2003
In vitro evidence that subcutaneous administration of glatiramer acetate induces hyporesponsive T cells in patients with multiple sclerosis
Schmied M, Duda PW, Krieger JI, Trollmo C, Hafler DA. In vitro evidence that subcutaneous administration of glatiramer acetate induces hyporesponsive T cells in patients with multiple sclerosis. Clinical Immunology 2003, 106: 163-174. PMID: 12706402, DOI: 10.1016/s1521-6616(03)00020-2.Peer-Reviewed Original ResearchConceptsGA-reactive T cellsT cell reactivityT cellsRR-MSMultiple sclerosisCell reactivityT cell peripheral toleranceTh2-type T cellsT cell frequenciesMonths of treatmentT cell hyporesponsivenessT cell populationsT cell nonresponsivenessT cell anergyHyporesponsive T cellsMechanism of actionMyelin antigensGlatiramer acetatePeripheral toleranceCell hyporesponsivenessPeripheral bloodClonal eliminationIL-2Cell anergySubcutaneous administration
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
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 costimulation
1994
T cell anergy
Lasalle J, Hafler D. T cell anergy. The FASEB Journal 1994, 8: 601-608. PMID: 8005388, DOI: 10.1096/fasebj.8.9.8005388.Peer-Reviewed Original ResearchConceptsImmunologic self toleranceAutoreactive T cellsT cell anergyMHC class IIT cellsClonal anergyT cell presentationT cell clonal anergySelf antigensCell anergySelf toleranceCell presentationClass IIAutologous T cellsAbsence of costimulationHuman T cellsSecondary unresponsivenessHigh extracellular concentrationsAntigenic stimulationAntigen presentationAntigen resultsAnergyPrimary proliferationPeptide antigensAntigen
1992
Early signaling defects in human T cells anergized by T cell presentation of autoantigen.
LaSalle JM, Tolentino PJ, Freeman GJ, Nadler LM, Hafler DA. Early signaling defects in human T cells anergized by T cell presentation of autoantigen. Journal Of Experimental Medicine 1992, 176: 177-186. PMID: 1535366, PMCID: PMC2119294, DOI: 10.1084/jem.176.1.177.Peer-Reviewed Original ResearchConceptsAntigen-presenting cellsT cell presentationPhorbol myristate acetateT cellsAnergized T cellsCell presentationL cell transfectantsProliferative responseAlpha CD3B cellsMajor histocompatibility complex classHuman T cell clonesPrimary proliferative responsesAllogeneic B cellsT cell anergyT cell clonesHistocompatibility complex classInduction of anergyInterferon-gamma mRNANormal proliferative responseT cell activationCD2 monoclonal antibodiesT cell receptorCell transfectantsPresence of costimulation