Transcript X ES 549 -R
Gene expression level 25 20 15 10 5 ABCB1/MDR1 ABCC1/MRP1 SLC7A11 K562/DOX K562 NCI/ADR-RES A549 K562/DOX K562 NCI/ADR-RES A549 K562/DOX K562 NCI/ADR-RES A549 K562/DOX K562 NCI/ADR-RES A549 0 SLC3A2 Supplementary figure Real-time RT-PCR analysis of basal level of expression of ABCB1, ABCC1, SLC7A11 and SLC3A2 in selected cell lines. Expression levels were normalized to -actin levels. The expression levels for each gene was represented by the ration of the expression level in an individual sample against mean expression for all the four genes in all the four samples.