Epstein–Barr virus

Virus of the herpes family

The Epstein–Barr virus (EBV; EP-styne, Yiddish: [ˈɛpʃtejn]), also known as human herpesvirus 4 (HHV-4), is one of the nine known human herpesvirus types in the herpes family, and is one of the most common viruses in humans. EBV is a double-stranded DNA virus. EBV is the first identified oncogenic virus, a virus that can cause cancer.

From Wikipedia, under CC BY-SA. More on occurri.