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A blood marker predicts who gets ‘breakthrough’ COVID

Real-world evidence from a medical centre links high levels of potent antibodies after vaccination to a reduced risk of infection.
  1. Smriti Mallapaty

    1. Smriti Mallapaty is a senior reporter in Sydney, Australia.

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People fully vaccinated against COVID-19 are less likely to become infected with the coronavirus if they have relatively high levels of virus-blocking antibodies, according to a study of thousands of health-care workers who received the Pfizer–BioNTech jab1.

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doi: https://doi.org/10.1038/d41586-021-02096-3

References

  1. Bergwerk, M. et al. N. Engl. J. Med. https://doi.org/10.1056/NEJMoa2109072 (2021).

    Article  Google Scholar 

  2. Feng, S. et al. Preprint at medRxiv https://doi.org/10.1101/2021.06.21.21258528 (2021).

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