Targeted IL-15 drug in patient testing revives exhausted T cells without triggering severe inflammation

MedicalXpress | Jun 22, 2026

For some people, cancer immunotherapies are life-changing. These treatments can turn the body's own immune system against a tumor, either eliminating it or shrinking it enough to make surgery possible. But these therapies don't work for everyone, can gradually stop working, or can come with a host of side effects, including severe inflammation.