E2F5 and cancer: Likewise, similar trends were observed in E2F5 (benign vs cancer = 1.06 ± 0.04 vs. 1.64 ± 0.02; GS < 7: 1.46 ± 0.05, GS = 3 + 4: 1.52 ± 0.03, GS > 7: 1.81 ± 0.03).