title: The intracellular sodium concentration and activity and the extracellular space in isolated frog sartorii.
mesh_terms: D000818:Animals; D004594:Electrophysiology; D005110:Extracellular Space / Q000187:drug effects / Q000378:metabolism*; D066298:In Vitro Techniques; D009130:Muscle, Smooth / Q000166:cytology / Q000502:physiology*; D011189:Potassium Chloride / Q000494:pharmacology; D011896:Rana temporaria; D012964:Sodium / Q000502:physiology*
chemical_list: D011189:Potassium Chloride; D012964:Sodium