How LePin works (IMAGE) Carnegie Institution for Science Caption An illustration showing how LePin tags (shown in blue) are secreted from the coral cell and used to mark algae for uptake. Credit Artwork by Navid Marvi courtesy of the Carnegie Institution for Science. Usage Restrictions With credit 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.