Highly transmissible B.1.617.2 is now second most common variant and is spreading in north-west England
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The dramatic rise in UK cases of a variant first discovered in India could undermine the country’s roadmap for reopening, scientists are cautioning.
The variant, called B.1.617.2, is one of three closely related variants that were initially detected in India. Public Health England designated it a “variant of concern” on Friday, acknowledging it appears to be at least as transmissible as the dominant so-called Kent variant in the UK. It is unclear if and to what extent B.1.617.2 can reduce vaccine effectiveness.
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