Hematopoietic Stem Cell TransplantationHematopoietic Stem CellsTransplantation, HomologousOrgan TransplantationHematologic NeoplasmsImmunocompromised HostTransplantationTransplantsStem CellsTissue DonorsGraft vs Host DiseaseCytomegalovirus InfectionsOpportunistic InfectionsTransplantation, AutologousStem Cell TransplantationTransplantation ConditioningMycosesKidney TransplantationGraft SurvivalTreatment OutcomeAspergillosisRetrospective StudiesBone Marrow TransplantationImmunosuppressive AgentsCytomegalovirusHistocompatibilityHematopoiesisTime FactorsHematologic DiseasesHematopoietic Stem Cell MobilizationAntifungal AgentsLymphoproliferative DisordersHepatic Veno-Occlusive DiseaseGraft RejectionAntiviral AgentsAntigens, CD34Whole-Body IrradiationFatal OutcomeLeukemiaCell DifferentiationHeart TransplantationBK VirusCell LineageStem Cell NicheBone Marrow CellsHistocompatibility TestingAdult Stem CellsEmbryonic Stem CellsLung TransplantationPeripheral Blood Stem Cell TransplantationRisk FactorsTissue and Organ ProcurementRecurrenceTransplantation ImmunologyImmunosuppressionMice, Inbred C57BLColony-Forming Units AssaySurvival RateGanciclovirIncidenceAcute DiseaseTransplantation ChimeraFlow CytometryNeutropeniaFetal BloodAspergillusFollow-Up StudiesStem Cell FactorProspective StudiesTriazolesPostoperative ComplicationsPluripotent Stem CellsViral LoadCells, CulturedMultipotent Stem CellsParamyxoviridae InfectionsPolymerase Chain ReactionCord Blood Stem Cell TransplantationSurvival AnalysisCyclosporineBone MarrowNeoplasmsHerpesvirus 4, HumanCell SeparationBusulfanChimerismDNA, ViralCell ProliferationZygomycosisSurvivorsMesenchymal Stem Cell TransplantationRoseolovirus InfectionsPrognosisHematopoietic SystemTacrolimusMesonephrosHLA AntigensInduced Pluripotent Stem CellsMesenchymal Stromal CellsHerpesvirus 6, Human