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 ...
Proteins PIF1 and PCNA gather at sites of DNA damage in SETX-deficient cells, indicating activation of the BIR repair system. LA JOLLA, CA—The DNA inside our cells is constantly being damaged, and one ...