at various times after the last dose of pbz , alpha-adrenergic receptors were quantified in washed membranes of cerebral cortex and hypothalamus , using [ 3h ] prazosin and [ 3h ] rauwolscine to label alpha 1- and alpha 2-adrenergic receptors , respectively .
C0034784
alpha-adrenergic receptors
C0001639
alpha 2-adrenergic receptors