Coronavirus: recovered Chinese patients may be defenceless against foreign mutation, study says

Recovered Covid-19 patients in China may still be vulnerable to a mutant form of the pathogen spreading overseas, a new study says.According to Professor Huang Ailong from Chongqing Medical University, there is an urgent need to determine what threat the mutation, known as D614G, poses to people who have recovered from a different form of the virus.D614G began spreading in Europe in early February and by May was the dominant strain around the world, presenting in 70 per cent of sequenced…

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