Blood BanksBlood DonorsHematopoietic Stem Cell TransplantationStem CellsBlood Transfusion, AutologousStem Cell TransplantationFetal BloodTransplantation, HomologousOocyte DonationTissue DonorsHematopoietic Stem CellsBlood SafetyDonor SelectionTransplantation, AutologousBlood TransfusionAltruismTissue and Organ ProcurementHematologic NeoplasmsTransplantationGraft vs Host DiseaseSpinal CordEmbryonic Stem CellsTransplantation ConditioningObstetric Surgical ProceduresAdult Stem CellsDirected Tissue DonationCytomegalovirus InfectionsImmunocompromised HostPeripheral Blood Stem Cell TransplantationGraft SurvivalKidney TransplantationRetrospective StudiesPluripotent Stem CellsHistocompatibility TestingTreatment OutcomeBone Marrow TransplantationSpinal Cord InjuriesTime FactorsCell DifferentiationOpportunistic InfectionsAntigens, CD34Stem Cell NicheTransplantsMycosesRoseolovirus InfectionsImmunosuppressive AgentsNeural Stem CellsHistocompatibilityInduced Pluripotent Stem CellsMesenchymal Stem Cell TransplantationPlateletpheresisAspergillosisHematopoietic Stem Cell MobilizationLiving DonorsStem Cell FactorProspective StudiesMultipotent Stem CellsRisk FactorsCytomegalovirusMesenchymal Stromal CellsUmbilical CordErythrocyte CountBrain DeathCord Blood Stem Cell TransplantationCells, CulturedRecurrencePhlebotomyGraft RejectionTransplantation ChimeraCell LineageHematologic DiseasesInfant, NewbornOrgan TransplantationCompensation and RedressLeukemiaWhole-Body IrradiationPreoperative CareHerpesvirus 6, HumanFlow CytometryBlood-Borne PathogensBusulfanMultiple MyelomaBlood Loss, SurgicalAntifungal AgentsAntiviral AgentsIncidenceItalyFatal OutcomeBone Marrow CellsMotivationStem Cell ResearchFetal Stem CellsHepatic Veno-Occlusive DiseaseDeathSurvival RateCell SeparationIronGanciclovirCombined Modality TherapyFerritins