title: Does intracellular sodium modify membrane permeability to sodium ions?
mesh_terms: D000584:Amiloride / Q000378:metabolism; D000818:Animals; D001001:Anura; D001693:Biological Transport, Active; D002463:Cell Membrane Permeability / Q000187:drug effects*; D004305:Dose-Response Relationship, Drug; D005246:Feedback; D008564:Membrane Potentials / Q000187:drug effects; D010042:Ouabain / Q000494:pharmacology; D011188:Potassium / Q000494:pharmacology; D011896:Rana temporaria; D012867:Skin / Q000378:metabolism; D012964:Sodium / Q000378:metabolism* / Q000494:pharmacology
chemical_list: D010042:Ouabain; D000584:Amiloride; D012964:Sodium; D011188:Potassium