What is Human T-lymphotropic virus?
{{no sources|date=February 2022}} [[File:HTLV-1 and HIV-1 EM 8241 lores.jpg|thumb|HTLV-1 and HIV-1 in a picture made with an [[electron microscope]]]] '''Human T-lymphotropic virus''' is a [[virus]]. It is a kind of [[retrovirus]]. Human T-lymphotropic virus causes [[leukemia]] as well as other diseases. Currently, four kinds are known (labelled I to IV). {{Commonscat|Human T-lymphotropic virus}} {{biology-stub}} [[Category:Viruses]] {{authority control}}