title: Cholinergic neurons in tunicates: an appraisal of the evidence.
mesh_terms: D000109:Acetylcholine / Q000037:antagonists & inhibitors / Q000494:pharmacology; D000200:Action Potentials; D000818:Animals; D001285:Atropine / Q000494:pharmacology; D002816:Chordata, Nonvertebrate / Q000502:physiology*; D004558:Electric Stimulation; D009119:Muscle Contraction / Q000187:drug effects*; D009132:Muscles / Q000294:innervation; D009474:Neurons; D009489:Neurosecretion; D000644:Quaternary Ammonium Compounds / Q000494:pharmacology; D012601:Scopolamine / Q000494:pharmacology; D014403:Tubocurarine / Q000494:pharmacology
chemical_list: D000644:Quaternary Ammonium Compounds; D001285:Atropine; D012601:Scopolamine; D000109:Acetylcholine; D014403:Tubocurarine