CK18 RNAi treatment does not cause apoptosis of HeLa cells. HeLa cells were left untreated (Medium) or transfected with CK18 or control RNAi. After 34 h, cells were labeled with propidium iodine (PI) and Annexin-V-FITC. Cells were analyzed by FACS.
Claser et al. BMC Cell Biology 2008 9:68 doi:10.1186/1471-2121-9-68