It is not yet a "worry variant", unlike the English (B.1.1.7), South African (B.1.351) or Brazilian (P.1) variants.
But a strain of Sars-CoV-2 carrying several new mutations has appeared in France and is part of the WHO “variant to watch” category.
This "Breton" variant was spotted at the Lannion hospital center (Côtes-d'Armor) three weeks ago.
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Its monitoring is likely to be complex, because it has escaped conventional PCR testing.
The Brest Telegram
revealed last week cases of patients with all the characteristics of a Covid-19 infection, but whose tests came back negative.
After preliminary studies, the Directorate General for Health (DGS) declared on March 15 that a cluster has been
"monitored for several weeks by the ARS
(regional health agency)
in Brittany with cases also detected in community
Travelers were also carriers of the variant;
lung scans and tests
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