Figure 5From: Comparative effects of RRR-alpha- and RRR-gamma-tocopherol on proliferation and apoptosis in human colon cancer cell linesγ-Tocopherol treatment results in DNA laddering in HCT-116 cells (Panel A) and SW480 cells (Panel B) following a 100 μM tocopherol treatment for 48 hours (V = vehicle, C = camptothecin (+) control, A = alpha tocopherol, G = gamma tocopherol).Back to article page