title: Cholera filtrates and ammonium ion. Inhibitory effect on short-circuit current of the isolated frog-skin.
mesh_terms: D000641:Ammonia / Q000494:pharmacology*; D000818:Animals; D001001:Anura; D001431:Bacteriological Techniques; D001693:Biological Transport, Active; D002771:Cholera; D002850:Chromatography, Gel; D004594:Electrophysiology; D012867:Skin / Q000187:drug effects*; D012964:Sodium / Q000037:antagonists & inhibitors*
chemical_list: D000641:Ammonia; D012964:Sodium