title: Letter: Unusual ganglionic receptor site for choline in rats.
mesh_terms: D000818:Animals; D001285:Atropine / Q000494:pharmacology; D001794:Blood Pressure / Q000187:drug effects*; D002794:Choline / Q000037:antagonists & inhibitors / Q000494:pharmacology*; D005725:Ganglia, Autonomic / Q000187:drug effects*; D006584:Hexamethonium Compounds / Q000494:pharmacology; D008297:Male; D009538:Nicotine / Q000494:pharmacology; D051381:Rats; D011950:Receptors, Cholinergic / Q000187:drug effects*; D013564:Sympathetic Nervous System / Q000187:drug effects
chemical_list: D006584:Hexamethonium Compounds; D011950:Receptors, Cholinergic; D009538:Nicotine; D001285:Atropine; D002794:Choline