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MICR221 > Lecture 19 viral infection > Flashcards

Lecture 19 viral infection Flashcards

1
Q

virion adsorption

A

RBP-receptor

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2
Q

plant virion entry

A

no plant receptor

damaged barrier entry

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3
Q

fusion entry

A

lipid envelope fuse
nucleocapsid release

HIV

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4
Q

receptor mediated endocytosis entry enveloped

A

corona
acidic endosome degrade envelope
nucleocapsid escape

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5
Q

endocytosis entry non enveloped

A

adenovirus

genome extruded endosome

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6
Q

viral proteins 2 functions

A 
structural (RBP)
non structural (aid replication)
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7
Q 
virion release (last step of life cycle)
lysis what type of virus commonly
A

non enveloped
T4 : holin (hole membrane)
T4 lysozyme (dissolve wall)

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8
Q

virion release budding and example

A

traffic to PM
nucleocapsid use membrane as envelope

(flu=enveloped)

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9
Q

animal cell-cell release

A

HSV1 exploit nerve communcation

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10
Q

plant cell-cell release

A

plasmodesmata channel

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MICR221 (22 decks)

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