Cell Migration AssaysCell Migration Assays, MacrophageCell MovementCell Migration Assays, LeukocyteCell ProliferationCell Line, TumorCells, CulturedSignal TransductionCell AdhesionChemotaxisCell Migration InhibitionWound HealingNeoplasm InvasivenessFocal AdhesionsRNA, Small InterferingFibronectinsChemokine CXCL12Endothelial CellsAnimal MigrationReceptors, CXCR4IntegrinsBlotting, WesternPseudopodiaActinsChemotaxis, LeukocyteRNA InterferencePhosphorylationLamininrac1 GTP-Binding ProteinForeign-Body MigrationCell LineMice, Inbred C57BLFocal Adhesion Protein-Tyrosine KinasesReverse Transcriptase Polymerase Chain ReactionAntigens, CD29Gene Knockdown TechniquesMatrix Metalloproteinase 9TransfectionEndothelium, VascularCell PolarityGene Expression Regulation, NeoplasticExtracellular MatrixFibroblastsEpithelial CellsNeoplasm MetastasisNeovascularization, PhysiologicRNA, MessengerPaxillinDiffusion Chambers, CultureMatrix Metalloproteinase 2Cytoskeletonrac GTP-Binding ProteinsEpithelium, CornealUp-RegulationNeovascularization, PathologicTumor Cells, CulturedCell Surface ExtensionsCell Adhesion MoleculesImmunohistochemistryCadherinsPhosphatidylinositol 3-KinasesCollagenMice, KnockoutVitronectinEnzyme ActivationChemokines, CXCMicroscopy, FluorescencePlatelet-Derived Growth FactorVascular Endothelial Growth Factor ArhoA GTP-Binding ProteinChemotactic FactorsProto-Oncogene Proteins c-aktMyocytes, Smooth Musclerho GTP-Binding ProteinsNeural CrestCell DifferentiationCell DivisionFocal Adhesion Kinase 1Protein BindingDose-Response Relationship, Drugcdc42 GTP-Binding ProteinDown-RegulationTime FactorsMuscle, Smooth, VascularEnzyme InhibitorsFlow CytometryNeutrophilsGliomaUmbilical VeinsMolecular Sequence DataMacrophage Migration-Inhibitory FactorsCulture Media, ConditionedModels, BiologicalEpidermal Growth FactorStem CellsMice, NudeChemokinesTransendothelial and Transepithelial MigrationReal-Time Polymerase Chain ReactionRecombinant Proteins