recombinant vaccines Flashcards
1
Q
what is the first step of recombinant vaccines?
A
isolate gene
2
Q
what is the second step of recombinant vaccines?
A
transcribe into DNA sequence
3
Q
what is the third step of recombinant vaccines?
A
insert into plasmid
4
Q
what is the fourth step of recombinant vaccines?
A
insert plasmid into carrier virus + infect cells
5
Q
what is the fifth step of recombinant vaccines?
A
host cells produce antigens
6
Q
what is the sixth step of recombinant vaccines?
A
isolate + purify the antigens
7
Q
what are the pros of vaccines?
A
- fast to produce (once you have the right formula)
- better for people allergic to the egg medium
- fewer animal products used
- less likely to cause an allergic reaction
- very safe = no symptoms
8
Q
what are the cons of recombinant vaccines?
A
- expensive
- not very successful yet
- multiple dosages required
