Critical Mass (IMAGE) Walter and Eliza Hall Institute Caption Chimeric Antigen Receptor (CAR) T cells, genetically engineered leukocytes (white blood cells), in their fight against glioblastoma, a deadly type of glioma. Credit: WEHI Credit WEHI Usage Restrictions Free to share, must credit. 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.