DNA Topoisomerases, Type ITopoisomerase I InhibitorsDNA Topoisomerases, Type IIDNA TopoisomerasesTopoisomerase II InhibitorsDNA, SuperhelicalTopoisomerase InhibitorsLeukemiaCamptothecinLeukemia, Myeloid, AcuteInclusion Bodies, ViralLeukemia, Lymphocytic, Chronic, B-CellDNA ReplicationPlasmidsNucleic Acid ConformationLeukemia, ExperimentalDNA Topoisomerase IVMolecular Sequence DataAmsacrineEscherichia coliLeukemia, LymphoidHL-60 CellsTeniposideLeukemia, Myelogenous, Chronic, BCR-ABL PositiveLeukemia L1210Tumor Cells, CulturedPrecursor Cell Lymphoblastic Leukemia-LymphomaEtoposideLeukemia, Monocytic, AcuteAntineoplastic AgentsLeukemia P388Leukemia, T-CellGene Expression Regulation, LeukemicLeukemia Virus, MurineK562 CellsAntigens, NeoplasmDNALeukemia, B-CellLeukemia, MyeloidApoptosisBase SequenceDNA-Binding ProteinsNovobiocinRazoxaneCell LineDNA CleavageLeukemia, Hairy CellMyeloid-Lymphoid Leukemia ProteinAntineoplastic Agents, PhytogenicDNA, CatenatedDNA DamageCell Line, TumorEllipticinesEnzyme InhibitorsIntercalating AgentsMoloney murine leukemia virusDrug Resistance, NeoplasmDaunorubicinLeukemia, Promyelocytic, AcuteFusion Proteins, bcr-ablCytarabineDrug Screening Assays, AntitumorDNA, NeoplasmLeukemia Virus, BovineLeukemia Virus, FelineCell SurvivalCell DifferentiationLeukemia-Lymphoma, Adult T-CellLeukemia, Radiation-InducedPrecursor B-Cell Lymphoblastic Leukemia-LymphomaDrug ResistanceMutationCell CycleNeoplasm ProteinsCell DivisionTopotecanLeukemia, Basophilic, AcuteDNA GyraseLeukemia, Megakaryoblastic, AcuteFriend murine leukemia virusPodophyllotoxinU937 CellsAcute DiseaseTretinoinLeukemia, Biphenotypic, AcuteDrug SynergismRNA, MessengerAclarubicinDoxorubicinAntibiotics, AntineoplasticKineticsAmino Acid SequenceBone MarrowFlow CytometryDose-Response Relationship, DrugAminoacridinesPiperazinesMitoxantroneKaryotypingRNA, Neoplasm