Fig. 4

a In vitro cytotoxicity of different concentrations of MSCPF NPs on SMMC-7721 cells. b ROS production of MSCPF nanoplatform within the SMMC-7721 cells upon irradiation (660 nm at 500 mW cm⁻² and 808 nm at 1.5 W cm⁻²). c Representative images of cell proliferation by 5-ethynyl-2′-deoxyuridine (EDU) assay in vitro. d The percentage of EdU-positive cells were quantified. e Apoptosis of cancer cells were analyzed by Annexin V-FITC/PI staining by SOR, MCPF, and MSCPF. f The apoptosis rates of SMMC-7721 cells were represented