New universal nomenclature (IMAGE) University of Barcelona Caption The study describes the evolutionary history of this gene-family, which is responsible for a wide range of biological functions. Credit UNIVERSITY OF BARCELONA Usage Restrictions The image may only be used with appropriate caption or credit. 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.