Intercellular JunctionsCell AdhesionCell Adhesion MoleculesTight JunctionsDesmosomesAdherens JunctionsCadherinsGap JunctionsVascular Cell Adhesion Molecule-1Junctional Adhesion MoleculesZonula Occludens-1 ProteinFreeze FracturingDesmoplakinsDesmoglein 2OccludinMicroscopy, ElectronIntercellular Adhesion Molecule-1Neural Cell Adhesion MoleculesEpitheliumEpithelial CellsCell Adhesion Molecules, NeuronalTissue AdhesionsFocal AdhesionsMembrane ProteinsCytoskeletal ProteinsCells, Culturedgamma CateninCell CommunicationDesmocollinsEndotheliumEndothelium, VascularCell MovementClaudin-1PlakophilinsNeuromuscular JunctionDesmogleinsCytoskeletonCell LineActinsIntegrinsConnexin 43CateninsNeural Cell Adhesion Molecule L1alpha CateninFocal Adhesion Kinase 1Focal Adhesion Protein-Tyrosine KinasesPhosphoproteinsDesmosomal CadherinsCell Membranebeta CateninFluorescent Antibody TechniqueConnexinsMolecular Sequence DataAntigens, CD31Endothelial CellsFibronectinsMicroscopy, FluorescenceBacterial AdhesionSignal TransductionDogsCell PolarityElectric ImpedanceAntigens, CDCell Membrane PermeabilityMicroscopy, ConfocalZonula Occludens-2 ProteinCaco-2 CellsCapillariesAmino Acid SequenceE-SelectinProtein BindingImmunohistochemistryPermeabilityCapillary PermeabilityMicroscopy, Electron, ScanningTransfectionActivated-Leukocyte Cell Adhesion MoleculePhosphorylationUmbilical Veinsrho GTP-Binding ProteinsMicroscopy, Phase-ContrastAntigens, CD29Integrin alpha4beta1Antibodies, MonoclonalLens, CrystallineBasement MembraneIntestinal MucosaModels, BiologicalCell AggregationBase SequenceActin CytoskeletonBlotting, WesternKeratinocytesPodocytesPaxillinLanthanumCell DifferentiationExtracellular MatrixMicroscopy, ImmunoelectronTime Factors