title: The structure and biological effect of leonurine. A uterotonic principle from the Chinese drug, I-mu Ts'ao.
mesh_terms: D000470:Alkaloids / Q000494:pharmacology*; D002681:China; D005260:Female; D005707:Gallic Acid / Q000031:analogs & derivatives* / Q000494:pharmacology; D006146:Guanidines / Q000494:pharmacology; D009129:Muscle Tonus / Q000187:drug effects; D014590:Uterine Contraction / Q000187:drug effects*
chemical_list: D000470:Alkaloids; D006146:Guanidines; C013587:leonurine; D005707:Gallic Acid