PlacentaFetal BloodSpinal CordPregnancySpinal Cord InjuriesPlacenta DiseasesPlacenta PreviaPlacenta AccretaUmbilical CordPlacenta, RetainedMaternal-Fetal ExchangeInfant, NewbornBlood BanksTrophoblastsAntigens, CD34Hematopoietic Stem CellsIntensive Care UnitsChorionic VilliFetusGestational AgePregnancy ProteinsPlacentationSpinal Cord DiseasesCells, CulturedPregnancy Trimester, ThirdSpinal Cord CompressionPre-EclampsiaCell DifferentiationHematopoietic Stem Cell TransplantationSpermatic CordMaternal ExposureColony-Forming Units AssaySpinal Cord IschemiaSpinal Cord NeoplasmsAmniotic FluidCell SeparationTime FactorsChorionExtraembryonic MembranesPregnancy Complications, ParasiticHospital UnitsFetal Growth RetardationMice, SCIDCord Blood Stem Cell TransplantationPregnancy Trimester, FirstBlood PreservationAntigens, CDFetal DevelopmentFlow CytometryImmunophenotypingCell Culture TechniquesHistocompatibility TestingMice, Inbred NODCesarean SectionPregnancy, AnimalPregnancy ComplicationsPregnancy Complications, InfectiousStem CellsMolecular Sequence DataImmunohistochemistryPlacental CirculationGraft vs Host DiseaseAntigens, CD38Placental LactogenDeciduaUterusHematopoiesisBone Marrow CellsLabor, ObstetricChoriocarcinomaADP-ribosyl CyclaseCord FactorsBase SequenceChorioamnionitisLeukocytes, MononuclearHematologic NeoplasmsNuchal CordBirth WeightPregnancy Trimester, SecondParaplegiaTransplantation ConditioningBlood CellsCell LineageMotor NeuronsIntensive Care Units, NeonatalStem Cell FactorDelivery, ObstetricFetal Stem CellsGraft SurvivalInfectious Disease Transmission, VerticalAntigens, CD45Blood Cell CountPregnancy in DiabeticsReverse Transcriptase Polymerase Chain ReactionGene ExpressionVocal CordsTransplantation, HomologousPrenatal Exposure Delayed EffectsUnrelated DonorsPregnancy Outcome