Vaccination

WHO approves Novavax vaccine for emergency use against COVID

The World Health Organization has given emergency approval to a coronavirus vaccine made by U.S.-based Novavax and the Serum Institute of India, paving the way for its inclusion in the U.N.-backed program to get such vaccines ...

Vaccination

How can scientists update coronavirus vaccines for omicron?

If the omicron variant of the coronavirus is different enough from the original variant, it's possible that existing vaccines won't be as effective as they have been. If so, it's likely that companies will need to update ...

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