LymphomaLymphoma, B-CellLymphoma, Non-HodgkinLymphoma, T-CellBurkitt LymphomaLymphoma, Large B-Cell, DiffuseLymphoma, FollicularLymphoma, B-Cell, Marginal ZoneReceptor, Serotonin, 5-HT2ALymphoma, Mantle-CellLymphoma, T-Cell, CutaneousReceptor, Serotonin, 5-HT1ALymphoma, Large-Cell, AnaplasticReceptors, Serotonin, 5-HT1Lymphoma, AIDS-RelatedReceptors, Serotonin, 5-HT3Lymphoma, T-Cell, PeripheralReceptor, Serotonin, 5-HT1BHodgkin DiseaseReceptor, Serotonin, 5-HT2CLeukemia L5178Tumor Cells, CulturedAntigens, CD20Lymphoma, Large-Cell, ImmunoblasticHerpesvirus 4, HumanSerotonin 5-HT2 Receptor AntagonistsAntibodies, Monoclonal, Murine-DerivedB-LymphocytesTranslocation, GeneticSerotonin 5-HT1 Receptor AgonistsAntigens, CD30VincristineCell Line, TumorHT29 CellsChromosomes, Human, Pair 14Serotonin 5-HT2 Receptor AgonistsReceptors, SerotoninReceptor, Serotonin, 5-HT1DSerotonin AntagonistsPrednisoneAntibodies, MonoclonalApoptosisChromosomes, Human, Pair 18Serotonin 5-HT3 Receptor AntagonistsDoxorubicinSerotonin 5-HT1 Receptor AntagonistsSerotoninThymus NeoplasmsCell LineSerotonin Receptor AgonistsCyclophosphamideImmunophenotypingLymphoma, Extranodal NK-T-CellAntineoplastic Combined Chemotherapy ProtocolsAntineoplastic AgentsReed-Sternberg CellsGene RearrangementProto-Oncogene Proteins c-bcl-2Flow CytometryEpstein-Barr Virus Nuclear AntigensLymph NodesReceptors, Antigen, B-CellGene Expression Regulation, NeoplasticLeukemiaImmunohistochemistryEpstein-Barr Virus InfectionsImmunoglobulin Heavy ChainsLeukemia, Lymphocytic, Chronic, B-CellHerpesvirus 8, HumanProto-Oncogene Proteins c-bcl-6DNA, NeoplasmT-LymphocytesNeoplasm ProteinsGenes, mycMolecular Sequence DataSerotonin 5-HT3 Receptor AgonistsSerotonin 5-HT4 Receptor AgonistsGenes, bcl-2PrognosisBase SequenceSialic Acid Binding Ig-like Lectin 2Eye NeoplasmsLeukemia, B-CellProto-Oncogene Proteins c-mycPolymerase Chain ReactionCell SurvivalGenes, ImmunoglobulinSerotonin 5-HT4 Receptor AntagonistsGerminal CenterMice, SCIDAntigens, NeoplasmNeoplasms, ExperimentalLymphocytesTreatment OutcomeSkin NeoplasmsEtoposideNose NeoplasmsCentral Nervous System NeoplasmsCell DivisionRNA, Messenger