The adrenotropic receptors in the intestine (on the motor response of guinea pig ileum).
D000818:Animals; D004837:Epinephrine / Q000494:pharmacology*; D006168:Guinea Pigs; D007082:Ileum / Q000187:drug effects*; D007545:Isoproterenol / Q000494:pharmacology; D009638:Norepinephrine / Q000494:pharmacology; D010656:Phenylephrine / Q000494:pharmacology*; D011984:Sensory Receptor Cells / Q000187:drug effects*
D010656:Phenylephrine; D007545:Isoproterenol; D009638:Norepinephrine; D004837:Epinephrine