title: Nanomolar concentrations of extracellular ATP activate membrane Ca channels in snail neurones.
mesh_terms: D000255:Adenosine Triphosphate / Q000494:pharmacology*; D000266:Adenylyl Imidodiphosphate / Q000494:pharmacology; D000818:Animals; D002118:Calcium / Q000502:physiology*; D007473:Ion Channels / Q000187:drug effects*; D008564:Membrane Potentials / Q000187:drug effects; D009474:Neurons / Q000187:drug effects / Q000502:physiology*; D011685:Purine Nucleotides / Q000494:pharmacology; D012908:Snails; D013329:Structure-Activity Relationship
chemical_list: D007473:Ion Channels; D011685:Purine Nucleotides; D000266:Adenylyl Imidodiphosphate; D000255:Adenosine Triphosphate; D002118:Calcium