The immune system faces a delicate balancing act: it must be aggressive enough to fight infections and cancer, yet restrained ...

Once thought to be a flaw in the system, new research suggests that CD4 T cells may actually hold the key to maintaining a ...

Work on peacemakers in the immune system won the 2025 Nobel Prize in physiology or medicine. The peacemakers are regulatory T cells, a type of immune cell that calms the immune system after it has ...

Cancer immunotherapies, including cancer vaccines, harness and amplify the immune system’s natural ability to detect and attack cancer cells. In this illustration, immune T cells (pink) attach to a ...

There's a new frontier in treating autoimmune diseases. Today's treatments tamp down the friendly fire but don't fix what's ...

Why do immune cells that are supposed to eliminate viruses suddenly turn against our own body? There are instances where killer T cells—which are meant to precisely remove virus-infected ...

New Fred Hutch Cancer Center viral immunologist Dr. Paul Thomas is working to turn the "incredible potential" of the immune ...

A peek inside some leading research labs shows how scientists-turned-detectives are painstakingly decoding what causes ...

As the immune system ages, it reacts more slowly to pathogens, vaccines become less effective, and the risk of cancer ...

A peek inside some leading research labs shows how scientists-turned-detectives are painstakingly decoding what causes ...