microrobots treat lung metastasis - illustration (IMAGE) University of California - San Diego Caption Illustration of the microrobots being administered through the trachea to treat metatstatic tumors in the lungs. Credit Zhengxing Li Usage Restrictions Please credit: Zhengxing Li 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.