Fetal BloodSpinal CordSpinal Cord InjuriesUmbilical CordBlood BanksInfant, NewbornAntigens, CD34PregnancyHematopoietic Stem CellsIntensive Care UnitsModels, BiologicalMaternal-Fetal ExchangeCells, CulturedSpinal Cord DiseasesSpinal Cord CompressionCell DifferentiationHematopoietic Stem Cell TransplantationTime FactorsSpermatic CordColony-Forming Units AssaySpinal Cord IschemiaBiological ProductsSpinal Cord NeoplasmsMice, SCIDFlow CytometryMolecular Sequence DataCell Culture TechniquesBiological MarkersHospital UnitsCell SeparationBlood PreservationCord Blood Stem Cell TransplantationImmunophenotypingAntigens, CDHistocompatibility TestingMice, Inbred NODMaternal ExposureBiological AssayAntigens, CD38Biological TherapyGraft vs Host DiseaseStem CellsBone Marrow CellsPlacentaADP-ribosyl CyclaseLeukocytes, MononuclearGestational AgeHematopoiesisHematologic NeoplasmsCord FactorsCell LineageBlood CellsGene Expression ProfilingNuchal CordTransplantation ConditioningMotor NeuronsAmino Acid SequenceParaplegiaStem Cell FactorBase SequenceCell LineIntensive Care Units, NeonatalCell ProliferationGraft SurvivalBlood Cell CountCell DivisionFetusAlgorithmsBiological WarfareTransplantation, HomologousVocal CordsRNA, MessengerSignal TransductionTreatment OutcomeAntigens, CD45PhenotypeUnrelated DonorsT-LymphocytesTransplantation ChimeraBiological ProcessesGene Expression RegulationCytokinesRecombinant ProteinsNAD+ NucleosidaseCryopreservationTransplantation, HeterologousDirected Tissue DonationComputational BiologyEnvironmental PollutantsAmniotic FluidTissue DonorsSpinal Cord RegenerationMesenchymal Stromal CellsFetal Stem CellsRats, Sprague-DawleyProspective StudiesLymphocytesIntensive Care Units, PediatricHLA AntigensDonor Selection