title: The effect of isoprenaline, theophylline and adenosine 3', 5'-monophosphate on the isolated vas deferens of the guinea-pig.
mesh_terms: D000227:Adenine Nucleotides / Q000494:pharmacology*; D000818:Animals; D000242:Cyclic AMP / Q000494:pharmacology; D004357:Drug Synergism; D004558:Electric Stimulation; D006168:Guinea Pigs; D066298:In Vitro Techniques; D007545:Isoproterenol / Q000494:pharmacology*; D008297:Male; D009119:Muscle Contraction / Q000187:drug effects; D013806:Theophylline / Q000494:pharmacology*; D014649:Vas Deferens / Q000187:drug effects*
chemical_list: D000227:Adenine Nucleotides; D013806:Theophylline; D000242:Cyclic AMP; D007545:Isoproterenol