Cortisol is transported by the multidrug resistance gene product P-glycoprotein.

le van Kalken, C. K., Broxterman, H. J., Pinedo, H. M., Feller, N., Dekker, H., Lankelma, J., Giaccone, G.
Foilsithe 1993

Functional detection of MDR1/P170 and MRP/P190-mediated multidrug resistance in tumour cells by flow cytometry.

le Feller, N., Kuiper, C. M., Lankelma, J., Ruhdal, J. K., Scheper, R. J., Pinedo, H. M., Broxterman, H. J.
Foilsithe 1995

Defining consensus leukemia-associated immunophenotypes for detection of minimal residual disease in acute myeloid leukemia in a multicenter setting

le Feller, N, van der Velden, V H J, Brooimans, R A, Boeckx, N, Preijers, F, Kelder, A, de Greef, I, Westra, G, te Marvelde, J G, Aerts, P, Wind, H, Leenders, M, Gratama, J W, Schuurhuis, G J
Foilsithe 2013