First Look: Shining light on mouse retinas to sleuth out treatments for eye disorders

Ocular Therapeutix is still working to resolve manufacturing problems with its eye drug, less than two weeks before an FDA approval decision deadline.

Greg Schwartz is accustomed to spending 10 hours a day in the dark.

The assistant professor of ophthalmology at Northwestern University regularly glues mouse retinas onto a glass slide and spends an absorbing day shining different patterns of light into it to measure how the eye fragment responds.