title: ANALOGS OF PARASYMPATHETIC NEUROEFFECTORS. II. COMPARATIVE PHARMACOLOGICAL STUDIES OF ACETYLCHOLINE, ITS THIO AND SELENO ANALOGS, AND THEIR HYDROLYSIS PRODUCTS.
mesh_terms: D000109:Acetylcholine; D000818:Animals; D001001:Anura; D002794:Choline; D002802:Cholinesterases; D006168:Guinea Pigs; D006868:Hydrolysis; D007082:Ileum; D009119:Muscle Contraction; D009130:Muscle, Smooth; D009132:Muscles; D010600:Pharmacology; D010830:Physostigmine; D012106:Research; D012643:Selenium; D013438:Sulfhydryl Compounds
chemical_list: D013438:Sulfhydryl Compounds; D010830:Physostigmine; D002802:Cholinesterases; D012643:Selenium; D002794:Choline; D000109:Acetylcholine
keywords: ACETYLCHOLINE; CHOLINE; CHOLINESTERASE; EXPERIMENTAL LAB STUDY; FROGS; GUINEA PIGS; ILEUM; MUSCLE CONTRACTION; MUSCLE, SMOOTH; PHARMACOLOGY; PHYSOSTIGMINE; SELENIUM; SULFHYDRYL COMPOUNDS