Epstein-Barr Virus, strain B95-8 (EBV, Human Herpesvirus 4, HHV-4). Family: Herpesviridae, subfamily: Gammaherpesvirinae, genus: Lymphocryptovirus. Enveloped DNA virus.

Viral DNA isolated from sucrose gradient purified EBVB95-8 quantitated using real time PCR and supplied at a concentration of 1 to 2 x 104 copies/µl in 250 µl.