Fig. 4

Synthesis, characterization, and therapeutic efficacy of BTO@Au nanoparticles for the treatment of keratitis. (a) Schematic diagram BTO@Au and ROS. (b) TEM image of BTO@Au nanoparticles. (c) Au (4f) and Ba (4d) XPS spectra. (d) •OH. BTO@Au-loaded fiber hydrogel patch’s fluorescence spectrum (e) Rat model of keratitis and treatment protocol development. (f) Clinical scores following various treatments. (g) Fluorescein staining quantitative analysis of the epithelial defect region. (h) Bacterial number histogram for days 1 and 7 [143]. Reprinted with permission from ref. no. 158. Copyrights 2023, WILEY