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. 2022 Jul 26;20:344. doi: 10.1186/s12951-022-01553-z

Fig. 3.

Fig. 3

A The construction of α-TPA-PIO and β-TPA-PIO. B The schematic diagram of the photophysical and photochemical mechanisms. C The cytological process of PDT therapy mediated via PIO-based fluorescein. Reprinted with permission [84].

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