Cord Blood Stem Cell TransplantationBone Marrow TransplantationTransplantation, HomologousBone MarrowFetal BloodBone Marrow CellsGraft vs Host DiseaseHematopoietic Stem Cell TransplantationSpinal CordTissue DonorsTransplantation ConditioningGraft SurvivalWhole-Body IrradiationLeukemiaHistocompatibility TestingTransplantation, AutologousAnemia, AplasticHematopoietic Stem CellsHematologic NeoplasmsImmunosuppressive AgentsCytomegalovirus InfectionsGraft RejectionSpinal Cord InjuriesKidney TransplantationHistocompatibilityTransplantation ChimeraImmunosuppressionTime FactorsTreatment OutcomeAntigens, CD34RecurrenceTransplantsT-LymphocytesLeukemia, Myeloid, AcuteCyclosporineRetrospective StudiesUmbilical CordTransplantation, IsogeneicPrecursor Cell Lymphoblastic Leukemia-LymphomaImmunocompromised HostLeukemia, Myelogenous, Chronic, BCR-ABL PositiveHLA AntigensHematopoiesisBusulfanMice, Inbred C57BLGraft vs Host ReactionOpportunistic InfectionsAcute DiseaseCytomegalovirusBlood BanksInfant, NewbornBone Marrow PurgingRadiation ChimeraColony-Forming Units AssayLymphocyte DepletionSurvival AnalysisStem Cell TransplantationCells, CulturedTransplantationHematologic DiseasesMycosesTransplantation ImmunologyBone Marrow DiseasesAntilymphocyte SerumFlow CytometryMyelodysplastic SyndromesCell DifferentiationLymphocyte Culture Test, MixedPneumonia, ViralBone Marrow ExaminationGanciclovirHeart TransplantationCyclophosphamideGraft vs Tumor EffectFatal OutcomeSurvival RateRemission InductionCombined Modality TherapyNuclear FamilyGraft vs Leukemia EffectCell SeparationHepatic Veno-Occlusive DiseaseImmunophenotypingIsoantigensSpleenPeripheral Blood Stem Cell Transplantation