OccludinTight JunctionsZonula Occludens-1 ProteinClaudin-1ClaudinsClaudin-5Membrane ProteinsTight Junction ProteinsPermeabilityClaudin-3Claudin-4Caco-2 CellsElectric ImpedanceBlood-Brain BarrierPhosphoproteinsCell Membrane PermeabilityEpithelial CellsCapillary PermeabilityZonula Occludens-2 ProteinEndothelial CellsCell LineBlood-Testis BarrierCells, CulturedFreeze FracturingMARVEL Domain Containing 2 ProteinAdherens JunctionsDogs