Cell MovementMovementSperm MotilityGastrointestinal MotilityGastrulationEye MovementsGastrulaMorphogenesisPseudopodiaZebrafishDictyosteliumZebrafish ProteinsCell PolarityChemotaxisMicroscopy, VideoCell AdhesionSignal TransductionModels, BiologicalEmbryo, NonmammalianCytoskeletonTime-Lapse ImagingHead MovementsPrimitive StreakMovement DisordersBody PatterningActinsCell Surface ExtensionsMyxococcus xanthusFlagellaPlant Viral Movement ProteinsMicrofilament ProteinsGene Expression Regulation, DevelopmentalFetal MovementMesodermMotion Pictures as TopicMutationSpermatozoaVideo RecordingTime FactorsCell ShapeCell AggregationPsychomotor PerformanceMolecular Sequence DataActin CytoskeletonMicrotubulesWnt ProteinsrhoA GTP-Binding ProteinChick Embryorac GTP-Binding ProteinsEsophageal Motility DisordersCadherinsCells, CulturedMicroscopy, FluorescenceXenopus ProteinsBiomechanical PhenomenaGreen Fluorescent ProteinsLocomotionrho GTP-Binding ProteinsElectromyographyCell MembraneFocal AdhesionsSaccadesCell CommunicationArmMicroscopy, Phase-ContrastSomitesAmino Acid SequenceIn Situ HybridizationWiskott-Aldrich Syndrome Protein FamilyAdherens JunctionsEctodermNotochordHandXenopus laevisCytoskeletal ProteinsMyosinsNIH 3T3 CellsMembrane ProteinsFixation, OcularLuminescent ProteinsEndodermChemotactic Factorscdc42 GTP-Binding ProteinNeoplasm InvasivenessMicroscopy, ConfocalMicroscopy, InterferenceCell LinePhenotyperac1 GTP-Binding ProteinExtracellular MatrixMyosin Type IIAnimals, Genetically ModifiedFibroblastsCell Line, TumorCell Adhesion MoleculesXenopusNeural CrestOligoribonucleotides, AntisenseWound HealingEye Movement Measurements