title: Calcium currents in snail neurones. II. The effect of external calcium concentration on the calcium inward current.
mesh_terms: D000200:Action Potentials; D000818:Animals; D002118:Calcium / Q000378:metabolism* / Q000494:pharmacology; D002462:Cell Membrane / Q000378:metabolism; D004594:Electrophysiology; D009474:Neurons / Q000378:metabolism / Q000502:physiology*; D012908:Snails / Q000502:physiology*
chemical_list: D002118:Calcium