CASP3 and breast cancer: A similar trend, but with a low significance (p < 0.05), was observed for the 5-FU+BC group compared to the control (from a value of 0 to 2.33 ± 0.81 for TNF-α (1.33-fold increase), to 2.16 ± 0.75 for HSP-27 (1.17-fold increase), to 2.0 ± 0.63 for CASP-3 (1.0-fold increase), to 1.5 ± 0.55 for 8-OHdG (0.50-fold increase)).