a radioactive photoactive analogue of verapamil , n- [ benzoyl-3,5-3h- ( +/- ) -5- [ ( 3,4-dimethoxyphenetyl ) methylamino ] -2- ( 3,4-dimethoxyphenyl ) -2-isopropyl-n-p-azidobenzoylpentylamine , was used to label the plasma membranes of a human myelogenous leukemia cell line ( k562 ) , a multidrug-resistant subline selected for resistance to adriamycin ( k562/adm ) and its revertant cell ( r1-3 ) .
C0007603
plasma membranes
C0007634
cell