Every day, your immune system performs a delicate balancing act, defending you from thousands of pathogens that cause disease while sparing your body's own healthy cells. This careful equilibrium is ...

Mary Brunkow, Fred Ramsdell, and Shimon Sakaguchi were awarded the 2025 Nobel Prize in Physiology or Medicine on Monday for their collective work in the discovery of specialized immune cells that roam ...

Shimon Sakaguchi discovered T-reg immune cells. Mary Brunkow and Fred Ramsdell identified the cells’ role in autoimmune disease.

The discovery of cells that prevent the immune system from hurting the body is paving the way for new treatments for autoimmune diseases and cancer.

Detainees arriving at the immigration detention center in the Florida Everglades known as “Alligator Alcatraz” are given color-coded uniforms and wrist-bands and then segregated based on their ...