Lymphocyte ActivationLymphocytesT-LymphocytesAntigens, CDBiological MarkersAntigens, Differentiation, T-LymphocyteB-LymphocytesLymphocyte SubsetsCD4-Positive T-LymphocytesFlow CytometryInterleukin-2Lymphocyte CountCells, CulturedReceptors, Interleukin-2Concanavalin AAntigens, CD3Genetic MarkersPhytohemagglutininsT-Lymphocyte SubsetsLectins, C-TypeCD8-Positive T-LymphocytesSpleenMice, Inbred C57BLReceptors, Antigen, T-CellImmunophenotypingMitogensCytokinesLymphocyte Culture Test, MixedHLA-DR AntigensMice, Inbred BALB CNeopterinAntibodies, MonoclonalJurkat CellsCytotoxicity, ImmunologicInterferon-gammaAntigens, CD45Antigens, SurfaceT-Lymphocytes, CytotoxicKiller Cells, NaturalCell LineSignal TransductionLeukocytes, MononuclearMembrane GlycoproteinsLeukocyte CountLymph NodesMice, KnockoutMonocytesDendritic CellsImmunoglobulinsMolecular Sequence DataLymphocytes, Tumor-InfiltratingImmunity, CellularCell DivisionReceptors, Antigen, B-CellCell DifferentiationCell SeparationAntigens, CD4Antigens, DifferentiationReceptors, ImmunologicAntigensImmune ToleranceAntigens, CD28Immunologic MemoryLymphocyte Function-Associated Antigen-1Antigen-Presenting CellsMice, TransgenicL-SelectinMacrophagesAntigens, CD2T-Lymphocytes, RegulatoryLectinsUp-RegulationRNA, MessengerPhenotypeLymphoid TissueCD4-CD8 RatioAutoimmunityTumor Markers, BiologicalCell ProliferationTime FactorsCD4 Lymphocyte CountAntigens, CD38Amino Acid SequenceT-Lymphocytes, Helper-InducerB-Lymphocyte SubsetsReceptor-CD3 Complex, Antigen, T-CellReceptors, Cell SurfaceApoptosisGene Expression RegulationBase SequenceAntigens, Differentiation, B-LymphocyteInterleukin-4Platelet ActivationCyclosporinsAntigens, CD63Histocompatibility Antigens Class IILymphocyte TransfusionHIV InfectionsImmunohistochemistryThymidine