Gene Therapy Deals Blow Against Rare Blindness

Gene therapy to counteract retinal degeneration from a rare inherited sight disorder improved vision in all patients in which it was tested -- including one child who recovered near normal light sensitivity. While the 8-year-old boy was the clearest success story, all the children with a condition known as Leber's congenital amaurosis treated in the study regained sufficient vision to walk unaided, Dr. Jean Bennett of the University of Pennsylvania in Philadelphia and colleagues reported at the...Full Story
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