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Pandemics can begin when one of these strains of flu virus jumps to humans and picks up mutations that make it better suited for spreading among humans. Flu ....
Scientists say they have made a breakthrough designing a vaccine against all 20 known types of flu. It uses the same messenger-ribonucleic-acid (mRNA) technology as successful Covid vaccines. Flu mutates and the current annual jab is updated to ensure the best match for the sort circulating but would probably not protect against new pandemic types. The new vaccine triggered high levels of antibodies, in tests on ferrets and mice, that … ....