by Wake Forest University Baptist Medical Center Design and characterization of NP700-ARL. (A) Scheme illustration of the self-assembly of NP700-ARL. In this delivery system, (1) the photosensitizer-containing lipid polymer DSPE-PEG-IR700 is a “ROS-producing” component, which damages tumor cells and induces ATP release under light irradiation; at the same time, it produces ROS as stimuli to...