title: Oxygen-dependency of the acetylcholine induced relaxation in vascular smooth muscle.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology*; D000818:Animals; D001808:Blood Vessels / Q000187:drug effects*; D002118:Calcium / Q000378:metabolism; D004285:Dogs; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects*; D009126:Muscle Relaxation / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects; D010100:Oxygen / Q000502:physiology*
chemical_list: D000109:Acetylcholine; D010100:Oxygen; D002118:Calcium