Figure 7From: Reduced repair of 8-hydroxyguanine in the human breast cancer cell line, HCC1937 Expression of antioxidants in HCC1937 and MCF-7 relative to AG11134. Western Blot analysis of SOD1, SOD2 and catalase showing their levels in the two breast cancer cell lines compared to the normal mammary epithelial cell line, AG11134. β-actin was used as a loading control. The gels are representatives of three independent analyses in each case.Back to article page