HIV Flashcards
1
Q
What type of virus is hiv
A
Lentivirus
2
Q
How does HIV tranmit
A
Through body fluids
3
Q
What is isolated by invitro PCR in HIV
used for?
A
Peices of the HIV genome which can be used to compile a phylogenetic tree via allignement
4
Q
What are two explinations for the different viral strands found in individuals
A
- Individual is infected by multiple viruses
- Against: viruses are more simlar within individuals than between individuals - Viruses are mutating
- Against: Some paitents have sequences in multiple parts of the tree
5
Q
What does the terms proximate and ulitmate mean
A
Proximate - the mechanisum causing change
Untilmate - What is causing the change
6
Q
What is the concequence of HIV being rapidly mutating
A
- paitents have an armada of different viruses ready for different selective pressures
- resistant to therapys even complex ones occurs
- making an effective vaccine is very hard
7
Q
How many different HIV viruses are estimated in an individual
A
5e10
