title: Excitatory and inhibitory effects of noradrenaline on the isolated guinea-pig vas deferens.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology; D000316:Adrenergic alpha-Agonists / Q000494:pharmacology; D000317:Adrenergic alpha-Antagonists / Q000494:pharmacology; D000818:Animals; D001338:Autonomic Fibers, Postganglionic / Q000502:physiology; D004558:Electric Stimulation; D005260:Female; D006168:Guinea Pigs; D008297:Male; D009119:Muscle Contraction / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects; D009638:Norepinephrine / Q000494:pharmacology; D011188:Potassium / Q000494:pharmacology; D014649:Vas Deferens / Q000187:drug effects*
chemical_list: D000316:Adrenergic alpha-Agonists; D000317:Adrenergic alpha-Antagonists; D000109:Acetylcholine; D011188:Potassium; D009638:Norepinephrine