Endothelial CellsCell MovementMovementCells, CulturedUmbilical VeinsGastrulationHuman Umbilical Vein Endothelial CellsEndotheliumEye MovementsCell AdhesionEndothelium, VascularSignal TransductionGastrulaMorphogenesisNeovascularization, PhysiologicCattleChemotaxisZebrafishActinsAortaZebrafish ProteinsPseudopodiaDictyosteliumModels, BiologicalVascular Endothelial Growth Factor ACell PolarityCytoskeletonTime FactorsEndothelium, CornealCapillariesEmbryo, NonmammalianNeovascularization, PathologicCell Adhesion MoleculesRNA, MessengerHead MovementsPrimitive StreakAntigens, CD31Microscopy, VideoCell LineMovement DisordersCell CommunicationBody PatterningTime-Lapse ImagingVascular Cell Adhesion Molecule-1Cell DivisionMicrocirculationIntercellular Adhesion Molecule-1Gene Expression Regulation, DevelopmentalE-SelectinMolecular Sequence DataCadherinsCell Surface ExtensionsMicroscopy, FluorescenceNitric Oxide Synthase Type IIIImmunohistochemistryChick EmbryoPlant Viral Movement ProteinsPhosphorylationMesodermCell ProliferationVascular Endothelial Growth Factor Receptor-2Nitric OxideCell ShapeCell AggregationEndothelial Growth FactorsCell MembraneGene Expression RegulationBlotting, WesternMembrane ProteinsBlood VesselsDose-Response Relationship, DrugMicrofilament ProteinsMicrovesselsStress, MechanicalExtracellular MatrixFetal MovementIn Situ HybridizationVascular Endothelial Growth FactorsMice, Inbred C57BLMicroscopy, ConfocalAdherens JunctionsrhoA GTP-Binding ProteinVideo RecordingCapillary PermeabilityPsychomotor PerformanceReverse Transcriptase Polymerase Chain ReactionAmino Acid SequenceAngiogenesis InhibitorsEnzyme ActivationLymphokinesTumor Necrosis Factor-alphaWnt ProteinsRNA, Small InterferingGene ExpressionIntercellular JunctionsMicroscopy, Electron, ScanningMotion Pictures as TopicMutationrac GTP-Binding ProteinsGreen Fluorescent Proteins