Chemical identification of the excitatory substance released in Helix heart during stimulation of the extracardial nerve.
D000818:Animals; D001120:Arginine / Q000032:analysis; D002854:Chromatography, Paper; D004558:Electric Stimulation; D005470:Fluorometry; D006329:Heart Conduction System / Q000502:physiology*; D007422:Intestines / Q000294:innervation; D009206:Myocardium / Q000032:analysis*; D012701:Serotonin / Q000032:analysis*; D012908:Snails / Q000502:physiology*; D013053:Spectrophotometry
D012701:Serotonin; D001120:Arginine