Inferring effects of mutations on SARS-CoV-2 transmission from genomic surveillance data

Abstract New and more transmissible variants of SARS-CoV-2 have arisen multiple times over the course of the pandemic. Rapidly identifying mutations that affect transmission could improve our understanding of viral biology and highlight new variants that warrant further study. Here we develop a gene...

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Main Authors: Brian Lee, Ahmed Abdul Quadeer, Muhammad Saqib Sohail, Elizabeth Finney, Syed Faraz Ahmed, Matthew R. McKay, John P. Barton
Format: Article
Language:English
Published: Nature Portfolio 2025-01-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-024-55593-0
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author Brian Lee
Ahmed Abdul Quadeer
Muhammad Saqib Sohail
Elizabeth Finney
Syed Faraz Ahmed
Matthew R. McKay
John P. Barton
author_facet Brian Lee
Ahmed Abdul Quadeer
Muhammad Saqib Sohail
Elizabeth Finney
Syed Faraz Ahmed
Matthew R. McKay
John P. Barton
author_sort Brian Lee
collection DOAJ
description Abstract New and more transmissible variants of SARS-CoV-2 have arisen multiple times over the course of the pandemic. Rapidly identifying mutations that affect transmission could improve our understanding of viral biology and highlight new variants that warrant further study. Here we develop a generic, analytical epidemiological model to infer the transmission effects of mutations from genomic surveillance data. Applying our model to SARS-CoV-2 data across many regions, we find multiple mutations that substantially affect the transmission rate, both within and outside the Spike protein. The mutations that we infer to have the largest effects on transmission are strongly supported by experimental evidence from prior studies. Importantly, our model detects lineages with increased transmission even at low frequencies. As an example, we infer significant transmission advantages for the Alpha, Delta, and Omicron variants shortly after their appearances in regional data, when they comprised only around 1-2% of sample sequences. Our model thus facilitates the rapid identification of variants and mutations that affect transmission from genomic surveillance data.
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spelling doaj-art-5ab0f878fac2476cb934989be98203af2025-01-12T12:30:26ZengNature PortfolioNature Communications2041-17232025-01-0116111310.1038/s41467-024-55593-0Inferring effects of mutations on SARS-CoV-2 transmission from genomic surveillance dataBrian Lee0Ahmed Abdul Quadeer1Muhammad Saqib Sohail2Elizabeth Finney3Syed Faraz Ahmed4Matthew R. McKay5John P. Barton6Department of Physics and Astronomy, University of California, RiversideDepartment of Electronic and Computer Engineering, Hong Kong University of Science and TechnologyDepartment of Electronic and Computer Engineering, Hong Kong University of Science and TechnologyDepartment of Physics and Astronomy, University of California, RiversideDepartment of Electronic and Computer Engineering, Hong Kong University of Science and TechnologyDepartment of Electronic and Computer Engineering, Hong Kong University of Science and TechnologyDepartment of Physics and Astronomy, University of California, RiversideAbstract New and more transmissible variants of SARS-CoV-2 have arisen multiple times over the course of the pandemic. Rapidly identifying mutations that affect transmission could improve our understanding of viral biology and highlight new variants that warrant further study. Here we develop a generic, analytical epidemiological model to infer the transmission effects of mutations from genomic surveillance data. Applying our model to SARS-CoV-2 data across many regions, we find multiple mutations that substantially affect the transmission rate, both within and outside the Spike protein. The mutations that we infer to have the largest effects on transmission are strongly supported by experimental evidence from prior studies. Importantly, our model detects lineages with increased transmission even at low frequencies. As an example, we infer significant transmission advantages for the Alpha, Delta, and Omicron variants shortly after their appearances in regional data, when they comprised only around 1-2% of sample sequences. Our model thus facilitates the rapid identification of variants and mutations that affect transmission from genomic surveillance data.https://doi.org/10.1038/s41467-024-55593-0
spellingShingle Brian Lee
Ahmed Abdul Quadeer
Muhammad Saqib Sohail
Elizabeth Finney
Syed Faraz Ahmed
Matthew R. McKay
John P. Barton
Inferring effects of mutations on SARS-CoV-2 transmission from genomic surveillance data
Nature Communications
title Inferring effects of mutations on SARS-CoV-2 transmission from genomic surveillance data
title_full Inferring effects of mutations on SARS-CoV-2 transmission from genomic surveillance data
title_fullStr Inferring effects of mutations on SARS-CoV-2 transmission from genomic surveillance data
title_full_unstemmed Inferring effects of mutations on SARS-CoV-2 transmission from genomic surveillance data
title_short Inferring effects of mutations on SARS-CoV-2 transmission from genomic surveillance data
title_sort inferring effects of mutations on sars cov 2 transmission from genomic surveillance data
url https://doi.org/10.1038/s41467-024-55593-0
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