the rank order of potencies of agonists at causing suppression of cyclic amp levels and the rank order of potencies of antagonists of clonidine action suggest similarity of the alpha-adrenergic receptors present on hamster adipocytes , which affect cyclic amp accumulation to alpha-2 adrenergic receptors .
C0034784
alpha-adrenergic receptors
C0001639
alpha-2 adrenergic