Cell DifferentiationB-LymphocytesB-Lymphocyte SubsetsDendritic CellsLymphocyte ActivationB-Cell Activating FactorMice, Inbred C57BLCells, CulturedB-Cell Maturation AntigenSpleenB-Cell Activation Factor ReceptorFlow CytometryMice, KnockoutAntigens, CDMice, TransgenicGerminal CenterImmunoglobulinsImmunoglobulin MImmunoglobulin DMice, Inbred BALB CAntigens, CD40Signal TransductionThymus GlandTransmembrane Activator and CAML Interactor ProteinTumor Necrosis Factor Ligand Superfamily Member 13ImmunophenotypingPrecursor Cells, B-LymphoidAntigens, CD19Membrane GlycoproteinsSperm MaturationBone Marrow CellsMolecular Sequence DataAntigen PresentationImmunoglobulin Heavy ChainsCell LineT-LymphocytesSexual MaturationCD40 LigandImmunoglobulin GOocytesCytokinesImmunoglobulin mu-ChainsRNA, MessengerAntigens, Differentiation, B-LymphocyteAntibody FormationImmunoglobulin Variable RegionGene Expression RegulationImmunologic MemoryBase SequenceCell ProliferationMice, Mutant StrainsLipopolysaccharidesLymphocyte CooperationCD4-Positive T-LymphocytesMembrane ProteinsCell SeparationHistocompatibility Antigens Class IICell DivisionLymphopoiesisT-Lymphocyte SubsetsMonocytesInterleukin-4Antibodies, MonoclonalInterleukin-12Coculture TechniquesAmino Acid SequenceGene Rearrangement, B-Lymphocyte, Light ChainImmune ToleranceCell LineageLymphocyte CountApoptosisReverse Transcriptase Polymerase Chain ReactionAntigens, CD86PhenotypeGene Rearrangement, B-LymphocyteCell SurvivalLymphopeniaUp-RegulationSertoli CellsGenes, ImmunoglobulinOogenesisAntigens, CD5Lymph NodesAntigens, SurfaceLymphoid TissueAutoimmunityAnimals, NewbornLymphoma, B-CellCell CommunicationGene Expression Regulation, DevelopmentalHematopoietic Stem CellsDown-RegulationGenes, RAG-1MutationTranscription FactorsBone MarrowAntigensGrowth InhibitorsTime FactorsReceptors, Complement 3d