(IMAGE) Universitat Pompeu Fabra - Barcelona Caption Dr. José Manuel Fernández-Real and Dr. Jordi Mayneris-Perxachs. Credit IDIBGI. Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. Adaptations must be shared under the same terms. License CC BY-NC-SA 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.