FACS analysis of SGC-7901 cells stained with Annexin V-FITC and PI. (a) Cells did not treat with any agents as blank control, (b) cells apoptosis induced by VP-16, (c) cells treated with the ECCNSs. In all panels, LR represents early apoptosis and UR represents late apoptosis.
Peng et al. Nanoscale Research Letters 2013 8:321 doi:10.1186/1556-276X-8-321