New vaccine efficacy fears as virus ‘of most concern’ mutates again in UK

Wednesday February 03, 2021

The coronavirus mutation “of most concern” that could impact vaccine efficacy has occurred spontaneously in the UK variant, says a professor of outbreak medicine who is part of a panel that advises the government.

British Prime Minister Boris Johnson with the Pfizer-BioNTech vaccine. The Oxford AstraZenica candidate has returned transformational results. (Photo: ABC)

The E484K mutation, which occurs on the spike protein of the virus, is the same change as has been seen in the South African and Brazilian variants that have caused international…

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