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VIRUS > RNA virus - part2 > Flashcards

RNA virus - part2 Flashcards

1
Q

Retroviridae
Classification

A

RNA viruses with reverse transcriptase
* Enveloped RNA virus
* Icosahedral symmetry
* Single stranded, (+), linear
* No. capsomers: ?
* Diameter: 80-100nm

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2
Q

Family Retroviridae
subfamily/genus/type species

A

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

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3
Q

Paramyxoviridae
Classification

A

RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Helical symmetry
* Single stranded, (-), linear
* No. capsomers: -
* Diameter: 150-300nm

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4
Q

Family Paramyxoviridae
genus/type species

A
  • 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

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5
Q

Rhabdoviridae
Classification

A

RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Helical symmetry
* Single stranded, (-), linear
* No. capsomers: -
* Diameter: 180x75nm

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6
Q

Family Rhabdoviridae
genus/type species

A
  • 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

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7
Q

Filoviridae
Classification

A

RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Helical symmetry
* Single stranded, (-), linear
* No. capsomers: -
* Diameter: 790-970nm

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8
Q

Family Filoviridae
genus/type species

A
  • Marburgvirus:
    *1. marburg marburgvirus (hemorrhagic fever), africa
    *2. lake Victoria marburg virus
  • Ebolavirus: Zaire ebolavirus (hemorrhagic fever), africa

order: Mononegavirales

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9
Q

Bornaviridae
Classification

A

RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Icosahedral symmetry
* Single stranded, (-), linear
* No. capsomers: ?
* Diameter: 50-60 (70) nm

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10
Q

Family Bornaviridae
genus/type species

A
  • Orthobornavirus: borna disease virus - encephalitis in horses and different animals

order: Mononegavirales

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11
Q

Orthomyxoviridae
Classification

A

RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Helical symmetry
* Single stranded, (-), linear, 6-8 segmented
* No. capsomers: -
* Diameter: 80-120 nm

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12
Q

Family Orthomyxoviridae
genus/type species

A
  • 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

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13
Q

Phenuiviridae
Classification

A

RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Helical symmetry
* Single stranded, (-), linear, 3 segmented
* No. capsomers:
* Diameter: 80-120 nm

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14
Q

Family Phenuviridae
genus/type species

A
  • 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

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15
Q

Perybunyaviridae
Classification

A

RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Helical symmetry
* Single stranded, (-), linear, 3 segmented
* No. capsomers: -
* Diameter: 80-120 nm

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16
Q

Family Perybunyaviridae
genus/type species

A
  • 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

17
Q

Nairoviridae
Classification

A

RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Helical symmetry
* Single stranded, (-), linear, 3 segmented
* No. capsomers:
* Diameter: 80-120 nm

18
Q

Family Nairoviridae
genus/type species

A
  • Orthonairovirus (ARBO viruses):
    *dugbe ortonairovirus - Nairobi sheep disease
    *orthonairovirus
    *crimean-congo hemorrhagic fever

order: Bunyavirales

19
Q

Arenaviridae
Classification

A

RNA viruses with genome of negative polarity
* Enveloped RNA virus
* Helical symmetry
* Single stranded, (-), linear, 2 segmented
* No. capsomers: -
* Diameter: 100-300nm

20
Q

Family Arenaviridae
genus/type species

A
  • 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

21
Q

Hantaviridae
Classification

A

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

22
Q

Family Hantaviridae
genus/type species

A

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

23
Q

FamilyPneumoviridae
Classification + genus/type species

A

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

VIRUS (19 decks)

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