Kellen J A
Sunnybrook Health Science Centre, University of Toronto, Ontario, Canada.
Anticancer Res. 1991 Mar-Apr;11(2):917-9.
A brief review of the (1990) "state of the art" knowledge concerning multidrug resistance and P-glycoprotein function is presented. Modification and manipulation of the efflux pump by calcium channel blockers and antiestrogens are discussed.