ABCC8 and cancer: The apoptotic rate in cancer cells transfected with ZD55-Sur-EGFP (68.02% and 63.79%) was of great statistic significance compared with ZD55-EGFP (10.46% and 13.38%), AD-Sur-EGFP (27.57% and 31.09%) and AD-EGFP (6.14 and 6.74%) groups