یک سوئیچ ایمنی ممکن است به پیری در سراسر بدن کمک کند

One immune switch may help drive aging across the body

Aging may be partly fueled by immune cells losing their ability to clear away damaged, inflammation-promoting cells. Blocking a single receptor restored that cleanup process in mice, reducing inflammation and helping their organs, muscles, and memory remain remarkably youthful.