The vaccinia virus uses its own machinery and not that of the cell it infects to repair ultraviolet radiation-caused damage to its DNA, according to new research. The virus repurposes an enzyme it ...
To establish chronic disease, the hepatitis B virus (HBV) must have its genome of relaxed circular DNA (rcDNA) turned into covalently closed circular DNA (cccDNA). Exactly how rcDNA becomes cccDNA has ...