title: Calcium-dependency of the direct relaxant effect of acetylcholine on canine femoral artery.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology*; D000818:Animals; D002118:Calcium / Q000502:physiology*; D004285:Dogs; D005263:Femoral Artery / Q000187:drug effects; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects*; D009126:Muscle Relaxation / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects*; D009638:Norepinephrine / Q000494:pharmacology; D014664:Vasodilation / Q000187:drug effects*; D014700:Verapamil / Q000494:pharmacology
chemical_list: D014700:Verapamil; D000109:Acetylcholine; D002118:Calcium; D009638:Norepinephrine