Mary E. Brunkow, Fred Ramsdell and Dr. Shimon Sakaguchi won the Nobel Prize in medicine on Monday for their discoveries concerning peripheral immune tolerance. Brunkow, 64, is a senior program manager ...

Disease can arise both when immune cells are too active and when they're not active enough. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. For ...

Scientists have uncovered a direct molecular mechanism by which gut bacteria inject proteins into human cells, reshaping immune responses and potentially driving inflammatory disease. Scientists have ...

Add Yahoo as a preferred source to see more of our stories on Google. A Seattle scientist was among three who won the Nobel Prize in medicine on Monday for their work on the human immune system. The ...

For decades, aging has looked like an unavoidable slide into frailty, driven in part by an immune system that slowly loses ...