LeukemiaLeukemia, Myeloid, AcuteAcute DiseaseDaunorubicinChromosomes, Human, 4-5Leukemia, Monocytic, AcuteCytarabinePreleukemiaLeukemia, Radiation-InducedThioguanineBone MarrowChromosomes, Human, 16-18KaryotypingChromosomes, Human, 21-22 and YChromosomes, Human, 6-12 and XLeukemia, Basophilic, AcuteChromosomes, Human, 1-3Chromosome AberrationsQuinacrine MustardChromosome DisordersLeukemia, LymphoidRemission InductionAminoacridinesMechlorethaminePrecursor Cell Lymphoblastic Leukemia-LymphomaLeukemia, MyeloidTranslocation, GeneticVincristineBone Marrow TransplantationProcarbazineAntineoplastic Combined Chemotherapy ProtocolsMyelodysplastic SyndromesChromosome BandingColony-Forming Units AssayPrognosisLeukemia, ExperimentalRecurrenceLeukemia, Lymphocytic, Chronic, B-CellPrednisoneBasophilsHodgkin DiseaseHematopoietic Stem CellsDrug Administration ScheduleClone CellsAsparaginaseLeukemia, Myelogenous, Chronic, BCR-ABL PositiveMyeloid-Lymphoid Leukemia ProteinLeukemia Virus, MurineTime FactorsGene Expression Regulation, LeukemicAntineoplastic AgentsPrecursor B-Cell Lymphoblastic Leukemia-LymphomaLeukemia, T-CellLiver Failure, AcuteMoloney murine leukemia virusCore Binding Factor Alpha 2 SubunitReceptors, IgELeukemia, Hairy CellLeukemia L1210Leukemia, B-CellLeukemia Virus, BovineLeukemia Virus, Felinefms-Like Tyrosine Kinase 3Neoplasm, ResidualTumor Cells, CulturedIdarubicinChromosomes, Human, Pair 21Treatment OutcomeLeukemia P388Combined Modality TherapyLeukemia, Biphenotypic, AcuteDisease-Free SurvivalFriend murine leukemia virusOncogene Proteins, FusionHL-60 CellsLeukemia-Lymphoma, Adult T-CellCell Line, TumorDrug Resistance, NeoplasmSurvival AnalysisMast CellsCell LineLeukemia, Megakaryoblastic, AcuteAKR murine leukemia virusFusion Proteins, bcr-ablMethotrexateImmunoglobulin ELeukemia, Myeloid, Chronic-PhaseInfant, NewbornFlow CytometryHistamine ReleaseGene Expression ProfilingHospitals, PediatricApoptosisRetrospective StudiesPediatricsReverse Transcriptase Polymerase Chain ReactionMutationProto-Oncogene ProteinsSurvival RatePolymerase Chain Reaction