetsT-Lymphocytes, RegulatoryYoung AdultConceptsMultiple sclerosisIL-17Suppressive capacityDR cellsRegulatory T cell populationEffector T cellsExpression of CD127T cell populationsMechanism of actionTreg populationRegulatory cellsIL-10Effector cellsHLA-DREffector subsetsHuman TregsCD2 costimulationMemory TregsT cellsTregsAdult bloodLow expressionSclerosisPatientsCD127
2010
FOXP3+ regulatory T cells in the human immune system
Sakaguchi S, Miyara M, Costantino CM, Hafler DA. FOXP3+ regulatory T cells in the human immune system. Nature Reviews Immunology 2010, 10: 490-500. PMID: 20559327, DOI: 10.1038/nri2785.Peer-Reviewed Original ResearchConceptsForkhead box P3Human Treg cellsTreg cellsT cellsKey PointsRegulatory T (TReg) cellsTreg cell-based therapyAntitumour immune responseRegulatory T cellsExpression of CD45RAPromising therapeutic perspectiveHuman immune systemAutoimmune pathogenesisDominant toleranceBox P3HLA-DRCell-based therapiesAutoimmune diseasesImmune homeostasisImmune responseImmune diseasesSuppressive functionPotent mediatorCancer growthImmune systemTherapeutic perspectives
2009
T-Cells in Multiple Sclerosis
Severson C, Hafler DA. T-Cells in Multiple Sclerosis. 2009, 51: 1-24. PMID: 19582415, DOI: 10.1007/400_2009_12.Peer-Reviewed Original ResearchConceptsMultiple sclerosisT cellsMultifocal demyelinating diseaseMultiple cell subtypesRegulatory T cellsT cell subsetsT cell functionCentral nervous systemRational therapeutic strategiesT cell activationDemyelinating diseaseMS pathogenesisMS pathophysiologyCell subsetsAdaptive immunityEffective treatmentTherapeutic strategiesNervous systemCell activationCell subtypesEvidence implicateSpecific toleranceFunctional defectsIntrinsic cellsCell function
2008
Cytometric profiling in multiple sclerosis uncovers patient population structure and a reduction of CD8low cells
De Jager PL, Rossin E, Pyne S, Tamayo P, Ottoboni L, Viglietta V, Weiner M, Soler D, Izmailova E, Faron-Yowe L, O’Brien C, Freeman S, Granados S, Parker A, Roubenoff R, Mesirov JP, Khoury SJ, Hafler DA, Weiner HL. Cytometric profiling in multiple sclerosis uncovers patient population structure and a reduction of CD8low cells. Brain 2008, 131: 1701-1711. PMID: 18567923, PMCID: PMC2730047, DOI: 10.1093/brain/awn118.Peer-Reviewed Original ResearchConceptsRelapsing-remitting MSImmunological profileRRMS subjectsPeripheral bloodUntreated subjectsNatural killer cell profileComprehensive Longitudinal InvestigationAbsence of treatmentCell surface markersCIS subjectsDemyelinating diseaseDemyelination syndromeWomen's HospitalHealthy controlsCytometric profilingCell profilesMonoclonal antibodiesExtension phaseFresh bloodBiomarker discovery effortsDistinct subsetsBloodCell populationsGating strategyHospital
2005
Loss of IL-4 Secretion from Human Type 1a Diabetic Pancreatic Draining Lymph Node NKT Cells
Kent SC, Chen Y, Clemmings SM, Viglietta V, Kenyon NS, Ricordi C, Hering B, Hafler DA. Loss of IL-4 Secretion from Human Type 1a Diabetic Pancreatic Draining Lymph Node NKT Cells. The Journal Of Immunology 2005, 175: 4458-4464. PMID: 16177088, DOI: 10.4049/jimmunol.175.7.4458.Peer-Reviewed Original ResearchConceptsT cell clonesINKT cell clonesINKT cellsIL-4Cell clonesNKT cellsLymph nodesCytokine secretionIFN-gammaHuman type 1AType 1AIslet-infiltrating CD4Invariant NKT cellsT cell primingIL-4 secretionRegulation of murineSite of drainageRegulatory cellsDiabetic subjectsCell primingT cellsDiabetic samplesAltered frequencyTCR stimulationSecretionFunctional analysis of highly defined, FACS-isolated populations of human regulatory CD4+CD25+ T cells
Baecher-Allan C, Wolf E, Hafler DA. Functional analysis of highly defined, FACS-isolated populations of human regulatory CD4+CD25+ T cells. Clinical Immunology 2005, 115: 10-18. PMID: 15870015, DOI: 10.1016/j.clim.2005.02.018.Peer-Reviewed Original ResearchMeSH KeywordsAntigens, CDAntigens, Differentiation, B-LymphocyteCD4-Positive T-LymphocytesCD58 AntigensCoculture TechniquesEnzyme-Linked Immunosorbent AssayFlow CytometryHumansImmunoglobulin GImmunophenotypingLeukocyte Common AntigensL-SelectinReceptors, Interleukin-2Receptors, TransferrinT-Lymphocyte SubsetsConceptsCD4 T cellsT cellsTreg cellsRegulatory cellsTotal CD4 T cellsHuman regulatory cellsRegulatory T cellsAutoimmune disease modelsImportance of CD4Regulatory populationImmune homeostasisCD25Suppressive activityCD4Human regulatorySpecific subpopulationsDisease modelsSignificant proportionMiceVivoMurine cellsPotential heterogeneityFuture studiesCellsHuman diseasesHigh Incidence of Spontaneous Disease in an HLA-DR15 and TCR Transgenic Multiple Sclerosis Model
Ellmerich S, Mycko M, Takacs K, Waldner H, Wahid FN, Boyton RJ, King RH, Smith PA, Amor S, Herlihy AH, Hewitt RE, Jutton M, Price DA, Hafler DA, Kuchroo VK, Altmann DM. High Incidence of Spontaneous Disease in an HLA-DR15 and TCR Transgenic Multiple Sclerosis Model. The Journal Of Immunology 2005, 174: 1938-1946. PMID: 15699121, DOI: 10.4049/jimmunol.174.4.1938.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigen PresentationCell MovementCentral Nervous SystemDisease Models, AnimalDisease ProgressionDNA-Binding ProteinsEpitopes, T-LymphocyteHLA-DR AntigensHLA-DR Serological SubtypesMiceMice, Inbred C57BLMice, KnockoutMice, TransgenicMultiple SclerosisMyelin Basic ProteinParalysisPeptide FragmentsReceptors, Antigen, T-Cell, alpha-betaT-Lymphocyte SubsetsConceptsT cell responsesHLA-DR15Multiple sclerosisDeterminant spreadSpontaneous diseaseCell responsesCD4 T cell recognitionCNS tissue damageHuman multiple sclerosisMultiple sclerosis modelT cell reactivityExperimental allergic encephalomyelitisMyelin oligodendrocyte glycoproteinT cell recognitionMyelin basic proteinAllergic encephalomyelitisMyelin epitopesPeptide immunotherapyAxonal degenerationCell reactivityOligodendrocyte glycoproteinPathogenic roleT cellsHigh incidenceTransgenic mice
2004
Cross-Reactive TCR Responses to Self Antigens Presented by Different MHC Class II Molecules
Mycko MP, Waldner H, Anderson DE, Bourcier KD, Wucherpfennig KW, Kuchroo VK, Hafler DA. Cross-Reactive TCR Responses to Self Antigens Presented by Different MHC Class II Molecules. The Journal Of Immunology 2004, 173: 1689-1698. PMID: 15265898, DOI: 10.4049/jimmunol.173.3.1689.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAmino Acid SubstitutionAnimalsAntigen PresentationAutoantigensCD4 AntigensCross ReactionsEncephalomyelitis, Autoimmune, ExperimentalHLA-DR alpha-ChainsHLA-DR AntigensHLA-DRB1 ChainsHumansHybridomasL CellsLymphocyte ActivationMembrane ProteinsMiceMolecular Sequence DataMultiple Sclerosis, Relapsing-RemittingMyelin Basic ProteinPeptide FragmentsPhosphorylationProtein Processing, Post-TranslationalReceptors, Antigen, T-CellReceptors, Antigen, T-Cell, alpha-betaT-Lymphocyte SubsetsTransfectionConceptsAutoreactive T cellsMHC class II moleculesClass II moleculesT cellsSpontaneous experimental autoimmune encephalomyelitisRelapsing-remitting multiple sclerosisDifferent MHC class II moleculesExperimental autoimmune encephalomyelitisAltered peptide ligandTh cell clonesT cell hybridomasMyelin basic proteinAutoimmune encephalomyelitisMultiple sclerosisSelf antigensCD4 coreceptorRestriction elementsHealthy individualsDiseased patientsHuman TCRPatientsTCR responsesCell clonesCell hybridomasPeptide ligandsLoss of Functional Suppression by CD4+CD25+ Regulatory T Cells in Patients with Multiple Sclerosis
Viglietta V, Baecher-Allan C, Weiner HL, Hafler DA. Loss of Functional Suppression by CD4+CD25+ Regulatory T Cells in Patients with Multiple Sclerosis. Journal Of Experimental Medicine 2004, 199: 971-979. PMID: 15067033, PMCID: PMC2211881, DOI: 10.1084/jem.20031579.Peer-Reviewed Original ResearchConceptsRegulatory T cellsMultiple sclerosisT cellsRegulatory T cell functionActivity of murineSpontaneous autoimmune diseaseT cell functionSingle cell cloning experimentsPeripheral toleranceCell cloning experimentsAutoimmune diseasesPeripheral bloodInflammatory diseasesHealthy donorsHuman CD4Effector functionsNormal controlsPatientsFunctional suppressionCell functionSignificant decreaseSclerosisProtein peptidesDiseaseActive suppression