- *percentages > 100% are displayed in red and percentages < 100% in blue; Percentages higher than 100% indicate that only a part of the viable cells were expressing the epitope recognized by the antibody tested
- **esterase active cells were determined by CFDA-staining and FCM analysis [18]
- ***membrane intact and membrane-intermediate cells were determined by SYBR green1/Propidium iodide staining and FCM analysis [18]