China

Donald Trump’s ‘Chinese lab’ theory may be weakened by FDA’s bat coronavirus discovery



A gene that helps the spread of the coronavirus in humans appears to reduce the infectivity of a similar bat virus, according to a new US government study that may cast doubt on a theory that the virus originated in a Chinese laboratory.The virus raTG13, found in the dung of horseshoe bats in a cave in southwest China, was the closest known cousin to the novel coronavirus, with over 96 per cent similarity in genes. The biggest difference between them was the spikes, or proteins that bind the…



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