How cells' DNA repair machinery can destroy viruses
Monday, January 21, 2013 - 18:00
in Biology & Nature
Researchers have decoded a system that makes certain types of immune cells impervious to HIV infection. The system’s two vital components are high levels of a molecule that becomes embedded in viral DNA like a code written in invisible ink, and an enzyme that, when it reads the code, switches from repairing the DNA to chopping it up into unusable pieces.