Clone CellsImmunoglobulin Heavy ChainsBone MarrowB-LymphocytesMultiple MyelomaLeukemia, Myelogenous, Chronic, BCR-ABL PositivePolymerase Chain ReactionCloning, MolecularMolecular Sequence DataBase SequenceAmino Acid SequenceDNA, ComplementaryDNASequence Analysis, DNANucleic Acid HybridizationSequence Homology, Nucleic AcidRNA, MessengerCell LineGenesSequence Homology, Amino AcidChromosomes, Artificial, BacterialBlotting, SouthernChromosome MappingGenomic LibraryPhylogenyBlotting, NorthernPlasmidsDNA Restriction EnzymesTransfectionDNA, BacterialCosmidsDNA, RecombinantSequence AlignmentMutation