Cancer Immunosurveillance Caught in the Act.
Berraondo P., Teijeira A., Melero I.
The role of the immune system in the control of cancer formation and progression has been a matter of considerable debate over many years. In this issue of Immunity, Mlecnik et al. (2016) show the importance of immunosurveillance in controlling tumors in a series of microsatellite-instable human colon carcinomas.