Leukemia, Lymphocytic, Chronic, B-CellLeukemia, LymphoidPrecursor Cell Lymphoblastic Leukemia-LymphomaLeukemiaLeukemia, Myeloid, AcuteDisease ProgressionLeukemia, B-CellLeukemic InfiltrationAsparaginaseLeukemia, T-CellLeukemia, Myelogenous, Chronic, BCR-ABL PositiveVidarabinePrecursor B-Cell Lymphoblastic Leukemia-LymphomaLeukemia, Biphenotypic, AcuteB-LymphocytesMethotrexateRemission, SpontaneousBone MarrowLymphocytes, NullGene Expression Regulation, LeukemicAntineoplastic AgentsVincristineCytarabineRemission Induction6-MercaptopurineImmunoglobulin Heavy ChainsLeukemia, ExperimentalLeukemia-Lymphoma, Adult T-CellPrognosisReceptors, Antigen, B-CellZAP-70 Protein-Tyrosine KinaseLymphomaAntineoplastic Combined Chemotherapy ProtocolsBurkitt LymphomaChlorambucilLeukemia, Hairy CellRosette FormationDNA, NeoplasmChromosomes, Human, 6-12 and XAnisocoriaKaryotypingTreatment OutcomePhiladelphia ChromosomeTumor Cells, CulturedCorneal PerforationRecurrenceLymphocytesBlast CrisisChromosome AberrationsLeukemia Virus, MurineAcute DiseaseAntigens, NeoplasmAntibodies, MonoclonalTime FactorsT-LymphocytesTranslocation, GeneticCladribineAntigens, CD5CyclophosphamideFlow CytometryMutationFusion Proteins, bcr-ablDNA NucleotidylexotransferaseAntigens, CD38Neoplasm ProteinsDrug Resistance, NeoplasmLeukemia, MyeloidSurvival AnalysisImmunoglobulin Variable RegionBase SequenceCell Line, TumorChromosomes, Human, Pair 14NeprilysinMolecular Sequence DataPrednisoneBone Marrow TransplantationAntigens, SurfaceDaunorubicinApoptosisCell Transformation, NeoplasticSurvival RatePolymerase Chain ReactionDrug Administration ScheduleLeukemia, Prolymphocytic, T-CellCyclin-Dependent Kinase Inhibitor p15Antibodies, Monoclonal, Murine-DerivedChromosomes, Human, Pair 9DexamethasoneSalvage TherapyRisk FactorsCell LineProto-Oncogene ProteinsLeukemia, Monocytic, AcuteImmunophenotypingChromosomes, Human, Pair 13PhenotypeLeukemia, Large Granular LymphocyticAntibodies, NeoplasmLeukemia L1210Moloney murine leukemia virus