- Studies on quinazolinones as dual inhibitors of Pgp and MRP1 in multidrug resistance. Wang, S., Ryder, H., Pretswell, I., Depledge, P., Milton, J., Hancox, T.C., Dale, I., Dangerfield, W., Charlton, P., Faint, R., Dodd, R., Hassan, S. Bioorg. Med. Chem. Lett. (2002)