Cell Migration AssaysCell MovementCell Migration Assays, MacrophageCell Migration Assays, LeukocyteCell ProliferationCell DifferentiationCell Line, TumorCells, CulturedSignal TransductionCell AdhesionLeukocytesCell Migration InhibitionChemotaxisLeukocyte RollingChemotaxis, LeukocyteWound HealingCell LineNeoplasm InvasivenessMice, Inbred C57BLRNA, MessengerStem CellsRNA, Small InterferingReverse Transcriptase Polymerase Chain ReactionBlotting, WesternCell DivisionGene Expression Regulation, DevelopmentalGene Expression RegulationMice, KnockoutEndothelial CellsPhosphorylationImmunohistochemistryTransfectionMolecular Sequence DataFibronectinsIntegrinsActinsRNA InterferenceFocal AdhesionsLeukocyte CountTranscription FactorsChemokine CXCL12Tumor Cells, CulturedFlow CytometryUp-RegulationLamininEpithelial CellsTime FactorsGene Knockdown TechniquesEndothelium, VascularReceptors, CXCR4NeutrophilsAnimal MigrationCell Adhesion MoleculesGene ExpressionFibroblastsPseudopodiaPhenotypeDown-RegulationGene Expression Regulation, NeoplasticExtracellular MatrixCell Culture Techniquesrac1 GTP-Binding ProteinProtein BindingMesenchymal Stromal CellsCell LineageAntigens, CD29Sex DifferentiationKeratinocytesMonocytesModels, BiologicalAmino Acid SequenceCell PolarityBase SequenceApoptosisMicroscopy, FluorescenceEnzyme ActivationEmbryonic Stem CellsMatrix Metalloproteinase 9Focal Adhesion Protein-Tyrosine KinasesForeign-Body MigrationMice, TransgenicAntigens, CDNeovascularization, PhysiologicCell SurvivalMembrane ProteinsNerve Tissue ProteinsCytoskeletonDose-Response Relationship, DrugRecombinant ProteinsBone Marrow CellsCollagenCadherinsMutationCoculture TechniquesDNA-Binding ProteinsHomeodomain ProteinsEnzyme InhibitorsDiffusion Chambers, CultureNeoplasm MetastasisNeurons