Asfar- Hepadna- viridae Flashcards Preview

Virology > Asfar- Hepadna- viridae > Flashcards

Flashcards in Asfar- Hepadna- viridae Deck (21)
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1
Q

Asfar-: Etymology

A

African swine fever

2
Q

Asfar-: Morphology

A
  • Linear dsDNA
  • Icosahedral capsid
  • Enveloped
3
Q

Asfar-: Resistance

A

Weak

4
Q

Asfar-: Biological properties

A
  • Baltimore I: Multiplication in the cytoplasm + lymphoid cells
  • Hemadsorption
  • Reservoir: Wart-hog
5
Q

Asfar-: Antigenic properties

A
  • Hidden protective antigen
  • No vaccines
6
Q

Asfar-: Diagnosis

A
  • ELISA
  • Clinical signs
  • Isolation - Buffy coat
  • IF
7
Q

Asfar-: Genus

A

Asfivirus

8
Q

Asfar-: Example

A

African swine fever

9
Q

Hepadna-: Morphology

A
  • Circular dsDNA
  • Icosahedral capsid
  • Enveloped
10
Q

Hepadna-: Resistance

A

Weak

11
Q

Hepadna-: Biological properties

A
  • Baltimore VI - Reverse transcriptase
  • Stenoxenous
12
Q

Hepadna-: Antigenic properties

A
  • HBsAg (Protective)
  • HBcAg
  • HBeAG
13
Q

Hepadna-: Diagnosis

A

ELISA

14
Q

Hepadna-: Genuses

A
  • Orthohepadna-
  • Avihepadna-
15
Q

Orthohepadna-: Example

A

Human hepatitis B

16
Q

Avihepadna-: Example

A

Duck hepatitis B

17
Q

African swine fever

A

Swine

  • High mortality
  • Fever
  • Haemorrhage
  • Paralysis
  • Weaning
18
Q

Human hepatitis B

A

Human

  • Serum hepatitis
  • Hepatocarcinoma
19
Q

Asfar-: Transmission

A
  • Arbovirus
  • Contact
20
Q

Hepadna-: Transmission

A
  • Contact
  • Blood
  • Sexual
21
Q

Duck hepatitis B

A

Ducks

  • Far East
  • Hepatitis