Spinal CordFetal BloodSpinal Cord InjuriesUmbilical CordBlood BanksInfant, NewbornSpinal Cord DiseasesSpinal Cord CompressionAntigens, CD34Spermatic CordPregnancySpinal Cord NeoplasmsHematopoietic Stem CellsSpinal Cord IschemiaCord Blood Stem Cell TransplantationMaternal-Fetal ExchangeCord FactorsParaplegiaCells, CulturedVocal CordsHematopoietic Stem Cell TransplantationCell DifferentiationNuchal CordSpinal Cord RegenerationMice, SCIDColony-Forming Units AssayCell SeparationBlood PreservationHistocompatibility TestingMaternal ExposureMice, Inbred NODImmunophenotypingCell Culture TechniquesMotor NeuronsFlow CytometryAntigens, CDCervical VertebraeStem CellsGraft vs Host DiseaseAntigens, CD38QuadriplegiaTime FactorsPlacentaGestational AgeADP-ribosyl CyclaseCell LineageBone Marrow CellsRecovery of FunctionHematologic NeoplasmsTransplantation ConditioningLeukocytes, MononuclearBlood CellsHematopoiesisRats, Sprague-DawleyFetusStem Cell FactorSpinal Cord StimulationGraft SurvivalThoracic VertebraeNerve RegenerationAxonsBlood Cell CountAntigens, CD45Transplantation, HomologousInjections, SpinalUnrelated DonorsLaminectomyLumbosacral RegionTransplantation ChimeraLocomotionMyelitisPosterior Horn CellsNAD+ NucleosidaseDirected Tissue DonationFetal Stem CellsNeuronsDisease Models, AnimalMesenchymal Stromal CellsCordotomyParalysisDonor SelectionAmniotic FluidAnterior Horn CellsCryopreservationTissue DonorsCoculture TechniquesHLA AntigensT-LymphocytesTransplantation, HeterologousBirth WeightErythroid Precursor CellsStem Cell TransplantationCytokinesHindlimbPregnancy Complications, ParasiticThrombopoietinImmunohistochemistryCell ProliferationHistocompatibilityTreatment Outcome