2006
Alterations in CD46-mediated Tr1 regulatory T cells in patients with multiple sclerosis
Astier AL, Meiffren G, Freeman S, Hafler DA. Alterations in CD46-mediated Tr1 regulatory T cells in patients with multiple sclerosis. Journal Of Clinical Investigation 2006, 116: 3252-3257. PMID: 17099776, PMCID: PMC1635165, DOI: 10.1172/jci29251.Peer-Reviewed Original ResearchConceptsIL-10 secretionTr1 regulatory T cellsRegulatory T cellsHuman autoimmune diseasesMultiple sclerosisT cellsAutoimmune diseasesTr1 cellsIL-10Antiinflammatory cytokine IL-10Cytokine IL-10IFN-gamma secretionT cell functionT cell activationHuman T cellsTreg defectsTreg phenotypeTreg functionCostimulatory moleculesHealthy subjectsMurine modelCD46 costimulationCell activationCD28 costimulationPatients
2002
Strength of prior stimuli determines the magnitude of secondary responsiveness in CD8+ T cells
Lim DG, Höllsberg P, Hafler DA. Strength of prior stimuli determines the magnitude of secondary responsiveness in CD8+ T cells. Cellular Immunology 2002, 217: 36-46. PMID: 12425999, DOI: 10.1016/s0008-8749(02)00511-7.Peer-Reviewed Original ResearchConceptsT cellsSecondary responsivenessCostimulatory moleculesInduction of CD8Magnitude of CD8T cell responsesT cell anergyCell anergyCD8Prior stimulusSecondary stimulationPrimary stimulationCell responsesCellular mechanismsFollowing activationPeptide ligandsActivation thresholdStimulationCellsResponsivenessHigh levelsCD4AnergyStimuliStrength of signal
2001
Immunological Memory: Contribution of Memory B Cells Expressing Costimulatory Molecules in the Resting State
Bar-Or A, Oliveira E, Anderson D, Krieger J, Duddy M, O’Connor K, Hafler D. Immunological Memory: Contribution of Memory B Cells Expressing Costimulatory Molecules in the Resting State. The Journal Of Immunology 2001, 167: 5669-5677. PMID: 11698439, DOI: 10.4049/jimmunol.167.10.5669.Peer-Reviewed Original ResearchConceptsMemory B cellsB cell subsetsB cellsCell subsetsCostimulatory moleculesB cell memory compartmentMemory responsesImmune memory responseDistinct B cell subsetsHuman memory B cellsHumoral memory responsesHuman B cellsTh cellsImmunological memoryT cellsMemory compartmentPoor APCsMurine systemNovel subpopulationRelative paucityCells
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
Constitutive expression of costimulatory molecules by human microglia and its relevance to CNS autoimmunity
Dangond F, Windhagen A, Groves C, Hafler D. Constitutive expression of costimulatory molecules by human microglia and its relevance to CNS autoimmunity. Journal Of Neuroimmunology 1997, 76: 132-138. PMID: 9184642, DOI: 10.1016/s0165-5728(97)00043-x.Peer-Reviewed Original ResearchConceptsCentral nervous systemCostimulatory moleculesHuman microgliaMyelin-reactive T cellsTh1 T cell responsesExpression of B7.1Reactive T cellsT cell responsesMultiple sclerosis plaquesT cell surface moleculesB7.2 costimulatory moleculesMHC-antigen complexesT cell activationT cell receptorCNS autoimmunityCNS inflammationB7.2 expressionBiopsy specimensB7 familyT cellsNormal brainMicrogliaNervous systemB7.1High expression
1995
Expression of costimulatory molecules B7-1 (CD80), B7-2 (CD86), and interleukin 12 cytokine in multiple sclerosis lesions.
Windhagen A, Newcombe J, Dangond F, Strand C, Woodroofe MN, Cuzner ML, Hafler DA. Expression of costimulatory molecules B7-1 (CD80), B7-2 (CD86), and interleukin 12 cytokine in multiple sclerosis lesions. Journal Of Experimental Medicine 1995, 182: 1985-1996. PMID: 7500044, PMCID: PMC2192240, DOI: 10.1084/jem.182.6.1985.Peer-Reviewed Original ResearchConceptsAutoreactive T cellsMultiple sclerosisT cellsB7-1Autoimmune diseasesCostimulatory moleculesMS plaquesB7-2T cell-mediated autoimmune diseaseInitiation of MSMyelin-autoreactive T cellsCell-mediated autoimmune diseaseSelf-reactive T cellsCostimulatory molecules B7-1Acute MS plaquesAutoimmune animal modelsInterleukin-12 cytokinesPutative autoimmune diseaseSemiquantitative reverse transcriptase-polymerase chain reactionReverse transcriptase-polymerase chain reactionExpression of cytokinesTranscriptase-polymerase chain reactionT cell activationMultiple sclerosis lesionsInflammatory cuffs