Lecture 2 Flashcards
1
Q
What was thought to be a slow virus?
A
Scrapie
Kuru
ICJD
2
Q
Why did they term it a slow virus?
A
The incubation period might be 30 years
3
Q
What does the infection of host initiate?
A
Production of millions of similar infectious particles
4
Q
What is unusual about prion diseases?
A
No immune response
Strong resistance to heat treatment
5
Q
In 1967, what did the group suggest about infectious agent?
A
It must not contain nucleic acid because it is resistant to UV radiation
Covalent bond will break under UV radiation
6
Q
What is the difference between a virus and Scrapie?
A
No immune response
Not effected by heat treatment
UV ionisation has no effect
