Fig. 14From: Photodynamic Therapeutic Effect of Nanostructured Metal Sulfide Photosensitizers on Cancer TreatmentReproduced with permission from Ref. [83]. Copyright 2018, American Chemical Society, Washington, DCa Schematic illustration of the photocatalytic activity of Co9S8 nanodots upon NIR irradiation. b, c Cell killing and tumor inhibition capabilities of Co9S8 nanodots in PDT and PTT therapies.Back to article page