“Polio may be spreading in the UK for the first time in nearly 40 years, health chiefs warned today as they declared a 'national incident'. Officials have found traces of a vaccine-derived version of the virus in sewage samples in parts of London and say it is 'likely' transmitting within the community.”
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“It was discovered in SARS-CoV-2’s unique furin cleavage site, the part that makes it so good at infecting people and separates it from other coronaviruses. The international team of researchers suggest the virus may have mutated to have a furin cleavage site during experiments on human cells in a lab. They claim there is a one-in-three-trillion chance Moderna’s sequence appeared through natural evolution.”
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