LymphocytesCell DifferentiationLymphocyte ActivationB-LymphocytesAntigensT-LymphocytesAntigens, BacterialCells, CulturedAntigens, SurfaceAntigens, NeoplasmMice, Inbred C57BLSpleenMice, Inbred BALB CAntibody FormationAntigens, ViralAntigens, CDImmune SystemReceptors, Antigen, B-CellImmunity, CellularImmunoglobulin GCell LineFlow CytometryLymphocyte SubsetsMolecular Sequence DataCD4-Positive T-LymphocytesImmunity, InnateCytokinesAntibodies, MonoclonalSignal TransductionLymphocyte CountImmunoglobulin MInterferon-gammaImmune ToleranceDendritic CellsMice, KnockoutImmunizationGene Expression RegulationCell DivisionRNA, MessengerEpitopesEnzyme-Linked Immunosorbent AssayBase SequenceMice, TransgenicT-Lymphocytes, CytotoxicAntigens, DifferentiationAmino Acid SequenceAntigens, ProtozoanCD8-Positive T-LymphocytesImmunoglobulinsHLA AntigensMacrophagesLymph NodesB-Lymphocyte SubsetsReceptors, Antigen, T-CellImmunityCell ProliferationTime FactorsAdjuvants, ImmunologicPalatine TonsilT-Lymphocyte SubsetsHistocompatibility Antigens Class IIFluorescent Antibody TechniqueAntigens, CD3Immune SeraCytotoxicity, ImmunologicMembrane GlycoproteinsInterleukin-2Lymphocyte Culture Test, MixedMice, Inbred StrainsMonocytesPhenotypeTranscription FactorsH-2 AntigensImmunity, HumoralImmunophenotypingHistocompatibility AntigensAntibody SpecificityAntigens, CD19Interleukin-4Thymus GlandImmunohistochemistryHLA-DR AntigensGene ExpressionCell SeparationImmunologic MemoryAntibodies, ViralAntigens, HelminthClone CellsLeukocyte CountTh1 CellsKiller Cells, NaturalAntibodies, BacterialAntibody-Producing CellsTumor Cells, CulturedBone Marrow CellsAdaptive ImmunityStem CellsAntigens, FungalLymphocyte CooperationReverse Transcriptase Polymerase Chain Reaction