- Review
Retina, Retinol, Retinal and the Natural History of Vitamin A as a Light Sensor
- Ming Zhong,
- Riki Kawaguchi,
- Miki Kassai and
- Hui Sun
Light is both the ultimate energy source for most organisms and a rich information source. Vitamin A-based chromophore was initially used in harvesting light energy, but has become the most widely used light sensor throughout evolution from unicellul...

