Hematopoietic Stem Cell TransplantationAnemia, AplasticTransplantation, HomologousHematopoietic Stem CellsAntilymphocyte SerumGraft vs Host DiseaseTransplantation ConditioningStem Cell TransplantationBone Marrow TransplantationTransplantation, AutologousHistocompatibilityHematologic NeoplasmsPeripheral Blood Stem Cell TransplantationTissue DonorsHistocompatibility TestingTransplantation ChimeraStem CellsImmunosuppressive AgentsTreatment OutcomeCord Blood Stem Cell TransplantationGraft SurvivalHLA AntigensAnemiaLeukemiaHematopoiesisCyclosporineRetrospective StudiesRecurrenceMyeloablative AgonistsGraft vs Leukemia EffectWhole-Body IrradiationSiblingsOxymetholoneCyclophosphamideVidarabineMyelodysplastic SyndromesAntigens, CD34BusulfanBone MarrowSevere Combined ImmunodeficiencyHematopoietic Stem Cell MobilizationSurvival RateImmunosuppressionGranulocyte Colony-Stimulating FactorSurvival AnalysisUnrelated DonorsGraft RejectionLiver TransplantationChimerismTime FactorsBone Marrow CellsHematologic DiseasesRemission InductionHemoglobinuria, ParoxysmalLeukemia, Myeloid, AcuteFollow-Up StudiesCell DifferentiationLymphocyte DepletionLymphocyte TransfusionCombined Modality TherapyMesenchymal Stem Cell TransplantationDisease-Free SurvivalHepatic Veno-Occlusive DiseaseLiving DonorsMultiple MyelomaT-LymphocytesFanconi AnemiaCell LineageCell TransplantationInfectionGraft vs Host ReactionBlood TransfusionStem Cell NicheFlow CytometryPancytopeniaColony-Forming Units AssayEmbryonic Stem CellsGraft vs Tumor EffectAdult Stem CellsTransplantation ImmunologyPrecursor Cell Lymphoblastic Leukemia-LymphomaTransplantation, IsogeneicMelphalanKidney TransplantationMice, Inbred C57BLAcute DiseaseSalvage TherapyFetal BloodMethylprednisoloneHaploidyCytomegalovirus InfectionsHaplotypesLeukemia, Myelogenous, Chronic, BCR-ABL PositiveCells, CulturedDonor SelectionFetal TherapiesCell SeparationAntineoplastic Combined Chemotherapy ProtocolsAllograftsReceptors, KIR