Cells with a Vision (IMAGE) Columbia University Caption These images depict cell clusters at the edges of mouse retinas, each color representing distinct stages of maturity for different cells as determined by variations in their genetic activity. The arrows indicate predicted developmental courses of certain retinal cells in normal (left) and albino (right) mice, which exhibit poor depth perception. Credit Mason Lab/Zuckerman Institute Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations of the work are permitted. License CC BY-NC-ND Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.