Tumor model (IMAGE) Virginia Tech Caption Gabriela Mendes, a postdoctoral associate at Fralin Biomedical Research Institute at VTC, holds an example of the 3D model of the glioblastoma tumor microenvironment the lab developed to study how different people’s cancers respond to different therapies. Credit Photo by Clayton Metz for Virginia Tech. Usage Restrictions None 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.