Lymphoma, B-CellBurkitt LymphomaB-LymphocytesLymphomaTumor Cells, CulturedApoptosisLymphoma, Non-HodgkinLymphoma, T-CellLymphoma, Large B-Cell, DiffuseLymphoma, FollicularLymphoma, B-Cell, Marginal ZoneLymphoma, Mantle-CellLymphoma, T-Cell, CutaneousLymphoma, AIDS-RelatedB-Lymphocyte SubsetsLymphoma, T-Cell, PeripheralLymphoma, Large-Cell, AnaplasticHodgkin DiseaseGerminal CenterLymphoma, Large-Cell, ImmunoblasticLymphocyte ActivationAntibodies, Monoclonal, Murine-DerivedImmunoglobulin Heavy ChainsImmunoglobulin MSpleenImmunophenotypingVincristineHerpesvirus 4, HumanImmunoglobulin DFlow CytometryGenes, ImmunoglobulinAntibodies, MonoclonalGene Rearrangement, B-LymphocytePrednisoneAntigens, CD5Translocation, GeneticMice, Inbred C57BLLeukemia, Lymphocytic, Chronic, B-CellAntigens, CD20Lymph NodesGene Rearrangement, B-Lymphocyte, Heavy ChainAntigens, CD19CyclophosphamideLymphoma, Extranodal NK-T-CellImmunoglobulin Variable RegionSialic Acid Binding Ig-like Lectin 2Antigens, CDImmunoglobulinsProto-Oncogene Proteins c-bcl-6B-Cell Activating FactorChromosomes, Human, Pair 14Antigens, CD40Cell DifferentiationGene RearrangementDoxorubicinMice, Inbred BALB CMice, TransgenicLymphocyte CooperationAntigens, CD30Antineoplastic Combined Chemotherapy ProtocolsImmunoglobulin GPrecursor Cells, B-LymphoidAntigens, Differentiation, B-LymphocyteAntigens, CD79Chromosomes, Human, Pair 18ImmunohistochemistryMolecular Sequence DataLeukemia, B-CellClone CellsEpstein-Barr Virus InfectionsB-Cell Activation Factor ReceptorLymphoid TissueImmunologic MemoryCells, CulturedReed-Sternberg CellsCell LineAntibody FormationSignal TransductionMice, KnockoutThymus NeoplasmsReceptors, Complement 3dImmunoglobulin mu-ChainsBase SequenceSomatic Hypermutation, ImmunoglobulinLymphoproliferative DisordersImmunoglobulin kappa-ChainsPrognosisAntibodies, Anti-IdiotypicCentral Nervous System NeoplasmsProto-Oncogene Proteins c-bcl-2Antigens, CD27B-Cell-Specific Activator ProteinPolymerase Chain ReactionBone MarrowCell Line, TumorImmunoglobulin Light ChainsPseudolymphomaTreatment OutcomeGene Rearrangement, B-Lymphocyte, Light ChainCD40 Ligand