When the immune system overreacts and starts attacking the body, the only option may be to shut the entire system down and risk developing infections or cancer. Immune cells that are designed to ...

Cancer cells carry thousands of mutations, but not all mutations are created equal. Some make tumors highly visible to the ...

In most solid tumors, high numbers of regulatory T (Treg) cells are associated with poorer outcomes because they dampen the immune system's ability to fight against a tumor. Colorectal cancer, however ...

Borrowing a cancer cell’s disguise, scientists shielded insulin-producing cells from attack by the immune system, a breakthrough that could pave the way for targeted type 1 diabetes treatments without ...

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 ...

Long after the acute infection fades, pieces of the virus behind COVID-19 can linger in the body and quietly sabotage the ...

Researchers at UC San Francisco have uncovered a new clue to how Epstein-Barr virus (EBV) could contribute to multiple ...

Around 64 million people worldwide suffer from heart failure, and nearly half die within the first five years of diagnosis ...

Scientists at the Icahn School of Medicine at Mount Sinai have identified an important immune response that helps explain why ...

Indian researchers reveal how immune cells 'betray' the body, aiding breast cancer spread and suggesting new treatment ...

A combination blood stem cell and pancreatic islet cell transplant from an immunologically mismatched donor completely prevented or cured Type 1 diabetes in mice in a study by Stanford Medicine ...

Your immune system is your body’s built-in defense network, working nonstop to protect you from bacteria, viruses, and other ...