Fig. 1From: Recent advances in ocular drug delivery systems and targeting VEGF receptors for management of ocular angiogenesis: A comprehensive reviewRegulation of angiogenesis (Steps: 1. Angiogenic factors bind to endothelial cells, 2. Basement membrane degradation, 3. Endothelial cell proliferation and migration, 4. Tube formation, elongation and remodeling and 5. Vessel stabilization.) [13]Back to article page