title: Evidence for nonadrenergic inhibitory nerves in the guinea pig trachealis muscle.
mesh_terms: D000319:Adrenergic beta-Antagonists; D000818:Animals; D001285:Atropine / Q000494:pharmacology; D001949:Bretylium Compounds / Q000494:pharmacology; D004558:Electric Stimulation; D006168:Guinea Pigs; D066298:In Vitro Techniques; D009130:Muscle, Smooth / Q000294:innervation*; D009433:Neural Inhibition; D009638:Norepinephrine / Q000494:pharmacology; D010275:Parasympathetic Nervous System / Q000502:physiology*; D011433:Propranolol / Q000494:pharmacology; D012110:Reserpine / Q000494:pharmacology; D012601:Scopolamine / Q000494:pharmacology; D013564:Sympathetic Nervous System / Q000502:physiology; D014132:Trachea / Q000294:innervation*
chemical_list: D000319:Adrenergic beta-Antagonists; D001949:Bretylium Compounds; D001285:Atropine; D012110:Reserpine; D011433:Propranolol; D012601:Scopolamine; D009638:Norepinephrine