Stress FibersActinsCytoskeletonActin CytoskeletonrhoA GTP-Binding ProteinFocal AdhesionsActin Depolymerizing Factorsrho GTP-Binding Proteinsrho-Associated KinasesVinculinActininZyxinPaxillinCell AdhesionCell MovementCytochalasin DMyosin Light ChainsCytoskeletal ProteinsFocal Adhesion Protein-Tyrosine KinasesrhoB GTP-Binding ProteinNerve FibersMicroscopy, FluorescenceFibroblastsFocal Adhesion Kinase 1Botulinum ToxinsCells, Cultured3T3 CellsPseudopodiaADP Ribose TransferasesMicrofilament Proteinscdc42 GTP-Binding ProteinPhosphorylationSignal TransductionMyosin Type IICell ShapeCell Sizerac GTP-Binding ProteinsGTPase-Activating ProteinsSwiss 3T3 CellsSyndecan-4Actin Capping ProteinsLim KinasesLysophospholipidsAmidesCell LineThiazolidinesMuscle Fibers, SkeletalContractile Proteinsrac1 GTP-Binding ProteinGTP-Binding ProteinsGTP PhosphohydrolasesMyosinsGuanine Nucleotide Exchange FactorsStress, MechanicalDietary FiberTrabecular MeshworkRho Guanine Nucleotide Exchange FactorsNIH 3T3 CellsIntracellular Signaling Peptides and ProteinsProtein BindingFibronectinsMechanotransduction, CellularPhosphoproteinsCell Surface ExtensionsIntegrinsTransfectionProtein-Serine-Threonine KinasesPhalloidineLIM Domain ProteinsCell Adhesion MoleculesEnzyme ActivationBicyclo Compounds, HeterocyclicEndothelial CellsEndothelium, VascularRecombinant Fusion ProteinsFluorescent Antibody TechniqueMolecular Sequence DataMyosin-Light-Chain PhosphataseProtein-Tyrosine KinasesAmino Acid SequenceIntercellular JunctionsExtracellular MatrixMicrotubulesMineral FibersTwo-Hybrid System TechniquesModels, BiologicalMyosin-Light-Chain KinaseProtein Structure, TertiaryMicroinjectionsCell MembraneProtein TransportCOS CellsMicroscopy, ConfocalPyridinesTyrosineGreen Fluorescent ProteinsEnzyme InhibitorsHeLa CellsMicroscopy, VideoMuscle Fibers, Fast-Twitch