Evidence map›Paper›PMID 33275900›Full record

ArticleCell2021

Evaluating the Effects of SARS-CoV-2 Spike Mutation D614G on Transmissibility and Pathogenicity.

Erik Volz, Verity Hill, John T McCrone, Anna Price, David Jorgensen, Áine O'Toole, Joel Southgate, Robert Johnson, Ben Jackson, Fabricia F Nascimento and 22 more

Abstract read
In one paragraph

Article in Cell, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 662 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
662citing papers in PubMed, 1 pooled it
–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

662 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  12. Biological causes and impacts of rugged tree landscapes in phylodynamic inference.Proceedings of the National Academy of Sciences of the United States of America · 2026
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602 more citing papers are in PubMed but not listed here.

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

32 authors.

Erik VolzMRC Centre for Global Infectious Disease Analysis, School of Public Health, Imperial College London, London, UK. Electronic address: e.volz@imperial.ac.uk.
Verity HillInstitute of Evolutionary Biology, University of Edinburgh, Edinburgh, UK.
John T McCroneInstitute of Evolutionary Biology, University of Edinburgh, Edinburgh, UK.
Anna PriceSchool of Biosciences, Cardiff University, Cardiff, UK.
David JorgensenMRC Centre for Global Infectious Disease Analysis, School of Public Health, Imperial College London, London, UK.
Áine O'TooleInstitute of Evolutionary Biology, University of Edinburgh, Edinburgh, UK.
Joel SouthgateSchool of Biosciences, Cardiff University, Cardiff, UK; Pathogen Genomics Unit, Public Health Wales NHS Trust, Cardiff, UK.
Robert JohnsonMRC Centre for Global Infectious Disease Analysis, School of Public Health, Imperial College London, London, UK.
Ben JacksonInstitute of Evolutionary Biology, University of Edinburgh, Edinburgh, UK.
Fabricia F NascimentoMRC Centre for Global Infectious Disease Analysis, School of Public Health, Imperial College London, London, UK.
Sara M ReyPathogen Genomics Unit, Public Health Wales NHS Trust, Cardiff, UK.
Samuel M NichollsInstitute of Microbiology and Infection, University of Birmingham, Birmingham, UK.
Rachel M ColquhounInstitute of Evolutionary Biology, University of Edinburgh, Edinburgh, UK.
Ana da Silva FilipeMRC-University of Glasgow Centre for Virus Research, Glasgow, UK.
James ShepherdMRC-University of Glasgow Centre for Virus Research, Glasgow, UK.
David J PascallInstitute of Biodiversity, Animal Health and Comparative Medicine, Boyd Orr Centre for Population and Ecosystem Health, University of Glasgow, Glasgow, UK.
Rajiv ShahMRC-University of Glasgow Centre for Virus Research, Glasgow, UK.
Natasha JesudasonMRC-University of Glasgow Centre for Virus Research, Glasgow, UK.
Kathy LiMRC-University of Glasgow Centre for Virus Research, Glasgow, UK.
Ruth JarrettMRC-University of Glasgow Centre for Virus Research, Glasgow, UK.
Nicole PacchiariniPathogen Genomics Unit, Public Health Wales NHS Trust, Cardiff, UK.
Matthew BullPathogen Genomics Unit, Public Health Wales NHS Trust, Cardiff, UK.
Lily GeidelbergMRC Centre for Global Infectious Disease Analysis, School of Public Health, Imperial College London, London, UK.
Igor SiveroniMRC Centre for Global Infectious Disease Analysis, School of Public Health, Imperial College London, London, UK.
COG-UK Consortiumhttps://www.cogconsortium.uk/.
Ian GoodfellowDepartment of Pathology, University of Cambridge, Cambridge, UK.
Nicholas J LomanInstitute of Microbiology and Infection, University of Birmingham, Birmingham, UK.
Oliver G PybusDepartment of Zoology, University of Oxford, Oxford, UK; Department of Pathobiology and Population Sciences, The Royal Veterinary College, London, UK.
David L RobertsonMRC-University of Glasgow Centre for Virus Research, Glasgow, UK.
Emma C ThomsonMRC-University of Glasgow Centre for Virus Research, Glasgow, UK.
Andrew RambautInstitute of Evolutionary Biology, University of Edinburgh, Edinburgh, UK. Electronic address: a.rambaut@ed.ac.uk.
Thomas R ConnorSchool of Biosciences, Cardiff University, Cardiff, UK; Pathogen Genomics Unit, Public Health Wales NHS Trust, Cardiff, UK; Quadram Institute Bioscience, Norwich, UK. Electronic address: connortr@cardiff.ac.uk.

Funding

Cancer Research UK 24430Medical Research Council MC_UU_12014/12Medical Research Council MC_UU_12014/3Medical Research Council MR/J014370/1Medical Research Council MR/M006212/1Medical Research Council MR/M501621/1Medical Research Council MR/S00291X/1Medical Research Council MR/S035362/1Wellcome Trust 204911/Z/16/Z
6 · The paper itself

Abstract

Global dispersal and increasing frequency of the SARS-CoV-2 spike protein variant D614G are suggestive of a selective advantage but may also be due to a random founder effect. We investigate the hypothesis for positive selection of spike D614G in the United Kingdom using more than 25,000 whole genome SARS-CoV-2 sequences. Despite the availability of a large dataset, well represented by both spike 614 variants, not all approaches showed a conclusive signal of positive selection. Population genetic analysis indicates that 614G increases in frequency relative to 614D in a manner consistent with a selective advantage. We do not find any indication that patients infected with the spike 614G variant have higher COVID-19 mortality or clinical severity, but 614G is associated with higher viral load and younger age of patients. Significant differences in growth and size of 614G phylogenetic clusters indicate a need for continued study of this variant.

Indexed as

Amino Acid SubstitutionAspartic AcidCOVID-19Genome, ViralGlycineHumansMutationSARS-CoV-2Spike Glycoprotein, CoronavirusUnited KingdomVirulenceWhole Genome SequencingAspartic AcidGlycineSpike Glycoprotein, Coronavirusspike protein, SARS-CoV-2COVID-19epidemiologyevolutionfounder effectSARS-CoV-2spike

Identifiers

PMID33275900
PMCPMC7674007

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.