Endoplasmic ReticulumReceptors, Antigen, B-CellEndoplasmic Reticulum StressB-LymphocytesEndoplasmic Reticulum, RoughB-Lymphocyte SubsetsSarcoplasmic ReticulumAntigens, CD79Receptors, Antigen, T-CellPre-B Cell ReceptorsEndoplasmic Reticulum, SmoothGolgi ApparatusMolecular Sequence DataSignal TransductionLymphocyte ActivationAmino Acid SequenceCell LineMembrane ProteinsProtein TransportCalciumMice, TransgenicMice, Inbred C57BLUnfolded Protein ResponseImmunoglobulin MCells, CulturedReceptors, Antigen, T-Cell, alpha-betaSialic Acid Binding Ig-like Lectin 2T-LymphocytesAntigens, CD19Molecular ChaperonesCell MembraneTunicamycinSarcoplasmic Reticulum Calcium-Transporting ATPasesCalnexinSpleenTranscription Factor CHOPMice, KnockoutGene Rearrangement, B-LymphocyteImmunoglobulin DCalcium-Transporting ATPasesIntracellular MembranesCell DifferentiationBase SequenceMutationThapsigarginCalreticulinMembrane GlycoproteinsProtein BindingGerminal CenterFlow CytometryAntigens, CDProtein FoldingBrefeldin AImmunoglobulin Variable RegionB-Cell Activation Factor ReceptorGlycosylationImmunoglobulin mu-ChainsImmunoglobulin Light Chains, SurrogateCalcium SignalingPrecursor Cells, B-LymphoidProtein-Tyrosine KinasesMicroscopy, ElectronMicrosomesActivating Transcription Factor 6ApoptosisImmunoglobulin Heavy ChainsMice, Inbred BALB CAntigens, Differentiation, B-LymphocyteBiological TransportPhosphorylationTransfectionGene Rearrangement, B-Lymphocyte, Light ChainProtein Processing, Post-TranslationalRecombinant Fusion ProteinsProtein Structure, TertiaryHeat-Shock ProteinsAntigensAntibodies, Anti-IdiotypicSelf ToleranceAntigens, CD5Antigen PresentationCaspase 12Antigens, CD40Receptors, Complement 3dCarrier ProteinsAutoimmunityProtein Sorting SignalsImmunoglobulinsClone CellsCOP-Coated VesiclesB-Cell Activating FactorModels, ImmunologicalAntigens, CD3Immunoglobulin Light ChainsGene Expression RegulationProtein Disulfide-IsomerasesAntibodies, MonoclonalSubcellular FractionsIntracellular Signaling Peptides and ProteinsPhospholipase C gamma