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Which COVID studies pose a biohazard? Lack of clarity hampers research

Controversy surrounding a study that involved modifying the SARS-CoV-2 virus has prompted researchers to call for better guidance from funders.
By
  1. Ewen Callaway
  2. Max Kozlov
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When researchers at Boston University (BU) in Massachusetts inserted a gene from the Omicron variant of SARS-CoV-2 into a strain of the virus from the beginning of the pandemic, they were trying to understand why Omicron causes mild disease.

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Nature 611, 17-18 (2022)

doi: https://doi.org/10.1038/d41586-022-03344-w

References

  1. Chen, D.-Y. et al. Preprint at bioRxiv https://doi.org/10.1101/2022.10.13.512134 (2022).

  2. Iketani, S. et al. Preprint at bioRxiv https://doi.org/10.1101/2022.08.07.499047 (2022).

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