DeepSARS: simultaneous diagnostic detection and genomic surveillance of SARS-CoV-2

Alexander Yermanos*, Kai-Lin Hong, Andreas Agrafiotis, Jiami Han, Sarah Nadeau, Cecilia Valenzuela, Asli Azizoglu, Roy Ehling, Beichen Gao, Michael Spahr, Daniel Neumeier, Ching-Hsiang Chang, Andreas Dounas, Ezequiel Petrillo, Ina Nissen, Elodie Burcklen, Mirjam Feldkamp, Christian Beisel, Annette Oxenius, Miodrag SavicTanja Stadler, Fabian Rudolf*, Sai T Reddy*

*Corresponding author for this work

Research output: Contribution to journalArticleAcademicpeer-review

Abstract

Background: The continued spread of SARS-CoV-2 and emergence of new variants with higher transmission rates and/or partial resistance to vaccines has further highlighted the need for large-scale testing and genomic surveillance. However, current diagnostic testing (e.g., PCR) and genomic surveillance methods (e.g., whole genome sequencing) are performed separately, thus limiting the detection and tracing of SARS-CoV-2 and emerging variants. Results: Here, we developed DeepSARS, a high-throughput platform for simultaneous diagnostic detection and genomic surveillance of SARS-CoV-2 by the integration of molecular barcoding, targeted deep sequencing, and computational phylogenetics. DeepSARS enables highly sensitive viral detection, while also capturing genomic diversity and viral evolution. We show that DeepSARS can be rapidly adapted for identification of emerging variants, such as alpha, beta, gamma, and delta strains, and profile mutational changes at the population level. Conclusions: DeepSARS sets the foundation for quantitative diagnostics that capture viral evolution and diversity. Graphical abstract: DeepSARS uses molecular barcodes (BCs) and multiplexed targeted deep sequencing (NGS) to enable simultaneous diagnostic detection and genomic surveillance of SARS-CoV-2. Image was created using Biorender.com.[Figure not available: see fulltext.]

Original languageEnglish
Article number289
JournalBMC Genomics
Volume23
Issue number1
DOIs
Publication statusPublished - 11 Apr 2022
Externally publishedYes

Keywords

  • COVID-19/diagnosis
  • Genomics
  • Humans
  • Mutation
  • SARS-CoV-2/genetics
  • Whole Genome Sequencing

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