dim lighting

Gene Therapy For Blindness Improves Vision, Safety Study Indicat...

ScienceDaily  Mon, 09/08/2008 - 21:45

No significant adverse effects were reported during a safety trial testing gene therapy on three patients with a type of hereditary blindness called Leber congenital amaurosis type 2.

In addition, the subjects said the vision in their treated eyes was slightly improved in dim lighting conditions.