2021
Immune dysregulation and autoreactivity correlate with disease severity in SARS-CoV-2-associated multisystem inflammatory syndrome in children
Ramaswamy A, Brodsky NN, Sumida TS, Comi M, Asashima H, Hoehn KB, Li N, Liu Y, Shah A, Ravindra NG, Bishai J, Khan A, Lau W, Sellers B, Bansal N, Guerrerio P, Unterman A, Habet V, Rice AJ, Catanzaro J, Chandnani H, Lopez M, Kaminski N, Dela Cruz CS, Tsang JS, Wang Z, Yan X, Kleinstein SH, van Dijk D, Pierce RW, Hafler DA, Lucas CL. Immune dysregulation and autoreactivity correlate with disease severity in SARS-CoV-2-associated multisystem inflammatory syndrome in children. Immunity 2021, 54: 1083-1095.e7. PMID: 33891889, PMCID: PMC8043654, DOI: 10.1016/j.immuni.2021.04.003.Peer-Reviewed Original ResearchConceptsMIS-C patientsDisease severityInflammatory syndromeTCR repertoireSARS-CoV-2-associated multisystem inflammatory syndromeAsymptomatic SARS-CoV-2 infectionSARS-CoV-2 infectionAdult COVID-19Post-infectious complicationsMultisystem inflammatory syndromeCytotoxicity genesHealthy pediatricImmune dysregulationMemory TActive infectionMyeloid dysfunctionPatientsSingle-cell RNA sequencingFlow cytometrySerum proteomicsRepertoire analysisElevated expressionSeverityAlarminsCOVID-19Circulating clonally expanded T cells reflect functions of tumor-infiltrating T cells
Lucca LE, Axisa PP, Lu B, Harnett B, Jessel S, Zhang L, Raddassi K, Zhang L, Olino K, Clune J, Singer M, Kluger HM, Hafler DA. Circulating clonally expanded T cells reflect functions of tumor-infiltrating T cells. Journal Of Experimental Medicine 2021, 218: e20200921. PMID: 33651881, PMCID: PMC7933991, DOI: 10.1084/jem.20200921.Peer-Reviewed Original ResearchConceptsTumor-infiltrating T cellsT cellsUnique transcriptional patternsFeatures of exhaustionLongitudinal immune monitoringPeripheral immune environmentsT cell responsesT cell functionSingle-cell levelTranscriptional patternsTCR sharingTerminal exhaustionImmune environmentImmune monitoringCancer immunotherapyMetastatic melanomaEffector functionsCell responsesTumor tissueGene signatureTumorsCell functionImmunotherapyTCRαβBlood
2000
Examination of CD8+ T Cell Function in Humans Using MHC Class I Tetramers: Similar Cytotoxicity but Variable Proliferation and Cytokine Production Among Different Clonal CD8+ T Cells Specific to a Single Viral Epitope
Lim D, Bourcier K, Freeman G, Hafler D. Examination of CD8+ T Cell Function in Humans Using MHC Class I Tetramers: Similar Cytotoxicity but Variable Proliferation and Cytokine Production Among Different Clonal CD8+ T Cells Specific to a Single Viral Epitope. The Journal Of Immunology 2000, 165: 6214-6220. PMID: 11086055, DOI: 10.4049/jimmunol.165.11.6214.Peer-Reviewed Original ResearchMeSH KeywordsAntigens, ViralB7-1 AntigenCD58 AntigensCD8-Positive T-LymphocytesCell Line, TransformedClone CellsCytokinesCytotoxicity, ImmunologicDose-Response Relationship, ImmunologicEpitopes, T-LymphocyteGene Products, taxGenes, T-Cell Receptor betaHLA-A2 AntigenHuman T-lymphotropic virus 1HumansLymphocyte ActivationPeptide FragmentsStaining and LabelingConceptsT cell clonesCytokine secretionT cellsEffector functionsCell clonesCostimulatory moleculesViral epitopesHuman T-cell lymphotrophic virusDifferent T cell clonesImmunodominant viral epitopesCytotoxic effector functionClonal originT cell functionSingle viral epitopeMHC class IDifferent clonal originCD2-LFA-3 interactionInduction of proliferationClonal CD8Cytokine productionPeripheral bloodCTL populationsIL-2Lymphotrophic virusProliferative response
1997
Autoantigen recognition by human CD8 T cell clones: enhanced agonist response induced by altered peptide ligands.
Dressel A, Chin JL, Sette A, Gausling R, Höllsberg P, Hafler DA. Autoantigen recognition by human CD8 T cell clones: enhanced agonist response induced by altered peptide ligands. The Journal Of Immunology 1997, 159: 4943-51. PMID: 9366420, DOI: 10.4049/jimmunol.159.10.4943.Peer-Reviewed Original ResearchConceptsT cell clonesCD8 T cell clonesTCR contact residuesHLA-A2Superagonist peptideCell clonesSelf-AgHLA-A2.1 binding motifsHuman autoimmune diseasesAltered peptide ligandMHC class IMyelin peptidesHLA-A2.1Autoimmune diseasesAutoantigen recognitionSecrete cytokinesEffector responsesLow MHCImmune responseAgonist responsesImmunodominant epitopesAgonist peptideAg recognitionContact residuesCytotoxic response
1996
Induction of anergy in CD8 T cells by B cell presentation of antigen.
Höllsberg P, Batra V, Dressel A, Hafler DA. Induction of anergy in CD8 T cells by B cell presentation of antigen. The Journal Of Immunology 1996, 157: 5269-76. PMID: 8955172, DOI: 10.4049/jimmunol.157.12.5269.Peer-Reviewed Original ResearchMeSH KeywordsAntigen-Presenting CellsB-LymphocytesB7-1 AntigenCD40 LigandCD8-Positive T-LymphocytesCell LineClonal AnergyCytotoxicity, ImmunologicGene ExpressionHumansImmunologic MemoryInterleukin-2Lymphocyte ActivationMembrane GlycoproteinsReceptors, Antigen, T-CellSignal TransductionTranscription, GeneticConceptsCD8 T cellsT cell clonesInduction of anergyT cellsB cellsMononuclear cellsB7-1Cell clonesAg stimulationAnergic CD8 T cellsPeptide-pulsed B cellsPeptide-pulsed target cellsCD4 T-cell clonesCD8 T cell clonesSecondary Ag challengeExogenous IL-2B7-2 costimulationB cell presentationT cell anergyIL-2 secretionNormal proliferative responseIL-2 mRNA transcriptionT cell stimulationEarly tyrosine phosphorylationAdequate costimulationCytotoxic γδ T Lymphocytes Associated with an Epstein–Barr Virus-Induced Posttransplantation Lymphoproliferative Disorder
Rothenberg M, Weber W, Longtine J, Hafler D. Cytotoxic γδ T Lymphocytes Associated with an Epstein–Barr Virus-Induced Posttransplantation Lymphoproliferative Disorder. Clinical Immunology 1996, 80: 266-272. PMID: 8811046, DOI: 10.1006/clin.1996.0122.Peer-Reviewed Original ResearchConceptsGamma delta T cellsDelta T cellsGamma delta T-cell receptorDelta T-cell receptorPosttransplantation lymphoproliferative diseaseT cellsBrain lesionsT cell receptorLymphoproliferative diseaseCell receptorInflammatory brain lesionsPosttransplantation lymphoproliferative disorderEpstein-Barr virusCultured T cell linesCentral nervous systemT cell linesHuman brain tissueLymphoproliferative disordersAutoimmune diseasesInflammatory processVirus immunityNervous systemBrain tissueLesionsTarget cells
1995
Differential activation of proliferation and cytotoxicity in human T-cell lymphotropic virus type I Tax-specific CD8 T cells by an altered peptide ligand.
Höllsberg P, Weber WE, Dangond F, Batra V, Sette A, Hafler DA. Differential activation of proliferation and cytotoxicity in human T-cell lymphotropic virus type I Tax-specific CD8 T cells by an altered peptide ligand. Proceedings Of The National Academy Of Sciences Of The United States Of America 1995, 92: 4036-4040. PMID: 7732026, PMCID: PMC42097, DOI: 10.1073/pnas.92.9.4036.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceB-LymphocytesBinding SitesCD8-Positive T-LymphocytesCell DivisionCell Line, TransformedCytotoxicity, ImmunologicGene Products, taxHerpesvirus 4, HumanHLA-A2 AntigenHuman T-lymphotropic virus 1HumansKineticsLymphocyte ActivationMolecular Sequence DataMutagenesis, Site-DirectedPoint MutationThymidineConceptsCD8 T cellsInterleukin-2 secretionT cell receptor contact residuesT cellsReceptor contact residuesCD8 T cell clonesCytotoxic CD8 T cellsMyelopathy/tropical spastic paraparesisT cell-mediated cytotoxicityHAM/TSPTropical spastic paraparesisT cell clonesAltered peptide ligandT cell-mediated cytolysisHuman T-cell leukemia virus type IT cell stimulationVirus type IAnalog peptidesHLA-A2Spastic paraparesisNeurologic diseaseSecondary stimulationSecondary responsePeptide antigensPrimary activation
1990
Frequency analysis of CD4+CD8+ T cells cloned with IL-4
Brod S, Purvee M, Benjamin D, Hafler D. Frequency analysis of CD4+CD8+ T cells cloned with IL-4. Cellular Immunology 1990, 125: 426-436. PMID: 2105169, DOI: 10.1016/0008-8749(90)90096-a.Peer-Reviewed Original ResearchMeSH KeywordsAntigens, Differentiation, T-LymphocyteCD4 AntigensCD8 AntigensClone CellsCytotoxicity, ImmunologicHumansInterleukin-2Interleukin-4Recombinant ProteinsT-LymphocytesConceptsT cell clonesHigh-density CD4Expression of CD8RIL-4IL-2CD8 expressionT cellsIL-4CD8 moleculesCD4 expressionCell clonesPeripheral blood T cellsHigh density CD8Low CD8 expressionSurface CD8 expressionLectin-dependent cytotoxicitySurface of CD4Blood T cellsPattern of CD4Class I MHCNK activityPeripheral bloodCell surface expressionInflammatory responseCD8
1988
Distinct molecular forms of human T cell receptor gamma/delta detected on viable T cells by a monoclonal antibody.
Borst J, van Dongen JJ, Bolhuis RL, Peters PJ, Hafler DA, de Vries E, van de Griend RJ. Distinct molecular forms of human T cell receptor gamma/delta detected on viable T cells by a monoclonal antibody. Journal Of Experimental Medicine 1988, 167: 1625-1644. PMID: 2966845, PMCID: PMC2188932, DOI: 10.1084/jem.167.5.1625.Peer-Reviewed Original ResearchConceptsTCR gamma/deltaT lymphocytesPeripheral bloodHuman TCR-gamma/deltaT cell receptor gamma/deltaGrowth factorGamma/deltaViable T cellsT cell clonesDistinct immune functionsTarget cell recognitionDifferent receptor typesHuman T lymphocytesCD8 antigenDelta antibodyIL-2Murine T lymphocytesT cellsCell surface iodinationCytolytic activityImmune functionReceptor typesLymphocytesTCR moleculesNormal individualsRegulation of T cell clone function via CD4 and CD8 molecules. Anti-CD4 can mediate two distinct inhibitory activities.
Blue ML, Hafler DA, Daley JF, Levine H, Craig KA, Breitmeyer JB, Schlossman SF. Regulation of T cell clone function via CD4 and CD8 molecules. Anti-CD4 can mediate two distinct inhibitory activities. The Journal Of Immunology 1988, 140: 376-83. PMID: 2891768, DOI: 10.4049/jimmunol.140.2.376.Peer-Reviewed Original ResearchConceptsReceptor functionAnti-CD4Anti-CD8 monoclonal antibodiesCD3-TiCell receptor functionMajor histocompatibility complex moleculesIntracellular free Ca2CD3 T-cell receptorT cell activationHistocompatibility complex moleculesCytotoxic functionT cell receptor functionCD8 moleculesCD4CD8Distinct inhibitory activityCD4 moleculeCell activationAntigen receptor functionCell receptorMonoclonal antibodiesFree Ca2Dependent proliferationFunctional effectsSoluble antibodies