1. Abe, T., Hasegawa, S., Taniguchi, K., Yokomizo, A., Kuwano, T., Ono, M., Mori, T., Hori, S., Kohno, K. and Kuwano, M., Possible involvement of multidrug-resistance-associated protein (MRP) gene expression in spontaneous drug resistance to vincristine, etoposide and adriamycin in human glioma cells.Int. J. Cancer, 58, 860–864, (1994).
2. Awashi, S., Singhai, S. S., Srivastava, S. K., Zimniak, P., Bajpai, K. K., Saxena, M., Sharma, R., Ziller III, S. A., Frenkel, E. P., Singh, S. V., He, N. G. and Awashi, Y. C., Adenosin triphosphate-dependent transport of doxorubicin, daunomycin and vinblastine in human tissues by a mechanism distinct from the P-glycoprotein.J. Clin. Invest., 93, 958–965 (1994).
3. Bradley, G., Juranka, P. F. and Ling, V., Mechanism of multidrug resistance.Biochim. Biophys. Acta, 948, 87–128 (1988).
4. Callaghan, R., Zakher, G. and Epand, R., Increased accumulation of drugs in a multidrug resistant cell line by alteration of membrane biophysical properties.Biochim. Biophys. Acta, 1175, 277–282 (1993).
5. Chen, G., Jaffrzou, J. P., Fleming, W. H., Durn, G. E. and Sikic, B. I., Prevalence of multidrug resistance related to activation of themdr gene in human sarcoma mutants derived by single-step doxorubicin selection.Cancer Res., 54, 4980–4987 (1994).