Effects of exogenous choline on adrenergic responses of the guinea-pig vas deferens.
D000818:Animals; D002794:Choline / Q000494:pharmacology*; D004336:Drug Antagonism; D004558:Electric Stimulation; D006168:Guinea Pigs; D066298:In Vitro Techniques; D008297:Male; D008564:Membrane Potentials / Q000187:drug effects; D009638:Norepinephrine / Q000494:pharmacology; D010830:Physostigmine / Q000494:pharmacology; D012601:Scopolamine / Q000494:pharmacology; D014649:Vas Deferens / Q000187:drug effects*
D010830:Physostigmine; D012601:Scopolamine; D002794:Choline; D009638:Norepinephrine