Fetal BloodAntigensSpinal CordAntigens, BacterialSpinal Cord InjuriesAntigens, NeoplasmKidney TransplantationAntigens, SurfaceAntigens, ViralTransplantsUmbilical CordHLA AntigensGraft RejectionGraft SurvivalBlood BanksTransplantation, HomologousAntigens, CDInfant, NewbornAntigens, CD34Immunosuppressive AgentsAntigens, ProtozoanTissue DonorsAntigens, Polyomavirus TransformingHematopoietic Stem Cell TransplantationHeart TransplantationHematopoietic Stem CellsAntigens, FungalTime FactorsTransplantationHistocompatibility TestingPregnancyAntigens, HelminthH-2 AntigensT-LymphocytesLung TransplantationAntibodies, MonoclonalHLA-DR AntigensCells, CulturedBone Marrow TransplantationCarcinoembryonic AntigenAntigens, Viral, TumorGraft vs Host DiseaseReceptors, Antigen, T-CellTreatment OutcomeFlow CytometryAntigens, CD45Histocompatibility AntigensMaternal-Fetal ExchangeEnzyme-Linked Immunosorbent AssayHistocompatibility Antigens Class IILymphocyte ActivationImmunosuppressionImmunoglobulin GProliferating Cell Nuclear AntigenRetrospective StudiesTissue and Organ ProcurementEpitopesCyclosporineAntigens, CD3TacrolimusCell DifferentiationFetal Tissue TransplantationReceptors, Antigen, B-CellProstate-Specific AntigenO AntigensAntigens, CD8Cytomegalovirus InfectionsSpinal Cord DiseasesCord Blood Stem Cell TransplantationTransplantation ConditioningMice, Inbred BALB CLiving DonorsHLA-A2 AntigenPostoperative ComplicationsHistocompatibilityHLA-A AntigensImmunophenotypingB-LymphocytesAntigens, DifferentiationAntigens, CD15Hematologic NeoplasmsCell SeparationSpinal Cord CompressionAntigens, Tumor-Associated, CarbohydrateMolecular Sequence DataWaiting ListsTransplantation ImmunologyMice, SCIDCross ReactionsHepatitis B Surface AntigensBlood Group AntigensHistocompatibility Antigens Class IAntibody SpecificityAntigens, CD4LymphocytesMice, Inbred C57BLAntigens, CD38HLA-D AntigensCell LineFluorescent Antibody Technique