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Virology > Birnaviridae > Flashcards

Birnaviridae Flashcards

1
Q

birnaviridae means

A

birna

bi - RNA (2*dsRNA)

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2
Q

morphology

A

segmented dsRNA
icosahedral capsid
naked

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3
Q

resistance

A

strong (naked)

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4
Q

replication

A

baltimore III - viral transcriptase

- species specific only

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5
Q

antigenic properties

A

good antigens, no cross-reactions

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6
Q

Its 2 genera

A

avibirnavirus
aquabirnavirus
-> salmon, chicken, (insects)

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7
Q

avibirnavirus: disease, symptoms

A

ND!gumboro disease - infectious bursal disease

- multiply in bursa fabricii in the chicken and causes immunosupression

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8
Q

Aquabirnavirus: disease, symptoms

A

infectious pancreatic necrosis(cell injury)

- salmonidae (salmon family)

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Virology (35 decks)

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