Cáncer de pulmón (IMAGE) Institute for Research in Biomedicine (IRB Barcelona) Caption Tumor de pulmón teñido para marcar células en proliferación (marrón) Credit IRB Barcelona Usage Restrictions None License Licensed 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.