Myeloproliferative DisordersMyelodysplastic SyndromesPolycythemia VeraJanus Kinase 2Primary MyelofibrosisThrombocytosisLeukemia, Myelomonocytic, ChronicThrombocythemia, EssentialLeukemia, Myelogenous, Chronic, BCR-ABL PositiveLeukemia, Myelomonocytic, JuvenileSplenomegalyAnemia, RefractoryHematopoiesis, ExtramedullaryLeukemia, Myeloid, AcuteBone MarrowFusion Proteins, bcr-ablAnemia, Refractory, with Excess of BlastsReceptors, ThrombopoietinOncogene Proteins, FusionHematopoietic Stem CellsLeukocytosisGenes, ablSTAT5 Transcription FactorSyndromeMyelodysplastic-Myeloproliferative Diseasesfms-Like Tyrosine Kinase 3Bone Marrow TransplantationBone Marrow CellsMutationLeukemia, MyeloidLeukemiaChromosomes, Human, Pair 5Cell Transformation, NeoplasticGene Expression Regulation, LeukemicHematopoiesisAnemia, SideroblasticBenzamidesMyeloid CellsTranslocation, GeneticLeukemia, Myeloid, Chronic, Atypical, BCR-ABL NegativePyrimidinesKaryotypingMutation, MissenseRetroviridaeAzacitidineChromosome AberrationsMonosomyPiperazinesReceptors, ErythropoietinPreleukemiaDisease Models, AnimalMice, Inbred C57BLBone Marrow NeoplasmsSignal TransductionProtein-Tyrosine KinasesTransduction, GeneticProto-Oncogene ProteinsFlow CytometryChromosomes, Human, Pair 7Cell ProliferationThalidomideBlast CrisisPhenotypeBone Marrow DiseasesMice, KnockoutPrognosisDown SyndromeMegakaryocytesPancytopeniaAnemia, AplasticChromosome DeletionAcute DiseaseLeukemia, Neutrophilic, ChronicCytogenetic AnalysisTreatment OutcomeChromosomes, Human, Pair 8GranulocytesMice, Inbred BALB CHematologic NeoplasmsMice, TransgenicChromosomes, Human, Pair 20Hematopoietic Stem Cell TransplantationCytogeneticsAntigens, CD34ThrombopoietinErythropoietinCells, CulturedTrisomyMyeloid Progenitor CellsGranulocyte Precursor CellsBlood Cell CountCore Binding Factor Alpha 2 SubunitBone Marrow ExaminationAntimetabolites, AntineoplasticLeukemia, Megakaryoblastic, AcuteErythroid Precursor CellsHematologic DiseasesDNA Mutational AnalysisDisease ProgressionSarcoma Viruses, Murine