title: Role of calcium in the seasonal modulation of pacemaker activity in a molluscan neurosecretory cell.
mesh_terms: D000200:Action Potentials / Q000187:drug effects*; D000818:Animals; D000981:Antiprotozoal Agents / Q000494:pharmacology; D002118:Calcium / Q000494:pharmacology*; D006605:Hibernation; D008274:Magnesium / Q000494:pharmacology; D009490:Neurosecretory Systems / Q000166:cytology / Q000502:physiology*; D011810:Quinoxalines / Q000494:pharmacology; D012908:Snails / Q000502:physiology*; D013324:Strontium / Q000494:pharmacology; D013424:Sulfanilamides / Q000494:pharmacology*
chemical_list: D000981:Antiprotozoal Agents; D011810:Quinoxalines; D013424:Sulfanilamides; D008274:Magnesium; D002118:Calcium; D013324:Strontium