Cell PolarityFluorescence PolarizationFrizzled ReceptorsMicroscopy, PolarizationDrosophila ProteinsFluorescence Polarization Immunoassaycdc42 GTP-Binding Protein, Saccharomyces cerevisiaeActinsMorphogenesisSignal TransductionBody PatterningEpithelial CellsMembrane ProteinsCytoskeletonCadherinsDrosophilacdc42 GTP-Binding ProteinMicrotubule-Organizing CenterMicrotubulesEmbryo, NonmammalianCell MovementModels, BiologicalWingWnt ProteinsTight JunctionsMutationrho GTP-Binding ProteinsNeural TubeAdaptor Proteins, Signal TransducingCiliaDrosophila melanogasterProtein TransportGene Expression Regulation, DevelopmentalGastrulationAdherens JunctionsIntercellular JunctionsCell ShapeCaenorhabditis elegans ProteinsPseudopodiaCell MembraneCaenorhabditis elegansMicrofilament ProteinsMolecular Sequence DataLIM Domain ProteinsPhenotypeAnimals, Genetically ModifiedProtein BindingZebrafish ProteinsIntracellular Signaling Peptides and ProteinsPorphyraZebrafishEpitheliumCytoskeletal ProteinsCarrier ProteinsMicroscopy, FluorescenceReceptors, G-Protein-CoupledTight Junction ProteinsPupaPhosphoproteinsGuanine Nucleotide Exchange FactorsAmino Acid SequenceCell Adhesion MoleculesProtein-Serine-Threonine KinasesCell AdhesionCells, CulturedProtein Structure, TertiaryNeural Tube DefectsGreen Fluorescent ProteinsCell DifferentiationMyosin Type IICentrosomeEyeDogsProtein Kinase CChemotaxisNerve Tissue ProteinsCell LineOrganogenesisActin CytoskeletonGenes, InsectSaccharomyces cerevisiae ProteinsSchizosaccharomyces pombe ProteinsCell CommunicationSchizosaccharomycesZonula Occludens-1 ProteinCell DivisionSaccharomyces cerevisiaeMicroscopy, ConfocalThiazolidinesWnt Signaling PathwayFungal ProteinsCell Surface ExtensionsCell Cycle ProteinsRecombinant Fusion ProteinsrhoA GTP-Binding ProteinCytokinesisXenopus ProteinsRNA Interferencerab GTP-Binding ProteinsEmbryonic Development