Release of norepinephrine from isolated hearts by acetylcholine.
D000109:Acetylcholine / Q000494:pharmacology*; D000818:Animals; D006168:Guinea Pigs; D066298:In Vitro Techniques; D009206:Myocardium / Q000378:metabolism*; D009638:Norepinephrine / Q000378:metabolism*; D010477:Perfusion
D000109:Acetylcholine; D009638:Norepinephrine