Spain sees record rise in weekend cases –as it happened
by Jessica Murray (now); Archie Bland, Kevin Rawlinso from Science | The Guardian on (#5CN4Z)
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Immunity produced from Moderna's Covid-19 vaccine should last at least a year, the company has said.
The company's vaccine, mRNA-1273, uses synthetic mRNA to mimic the surface of the coronavirus and teach the immune system to recognise and neutralise it.