title: Effects of norepinephrine in the presence of adrenergic antagonists and different ionic media upon the mechanical and  86 rubidium efflux responses in vascular smooth muscle.
mesh_terms: D000818:Animals; D002118:Calcium / Q000008:administration & dosage / Q000494:pharmacology; D002463:Cell Membrane Permeability / Q000187:drug effects; D004305:Dose-Response Relationship, Drug; D006168:Guinea Pigs; D066298:In Vitro Techniques; D008564:Membrane Potentials / Q000187:drug effects; D008642:Mesenteric Veins / Q000378:metabolism; D009119:Muscle Contraction / Q000187:drug effects*; D009130:Muscle, Smooth / Q000166:cytology / Q000187:drug effects / Q000378:metabolism*; D009638:Norepinephrine / Q000008:administration & dosage / Q000494:pharmacology*; D010646:Phentolamine / Q000494:pharmacology; D011169:Portal Vein / Q000187:drug effects; D011188:Potassium / Q000008:administration & dosage / Q000494:pharmacology; D011433:Propranolol / Q000494:pharmacology; D011868:Radioisotopes; D012413:Rubidium / Q000378:metabolism*; D013565:Sympatholytics / Q000494:pharmacology*
chemical_list: D011868:Radioisotopes; D013565:Sympatholytics; D011433:Propranolol; D012413:Rubidium; D011188:Potassium; D002118:Calcium; D009638:Norepinephrine; D010646:Phentolamine