title: The effects of adenosine and adenine nucleotides on the guinea-pig vas deferens: evidence for existence of purinergic receptors.
mesh_terms: D000200:Action Potentials / Q000187:drug effects; D000227:Adenine Nucleotides / Q000494:pharmacology*; D000241:Adenosine / Q000494:pharmacology*; D000818:Animals; D006168:Guinea Pigs; D066298:In Vitro Techniques; D007510:Isatin / Q000031:analogs & derivatives / Q000494:pharmacology; D008297:Male; D009119:Muscle Contraction / Q000187:drug effects; D009130:Muscle, Smooth / Q000187:drug effects; D009638:Norepinephrine / Q000494:pharmacology; D010643:Phenoxybenzamine / Q000494:pharmacology; D010646:Phentolamine / Q000494:pharmacology; D011725:Pyridines / Q000494:pharmacology; D011942:Receptors, Adrenergic, alpha / Q000187:drug effects; D011956:Receptors, Cell Surface / Q000187:drug effects*; D013806:Theophylline / Q000494:pharmacology; D014649:Vas Deferens / Q000187:drug effects* / Q000294:innervation
chemical_list: D000227:Adenine Nucleotides; D011725:Pyridines; D011942:Receptors, Adrenergic, alpha; D011956:Receptors, Cell Surface; D010643:Phenoxybenzamine; D007510:Isatin; D013806:Theophylline; D000241:Adenosine; D009638:Norepinephrine; D010646:Phentolamine