buzzlightyear Flashcards

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1
Q

Superantigens

A

Subclass of pyrogenic exotosin, directly stim CD4 T cells

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2
Q

Viral infection

A

No phagocytes present!

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3
Q

Cytopathic inflammation

A

Viruses only

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4
Q

Naked virus genome

A

Must be icosahedral, naked can not be helical,

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5
Q

PFU

A

Plaque forming unit – amount in sample

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6
Q

+ssRNA strategy

A

Translate first, infectious by itself

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7
Q

-ssRNA strategy

A

Transcribe first, have RNApol in capsid, not infectious

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8
Q

Main cause of influenza variation

A

Segmented genome, antigenic shift

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9
Q

Pandemic criteria

A

Novelty, virulent, R-factor (person transmission)

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10
Q

Trivalent vaccine vs. flumist

A

Flumist is only for young, healthy people, no one at risk

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11
Q

3 types of herpesviruses

A

Alpha(neuro), gamma(lympho), beta (not alpha/gamma)

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12
Q

ICP47

A

Viral protein to block MHCI presentation in HSV-1

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13
Q

Corneal transplant

A

HSV-1

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14
Q

Neonatal herpes

A

HSV-2

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