BenzamidesPiperazinesPyrimidinesLeukemia, Myelogenous, Chronic, BCR-ABL PositiveGastrointestinal Stromal TumorsFusion Proteins, bcr-ablHypersensitivity, DelayedAntineoplastic AgentsProto-Oncogene Proteins c-kitReceptor, Platelet-Derived Growth Factor alphaProtein Kinase InhibitorsLeukemia, Myeloid, Chronic-PhaseDrug HypersensitivityReceptor, Platelet-Derived Growth Factor betaBlast CrisisHypereosinophilic SyndromeDrug Resistance, NeoplasmGenes, ablCytogenetic AnalysisHypopigmentationProtein-Tyrosine KinasesProto-Oncogene Proteins c-ablK562 CellsGastrointestinal NeoplasmsPregnatrienesLeukemia, Myeloid, Chronic, Atypical, BCR-ABL NegativePhiladelphia ChromosomeTreatment OutcomeHypersensitivityRemission InductionReceptors, Platelet-Derived Growth FactorDermatofibrosarcomaEnzyme InhibitorsAlveolitis, Extrinsic AllergicMastocytosis, SystemicKetonesDrug ApprovalDose-Response Relationship, DrugFuransDermatitis, ContactCell Line, TumorFibromatosis, AggressiveProto-Oncogene Proteins c-sisDentin SensitivityThiazolesDisease-Free SurvivalSkin TestsAdministration, OralTime FactorsHarringtoninesLeukemia, Myeloid, Accelerated PhaseApoptosisHypersensitivity, ImmediateMutationCell ProliferationLichenoid EruptionsPhosphorylationSkinInterferon-alphamRNA Cleavage and Polyadenylation FactorsDrug SynergismDrug Administration ScheduleNeoplasm, ResidualPyrrolesDinitrofluorobenzeneSurvival AnalysisUnited States Food and Drug AdministrationAntineoplastic Combined Chemotherapy ProtocolsCytogeneticsPrognosisGene Expression Regulation, LeukemicRifabutinTreatment FailureReverse Transcriptase Polymerase Chain ReactionDisease ProgressionSalvage TherapyPrimary MyelofibrosisSignal TransductionErgoloid MesylatesRNA, MessengerCells, CulturedSTAT5 Transcription FactorChromosomes, Human, Pair 9DeferoxamineHydroxyureaRecurrenceSurvival RateIn Situ Hybridization, FluorescenceNeoplastic Stem CellsPlatelet-Derived Growth FactorHyperalgesiaIndolesScleroderma, SystemicHistiocytoma, Malignant FibrousMice, Inbred BALB CInhibitory Concentration 50Cell SurvivalImmunohistochemistryStem Cell FactorFollow-Up Studies