Health

How common gut bacteria trigger a lethal autoimmune disease

What causes the immune system, designed to protect us, to turn on the body and attack healthy cells? Common bacteria that reside in the human gut may be partly to blame, say Yale researchers, who studied the origins of a ...

Medical research

Molecular switch for 'exhaustion mode' of immune cells discovered

Tumors and certain viral infections pose a challenge to the human body which the immune system typically fails to handle. In these diseases it switches to a hypofunctional state that prevents adequate protection. However, ...