Skip to main content
. 2020 Jun 18;10(6):1191. doi: 10.3390/nano10061191

Figure 1.

Figure 1

Human eye anatomy, and the drug administration routes. (1) The cornea as a main route of drug delivery to the anterior section. (2) The retinal capillary endothelium and Retinal pigment epithelium as the main barriers for systemically administered drugs. (3) An invasive strategy to gain the vitreous called intravitreal injection.