Immunoglobulin Variable RegionImmunoglobulin Heavy ChainsSomatic Hypermutation, ImmunoglobulinGenes, ImmunoglobulinImmunoglobulin Light ChainsBinding Sites, AntibodyB-LymphocytesHybridomasBase SequenceMolecular Sequence DataAmino Acid SequenceImmunoglobulinsImmunoglobulin GImmunoglobulin kappa-ChainsLeukemia, Lymphocytic, Chronic, B-CellGene Rearrangement, B-Lymphocyte, Heavy ChainGenes, Immunoglobulin Heavy ChainGene Rearrangement, B-LymphocyteImmunoglobulin MImmunoglobulin AImmunoglobulin IdiotypesGene RearrangementCytidine DeaminaseComplementarity Determining RegionsMutationAntibody SpecificityAntibodies, MonoclonalClone CellsImmunoglobulins, IntravenousPolymerase Chain ReactionCloning, MolecularImmunoglobulin Constant RegionsImmunoglobulin lambda-ChainsMyeloma ProteinsImmunoglobulin FragmentsDNAMice, Inbred BALB CImmunoglobulin mu-ChainsImmunoglobulin EImmunoglobulin IsotypesImmunoglobulin A, SecretoryImmunoglobulin DImmunoglobulin AllotypesImmunoglobulin J-ChainsImmunoglobulin Fab FragmentsPlasmacytomaImmunoglobulin Fc FragmentsImmunoglobulin gamma-ChainsImmunoglobulin Joining RegionImmunoglobulin Class SwitchingAntibody DiversityAntibodies, Anti-Idiotypic