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September 10, 2025Scientific ReportsOpen Access

Analysis of the prevalence, spread, and mutation patterns of SARS-CoV-2 variants: data from COVID-19 testing expansion strategy study in salvador, Northeast Brazil

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Authors

ADAnna Carolina Saúde DantasHOHellen Braga Martins OliveiraTPTaiana Tainá Silva Pereira

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Overview

Observational analysis revealed variant spread patterns in Salvador, suggesting localized transmission dynamics.

Key Points

  • SARS-CoV-2 showed localized spread with variant introductions primarily linked to inter-city travel.
  • The prevalence of Omicron subvariants included BA.5 at 32.6% and BQ.1 at 26.3%, indicating diverse mutations.
  • Bioinformatics analysis using Oxford Nanopore MinION technology assessed genomic epidemiology over an 11-month period.
  • Findings highlight the importance of tracking variant mutations to enhance COVID-19 response strategies.

Cite This Study

Dantas et al. (2025) studied this question.

synapsesocial.com/papers/68c1d7e354b1d3bfb60f9b15https://doi.org/10.1038/s41598-025-17691-x
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Also Consider

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