Picture of Xavier Hernandez (IMAGE) Center for Genomic Regulation Caption Xavier Hernandez, PhD student at the Serrano Lab at the Centre for Genomic Regulation (CRG) Credit Centre for Genomic Regulation (CRG) 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.