Umbilical CordPlacentaFetal BloodSpinal CordUmbilical VeinsUmbilical ArteriesVeinsSpinal Cord InjuriesCord Blood Stem Cell TransplantationPregnancyInfant, NewbornBlood BanksPlacenta DiseasesSaphenous VeinMaternal-Fetal ExchangePortal VeinHernia, UmbilicalPlacenta PreviaAntigens, CD34Placenta AccretaVaricose VeinsGestational AgePlacenta, RetainedCells, CulturedUrachal CystHematopoietic Stem CellsFetusFemoral VeinPulmonary VeinsHuman Umbilical Vein Endothelial CellsJugular VeinsUltrasonography, PrenatalWharton JellyMesenchymal Stromal CellsTrophoblastsSpinal Cord DiseasesCell DifferentiationUmbilicusSpinal Cord CompressionEndothelium, VascularSpermatic CordHematopoietic Stem Cell TransplantationCell SeparationFetal HypoxiaMesenteric VeinsAmniotic FluidFetal Growth RetardationCell Culture TechniquesPregnancy Trimester, ThirdEndothelial CellsTime FactorsRenal VeinsIliac VeinStem CellsPre-EclampsiaPregnancy Trimester, FirstSpinal Cord NeoplasmsAntigens, CDPlacental CirculationFlow CytometryNuchal CordCesarean SectionChorionic VilliHepatic VeinsSpinal Cord IschemiaMice, SCIDBlood PreservationColony-Forming Units AssayMaternal ExposureFetal DiseasesPopliteal VeinImmunophenotypingHistocompatibility TestingGraft vs Host DiseaseChorionPregnancy OutcomeMice, Inbred NODDelivery, ObstetricPregnancy ProteinsChorioamnionitisImmunohistochemistryPlacentationAntigens, CD38Transplantation ConditioningPregnancy ComplicationsCell LineageCoculture TechniquesUltrasonography, DopplerPregnancy Trimester, SecondBirth WeightBone Marrow CellsFetal DevelopmentSubclavian VeinMeconiumExtraembryonic MembranesApgar ScoreCell ProliferationUrachusSplenic VeinHematologic Neoplasms