Cytokines are a group of proteins in the body that play an important part in boosting the immune system. Interferon and interleukin are just some of the types of cytokines found in the body.

Scientists have developed man made versions of these cytokines to treat some types of cancer. These can be given as a treatment for cancer as part of a clinical trial. Your doctor will talk to you about this treatment if it is suitable for you.

Last updated: February 2021