The nature of sympathin released in the rabbit's ear.
D000818:Animals; D002395:Catecholamines; D004837:Epinephrine; D009638:Norepinephrine; D011817:Rabbits
D002395:Catecholamines; D009638:Norepinephrine; D004837:Epinephrine
ARTERENOL; EPINEPHRINE; SYMPATHINS