Zonula Occludens-1 ProteinZonula Occludens-2 ProteinTight JunctionsOccludinPhosphoproteinsMembrane ProteinsTight Junction ProteinsGap JunctionsIntercellular JunctionsConnexinsConnexin 43Adherens JunctionsClaudin-1Zonula Occludens ProteinsClaudinsClaudin-5Claudin-3Claudin-4CadherinsNeuromuscular JunctionElectric ImpedancePermeabilityCell CommunicationEpithelial CellsFreeze Fracturing