CDH1 and colorectal carcinoma: On the other hand, the expression of E-cadherin on the surface of CRC cells treated with resveratrol (1, 2, 5 μM) alone showed a significant increase in E-cadherin expression in a concentration-dependent manner, which was regulated similar to cells treated with β1-SO and resveratrol in combination (Figures 1A,B; middle row each, white arrows).