marker

It's not the be-all and end-all, but it would be another marker the players can look back on.

Endothelial cells, which line blood vessels, showed signs of accelerated aging, including reduced energy metabolism and increased senescence markers.

The team initially assumed the device was part of a navigational marker, but later suspected it resembled a sonobuoy - an acoustic monitoring device, often used to detect submarines.

The same immune markers that show up when the body fights infection can also appear in several autoimmune diseases—or even in people who never develop one.

This domain briefly recognizes a marker that appears only on damaged DNA.