Lifeboat Foundation

Summary: In mice, photoreceptor cells drive vision and non-vision functions using distinct circuits in the eye.

Source: NIH/NEI

The eye’s light-sensing retina taps different circuits depending on whether it is generating image-forming vision or carrying out a non-vision function such as regulating pupil size or sleep/wake cycles, according to a new mouse study from the National Eye Institute (NEI) and the National Institute of Mental Health (NIMH).