Cells in the human body have very different life spans, depending on their type and function. Skin cells renew themselves every two to four weeks. Liver cells can last up to 500 days. Egg cells are ...

Discovery reshapes understanding of how tumor cells repair broken DNA, pointing toward more precise cancer therapies.

The DNA inside our cells is constantly being damaged, and one of the worst kinds of damage is a double-strand break-when both sides of the DNA helix are cut at once. Healthy cells can normally fix ...

A cancer drug target already being investigated in clinical trials turns out to be doing something even more consequential ...