The Roundworm <i>C. elegans</i> (IMAGE) Instituto Gulbenkian de Ciencia Caption These are the two lines of the roundworm C. elegans used in this research. Credit Ivo Chelo, IGC. 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.