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World Service,2 mins

Covid-19: The mutation that's made the virus more infectious

Science In Action

Available for over a year

The rates of confirmed cases of Covid-19 are more than twice the numbers being seen at the beginning of April. And it seems that a chemical change in the virus spike protein has increased its ability to get into our cells. Virologist Jeremy Luban explains the implications of this mutation. Photo: A group of people's hands Credit: Getty Images

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