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. Author manuscript; available in PMC: 2020 Jan 15.
Published in final edited form as: Coord Chem Rev. 2017 Oct 21;379:65–81. doi: 10.1016/j.ccr.2017.09.007

Fig. 4.

Fig. 4

(a) TEM images of PCN-224 with different sizes. (b) In vitro PDT cytotoxicity efficacy of different sized PCN-224. (c) In vitro PDT cytotoxicity efficacy of pristine PCN-224 and 1/4FA-PCN-224 in HeLa cells. Reprinted with permission form ref. [134]. Copyright 2016 American Chemical Society.