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couple007 couple007
wrote...
Posts: 260
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10 years ago
What was the first disease against which a vaccine was developed?
A.  Polio
B.  Flu
C.  Meningitis
D.  Smallpox


True or false? Viruses are being used as vehicles to deliver correct forms of genes to the cells of humans who lack the functionality of those genes.
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wrote...
Valued Member
On Hiatus
10 years ago
D.
A small portion of fluid from cows lesions with cow pox, was inserted through the skin. That caused people to be immune to cow pox AND small pox. (cowpox isn't deadly for humans, so this method was safe)
wrote...
Valued Member
On Hiatus
10 years ago
Quote
True or false? Viruses are being used as vehicles to deliver correct forms of genes to the cells of humans who lack the functionality of those genes.
Yes, that's true.
See: https://en.wikipedia.org/wiki/Gene_therapy
Gene therapy using an adenovirus vector. A new gene is inserted into a cell using an adenovirus. If the treatment is successful, the new gene will make functional protein to treat a disease.


This method was used successfully in some cases, but it's still in experimental stage because of it's side effects.
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