Under the guise of the old virus variant, variant B.1.1.7 has spread in Switzerland in recent weeks. For the first time, a genome analysis quantifies their growing influence.
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A man cleans the panoramic terrace of a restaurant on the Üetliberg with a high-pressure cleaner.
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The epidemiological situation in Switzerland is confusing. In addition to the original variant of the coronavirus, variant B.1.1.7 from Great Britain has been spreading since December. Two variants of the virus that are differently contagious are competing with this. This intermingling has made it difficult to make predictions about future developments in recent weeks.
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