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Man Blind for 40 Years Regains Some Sight Through Gene Therapy

Medical Xpress

Photo: Pixabay

medicalxpress.com

Doctors for the first time have used a form of gene therapy to restore partial vision in a blind person, according to findings announced Monday.

The research team genetically altered retinal ganglion cells to become light-sensitive in a man whose vision was destroyed by retinitis pigmentosa, a genetic disorder that breaks down cells that absorb and convert light into brain signals.

Using special goggles, the 58-year-old man went from total blindness to being able to detect a large notebook, a smaller staple box, glass tumblers and even the stripes of a street crosswalk, researchers reported in ...