France: Breton coronavirus variant B.1.616 – “A new Sars-Cov-2 variant poorly detected by RT-PCR on nasopharyngeal samples, with high lethality”

We report a nosocomial outbreak of COVID-19 cases related to a new variant, B.1.616, characterized by poor detection by RT-PCR tests on nasopharyngeal samples despite typical clinical, radiological, and biological features of COVID-19. ...More...

France: 25 cases of Breton coronavirus variant B.1.616 recorded so far, 22 in Brittany, 3 elsewhere

Clade 20C variant that emerged in Brittany.  A cluster of infections with a 20C clade variant (“20C / 655Y variant” or B.1.616), was detected in the Côtes d´Armor, with cases occurring between January and March 2021....More...

France: Breton coronavirus variant of interest 20C/H655Y now under national surveillance

The French Directorate General for Health (DGS) has reported to healthcare establishments and professionals the new course of action to be taken to monitor the 20C / H655Y variant of Covid-19 detected for the first time in Brittany between January and March 2021.
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France coronavirus “Breton Variant” French Health Department statement

Variant de clade 20C ayant émergé en Bretagne

Un cluster d’infections par un variant de clade 20C (« variant 20C/H655Y »), a été détecté dans un hôpital des Côtes d’Armor, avec des cas survenus entre janvier et mars 2021.… ...More...

New French coronavirus variant may be invisible to PCR tests

French authorities are investigating a new coronavirus variant, derived from clade 20C, found in the western Brittany region that is more difficult for tests to detect, though for now it does not appear to be more dangerous or contagious.… ...More...