Intercellular JunctionsTight JunctionsDesmosomesAdherens JunctionsGap JunctionsFreeze FracturingZonula Occludens-1 ProteinJunctional Adhesion MoleculesDesmoplakinsCadherinsOccludinDesmoglein 2Microscopy, ElectronEpitheliumClaudin-1Desmocollinsgamma CateninEpithelial CellsPlakophilinsNeuromuscular JunctionMembrane ProteinsDesmogleinsConnexin 43EndotheliumCell CommunicationCytoskeletal ProteinsCell AdhesionCell Adhesion MoleculesConnexinsDesmosomal CadherinsCateninsZonula Occludens-2 ProteinElectric ImpedanceCell Membrane PermeabilityDogsActinsPhosphoproteinsCells, CulturedCapillariesalpha Cateninbeta CateninCytoskeletonCaco-2 CellsPermeabilityCell PolarityFluorescent Antibody TechniqueCell MembraneCapillary PermeabilityCell LineMicroscopy, ConfocalMicroscopy, FluorescenceLens, CrystallineEndothelium, VascularMicroscopy, Phase-ContrastLanthanumIntestinal MucosaPodocytesBasement MembraneMicroscopy, Electron, Scanningrho GTP-Binding ProteinsEndothelial CellsEsophagogastric JunctionMolecular Sequence DataMicroscopy, ImmunoelectronImmunohistochemistryKeratinocytesActin CytoskeletonCell MovementTight Junction ProteinsAntigens, CDrac GTP-Binding ProteinsHolliday Junction ResolvasesAntigens, CD31Blood-Brain BarrierSignal TransductionCalciumTransfectionMicroscopy, Electron, TransmissionModels, BiologicalElectric ConductivityAmino Acid SequencePhosphorylationBase SequenceKidneyMorphogenesisCytoplasmProtein BindingProtein TransportCell DifferentiationCattleImmunoblottingMyocardiumTime FactorsTrans-ActivatorsBlotting, WesternUmbilical VeinsMutationRabbitsMembrane PotentialsDNA, Cruciform