Titan sub and an HIV vaccine
5 Live Science Podcast
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How to Modify the Original Sabin Vaccine Without Changing How Effective It Is
The original Sabin vaccine with a single coin mutation, you can make the virus as strong as a wall type and that virus could cause disease. So what we did is introduce mutations, then now all of them has to change at once. The virus basically would have to change all five of those things all at once, all in the same virus, to revert back.
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