Hematopoietic Stem Cell TransplantationHematopoietic Stem CellsTransplantation, HomologousBone MarrowBone Marrow CellsBone Marrow TransplantationHematologic NeoplasmsStem CellsGraft vs Host DiseaseTransplantation, AutologousStem Cell TransplantationImmunocompromised HostClone CellsTransplantation ConditioningTissue DonorsOpportunistic InfectionsCytomegalovirus InfectionsBone and BonesHematopoiesisTransplantationMycosesTreatment OutcomeHistocompatibilityAspergillosisCell DifferentiationAntigens, CD34Whole-Body IrradiationHematologic DiseasesHematopoietic Stem Cell MobilizationRetrospective StudiesGraft SurvivalLeukemiaHepatic Veno-Occlusive DiseaseTime FactorsCell LineageCytomegalovirusColony-Forming Units AssayMice, Inbred C57BLStem Cell NicheAntifungal AgentsFlow CytometryAdult Stem CellsFatal OutcomeBK VirusEmbryonic Stem CellsPeripheral Blood Stem Cell TransplantationAntiviral AgentsCells, CulturedRecurrenceTransplantation ChimeraHistocompatibility TestingBone Marrow DiseasesAcute DiseaseLymphoproliferative DisordersStem Cell FactorNeutropeniaPatient Acceptance of Health CareFetal BloodCell SeparationBone Marrow ExaminationMultipotent Stem CellsSurvival RateBone Marrow NeoplasmsRisk FactorsBone Marrow PurgingBusulfanImmunosuppressive AgentsAspergillusPluripotent Stem CellsAnemia, AplasticPolymerase Chain ReactionSurvival AnalysisCell ProliferationMesenchymal Stem Cell TransplantationTriazolesCord Blood Stem Cell TransplantationMesenchymal Stromal CellsGranulocyte Colony-Stimulating FactorMultiple MyelomaParamyxoviridae InfectionsNeoplasmsIncidenceLeukemia, Myeloid, AcuteChimerismFollow-Up StudiesRadiation ChimeraProspective StudiesMice, SCIDHematopoietic SystemLeukemia, Myelogenous, Chronic, BCR-ABL PositiveViral LoadBone DensityMyelodysplastic SyndromesStromal CellsRoseolovirus InfectionsSurvivorsT-LymphocytesPrognosisMesonephrosKidney Transplantation