Using vesicular stomatitis virus as a platform for directed protease evolution
2024

Using VSV for Protease Evolution

publication Evidence: moderate

Author Information

Author(s): Francesco Costacurta, Stefanie Rauch, Dorothee von Laer, Emmanuel Heilmann

Primary Institution: Medical University of Innsbruck

Hypothesis

Can vesicular stomatitis virus (VSV) be used as a safe platform for studying antiviral resistance mutations?

Conclusion

The protocol allows for the safe selection of antiviral resistance mutations using VSV without the need for actual pandemic viruses.

Supporting Evidence

  • VSV is a harmless virus that can be used to study resistance without the risk of using dangerous pathogens.
  • The protocol allows for high-throughput sequencing of resistance mutations.
  • Using VSV helps avoid gain-of-function research concerns associated with pandemic viruses.

Takeaway

This study shows how scientists can use a harmless virus to learn about how other viruses might resist medicines, helping to keep people safe.

Methodology

The study presents a protocol for using VSV to select for antiviral resistance mutations by replacing parts of its genome with transgenes from other viruses.

Limitations

The study does not address the potential for unintended consequences of using a surrogate virus.

Digital Object Identifier (DOI)

10.1002/cpz1.70074

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