Cationic Gelatin Nanoparticles for Drug Delivery to the Ocular Surface: In Vitro and In Vivo Evaluation

Figure 6

The appearance of rabbit eyes topically treated with 100 μL of free tetramethyl rhodamine succinyl (TAMRA) solution: (a) 0.5 h and (b) 16 h after treatment; treated with GP(+)TAMRA solution (100 μL): (c) 0.5 h and (d) 16 h after the application.