In a study published this week in the Proceedings of the National Academy of Sciences, a University of Wisconsin—Madison research team pinpoints how immune abnormalities beneath the retina result in macular degeneration, a common condition that often causes blindness.

Aparna Lakkaraju, an assistant professor of ophthalmology and visual sciences, focused on two protective mechanisms that are compromised during the gradual onset of macular degeneration, which degrades and can destroy the central vision needed to read and recognize faces.
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