Hepe-, toga-, flavi- Flashcards Preview

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Flashcards in Hepe-, toga-, flavi- Deck (37)
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1
Q

Toga-: Etymology

A

Toga-: Roman mantle, cloak

2
Q

Toga-: Morphology

A
  • Linear +ssRNA
  • Icosahedral capsid
  • Enveloped
3
Q

Toga-: Resistance

A

Weak

4
Q

Toga-: Biological properties

A
  • Baltimore IV - Single precursor polyprotein
  • CPE Ø
  • HA
  • Zoonotic
5
Q

Toga-: Antigenic properties

A
  • Good antigens
  • Cross-reactions within genera
6
Q

Toga-: Diagnosis

A
  • Clinical signs
  • IF
  • ELISA
  • VN
  • HAI
7
Q

Toga-: Genuses

A
  • Alpha-
  • Rubi- (Red/rash)
8
Q

Alpha-: Examples

A
  • Eastern/Western/Venezuelan equine encephalitis
  • Chikungunya virus
  • Nyong nyong
  • Sindbis virus
  • Ross River virus
  • Getah Virus
  • Semliki forest virus
9
Q

Rubi-: Example

A

Rubella

10
Q

Flavi-: Etymology

A

Flavus-: Yellow

11
Q

Flavi-: Morphology

A
  • Linear +ssRNA
  • Icosahedral capsid
  • Enveloped
12
Q

Flavi-: Resistance

A

Weak

13
Q

Flavi-: Biological properties

A
  • Baltimore IV - Single polyprotein precursor
  • CPE Ø
  • Zoonotic
14
Q

Flavi-: Antigenic properties

A
  • Good antigens
  • Cross-reactions within genera
15
Q

Flavi-: Diagnosis

A
  • Clinical signs
  • IF
  • ELISA
  • Histopathology
  • PCR
  • PRNT
16
Q

Flavi-: Genuses

A
  • Hepaci-
  • Pesti-
  • Flavi-
17
Q

Flavi-: Examples

A
  • Tick borne encephalitis virus
  • Louping ill
  • Yellow fever
  • Dengue Fever
  • Japanese encephalitis
  • Murray Valley encephalitis
  • St. Louis encephalitis
  • West Nile virus
  • Usutu virus
  • Wesselsbron virus
18
Q

Pesti-: Examples

A
  • Classical swine fever
  • Bovine viral diarrhoea (BVD)
  • Border disease
19
Q

Hepaci-: Examples

A
  • Hepatitis C virus: Human hepatitis
  • Human serum hepatitis
  • Chronic infection, cirrhosis
20
Q

Eastern/Western/Venezuelan equine encephalitis

A

Equine

  • CNS symptoms
  • Bird reservoir
  • Mosquito transmission
21
Q

Chikungunya virus

A

Humans, primates, small animals

  • Joint pain
  • Fever
  • Rash
  • Haemorrhage
22
Q

Ross River virus

A

Humans, mammals

  • Ross river fever
23
Q

Rubella

A

Human

  • Rash
  • Fever
  • Fetopathy
  • Deafness
  • Blindness
  • Mental retardation
24
Q

Louping ill

A

Sheep

  • Meningoencephalitis
25
Q

Yellow fever: Species

A

Human

26
Q

Dengue Fever: Species

A

Human

27
Q

Japanese encephalitis: Species

A
  • Human
  • Swine
  • Horse
  • Cattle
28
Q

Murray Valley Encephalitis: Species

A
  • Human
  • Sheep
29
Q

St. Louis encephalitis: Species

A
  • Human
  • Horse
30
Q

West Nile virus: Examples

A
  • Human
  • Horse
  • Bird
31
Q

Usutu virus: Species

A

Wild birds

32
Q

Wesselsbron virus

A

Sheep

  • Abortion
33
Q

Classical swine fever

A

(Hog cholera)

Swine

  • Haemorrhage
  • Fever
  • High mortality
34
Q

Bovine viral diarrhoea (BVD)

A

Calf

  • Diarrhoea
  • Immunosuppression
  • Tolerated infections
  • Mucosal disease (MD)
  • Cerebellar hypoplasia
35
Q

Border disease

A

Sheep

  • Fetopathy
  • Hairy shaker lamb
36
Q

Toga-: Transmission

A

Arbovirus

37
Q

Flavi-: Transmission

A

Arbovirus