Histocompatibility Antigens Class IIGenes, MHC Class IIMajor Histocompatibility ComplexHistocompatibility Antigens Class IHLA-D AntigensHLA-DR AntigensHistocompatibility AntigensMinor Histocompatibility AntigensHLA-DQ AntigensT-LymphocytesHLA-DP AntigensMolecular Sequence DataHLA-DR1 AntigenAntigen-Presenting CellsAntigen PresentationHLA-DRB5 ChainsLymphocyte ActivationHLA-DP alpha-ChainsH-2 AntigensInterferon-gammaHLA AntigensAmino Acid SequenceHLA-DR alpha-ChainsGenes, MHC Class IPeptidesHLA-DQ beta-ChainsAntigens, Differentiation, B-LymphocyteMice, Inbred StrainsReceptors, Antigen, T-CellB-LymphocytesHLA-DRB1 ChainsAntigens, CD4Antibodies, MonoclonalEpitopesCell LineMice, Inbred BALB CBase SequenceFlow CytometryAntigens, SurfaceMice, Inbred C57BLHybridomasAllelesCD4-Positive T-LymphocytesMinor Histocompatibility LociAntigensClone CellsSpleenRats, Inbred WFHLA-DR Serological SubtypesT-Lymphocytes, CytotoxicLymphocyte Culture Test, MixedMyelin Basic ProteinSuperantigensCells, Culturedbeta 2-MicroglobulinDendritic CellsCytotoxicity, ImmunologicTransfectionPeptide FragmentsThymus GlandHLA-B AntigensProtein BindingHLA-A AntigensAntigens, Differentiation, T-LymphocyteHistocompatibilityRecombinant ProteinsEnterotoxinsMacromolecular SubstancesMice, Inbred CBAReceptors, Antigen, T-Cell, alpha-betaHLA-DP beta-ChainsT-Lymphocytes, Helper-InducerMice, Inbred C3HAntigens, CDMice, TransgenicGene Expression RegulationAntigens, CD8MuramidaseHistocompatibility TestingBinding SitesLymphocytesHistocompatibility Antigen H-2DRNA, MessengerH-Y AntigenMacrophagesHaplotypesCD8-Positive T-LymphocytesFluorescent Antibody TechniqueGene ExpressionIsoantigensPromoter Regions, GeneticRats, Inbred LewAntigens, NeoplasmAntigens, CD80KineticsTranscription, GeneticL Cells (Cell Line)HLA-B7 AntigenTumor Cells, CulturedHLA-A2 Antigen