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Schematic representation of the structure of BP5A and iodide BODIPY, and the schematic illustration of photo-induced generation of reactive oxygen species (I). Cell viability of HeLa cells at different concentrations of supramolecular polymer under normoxia or hypoxia conditions (II). Confocal laser scanning microscopy images of calcein AM/PI-stained HeLa cells (III). (reproduced with permission of Royal Society of Chemistry from ref. [106]).
