-Human T-lymfotropisk virus type 1 (HTLV-1)
-Human T-lymfotropisk virus type 2 (HTLV-2)
- humant immunsviktvirus type 1 (HIV-1)
- Epstein-Barr-virus (EBV)
- Kaposis sarkomassosierte herpesvirus (KSHV)
- humant papillomavirus (HPV)
- Hepatitt B -virus (HBV)
- Hepatitt C -virus (HCV)