Mavirusi anokonzera kenza muvanhu nemamwe marudzi. Kenza mavhairasi anobva kumhuri dzakasiyana-siyana dzehutachiona, kusanganisira RNA uye DNA mavhairasi, uye saka hapana mhando imwechete ye "oncovirus" (izwi rekare rinoshandiswa pakushandura zvakanyanya retroviruses). Kukura kwekenza kunotsanangurwa nezvinhu zvakasiyana-siyana zvakadai sekudzivirirwa kwevanhu uye kushanduka mumunhu. Mavirusi anogamuchirwa kukonzera kenza dzevanhu anosanganisira mamwe marudzi evanhu papillomavirus, hepatitis B, hepatitis C virus, Epstein <unk> Barr virus, Kaposi sarcoma-yakabatana ne herpesvirus uye human-lymphotropic virus.
Hutachiona