these results indicate that the pressor effects of asl-7022 and dobutamine are mediated by different populations of postjunctional vascular alpha-adrenoceptors in pithed rat , with asl-7022 selectively stimulating alpha 2-adrenoceptors and dobutamine selectively activating alpha 1-adrenoceptors .
C0034784
alpha-adrenoceptors
C0001639
alpha