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Lecture 34
Brock
14
Microbiology
Undergraduate 3
04/24/2014

Additional Microbiology Flashcards

 


 

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Term
gag
Definition
gene that encodes structural proteins of retrovirus
Term
pol
Definition
encodes reverse transcriptase and integrase in retrovirus
Term
env
Definition
encode envelope proteins of retrovirus
Term
provirus
Definition
virus genome that is integrated into host chromosome
Term
defective viruses
Definition
clearly derived from viruses but have become dependent upon other viruses to supply certain gene products
Term
helper viruses
Definition
virus that provides functions to help a defective virus
Term
satellite viruses
Definition
a type of defective virus that has no intact close relative so they use unrelated viruses as helpers
Term
viroids
Definition
infectious RNA molecules that differ from viruses by lacking a capsid
Term
prions
Definition
distinct extracellular form consisting solely of protein, no nuclide acid
Term
transmissible spongiform encephalopathies (TSEs)

ex: scrapie, mad cow, kuru, etc.
Definition
prion diseases in animals and humans
Term
PrP^C
Definition
prion protein found in healthy individuals, native form
Term
PrP^Sc
Definition
pathogenic form of prion protein
Term
infectious, sporadic, or inherited
Definition
how prions occur
Term
Prnp
Definition
gene that codes for prion protein
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