title: Tight and leaky junctions of epithelia: a perspective on kisses in the dark.
mesh_terms: D000818:Animals; D001001:Anura; D001692:Biological Transport; D002462:Cell Membrane / Q000502:physiology / Q000648:ultrastructure; D002463:Cell Membrane Permeability; D004847:Epithelial Cells; D004848:Epithelium / Q000378:metabolism* / Q000502:physiology / Q000648:ultrastructure; D005704:Gallbladder / Q000378:metabolism; D007365:Intercellular Junctions / Q000378:metabolism* / Q000502:physiology / Q000648:ultrastructure; D008564:Membrane Potentials; D011188:Potassium / Q000378:metabolism; D012964:Sodium / Q000378:metabolism; D001743:Urinary Bladder / Q000378:metabolism; D014562:Caudata; D014867:Water / Q000378:metabolism
chemical_list: D014867:Water; D012964:Sodium; D011188:Potassium