The inhibitory action of caffeine on the smooth muscle of the guinea-pig Taenia coli.
D000200:Action Potentials / Q000187:drug effects; D000818:Animals; D001696:Biomechanical Phenomena; D002110:Caffeine / Q000494:pharmacology*; D002118:Calcium / Q000502:physiology; D003864:Depression, Chemical; D006168:Guinea Pigs; D066298:In Vitro Techniques; D007420:Intestine, Large; D009119:Muscle Contraction / Q000187:drug effects; D009130:Muscle, Smooth / Q000187:drug effects / Q000502:physiology*
D002110:Caffeine; D002118:Calcium