Modulation by flavonoids of cell multidrug resistance mediated by P-glycoprotein and related ABC transporters. by Di Pietro, A, Conseil, G, Pérez-Victoria, J, Dayan, G, Baubichon-Cortay, H, Trompier, D, Steinfels, E, Jault, J, De Wet, H, Maitrejean, M, Comte, G, Boumendjel, A, Mariotte, A, Dumontet, C, McIntosh, D, Goffeau, A, Castanys, S, Gamarro, F, Barron, D