RNA virus - part2 Flashcards
Retroviridae
Classification
RNA viruses with reverse transcriptase
* Enveloped RNA virus
* Icosahedral symmetry
* Single stranded, (+), linear
* No. capsomers: ?
* Diameter: 80-100nm
Family Retroviridae
subfamily/genus/type species
Subfamily: Orthoretrovirinae
* Alpharetrovirus (oncogenic properties)
*avian leucosis virus (ALV)
*avian sarcoma virus (ASV)
*avian myeloblastosis virus
*rous sarcoma virus of poultry
* Betaretrovirus (oncogenic properties)
*mouse mammary tumour virus
*jaagsiekte sheep retrovirus
* Gammaretrovirus (oncogenic properties)
*feline leukemia virus
*feline sarcoma virus
*avian reticuloendotheliosis virus
*murine leukemia virus
* Deltaretrovirus(oncogenic properties)
*bovine leukemia virus (BLV)
*human T-lymphotropic viruses 1, 2 (HTLV1, 2)
* Epsilonretrovirus (oncogenic properties)
*Fish tumour viruses
*Walley dermal sarcoma viruses (fish)
* Lentivirus
*human immunodeficiency virus 1, 2 (HIV 1, 2) = AIDS
*simian immunodeficiency viruses (SIV)
*feline immunodeficiency virus (FIV)
*bovine immunodeficiency virus (BIV)
*caprine arthritis-encephalitis virus (CAEV)
*equine infectious anemia virus (EIAV)
*maedi/visna virus (sheep); maedi=dyspnoe, visna=wasting (pneumonia+encephalomyelitis)
Subfamily: Spumaretrovirinae
* Simiispumavirus: simian foamy virus
Paramyxoviridae
Classification
RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Helical symmetry
* Single stranded, (-), linear
* No. capsomers: -
* Diameter: 150-300nm
Family Paramyxoviridae
genus/type species
- Henipavirus: hendra henipavirus
- Avulavirus: avian avulavirus 1, newcastle disease virus (NDV) of chickens (pseudorabies)
-
Respirovirus:
*bovine parainfluenza virus 3 (PI3), cattle
*bovine parainfluenza virus 1, cattle
*sendai virus -
Rubulavirus:
*avian paramyxoviruses 2-9
*canine parainfluenza virus 2
*parainfluenza virus 2 and 4 (cattle)
*mumps virus (human) -
Moribillivirus:
*rinderpest virus (cattle) = cattle plague, measels virus (human)
*canine distemper virus
*equine morbilli virus
*peste des petitis ruminants virus (small ruminants)
order: Mononegavirales
Rhabdoviridae
Classification
RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Helical symmetry
* Single stranded, (-), linear
* No. capsomers: -
* Diameter: 180x75nm
Family Rhabdoviridae
genus/type species
-
Lyssavirus:
*lyssavirus - rabies virus (zoonosis)
*bat lyssaviruses - european, australian, asian species - Novirhabdovirus: infectious hematopoietic necrosis of fish virus
-
Vesiculovirus:
*Vesicular stomatitis:
*- vesicular stomatitis new jersey virus - cattle, horse, pig –> man
*- vesicular stomatitis alagoas virus - cattle, horse –> man (brasil)
*- vesicular stomatitis indiana virus - cattle, horse, pig –> man - Ephemerovirus: bovine ephemeral fever virus = transmission by insects (ARBO)
Zoonoses
order: Mononegavirales
Filoviridae
Classification
RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Helical symmetry
* Single stranded, (-), linear
* No. capsomers: -
* Diameter: 790-970nm
Family Filoviridae
genus/type species
-
Marburgvirus:
*1. marburg marburgvirus (hemorrhagic fever), africa
*2. lake Victoria marburg virus - Ebolavirus: Zaire ebolavirus (hemorrhagic fever), africa
order: Mononegavirales
Bornaviridae
Classification
RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Icosahedral symmetry
* Single stranded, (-), linear
* No. capsomers: ?
* Diameter: 50-60 (70) nm
Family Bornaviridae
genus/type species
- Orthobornavirus: borna disease virus - encephalitis in horses and different animals
order: Mononegavirales
Orthomyxoviridae
Classification
RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Helical symmetry
* Single stranded, (-), linear, 6-8 segmented
* No. capsomers: -
* Diameter: 80-120 nm
Family Orthomyxoviridae
genus/type species
- Alphainfluenzavirus: influenza A virus - influenza of animals (porcine, avian, equine) and man (H1N1, H2N8, H3N8, H2N2,…)
- Betainfluenzavirus: influenza B virus - influenza viruses mostly human
- Gammainfluenzavirus: influenza C virus - influenza viruses mostly human
- Thogotovirus: thogoto virus
- Isavirus: infectious salmon anemia virus
order: Articulavirales
Phenuiviridae
Classification
RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Helical symmetry
* Single stranded, (-), linear, 3 segmented
* No. capsomers:
* Diameter: 80-120 nm
Family Phenuviridae
genus/type species
- Phlebovirus: rift valley fever phlebovirus (sheep, goat, cattle. ARBO
- Bandavirus: Bhanja bandavirus
- Uukuvirus: uukuvirus
double check id the other 2 are ARBO aswell
order: Bunyavirales
Perybunyaviridae
Classification
RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Helical symmetry
* Single stranded, (-), linear, 3 segmented
* No. capsomers: -
* Diameter: 80-120 nm
Family Perybunyaviridae
genus/type species
-
Orthobunyavirus:
*akabane orthobunyavirus in cattle and sheep, congenital defects - ARBO viruses
*Tahyňa virus, čalovo v. (influenza-like clinics) in man, also at slovakia
order: Bunyavirales
Nairoviridae
Classification
RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Helical symmetry
* Single stranded, (-), linear, 3 segmented
* No. capsomers:
* Diameter: 80-120 nm
Family Nairoviridae
genus/type species
-
Orthonairovirus (ARBO viruses):
*dugbe ortonairovirus - Nairobi sheep disease
*orthonairovirus
*crimean-congo hemorrhagic fever
order: Bunyavirales
Arenaviridae
Classification
RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Helical symmetry
* Single stranded, (-), linear, 2 segmented
* No. capsomers: -
* Diameter: 100-300nm
Family Arenaviridae
genus/type species
-
Mammarenavirus: meningitits and hemorrhagic fevers, zoonoses, reservoir host: small wild mammals –> man
*exotic viruses (south america, africa) - no ARBO
*lymphocytic choriomeningitis virus (only this in europe)
*lassa hemorrhagic fever
order: Bunyavirales
Hantaviridae
Classification
RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Helical symmetry
* Single stranded, (-), linear, 3 segmented
* No. capsomers: -
* Diameter: 80-120 (100-300) nm
Family Hantaviridae
genus/type species
Subfamily: Mammantavirinae
* Orthohantavirus: hantaan orthohantavirus - some species are causal agents of hemorrhagic fevers in man. No ARBO. Reservoir host: small wild mammals –> man
order: Bunyavirales
FamilyPneumoviridae
Classification + genus/type species
RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Icosahedral symmetry
Genuses/type species:
* Pneumovirus:
*human respiratory syncytical virus
*bovine respiratory syncytical virus (BRSV)
* Metapneumovirus:
*avian metapneumovirus - turkey rhinotracheitis virus
order: Mononegvirales