Evidence map›Paper›PMID 33991677›Full record

ArticleClinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases2021

Spreading of a new SARS-CoV-2 N501Y spike variant in a new lineage.

Philippe Colson, Anthony Levasseur, Jeremy Delerce, Lucile Pinault, Pierre Dudouet, Christian Devaux, Pierre-Edouard Fournier, Bernard La Scola, Jean-Christophe Lagier, Didier Raoult

Abstract read
In one paragraph

Article in Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

22 citing papers in PubMed.

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  14. Clinical outcomes in patients infected with different SARS-CoV-2 variants at one hospital during three phases of the COVID-19 epidemic in Marseille, France.Infection, genetics and evolution : journal of molecular epidemiology and evolutionary genetics in infectious diseases · 2021
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors.

Philippe ColsonIHU Méditerranée Infection, Marseille, France; Aix-Marseille Université, Institut de Recherche pour le Développement (IRD), Assistance Publique - Hôpitaux de Marseille (AP-HM), Microbes Evolution Phylogeny and Infections (MEPHI), Marseille, France.
Anthony LevasseurIHU Méditerranée Infection, Marseille, France; Aix-Marseille Université, Institut de Recherche pour le Développement (IRD), Assistance Publique - Hôpitaux de Marseille (AP-HM), Microbes Evolution Phylogeny and Infections (MEPHI), Marseille, France.
Jeremy DelerceIHU Méditerranée Infection, Marseille, France.
Lucile PinaultIHU Méditerranée Infection, Marseille, France.
Pierre DudouetIHU Méditerranée Infection, Marseille, France.
Christian DevauxIHU Méditerranée Infection, Marseille, France; Aix-Marseille Université, Institut de Recherche pour le Développement (IRD), Assistance Publique - Hôpitaux de Marseille (AP-HM), Microbes Evolution Phylogeny and Infections (MEPHI), Marseille, France.
Pierre-Edouard FournierIHU Méditerranée Infection, Marseille, France; Aix-Marseille Université, Institut de Recherche pour le Développement (IRD), Assistance Publique - Hôpitaux de Marseille (AP-HM), Microbes Evolution Phylogeny and Infections (MEPHI), Marseille, France.
Bernard La ScolaIHU Méditerranée Infection, Marseille, France; Aix-Marseille Université, Institut de Recherche pour le Développement (IRD), Assistance Publique - Hôpitaux de Marseille (AP-HM), Microbes Evolution Phylogeny and Infections (MEPHI), Marseille, France.
Jean-Christophe LagierIHU Méditerranée Infection, Marseille, France; Aix-Marseille Université, Institut de Recherche pour le Développement (IRD), Assistance Publique - Hôpitaux de Marseille (AP-HM), Microbes Evolution Phylogeny and Infections (MEPHI), Marseille, France.
Didier RaoultIHU Méditerranée Infection, Marseille, France; Aix-Marseille Université, Institut de Recherche pour le Développement (IRD), Assistance Publique - Hôpitaux de Marseille (AP-HM), Microbes Evolution Phylogeny and Infections (MEPHI), Marseille, France. Electronic address: didier.raoult@gmail.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesSurveillance of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) genomic epidemiology led us to detect several variants since summer 2020. We report the recent spread of a new SARS-CoV-2 spike 501Y variant.

methodsSARS-CoV-2 sequences obtained from human nasopharyngeal samples by Illumina next-generation sequencing were analysed using Nextclade and an in-house Python script and were compared using BLASTn to the GISAID database. Phylogeny was investigated using the IQ-TREE software.

resultsWe identified that SARS-CoV-2 genomes from four patients diagnosed in our institute harboured a new set of amino acid substitutions including L18F, L452R, N501Y, A653V, H655Y, D796Y, G1219V ± Q677H. These spike N501Y genomes are the first of Nextstrain clade 19B. We obtained partial spike gene sequences of this genotype for an additional 43 patients. All patients infected with this genotype were diagnosed since mid-January 2021. We detected 42 other genomes of this genotype in GISAID, which were obtained from samples collected in December 2020 in four individuals and in 2021 in 38 individuals. The 89 sequences obtained in our institute or other laboratories originated from the Comoros archipelago, western European countries (mostly metropolitan France), Turkey and Nigeria.

conclusionThese findings warrant further studies to investigate the spread, epidemiological and clinical features, and sensitivity to immune responses of this variant.

Indexed as

Amino Acid SubstitutionCOVID-19FranceHigh-Throughput Nucleotide SequencingHumansModels, MolecularNasopharynxNigeriaPhylogenyProtein ConformationSARS-CoV-2Sequence Analysis, RNASpike Glycoprotein, CoronavirusTurkeySpike Glycoprotein, Coronavirusspike protein, SARS-CoV-2Coronavirus disease 2019EmergenceEpidemicN501YSevere acute respiratory syndrome coronavirus 2SpikeVariant

Identifiers

PMID33991677
PMCPMC8114812

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.