+ssRNA virus using reverse transcriptase to integrate DNA copy into host genome. HIV, HTLV, endogenous retroviruses (~8% of human genome). Discovery challenged central-dogma unidirectionality.
+ssRNA virus using reverse transcriptase to integrate DNA copy into host genome. HIV, HTLV, endogenous retroviruses (~8% of human genome). Discovery challenged central-dogma unidirectionality.