Precursor Cell Lymphoblastic Leukemia-LymphomaLeukemiaLeukemia, LymphoidLeukemia, Lymphocytic, Chronic, B-CellLeukemia, Myeloid, AcuteMyeloid-Lymphoid Leukemia ProteinAcute DiseaseLeukemia, Radiation-InducedAsparaginaseLeukemia, MyeloidLeukemia, Biphenotypic, AcuteLeukemia, Myelogenous, Chronic, BCR-ABL PositiveGene Expression Regulation, LeukemicNevadaCytarabinePrecursor B-Cell Lymphoblastic Leukemia-LymphomaLeukemia, B-CellLeukemia, ExperimentalBone MarrowLeukemia, T-CellLeukemia-Lymphoma, Adult T-CellTranslocation, GeneticLeukemia, Monocytic, AcuteMethotrexateAntineoplastic AgentsRemission InductionPrognosisElectromagnetic FieldsDaunorubicinKaryotypingPaternal ExposureBurkitt LymphomaAntineoplastic Combined Chemotherapy ProtocolsLeukemic InfiltrationCore Binding Factor Alpha 2 SubunitVincristine6-MercaptopurineEnvironmental ExposureRemission, SpontaneousB-LymphocytesLeukemia Virus, MurineChromosomes, Human, Pair 11PesticidesPhiladelphia ChromosomeChromosome AberrationsVidarabineCase-Control StudiesImmunophenotypingProto-OncogenesDNA, NeoplasmOncogene Proteins, FusionLeukemia, Hairy CellPreleukemiaGene RearrangementNeoplasm ProteinsLymphomaRecurrenceRisk FactorsBlast CrisisFusion Proteins, bcr-ablTumor Cells, CulturedImmunoglobulin Heavy ChainsInfant, NewbornLymphocytes, NullTreatment OutcomeDNA NucleotidylexotransferaseFlow CytometryOmanReceptors, Antigen, B-Cellfms-Like Tyrosine Kinase 3MutationCaliforniaBase SequenceZAP-70 Protein-Tyrosine KinaseMoloney murine leukemia virusLeukemia L1210ArabinonucleosidesChlorambucilT-LymphocytesSurvivorsSurvival AnalysisDrug Resistance, NeoplasmMolecular Sequence DataCyclophosphamideRosette FormationHL-60 CellsPrednisoneBone Marrow TransplantationChromosomes, Human, 6-12 and XChromosomes, Human, Pair 9Antigens, NeoplasmLymphocytesSurvival RateProto-Oncogene ProteinsCytogenetic AnalysisDual Specificity Phosphatase 2RegistriesMitoxantroneCell Transformation, NeoplasticLeukemia Virus, Bovine