Umbilical ArteriesUmbilical VeinsHuman Umbilical Vein Endothelial CellsEndothelial CellsEndothelium, VascularCells, CulturedUmbilical CordSingle Umbilical ArteryEndotheliumCell AdhesionUltrasonography, PrenatalNeovascularization, PhysiologicUltrasonography, DopplerFetal Growth RetardationE-SelectinPregnancyArteriesVascular Cell Adhesion Molecule-1Placental CirculationVascular Endothelial Growth Factor AVeinsCell MovementIntercellular Adhesion Molecule-1RNA, MessengerNeovascularization, PathologicNitric Oxide Synthase Type IIIFetal BloodAngiogenesis InhibitorsTumor Necrosis Factor-alphaCell Adhesion MoleculesThrombinBlood Flow VelocityDose-Response Relationship, DrugGestational AgeHeart Rate, FetalSignal TransductionNitric OxideAortaCell ProliferationVascular Endothelial Growth Factor Receptor-2Pulsatile FlowUltrasonography, Doppler, PulsedTime FactorsCulture Media, ConditionedFetal DistressEpoprostenolCell LineStress, MechanicalHernia, UmbilicalEndothelial Growth Factorsvon Willebrand FactorSaphenous VeinFetusVascular Endothelial Growth FactorsInterleukin-1Pulmonary ArteryCell DivisionGene Expression RegulationCell SurvivalChorioallantoic MembranePhosphorylationInfant, NewbornUp-RegulationLymphokinesInterleukin-8ApoptosisEnzyme InhibitorsNF-kappa BFetal DiseasesFetal MonitoringBlotting, WesternAntigens, CD31ThromboplastinCoculture TechniquesHistamineEnzyme ActivationPlacental InsufficiencyPlacentaMonocytesReverse Transcriptase Polymerase Chain ReactionAngiogenesis Inducing AgentsUltrasonography, Doppler, ColorProto-Oncogene Proteins c-aktCattleAntigens, CDGene ExpressionCapillariesMuscle, Smooth, VascularCerebral ArteriesPregnancy OutcomeNeutrophilsPortal VeinRecombinant ProteinsFibroblast Growth Factor 2MicrocirculationReceptors, Cell SurfaceP-SelectinTransfectionPre-EclampsiaRNA, Small Interfering