these findings indicate that stimuli , mediated through alpha- and beta-adrenoceptors , induced secretion of amylase in parotid gland of the rat but that the alpha-effect inhibited the beta-effect when both stimuli were applied simultaneously and that the overall response of the tissue to ne resulted from the interaction of the two adrenoceptors .
C0001643
beta-adrenoceptors
C0034783
adrenoceptors