The presence of inhibitory nerves in the colon after sympathetic denervation.
D000818:Animals; D003106:Colon / Q000294:innervation*; D003714:Denervation; D004594:Electrophysiology; D005260:Female; D005453:Fluorescence; D006168:Guinea Pigs; D008297:Male; D013564:Sympathetic Nervous System / Q000502:physiology*; D009435:Synaptic Transmission