Within cells, DNA (green) is wound tightly around proteins called histones (blue). In “zombie cells,” chemical modifications to histones allow certain gene fragments to be expressed when they usually wouldn’t be. (Image credit: Sci-Monde via Getty Images)
“Zombie cells” that lurk in the body and contribute to age-related diseases make small, strange molecules not seen in normal cells. The exact function of these “cryptic” molecules remains a mystery, but now, scientists think they may know why zombies build them in the first place, The Scientist reported(opens in new tab).
Read more here: https://www.livescience.com/mysterious-cryptic-molecules-made-by-zombie-cells-may-drive-aging-scientists-say
