Brazil variant evaded up to 61% of immunity in previous Covid cases | Coronavirus | The Guardian

Brazil variant evaded up to 61% of immunity in previous Covid cases | Coronavirus | The Guardian I'm starting to freak out a little. “Our current vaccines have not yet been studied against this variant and we’re working to understand what impact it might have, but we do know that this variant has caused significant challenges in Brazil, so we’re doing all we can to stop the spread of this new variant in the UK, to analyse its effects and to develop an updated vaccine that works on all these variants of concern and protect the progress that we’ve made as a nation,” said Hancock.