Scientists Found the Body’s Switch for Regrowing Crucial Vision Cells. It Could Restore Sight for Millions of People.
Scientists have achieved long-term retina regeneration in mammals. The research has the potential to reverse blindness in people with retinal damage.
Limb regeneration is real.
https://patentimages.storage.googleapis.com/95/02/6f/2ce65a170518f9/US5814094.pdf