Sympathetic nerve-free vascular muscle.
D000818:Animals; D001011:Aorta / Q000187:drug effects*; D003042:Cocaine / Q000494:pharmacology*; D003714:Denervation; D004558:Electric Stimulation; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects*; D009538:Nicotine / Q000494:pharmacology*; D009638:Norepinephrine / Q000494:pharmacology*; D011817:Rabbits; D014439:Tyramine / Q000494:pharmacology*
D009538:Nicotine; D003042:Cocaine; D009638:Norepinephrine; D014439:Tyramine