capsid nodaviridae oncolytic virus provirus reassortant virus viroid helper virus torque teno virus simian virus 40 jc virus bk virus white spot syndrome virus 1 begomovirus maize streak virus nucleopolyhedrovirus granulovirus ascoviridae densovirus parvovirus b19 aleutian mink disease virus bocavirus dependovirus mink enteritis virus minute virus of mouse h-1 parvovirus orthohepadnavirus hepatitis b virus adenovirus atadenovirus fowl adenovirus a siadenovirus entomopoxvirinae myxoma virus fibroma virus yaba monkey tumor virus pseudocowpox virus orf virus suipoxvirus molluscum contagiosum virus lumpy skin disease virus fowlpox virus canarypox virus vaccinia virus ectromelia virus cowpox virus monkeypox virus variola virus polydnaviridae nanovirus mupapillomavirus betapapillomavirus gammapapillomavirus cottontail rabbit papillomavirus lambdapapillomavirus human papillomavirus human papillomavirus 18 human papillomavirus 16 human papillomavirus 11 bovine papillomavirus 1 bovine papillomavirus 4 phycodnaviridae circovirus chicken anemia virus african swine fever virus iridovirus ranavirus caulimovirus tungrovirus badnavirus simplexvirus herpesvirus herpesvirus 3 herpesvirus 2 herpesvirus 5 herpesvirus 4 herpesvirus 1 ictalurivirus herpesvirus 7 herpesvirus 6 muromegalovirus cytomegalovirus herpesvirus 8 lymphocryptovirus arbovirus rubella virus chikungunya virus semliki forest virus sindbis virus ross river virus porcine epidemic diarrhea virus sars virus coronavirus oc43 infectious bronchitis virus porcine respiratory coronavirus coronavirus 229e torovirus roniviridae lactate dehydrogenase-elevating virus arteritis virus porcine respiratory and reproductive syndrome virus totivirus giardiavirus leishmaniavirus lassa virus lymphocytic choriomeningitis virus avastrovirus mamastrovirus picobirnavirus puumala virus sin nombre virus seoul virus hantaan virus sandfly fever naples virus uukuniemi virus rift valley fever virus bunyamwera virus la crosse virus simbu virus nairobi sheep disease virus hemorrhagic fever virus marburgvirus ebolavirus rabies virus vesicular stomatitis new jersey virus vesicular stomatitis indiana virus infectious hematopoietic necrosis virus ephemeral fever virus metapneumovirus murine pneumonia virus simian virus simian virus 5 mumps virus parainfluenza virus parainfluenza virus 2 parainfluenza virus 4 newcastle disease virus hendra virus nipah virus distemper virus rinderpest virus measles virus peste-des-petits-ruminants virus parainfluenza virus 1 sendai virus parainfluenza virus 3 borna disease virus immunodeficiency virus jaagsiekte sheep retrovirus mammary tumor virus mason-pfizer monkey virus sarcoma virus trager duck spleen necrosis virus avian myeloblastosis virus rous sarcoma virus avian leukosis virus simian t-lymphotropic virus human t-lymphotropic virus simian t-lymphotropic virus 1 human t-lymphotropic virus 1 primate t-lymphotropic virus 3 simian t-lymphotropic virus 2 human t-lymphotropic virus 2 leukemia virus simian foamy virus endogenous retrovirus retrovirus epsilonretrovirus rotavirus african horse sickness virus palyam virus bluetongue virus colorado tick fever virus orthoreovirus hepevirus calicivirus vesicular exanthema of swine virus hemorrhagic disease virus sapovirus norwalk virus infectious pancreatic necrosis virus infectious bursal disease virus entomobirnavirus kobuvirus maus elberfeld virus mengovirus columbia sk virus theilovirus poliovirus enterovirus enterovirus a enterovirus d enterovirus c echovirus echovirus 6 echovirus 9 rhinovirus teschovirus parechovirus erbovirus foot-and-mouth disease virus influenzavirus c isavirus influenza a virus influenza b virus thogotovirus diarrhea virus diarrhea virus 2 diarrhea virus 1 border disease virus classical swine fever virus west nile virus yellow fever virus dengue virus gb virus a rudiviridae myoviridae siphoviridae guttaviridae fuselloviridae lipothrixviridae hepatitis a virus hepacivirus murine hepatitis virus gb virus gb virus b gb virus c hepatitis e virus hepatitis delta virus tobacco mosaic satellite virus tobacco necrosis satellite virus sspe virus tectiviridae corticoviridae staphylococcus phage bacteriophage n4 bacteriophage t3 bacteriophage p22 bacteriophage t7 plectrovirus bacteriophage ike bacteriophage pf1 bacteriophage phi 6 salmonella phage streptococcus phage prophages bacteriophage m13 t-phages levivirus allolevivirus bacteriophage phi x 174 bacteriophage prd1 microvirus bacillus phage mycobacteriophages pseudomonas phage rna phage oncogenic virus waikavirus sequivirus potexvirus carlavirus closterovirus crinivirus plum pox virus tobacco mosaic virus tymovirus luteovirus comovirus fabavirus nepovirus tenuivirus tospovirus tombusvirus carmovirus potyviridae tymoviridae oleavirus bromovirus cucumovirus ilarvirus alfalfa mosaic virus