Renan V.H. de Carvalho (IMAGE) Scripps Research Institute Caption Renan V.H. de Carvalho Credit Scripps Research Usage Restrictions Can be used with related coverage and with credit 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.