Author's Take: RPE Mosaic (VIDEO) NIH/National Eye Institute This video is under embargo. Please login to access this video. Caption Johnny Tam, Ph.D., describes his finding that indocyanine green, paired with adaptive optics, can reveal long-lived patterns in retinal pigment epithelial cells in the eye. Credit National Eye Institute Usage Restrictions None License Licensed content 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.