VEGFA and dry age related macular degeneration: Injection of human RPCs cocultured into the AMD region releases neurotrophic factors and differentiates into neurons and MG to supply the loss in dry AMD.300 RPE-derived exosomes, including α-Crystallin, can be transported into the eye and protect the RPE from apoptosis.301 However, whether this protein facilitates or inhibits VEGF in nAMD is controversial.