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. 2021 Feb 1;9(2):137. doi: 10.3390/biomedicines9020137

Figure 4.

Figure 4

Schematic illustration of the mechanism of the novel fractional PDT photosensitizer (PS) based on the 2-pydidone-conjugated boron–dipyrromethene (BODIPY). Reproduced with permission [92]. Copyright 2016, Wiley-VCH.