Sequence and Apoptotic Activity of VacA Cytotoxin Cloned from a Helicobacter pylori Thai Clinical Isolate

Figure 4

Percentage of apoptotic cells as observed after DAPI staining in T84 and MDCK cells. A mean of six pictures from each sample with at least 200 cells was counted for apoptosis-positive cells and the mean percentage of apoptotic cells was compared with the untreated control. Error bars represent SEM.