Figure 2From: An experimental study on cervix cancer with combination of HSV-TK/GCV suicide gene therapy system and 60Co radiotherapy Flow cytometry showed that apoptosis of Hela/TK cells was induced by the different methods. A. gene treatment group; B. 60Co radiotherapy group; C. Combined treatment; D. control group, and the cells of apoptotic index (AI) were 22.76 ± 3.51%, 25.15 ± 3.17%, 45.27 ± 5.15, 0.42 ± 0.13% respectively.Back to article page