NATURAL COMPOUNDS (IMAGE) University of Barcelona Caption This new scientific advance is based on the use of in silico virtual screening, a computational analytical technique for selecting molecules that are candidates to future drugs in a chemical library. Credit UNIVERSITY OF BARCELONA Usage Restrictions Credit must be given to the creator. License CC BY 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.