Image of algal cells (IMAGE) University of Tsukuba Caption Pyrenoids labeled by GFP (green) and chlorophyll fluorescence (magenta) Credit University of Tsukuba Usage Restrictions Unauthorized use is prohibited License Original 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.