title: Acetylcholine relaxes the human umbilical artery by an endothelium-independent but ouabain and tetraethylammonium-sensitive process.
authors.affiliation: Department of Pharmacology and Therapeutics, Faculty of Medicine, University of Calgary, Alberta, Canada.
authors.forename: H
authors.initials: H
authors.lastname: Xie
authors.forename: C R
authors.initials: CR
authors.lastname: Triggle
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology*; D004730:Endothelium, Vascular / Q000502:physiology*; D005260:Female; D006801:Humans; D009126:Muscle Relaxation / Q000187:drug effects; D009131:Muscle, Smooth, Vascular / Q000187:drug effects*; D009569:Nitric Oxide / Q000502:physiology; D010042:Ouabain / Q000494:pharmacology*; D010920:Placenta / Q000098:blood supply / Q000187:drug effects; D015221:Potassium Channels / Q000187:drug effects / Q000378:metabolism; D011247:Pregnancy; D011976:Receptors, Muscarinic / Q000187:drug effects; D011978:Receptors, Nicotinic / Q000187:drug effects; D000254:Sodium-Potassium-Exchanging ATPase / Q000037:antagonists & inhibitors; D013757:Tetraethylammonium Compounds / Q000494:pharmacology*; D014469:Umbilical Arteries / Q000187:drug effects*
chemical_list: D015221:Potassium Channels; D011976:Receptors, Muscarinic; D011978:Receptors, Nicotinic; D013757:Tetraethylammonium Compounds; D009569:Nitric Oxide; D010042:Ouabain; D000254:Sodium-Potassium-Exchanging ATPase; D000109:Acetylcholine