Precursor Cell Lymphoblastic Leukemia-LymphomaLeukemia, LymphoidLeukemiaLeukemia, Lymphocytic, Chronic, B-CellLeukemia, Myeloid, AcutePrecursor B-Cell Lymphoblastic Leukemia-LymphomaAsparaginasePrecursor T-Cell Lymphoblastic Leukemia-LymphomaLeukemia-Lymphoma, Adult T-CellGene Expression Regulation, LeukemicLeukemia, B-CellLeukemia, Myelogenous, Chronic, BCR-ABL PositiveRemission InductionBurkitt LymphomaLeukemia, T-CellLeukemia, Experimental6-MercaptopurinePhiladelphia ChromosomeMethotrexateLeukemic InfiltrationBone MarrowLeukemia, Biphenotypic, AcuteNeoplasm, ResidualVincristineCytarabineTranslocation, GeneticKaryotypingMyeloid-Lymphoid Leukemia ProteinAntineoplastic AgentsAntineoplastic Combined Chemotherapy ProtocolsFusion Proteins, bcr-ablRecurrencePrognosisLeukemia Virus, MurineB-LymphocytesDaunorubicinImmunophenotypingCore Binding Factor Alpha 2 SubunitGene RearrangementNeprilysinLeukemia, Hairy CellChromosome AberrationsTreatment OutcomeDNA, NeoplasmLeukemia, Monocytic, AcuteBlast CrisisAcute DiseaseVidarabineLymphomaPrednisoneImmunoglobulin Heavy ChainsDrug Resistance, NeoplasmTumor Cells, CulturedRemission, SpontaneousBone Marrow TransplantationAntigens, NeoplasmNeoplasm ProteinsChromosomes, Human, Pair 12Disease-Free SurvivalIkaros Transcription FactorFlow CytometryMoloney murine leukemia virusLeukemia, Radiation-InducedLeukemia L1210Survival AnalysisChromosomes, Human, Pair 9Base SequenceOncogene Proteins, FusionAntigens, CD19T-LymphocytesLymphocytesTransplantation, HomologousReceptors, Antigen, B-CellSurvival RateDexamethasoneChromosomes, Human, Pair 11Polymerase Chain ReactionLeukemia Virus, BovineLeukemia Virus, FelineMolecular Sequence DataDNA NucleotidylexotransferaseAntibodies, MonoclonalReceptor, Notch1Cell Line, TumorCyclophosphamideRosette FormationLymphocytes, NullCranial IrradiationMutationApoptosisChromosomes, Human, Pair 21Chromosomes, Human, Pair 14Chromosomes, Human, 6-12 and XProto-Oncogene ProteinsLeukemia, MyeloidCyclin-Dependent Kinase Inhibitor p15Time FactorsAntigens, SurfaceNeoplastic Stem CellsZAP-70 Protein-Tyrosine Kinase