Research Article

Drug Efflux Transporters Are Overexpressed in Short-Term Tamoxifen-Induced MCF7 Breast Cancer Cells

Figure 4

Level of Caspase-3 and Caspase-9 mRNA expressions after treatment with tamoxifen 1 μM at passage 4. Results were shown as mean ± SD (). () Significant difference versus MCF7 parent cells at .