Myelodysplastic SyndromesAnemia, RefractoryAnemia, Refractory, with Excess of BlastsSyndromeImmune SystemLeukemia, Myelomonocytic, ChronicLeukemia, Myeloid, AcuteChromosomes, Human, Pair 5Leukemia, MyeloidAzacitidineBone MarrowAnemia, SideroblasticChromosome AberrationsKaryotypingMonosomyThalidomidePreleukemiaMyeloproliferative DisordersMyelodysplastic-Myeloproliferative DiseasesAnemia, AplasticPancytopeniaChromosomes, Human, Pair 7Cytogenetic AnalysisBone Marrow CellsPrognosisAcute DiseaseLeukemiaChromosome DeletionTreatment OutcomeGranulocyte Precursor CellsHematopoietic Stem Cell TransplantationNeoplasms, Second PrimaryBone Marrow DiseasesIron OverloadTrisomyAntimetabolites, AntineoplasticCytogeneticsErythrocyte TransfusionTransplantation, HomologousHematologic AgentsHematopoietic Stem CellsSurvival AnalysisFlow CytometryChelation TherapyAntigens, CD34Immunity, InnateBlood TransfusionErythropoietinMutationDown SyndromeRemission InductionHematopoiesisBlood Cell CountMetabolic Syndrome XCytarabineTransplantation ConditioningThrombocytopeniaDisease ProgressionBlast CrisisBone Marrow ExaminationSurvival RateVidarabineAntineoplastic AgentsImmunophenotypingIn Situ Hybridization, FluorescenceT-LymphocytesGranulocyte Colony-Stimulating FactorSweet SyndromeAnemia, MacrocyticHematologic DiseasesChromosomes, Human, Pair 8AnemiaCore Binding Factor Alpha 2 SubunitRetrospective StudiesImmune ToleranceChromosome DisordersHaploinsufficiencyHematologic NeoplasmsBone Marrow TransplantationErythroid Precursor CellsKaryotypeTranslocation, GeneticChromosomes, Human, Pair 20Primary MyelofibrosisIron Chelating AgentsRisk FactorsMice, Inbred C57BLHematinicsLeukemia, Myelomonocytic, AcuteImmunologic SurveillanceAntilymphocyte SerumErythroid CellsCytokinesErythroblastsRecurrenceHemoglobinuria, ParoxysmalDNA Modification MethylasesFatal OutcomeImmunosuppressive AgentsHLA-DR Serological Subtypes