Daniel Granados-Fuentes (IMAGE) Washington University in St. Louis Caption Daniel Granados-Fuentes, Research Scientist, Washington University in St. Louis Credit Washington University in St. Louis Usage Restrictions For editorial purposes 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.