Fig. 4From: Stimuli-responsive electrospun nanofibers for drug delivery, cancer therapy, wound dressing, and tissue engineering(a) Schematic illustration of stimuli-responsive nanofibers containing GNRs for on-demand drug delivery platform. (b) Infrared camera images of the nanofibers without GNRs (Left) and with GNRs (Right). (c) Pulsatile drug release from the nanofibers through the cyclic on–off of NIR light irradiation at different time intervals. Reprinted with permission from ref [95]., MDPI, 2021Back to article page