Vaccine Development

RNA Vaccine May Work Better than DNA Vaccines

Published in Vaccine Weekly, December 14th, 1998

A type of vaccine that uses RNA may be safer than some other types of vaccines, Austrian researchers said.

Their approach adds a twist to the science of DNA vaccines, which themselves are a fairly new technique.

Vaccines work on the principle of priming the immune system to recognize an invader and attack it more quickly, before it can do any harm. The very first vaccine used cowpox, a virus similar to smallpox, to prevent smallpox infection.

Vaccines now can use a live but benign virus or bacterium, can use one that has been killed so it is harmless, or one that has been weakened in some way so that it stimulates the immune...

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Source: Vaccine Weekly (1998-12-14)

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