title: Rapidity of response of vascular smooth muscle to alterations in oxygen tension [proceedings].
mesh_terms: D000818:Animals; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects / Q000502:physiology*; D009638:Norepinephrine / Q000494:pharmacology; D010100:Oxygen / Q000494:pharmacology*; D011169:Portal Vein / Q000502:physiology; D011189:Potassium Chloride / Q000494:pharmacology; D051381:Rats
chemical_list: D011189:Potassium Chloride; D010100:Oxygen; D009638:Norepinephrine