FIGURE 3.
Scheme illustrating of multifunctional modification based on Fe3O4 nanoparticles and delivery photosensitizer (protoporphyrin IX) for Fenton reaction‐assisted photodynamic therapy of cancer. (A) The preparation route of Fe3O4@Dex/TPP/PpIX/ss‐mPEG nanoparticles. (B) The Fe3O4@Dex/TPP/PpIX/ss‐mPEG nanoparticles could target mitochondria and lead mitochondrial apoptosis pathway under laser irradiation for cancer therapy. Reprinted with permission from Ref. [162], Copyright 2019 American Chemical Society.