B-Lymphocyte SubsetsB-LymphocytesLymphocyte ActivationGerminal CenterImmunoglobulin MImmunoglobulin DSpleenAntigens, CD19Mice, Inbred C57BLImmunoglobulin Heavy ChainsB-Cell Activating FactorLymphocyte CooperationCell DifferentiationAntigens, CD40Precursor Cells, B-LymphoidGene Rearrangement, B-LymphocyteFlow CytometryImmunoglobulin GImmunoglobulin Variable RegionImmunoglobulinsAntigens, CD5Immunologic MemoryGenes, ImmunoglobulinMice, Inbred BALB CLymphoma, B-CellMice, TransgenicB-Cell Activation Factor ReceptorAntibody FormationAntigens, Differentiation, B-LymphocyteReceptors, Complement 3dSialic Acid Binding Ig-like Lectin 2Cells, CulturedMice, KnockoutAntigens, CDImmunoglobulin mu-ChainsGene Rearrangement, B-Lymphocyte, Heavy ChainAntigens, CD27Epitopes, B-LymphocyteAntigens, T-IndependentReceptors, CXCR5CD40 LigandSomatic Hypermutation, ImmunoglobulinGene Rearrangement, B-Lymphocyte, Light ChainAntigens, CD79Immunoglobulin kappa-ChainsSignal TransductionAutoantibodiesAutoimmunityAntibodies, Anti-IdiotypicAntibodies, MonoclonalImmunophenotypingAntibody-Producing CellsLymphoid TissueHerpesvirus 4, HumanInterleukin-4Dendritic Cells, FollicularClone CellsImmunoglobulin IsotypesLymphocyte CountCell LineLymphopoiesisChemokine CXCL13Molecular Sequence DataImmunoglobulin lambda-ChainsLeukemia, Lymphocytic, Chronic, B-CellLupus Erythematosus, SystemicImmunoglobulin Light ChainsLymphopeniaImmune ToleranceAntigensB-Cell-Specific Activator ProteinB-Lymphocytes, RegulatoryCell SeparationMembrane GlycoproteinsAutoantigensBone Marrow CellsLymph NodesBase SequenceCytidine DeaminaseAntibodies, AntinuclearCD4-Positive T-LymphocytesImmunologic Deficiency SyndromesTrinitrobenzenesTumor Necrosis Factor Ligand Superfamily Member 13Antigen PresentationImmunoglobulin AMice, Inbred CBABurkitt LymphomaHybridomasLeukemia, B-CellImmunoglobulin Light Chains, SurrogateApoptosisHaptensMice, Mutant StrainsHemolytic Plaque TechniqueAntibody DiversityCell ProliferationAdoptive TransferHistocompatibility Antigens Class IIGene Expression Regulation