The plants treated with BC-1 presented 1.5-, 2.4-, 2.5-, 1.1-, 1.2-, 1.4-, 2-, 1.7-, 1.1-, 1.5-, 2.5-, 1.2-, 2-, and 2.1-fold up-regulation in the activities when grown under 70% FC, and 3.5-, 3-, 5.6-, 2-, 2-, 1.1-, 1.2-, 2-, 2-, 1.2, 1.6-, 1.07-, 2-, and 2.4-fold stimulation for Gly I, SOD, CAT, POD, APX, GPX, GSH, GSSG, AsA, GR, DHAR, MDHAR, and DHA activities, respectively. This evidence concerns the gene APEX1 and breast cancer.