Mice, TransgenicReceptors, Antigen, B-CellB-LymphocytesB-Lymphocyte SubsetsMice, Inbred C57BLReceptors, Antigen, T-CellAntigens, CD79Pre-B Cell ReceptorsLymphocyte ActivationSignal TransductionTransgenesT-LymphocytesReceptors, Antigen, T-Cell, alpha-betaImmunoglobulin MMolecular Sequence DataSpleenCell DifferentiationMice, KnockoutAntigens, CD19Sialic Acid Binding Ig-like Lectin 2Gene Rearrangement, B-LymphocyteCells, CulturedImmunoglobulin DFlow CytometryBase SequenceGerminal CenterAntigens, CDMice, Inbred BALB CDisease Models, AnimalGene Expression RegulationGene ExpressionImmunoglobulin Variable RegionCell LineImmunoglobulin mu-ChainsProtein-Tyrosine KinasesPrecursor Cells, B-LymphoidB-Cell Activation Factor ReceptorImmunoglobulin Light Chains, SurrogateImmunoglobulin Heavy ChainsAmino Acid SequenceGene Rearrangement, B-Lymphocyte, Light ChainSelf ToleranceThymus GlandAutoimmunityPromoter Regions, GeneticAntigens, CD5Mice, Inbred CBARNA, MessengerAntigensAntibodies, Anti-IdiotypicAntigens, Differentiation, B-LymphocyteAntigens, CD40Receptors, Complement 3dMutationModels, ImmunologicalClone CellsB-Cell Activating FactorPhenotypeAntigens, CD3Animals, Genetically ModifiedPlants, Genetically ModifiedPhosphorylationImmune ToleranceLymphoma, B-CellAntigen PresentationImmunologic MemoryImmunoglobulinsRats, TransgenicMembrane GlycoproteinsImmunoglobulin GAutoantigensCD4-Positive T-LymphocytesClonal DeletionImmunoglobulin Light ChainsApoptosisImmunoglobulin kappa-ChainsAntibodies, MonoclonalGenes, ImmunoglobulinIntracellular Signaling Peptides and ProteinsDNA-Binding ProteinsPhospholipase C gammaGene Rearrangement, B-Lymphocyte, Heavy ChainRecombinant Fusion ProteinsReverse Transcriptase Polymerase Chain ReactionReceptors, Antigen, T-Cell, gamma-deltaAdaptor Proteins, Signal TransducingDown-RegulationDNA PrimersOrgan SpecificityReceptors, IgGMice, Mutant StrainsImmunophenotypingCD40 LigandLigandsClonal AnergyProtein BindingReceptor AggregationSomatic Hypermutation, ImmunoglobulinHistocompatibility Antigens Class IIT-Lymphocyte Subsets