Brainscape's Knowledge GenomeTM


Top Flashcards (Certified)
All Flashcards

VIRUS > RNA virus - part 1 > Flashcards

RNA virus - part 1 Flashcards

1
Q

Sedoreoviridae
Classification

A

RNA viruses with genome of dsRNA
* Non-enveloped RNA virus
* Icosahedral symmetry
* Double stranded, linear, 10-12 segmented
* No. capsomers: 92
* Diameter: 60-80nm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Family Sedoreoviridae
genus/types species

A
  • Seadornavirus: Bannavirus
  • Rotavirus: Rotavirus A, B, C, D, F, G, H, I, J - most important causal agent of diarrhoea in different animals an man (bovine, porcine, simian, avian…, human rotavirus
  • Orbivirus:
    -Arthropod vector! tropic, subtropic, south europe
    -Blue tongue virus 1 (BTV) in ruminants
    -African horse sickness virus
    -V. epizootic hemorrhagic disease of ruminants

order: Reovirales

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Spinareoviridae
Classification

A

RNA viruses with genome of dsRNA
* Non-enveloped RNA virus
* Icosahedral symmetry
* Double stranded, linear, 10-12 segmented
* No. capsomers: 92
* Diameter: 60-80 nm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Family Spinareoviridae
genus/type species

A
  • Coltivirus: Colorado tick fever virus (CFTV) in humans
  • Aquareovirus: Aquareovirus A, B, C, D, E, F in fish and watery animals
  • Orthoreovirus:
    -Mammalian orthoreovirus
    -Mammalian and avian reovirus = respiratory and gastrointestinal infections of animals/man

order: Reovirales

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Birnaviridae
Classification

A

RNA viruses with genome of dsRNA
* Non-enveloped RNA virus
* Icosahedral symmetry
* Double stranded, linear, 2 segmented
* No. capsomers: 92
* Diameter: 60 nm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Family Birnaviridae
genus/types species

A
  • Aquabirnavirus: Infectious pancreatic necrosis virus of salmonid fish
  • Avibirnavirus: Infectious brusal disease virus (IBDV) of fowl (chickens)

order: Reovirales

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Deltavirus
Classification

A

Defect RNA virus unassigned (order/family)
* Enveloped RNA virus
* ? symmetry
* Single stranded, (-), circular
* No. capsomers: ?
* Diameter: 36-43 (35-45) nm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Genus Deltavirus
Virus

A
  • Hepatitis delta virus (human)

order/family: unassigned

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Prions

A

Prions (protein PrP^SC): agents of spongiform encephalopaties

Agents of spongiform encephalopathies - prions (pathogenic protein PRP^SC):
* Scrapie prion (sheep)
* Bovine spongiform encephalopathy (BSE)
* Transmissible mink encephalopathy (TME)
* Chronic wasting disease of deer (CWD)
* In human:
-Creutzfeldt Jacobs Disease (CJD)
-New variant CJD (nv-CJD)
-Kuru
-Fatal familiar insomina (FFI)
-GSS syndrome

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Picornaviridae
Classification

A

RNA viruses with genome of positive polarity
* Non-enveloped RNA virus
* Icosahedral symmetry
* Single stranded, (+), linear
* No. capsomers: 60
* Diameter: 28-30 nm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Family Picornaviridae
genus/type species

A
  • Avihepatovirus: Dug hepatitis A virus
  • Cardiovirus: Encephalomyocarditis virus
  • Erbovirus: Equine erbovirus A
  • Hepatovirus: Hepatovirus A (Hepatitis A virus)
  • Kobuvirus: Virus Aichi A
  • Parechovirus: Human parechovirus A
  • Tremovirus: Tremovirus A (avian encehalomyelitis virus)
  • Teschovirus: Tescovirus A / Porcine teschocirus (Teschen-Talfan disease) - porcine encephalomyelitis
  • Aphtovirus: Foot- and mouth disease virus (ruminants)
    -Serotypes: O, A, C - Europe, SAT1, SAT2 SAT3 - Africa, Asia1 - Asia
  • Enterovirus:
    -Swine vesicular disease virus
    -Swine, bovine and avian enterovirus
    -Poliovirus - human polyomyelitis virus
    -Human enterovirus C

Order: Picornavirales

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Caliciviridae
Classification

A

RNA viruses with genome of positive polarity
* Non-enveloped RNA virus
* Icosahedral symmetry
* Single stranded, (+), linear
* No. capsomers: 32
* Diameter: 30-38 nm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Family Caliviviridae
genus/type species

A
  • Lagovirus: rabbit hemorrhagic disease virus
  • Vesivirus
    -Vesicular exanthema of swine virus
    -Feline calicivirus - Respiratory infections
    -Bovine calicivirus - Gastroenteritis

Causal agents of human gastroenteritis, mice, minks and pigs:
* Saporovirus: Sapporo virus
* Norovirus: Norwalk virus

Order: Unclassified

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Hepeviridae
Classification

A

RNA viruses with genome of positive polarity
* Non-enveloped RNA virus
* Icosahedral symmetry
* Single stranded, (+), linear
* No. capsomers: 32
* Diameter: 27-34 nm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Family Hepeviridae
genus/type species

A
  • Orthohepevirus:
    -Orthohepevirus A (hepatitis E virus of human)
    -Avian hepatitis E virus

Order: Unclassified

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Astroviridae
Classification

A

RNA viruses with genome of positive polarity
* Non-enveloped RNA virus
* Icosahedral symmetry
* Single stranded, (+), linear
* No. capsomers: 32
* Diameter: 28-30 nm

17
Q

Family Astroviridae
genus/type species

A
  • Avastrovirus: Aviastrovirus 1(turkey astrovirus)
  • Mamastrovirus: Human astrovirus 1, causal agents of gastroenteritis in animals and man

Order: Unclassified

18
Q

Flaviviridae
Classification

A

RNA viruses with genome of positive polarity
* Enveloped RNA virus
* Icosahedral symmetry
* Single stranded, (+), linear
* No. capsomers: ?
* Diameter: 45-60 nm

19
Q

Family Flaviviridae
genus/type species

A
  • Hepacivirus: Hepacivirus C - hepatitis C virus (HCV), human disease
  • Pestivirus:
    -Intrauterine life long persistent infections
    -Classical (european) swine fever virus (CSFV)
    -Pestivirus A - bovine viral diarrhoea virus 1 (BVDV)
    -Borader disease virus (BDV) in sheep
  • Flavivirus:
    -viruses with arthropod vector! (ARBO - arthropod born). Zoonoses –> meningitis, hemorrhagic fevers:
    -Yellow fever virus
    -Tick born encephalitis virus
    -West nile virus
    -Wesselsbron´s disease virus
    -Dengue virus
    -V. Japanese encephalitis virus

Order: Unclassified

20
Q

Togaviridae
Classification

A

RNA viruses with genome of positive polarity
* Enveloped RNA virus
* Icosahedral symmetry
* Single stranded, (+), linear
* No. capsomers: 60
* Diameter: 50-90 nm

21
Q

Family Togaviridae
genus/type species

A

Viruses with arthropod vector (ARBO)
* Alphavirus:
-Sindbis virus
-Equine encephalitic viruses - zoonoses:
– Eastern equine encephalitis(EEE) virus
– Western equine encephalitis(WEE) virus
– Venezuelan equine encephalitis(VEE) virus

Order: Unclassified

22
Q

Matonaviridae
Classification

A

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

23
Q

Family Matonaviridae
subfamily/genus/type species

A

Subfamily: Mammantavirinae
* Rubivirus: Rubella virus = serious intrauterine infection of human embryo

Order: Unclassified

24
Q

Arteriviridae
Classification

A

RNA viruses with genome of positive polarity
* Enveloped RNA virus
* Icosahedral symmetry
* Single stranded, (+), linear
* No. capsomers: ?
* Diameter: 50-70 (45-60) nm

25
Q

Family Arteriviridae
genus/type species

A

Subfamily: Equarterivirinae
* Alphaarterivirus:
-Equine alphaarteritis virus (EAV) = infectious arteritis of horses
-Porcine respiratory and reproductive syndrome virus (PRRSV)

Order: Nidovirales

26
Q

Coronaviridae
Classification

A

RNA viruses with genome of positive polarity
* Enveloped RNA virus
* Helical symmetry
* Single stranded, (+), linear
* No. capsomers: -
* Diameter: 80-220 (80-200) nm

27
Q

Family Coronaviridae
genus/type species

A

Subfamily: Orthocoronavirinae
Coronaviruses = gastroenteritis and respiratory infections
* Alphacoronavirus: Alphacoronavirus 1
-= Feline coronaviruses - feline enteric coronavirus (FECV), feline infectious peritonitis virus (FIPV)
-= Transmissible gastroenteritis virus (TGEV) in pigs, bovine and canine coronavirus, v. epidemic diarrhoea of pigs
* Betacoronavirus:
-Murine coronavirus
-Betacoronavirus 1
– = porcine haemagglutinating encephalomyelitis virus
– = bovine coronavirs
* Gammacoronavirus: Avian coronavirus - infectious bronchitis virus (chicken)
* Deltacoronavirus:
-Turkey, bovine and canine coronavirus = gastroenteritis
-Bulbul coronavirus HKU II

Order: Nidovirales

28
Q

Tobaniviridae
Classification

A

RNA viruses with genome of positive polarity
* Enveloped RNA virus
* Helical symmetry
* Single stranded, (+), linear
* No. capsomers: -
* Diameter: 100-140 nm

29
Q

Family Tobaniviridae
genus/type species

A

Subfamily: Torovirinae
* Torovirus
-Equine torovirus (Berne virus)
-Bovine torovirus (Breda virus)
-Porcine torovirus

Order: Nidovirales

VIRUS (19 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions