A Vaccine Against Blood Aging: How a Short Reprogramming Course Protected Stem Cells for Life
Aging blood behaves like an orchestra whose conductor is gradually going deaf. At first the musicians still hold their tuning, but each year the brass plays louder and louder, while the strings are barely audible. In the same way, blood-forming stem cells (HSCs) with age produce too many innate immune cells and too few adaptive immune cells.