Leukemia, Hairy CellLeukemia, Plasma CellLeukemiaLeukemia, Myeloid, AcuteLeukemia, Lymphocytic, Chronic, B-CellLeukemia, LymphoidCladribineLeukemia, T-CellLeukemia, ExperimentalLeukemia, Mast-CellPentostatinLeukemia, Myelogenous, Chronic, BCR-ABL PositiveHuman T-lymphotropic virus 1Leukemia-Lymphoma, Adult T-CellLeukemia, B-CellLeukemia Virus, MurinePrecursor Cell Lymphoblastic Leukemia-LymphomaGene Products, taxMyeloid Cell Leukemia Sequence 1 ProteinDeltaretrovirus InfectionsDeltaretrovirusLeukemia, Monocytic, AcuteMoloney murine leukemia virusGene Expression Regulation, LeukemicBone MarrowLeukemia L1210Leukemia Virus, BovineLeukemia Virus, FelineHTLV-I InfectionsRemission InductionLeukemia, Radiation-InducedMyeloid-Lymphoid Leukemia ProteinT-LymphocytesImmunophenotypingAntineoplastic AgentsSplenectomyB-LymphocytesLeukemia, ProlymphocyticLymphomaLeukemic InfiltrationLeukemia P388Cell LineTumor Cells, CulturedLeukemia, Biphenotypic, AcutePrecursor B-Cell Lymphoblastic Leukemia-LymphomaFriend murine leukemia virusKaryotypingCoformycinBase SequenceAcute DiseaseMolecular Sequence DataHL-60 CellsSialic Acid Binding Ig-like Lectin 2Flow CytometryRetroviridae InfectionsNeoplasm ProteinsLeukemia, Large Granular LymphocyticCytarabineAntibodies, MonoclonalLeukemia, Megakaryoblastic, AcuteJurkat CellsPrecursor T-Cell Lymphoblastic Leukemia-LymphomaAKR murine leukemia virusFusion Proteins, bcr-ablPreleukemiaProto-Oncogene ProteinsLeukemia, Myeloid, Chronic-PhaseNeoplasm, ResidualApoptosisInterferon Type IChromosome AberrationsParaparesis, Tropical SpasticRetroviridae Proteins, OncogenicAntigens, SurfaceAntigens, CDAntineoplastic Combined Chemotherapy ProtocolsBone Marrow ExaminationReceptors, Antigen, B-CellCell Transformation, NeoplasticHematopoietic Stem CellsNeoplasms, Second PrimaryLymphocytesMastocytosis, SystemicDaunorubicinTranscription FactorsNeoplastic Stem CellsCell DifferentiationLeukemia, Myeloid, Accelerated PhaseK562 CellsAntigens, NeoplasmAntigens, CD20RNA, MessengerRecurrenceLymphoproliferative DisordersReceptors, Interleukin-2Proto-Oncogene Proteins c-bcl-2Gene RearrangementCytogeneticsPolymerase Chain ReactionCell Line, Tumor