[Proceedings: Effects of caffeine and thymol on the gastric and rectal smooth muscles of the guinea pig].
D000818:Animals; D002110:Caffeine / Q000494:pharmacology*; D006168:Guinea Pigs; D066298:In Vitro Techniques; D009130:Muscle, Smooth / Q000187:drug effects*; D012007:Rectum / Q000187:drug effects; D013270:Stomach / Q000187:drug effects; D013943:Thymol / Q000494:pharmacology*
D002110:Caffeine; D013943:Thymol