“…Up to date, the mainstream treatment for those disorders is anti-vascular drug administration, such as bevacizumab, ranibizumab and aflibercept, etc [2][3][4] . However, in addition to the pronounced antivascular effect, the ensuing fibrosis may also bring about many severe problems, like retinal pigment epithelium tear, tractional retinal detachment and so on [5][6][7][8][9][10] . The normal angiogenesis process requires a fine balance between the pro-vascular and anti-vascular biomolecules, including angiopoietin 2, vascular endothelial growth factor (VEGF), tumor necrosis factor α (TNFα), platelet derived growth factor (PDGF), and basic fibroblast growth factor (bFGF), etc [11] .…”