rat aortic smooth muscle cells in culture ( a-10 ; atcc crl 1476 ) exhibited low levels of beta-adrenergic receptors as determined by specific binding of [ 125i ] cyanopindolol ( [ 125i ] cyp ) and marginal stimulation of adenylate cyclase in plasma membranes by ( - ) isoproterenol .
C0034785
beta-adrenergic receptors
C0007603
plasma membranes