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Virology > Corona-, Toro-, Arteri- > Flashcards

Corona-, Toro-, Arteri- Flashcards

1
Q

Nido-: Examples

A
  • Coronaviridae
  • Torovirinae
  • Arteriviridae
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2
Q

Nido-: Etymology

A

Nidus-: Nest

Nested set of subgenomic mRNA synthesis for the structural proteins

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3
Q

Corona-: Morphology

A
  • +ssRNA genome
  • Helical capsid
  • Enveloped
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4
Q

Corona-: Resistance

A
  • Good pH resistance
  • Heat liable
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5
Q

Corona-: Biological properties

A
  • Baltimore IV
  • Zoonotic
  • HA
  • Host-specific
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6
Q

Corona-: Antigenic properties

A
  • Good antigens
  • Cross-reactions within genera
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7
Q

Corona-: Genuses

A
  • Group I
  • Group II
  • Group III
  • Toro-
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8
Q

Group I corona-: Examples

A
  • Porcine transmissible gastroenteritis virus (TGE)
  • Porcine epidemic diarrhea virus (ED)
  • Feline infectious peritonitis virus (FIP)
  • Canine coronavirus (CCV)
  • Human enteric coronavirus
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9
Q

Group II corona-: Examples

A
  • Bovine coronavirus (BCV)
  • Canine respiratory coronavirus (Kennel cough)
  • Human respiratory coronavirus
  • Severe acute respiratory syndrome (SARS) virus
  • Human pneumonia
  • Porcine hemagglutinating encephalomyelitis virus (HEV)
  • Mouse hepatitis virus (MHV)
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10
Q

Group III corona-: Examples

A
  • Avian infectious bronchitis (IB)
  • Turkey bluecomb disease virus
  • Coronavirus: Pheasant, duck, pigeon, goose
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11
Q

Toro-: Examples

A

Zoonotic

  • Berne virus
  • Breda virus
  • Chicken, swine, human gastroenteritis
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12
Q

Arteri-: Morphology

A
  • +ssRNA
  • Icosahedral capsid
  • Enveloped
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13
Q

Arteri-: Resistance

A

Weak

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14
Q

Arteri-: Biological properties

A

Baltimore IV - Subgenomic mRNA synthesis

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15
Q

Arteri-: Antigenic properties

A

Good antigens

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16
Q

Arteri-: Diagnosis

A
  • Isolation
  • IF
  • Clinical signs
  • VN
  • ELISA
  • RT-PCR
  • Histopathology
17
Q

Arteri-: Examples

A
  • Equine arteritis virus (EAV)
  • Porcine respiratory & reproductive syndrome (PRRS)
18
Q

Porcine transmissible gastroenteritis virus (TGE)

A

Piglets

  • Enteritis
  • Diarrhoea
  • Respiratory form
19
Q

Feline infectious peritonitis virus (FIP)

A

Feline

  • Immunocomplex disease
    • Wet form - Ascites peritonitis
    • Dry form - Nephritis, uremia
20
Q

Canine coronavirus (CCV)

A

Canine

  • Enteritis
  • Diarrhoea
21
Q

Bovine coronavirus (BCV)

A

Bovine

  • Winter dysentery
  • Calf diarrhoea
22
Q

Human pneumonia

A

Human

  • Surfactant production decrease
  • Atelectasis (Lung collapse)
23
Q

Avian infectious bronchitis (IB)

A

Chicken

  • Egg deformities
  • Nephro-pathogen strains
    • Nephritis
    • Gout
24
Q

Turkey bluecomb disease virus

A

Turkey

  • Enteritis
  • Diarrhoea
  • Exiccosis
  • Cyanosis
25
Q

Berne virus

A

Foal

  • Gastroenteritis
26
Q

Breda virus

A

Calf

  • Gastroenteritis
27
Q

Equine arteritis virus (EAV)

A

Equine

  • Oedema
  • Fever
  • Abortion
  • Respiratory symptoms
  • Stallions may be persistently infected
  • Virus is carried in the genital tract: Semen sheds the virus
28
Q

Arteri-: Transmission

A
  • Aerogen
  • Sexual

Virology (32 decks)

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