Cell MovementAnimal MigrationCell Migration InhibitionForeign-Body MigrationCell AdhesionCell Migration AssaysCells, CulturedMacrophage Migration-Inhibitory FactorsChemotaxisSignal TransductionHuman MigrationTransendothelial and Transepithelial MigrationChemotaxis, LeukocyteCell ProliferationCell Line, TumorWound HealingEmigration and ImmigrationNeoplasm InvasivenessCell Migration Assays, LeukocytePseudopodiarac1 GTP-Binding ProteinChemokine CXCL12RNA, Small InterferingFibronectinsEndothelial CellsIntegrins