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DNA Vaccines, OIP (1), johnson-johnson-covid-19-vaccine-promo…
DNA Vaccines
attenuated vaccines?
urgent
prevent
ex: Rabid dog bites
take attenuated vaccines
DNA vaccines enter the body?
multiply the T and B cells
create memory cells
trigger cytotoxic T cells
DNA Vaccines
safer
prevent
ex:
3 doses
Less likely to get sick.
Reduce the death rate.
Created
Isolate
A gene
From
Target pathogen
Splice the viral gene into
A double-stranded DNA vector : :
Bacterial plasmid
Circular genetic structure
Can be
Replicated
Purified
In
A laboratory
When?
1990s
Not widely available today
still in clinical trials
developing
clinical trials
disrupt cellular processes
produce anti-DNA antibodies
$2.7 billion in 2019
$244 million in 2013
in result
make up a long-lasting immunity
figure of an DNA virus
