Fig. 1From: C-fos upregulates P-glycoprotein, contributing to the development of multidrug resistance in HEp-2 laryngeal cancer cells with VCR-induced resistanceDifferences in the expressions of c-fos and mdr1 (p-gp) in HEp-2 and HEp-2/VCR cells. a Expression of c-fos mRNA in HEp-2 and HEp-2/VCR cells. b Expression of mdr1 in HEp-2 and HEp-2/VCR cells. c, d Western blot analysis of the expression of c-fos and p-gp. e, f The statistical quantification analyses of c-fos and p-gp protein levels in HEp-2 and HEp-2/VCR cells. Data are shown as the means ±SD.*p < 0.05, **p < 0.01Back to article page