The Nobel Prize in Medicine was awarded on Monday to three scientists for discovering how a particular kind of cell can stop the body's immune system from attacking itself. The discovery of these ...

An engineered protein turns off the kind of immune cells most likely to damage tissue as part of type-1 diabetes, hepatitis, multiple sclerosis, shows a new study in mice. In these autoimmune diseases ...

In the setting of Alzheimer’s and other neurodegenerative diseases, do T cells make things better, or worse? A simple answer just won’t do—it likely depends on the type of T cells, where they are in ...

When Doug Olsen's blood cancer returned after five years in remission, he was faced with two treatment options: a transplant to replace his diseased bone marrow, or a highly experimental therapy that ...