(IMAGE) Institute for Bioengineering of Catalonia (IBEC) Caption Reducción del tamaño del tumor en un 90% después de tratar el cáncer con nanorrobots. Credit CIC biomaGUNE Usage Restrictions no restriction 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.