A key mutation found in the coronavirus variants in South Africa and Brazil has now been detected in the variant found in the UK.They fear it could mean that vaccines work less well, or that people get re-infected.The coronavirus variant first found in the UK and spreading around the world appears to be evolving a further mutation that scientists fear could help viruses evade vaccines.
The mutation is also found in the variants found in South Africa and Brazil. Scientists believe it enables the virus to escape antibodies produced by the body, after either immunization or a previous coronavirus infection. Vaccines andEleven cases of the variant, called B.1.1.7, had the E484K mutation in a data set of more than 200,000 in the UK,Professor Lawrence Young, virologist at University of Warwick, said the mutation was a"concern.
The fact the variant from the UK appears to be acquiring this mutation"shows that the virus is very likely to be adapting to our immune response," he said. "The South African variant might be able to more efficiently re-infect individuals who have previously been infected with the original form of the virus," he said in a statement."This is likely to be due, in part, to the E484K mutation which may weaken the immune response."The variant detected in the UK has been sequencedVaccine maker
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