B.1.1.7 Lineage: New variant of SARS-CoV-2

  • IASbaba
  • December 22, 2020
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B.1.1.7 Lineage: New variant of SARS-CoV-2

Part of: GS Prelims and GS-II – Health

In news

  • Recently, India suspended all flights from and to the UK until December 31, amid concerns about a new variant of SARS-CoV-2 that is spreading & growing rapidly there.

Key takeaways 

  • Last week, the new SARS-CoV-2 variant was revealed to be the reason behind the rapid surge in Covid-19 cases in South and East England.
  • It is being referred to as VUI (Variant Under Investigation) 202012/01, or the B.1.1.7 lineage.
  • The variant is the result of multiple mutations in the spike protein of the novel coronavirus SARS-CoV-2, as well as mutations in other genomic regions of the RNA virus.
  • Preliminary analysis suggests that it is more transmissible than previously circulating variants.
  • However, it is not deadlier.

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