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The SARS-CoV-2 B.1.351 lineage (VOC ß) is outgrowing the B.1.1.7 lineage (VOC α) in some French regions in April 2021.
Roquebert, Bénédicte; Trombert-Paolantoni, Sabine; Haim-Boukobza, Stéphanie; Lecorche, Emmanuel; Verdurme, Laura; Foulongne, Vincent; Sofonea, Mircea T; Alizon, Samuel.
  • Roquebert B; Laboratoire Cerba, Saint Ouen L'Aumône, France.
  • Trombert-Paolantoni S; Laboratoire Cerba, Saint Ouen L'Aumône, France.
  • Haim-Boukobza S; Laboratoire Cerba, Saint Ouen L'Aumône, France.
  • Lecorche E; Laboratoire Cerba, Saint Ouen L'Aumône, France.
  • Verdurme L; Laboratoire Cerba, Saint Ouen L'Aumône, France.
  • Foulongne V; Laboratoire de Virologie, CHU de Montpellier, Montpellier, France.
  • Sofonea MT; MIVEGEC, CNRS, IRD, Université de Montpellier, Montpellier, France.
  • Alizon S; These authors contributed equally to this article.
Euro Surveill ; 26(23)2021 06.
Article in English | MEDLINE | ID: covidwho-1278339
ABSTRACT
To assess SARS-CoV-2 variants spread, we analysed 36,590 variant-specific reverse-transcription-PCR tests performed on samples from 12 April-7 May 2021 in France. In this period, contrarily to January-March 2021, variants of concern (VOC) ß (B.1.351 lineage) and/or γ (P.1 lineage) had a significant transmission advantage over VOC α (B.1.1.7 lineage) in Île-de-France (15.8%; 95% confidence interval (CI) 15.5-16.2) and Hauts-de-France (17.3%; 95% CI 15.9-18.7) regions. This is consistent with VOC ß's immune evasion abilities and high proportions of prior-SARS-CoV-2-infected persons in these regions.
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Full text: Available Collection: International databases Database: MEDLINE Main subject: SARS-CoV-2 / COVID-19 Type of study: Observational study Topics: Variants Limits: Humans Country/Region as subject: Europa Language: English Journal subject: Communicable Diseases Year: 2021 Document Type: Article Affiliation country: 1560-7917.ES.2021.26.23.2100447

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Full text: Available Collection: International databases Database: MEDLINE Main subject: SARS-CoV-2 / COVID-19 Type of study: Observational study Topics: Variants Limits: Humans Country/Region as subject: Europa Language: English Journal subject: Communicable Diseases Year: 2021 Document Type: Article Affiliation country: 1560-7917.ES.2021.26.23.2100447