Hair DiseasesGene RearrangementGene Rearrangement, B-Lymphocyte, Light ChainTranscription FactorsTranscription, GeneticGene Rearrangement, T-LymphocyteGene Rearrangement, B-Lymphocyte, Heavy ChainGene Rearrangement, gamma-Chain T-Cell Antigen ReceptorGene Rearrangement, B-LymphocyteGene Rearrangement, beta-Chain T-Cell Antigen ReceptorBase SequenceMolecular Sequence DataGene Rearrangement, delta-Chain T-Cell Antigen ReceptorGenes, ImmunoglobulinGene Expression RegulationNF-kappa BRNA, MessengerDNA-Binding ProteinsImmunoglobulin Heavy ChainsGene Rearrangement, alpha-Chain T-Cell Antigen ReceptorCell NucleusCell LinePromoter Regions, GeneticGenes, T-Cell Receptor gammaDNAImmunoglobulin kappa-ChainsNuclear ProteinsTranslocation, GeneticPolymerase Chain ReactionTranscription Factor AP-1Signal TransductionBlotting, SouthernAmino Acid SequenceTranscriptional ActivationMutationB-LymphocytesTrans-ActivatorsBinding SitesCells, CulturedImmunoglobulin Joining RegionCell DifferentiationTransfectionProtein BindingCloning, MolecularSp1 Transcription FactorImmunoglobulin Variable RegionI-kappa B ProteinsClone CellsReverse Transcriptase Polymerase Chain ReactionGene ExpressionRepressor ProteinsTranscription Factor RelAGenesIn Situ Hybridization, FluorescenceGenes, ReporterHeLa CellsImmunoglobulin lambda-ChainsReceptors, Antigen, T-CellTumor Cells, CulturedDNA, NeoplasmRecombination, GeneticT-LymphocytesImmunoglobulin Light ChainsPlasmidsReceptors, Antigen, T-Cell, gamma-deltaRNA Polymerase IIImmunoglobulin mu-ChainsMyeloid-Lymphoid Leukemia ProteinLymphoma, T-CellPhosphorylationLymphoma, B-CellOncogene Proteins, FusionProto-Oncogene ProteinsTranscription Initiation SiteElectrophoretic Mobility Shift AssayVDJ RecombinasesGene OrderLymphomaImmunoglobulin J-ChainsRestriction MappingProto-OncogenesHomeodomain ProteinsPhenotypeRNAPrecursor Cell Lymphoblastic Leukemia-LymphomaMice, Inbred C57BLCyclic AMP Response Element-Binding ProteinCell Line, TumorRecombinant Fusion ProteinsBlotting, NorthernBlotting, WesternNucleic Acid HybridizationBasic Helix-Loop-Helix Transcription FactorsTumor Necrosis Factor-alphaSequence Analysis, DNAProtein Structure, TertiaryImmunophenotypingGenes, RAG-1Enhancer Elements, GeneticApoptosis