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. 2012 Jul 14;65(2):157–172. doi: 10.1007/s10616-012-9481-y

Fig. 3.

Fig. 3

The principle of apoptosis detection method based on annexin V. With the aid of Ca2+ ions, this protein interacts with high affinity with PS heads exposed on the membrane surface. Annexin V can be labeled with fluorescent dye that allows visualization of cells exposing PS