title: A noncholinergic excitatory nerve pathway in guinea pig colon.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology; D000818:Animals; D003106:Colon / Q000294:innervation*; D006168:Guinea Pigs; D009119:Muscle Contraction / Q000187:drug effects; D009130:Muscle, Smooth / Q000294:innervation*; D018377:Neurotransmitter Agents; D011453:Prostaglandins / Q000494:pharmacology; D011941:Receptors, Adrenergic; D011950:Receptors, Cholinergic; D011955:Receptors, Drug; D012601:Scopolamine / Q000494:pharmacology; D009435:Synaptic Transmission; D013779:Tetrodotoxin / Q000494:pharmacology
chemical_list: D018377:Neurotransmitter Agents; D011453:Prostaglandins; D011941:Receptors, Adrenergic; D011950:Receptors, Cholinergic; D011955:Receptors, Drug; D013779:Tetrodotoxin; D012601:Scopolamine; D000109:Acetylcholine