507103.fig.0011a
(a)
507103.fig.0011b
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507103.fig.0011c
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Figure 11: Cell apoptotic rate detected by flow cytometer. Hela cells were treated with curcumin and the curcumin-loaded micelles at the curcumin concentration of 50 μg/mL for 72 h. (a) Blank control, (b) Free curcumin, and (c) the curcumin-loaded 4-arm PEG-b-PAE micelles.