title: Blockade of the effects of angiotensin, oxytocin, norepinephrine, 5-hydroxytryptamine and acetylcholine by guancydine.
mesh_terms: D000109:Acetylcholine / Q000037:antagonists & inhibitors*; D000804:Angiotensin II / Q000037:antagonists & inhibitors*; D000818:Animals; D000959:Antihypertensive Agents / Q000494:pharmacology*; D001001:Anura; D001011:Aorta / Q000502:physiology; D002463:Cell Membrane Permeability / Q000187:drug effects; D003106:Colon / Q000502:physiology; D003486:Cyanides / Q000494:pharmacology*; D004336:Drug Antagonism; D005260:Female; D006146:Guanidines / Q000494:pharmacology*; D066298:In Vitro Techniques; D008297:Male; D009119:Muscle Contraction / Q000187:drug effects; D009130:Muscle, Smooth / Q000187:drug effects* / Q000502:physiology; D009638:Norepinephrine / Q000037:antagonists & inhibitors*; D010121:Oxytocin / Q000037:antagonists & inhibitors*; D011817:Rabbits; D051381:Rats; D012702:Serotonin Antagonists; D001743:Urinary Bladder / Q000502:physiology; D014599:Uterus / Q000502:physiology
chemical_list: D000959:Antihypertensive Agents; D003486:Cyanides; D006146:Guanidines; D012702:Serotonin Antagonists; D000804:Angiotensin II; D010121:Oxytocin; D000109:Acetylcholine; D009638:Norepinephrine