In addition, while preoperative values of plasma CAT, GPx, and NQO1 activities were observed to be lower in BCC patients compared to control (Figures 1(b)–1(d)), plasma total SOD activities and GSH levels were substantially higher in BCC patients compared to control (Figures 1(e)-1(f)). The gene discussed is NQO1; the disease is skin basal cell carcinoma.