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What does science know about variant B.1.1.529, identified in Botswana



The B.1.1.529 strain of the novel coronavirus, first identified in Botswana, southern Africa, has scientists feared many mutations that give the virus its benefits. The strain has also been found in South Africa and Hong Kong. So far there is no trace of the variant in Brazil.

The emergence of a new variant of SARS-CoV-2, the technical name for the novel coronavirus, is a matter of concern within the global scientific community.

Based on the identification, carried out through genomic sequencing of the virus, scientists seek to answer various questions such as transmission capacity, increased lethality and whether there is any reduction in vaccine efficacy. developed against Covid-19.

Understand what is already known and what remains uncertain about the variant B.1.1.529.

large number of mutations

The B.1.1.529 variant has a wide range of mutations. In isolation, these mutations may both provide benefits to the virus, such as a greater ability to transmit or escape the immune system, or represent no gain for the microorganism.

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