LeukemiaLeukemia, Myeloid, AcuteLeukemia, ExperimentalDrug ResistanceLeukemia, Lymphocytic, Chronic, B-CellDrug Resistance, NeoplasmLeukemia, LymphoidTumor Cells, CulturedHL-60 CellsLeukemia, Myelogenous, Chronic, BCR-ABL PositiveLeukemia L1210Leukemia P388Killer Cells, NaturalAntineoplastic AgentsK562 CellsCell Line, TumorPrecursor Cell Lymphoblastic Leukemia-LymphomaLeukemia, Monocytic, AcuteApoptosisGene Expression Regulation, LeukemicCell LineLeukemia Virus, MurineLeukemia, T-CellDrug Resistance, MultipleDaunorubicinCell SurvivalP-GlycoproteinLeukemia, MyeloidLeukemia, B-CellCytotoxicity, ImmunologicDoxorubicinCell DivisionDrug Screening Assays, AntitumorCell DifferentiationMutationNeoplasm ProteinsFusion Proteins, bcr-ablMolecular Sequence DataFlow CytometryRNA, MessengerLeukemia, Hairy CellBase SequenceMoloney murine leukemia virusDose-Response Relationship, DrugCell ProliferationCells, CulturedCytarabineLeukemia, Promyelocytic, AcuteDNA, NeoplasmTime FactorsDrug SynergismSignal TransductionAntibiotics, AntineoplasticT-LymphocytesLeukemia-Lymphoma, Adult T-CellLeukemia Virus, FelineLeukemia Virus, BovineMyeloid-Lymphoid Leukemia ProteinSpleenPrecursor B-Cell Lymphoblastic Leukemia-LymphomaBone MarrowKineticsPhenotypeGene Expression Regulation, NeoplasticMice, Inbred C57BLLeukemia, Radiation-InducedCell CycleKaryotypingProto-Oncogene Proteins c-bcl-2Friend murine leukemia virusTretinoinAntibodies, MonoclonalLeukemia, Basophilic, AcuteLymphocytesLeukemia, Megakaryoblastic, AcuteVerapamilLymphocyte ActivationAcute DiseaseReverse Transcriptase Polymerase Chain ReactionBlotting, WesternClone CellsTransfectionMice, Inbred BALB CAntineoplastic Agents, PhytogenicDrug Resistance, MicrobialLymphomaMethotrexateDown-RegulationRNA, NeoplasmU937 CellsCaspasesLeukemia, Biphenotypic, AcuteHematopoietic Stem CellsNeoplastic Stem CellsMyeloid Cell Leukemia Sequence 1 ProteinMice, SCIDB-LymphocytesPiperazinesMembrane GlycoproteinsAmino Acid Sequence