Gap JunctionsIntercellular JunctionsTight JunctionsAdherens JunctionsNeuromuscular JunctionConnexinsConnexin 43Zonula Occludens-1 ProteinEsophagogastric JunctionOccludinFreeze FracturingTight Junction ProteinsCell CommunicationHolliday Junction ResolvasesCadherinsMembrane ProteinsCarbenoxoloneDNA, CruciformMicroscopy, ElectronClaudin-1Molecular Sequence DataHeptanolBase SequenceEpithelial CellsDesmosomesZonula Occludens-2 ProteinNeuromuscular Junction DiseasesGlycyrrhetinic AcidOctanolsalpha CateninCell Membrane PermeabilityElectric ImpedanceGTPase-Activating ProteinsAmino Acid SequenceCell LineCells, CulturedDesmoplakinsDogsPermeabilityEpitheliumPhosphoproteinsClaudin-3Motor EndplateMutationCytoskeletal ProteinsMicroscopy, ConfocalCateninsCell AdhesionClaudin-4Junctional Adhesion MoleculesNeuroeffector JunctionReceptors, CholinergicNucleic Acid ConformationMicroscopy, FluorescenceImmunohistochemistryCell PolarityElectrophysiologyModels, BiologicalFluorescent Antibody TechniqueCell MembraneRecombination, GeneticTime Factorsbeta CateninCell Adhesion MoleculesElectrical SynapsesIsoquinolinesMembrane PotentialsRana pipiensDNASynaptic TransmissionActinsLens, CrystallineCalciumgamma CateninSignal TransductionProtein Bindingras GTPase-Activating ProteinsMARVEL Domain Containing 2 ProteinRNA, MessengerSynapsesElectric ConductivityCytoskeletonZonula Occludens ProteinsLanthanumCaco-2 CellsFluorescent DyesSertoli CellsTransfectionSeminiferous EpitheliumProtein Structure, TertiaryMicroscopy, ImmunoelectronCloning, MolecularFreeze EtchingBlood-Testis BarrierEndodeoxyribonucleasesPhosphorylation1-OctanolDrosophilaDrosophila ProteinsMicroscopy, Electron, Transmission