VEGFA and age-related macular degeneration: The continuous research on the mechanism of CNV for AMD and the R&D of anti-VEGF drugs, that is, applying anti-VEGF drugs to prevent choroidal neovascularization in the treatment of wet or neovascularAMD (Wang et al., 2013b), shows that the level of VEGF in aqueous humor of AMD patients is significantly higher than that of normal people.