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  • RESEARCH HIGHLIGHT

Genetic variant powers up immune cells that remember SARS-CoV-2

People with a specific variant had more active thymus glands, which produce immune cells that fight off infection.
Resting T lymphocytes, SEM.

A genetic variant has been linked to higher levels of T cells (artificially coloured) in people hospitalized with COVID-19. Credit: Steve Gschmeissner/SPL

A study of people with severe COVID-19 found that those with a simple genetic variant had unusually high levels of infection-fighting immune cells in their blood — even six months after the infection1.

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Nature 622, 11 (2023)

doi: https://doi.org/10.1038/d41586-023-03009-2

References

  1. Roux, H. M. et al. Sci. Adv. 9, eadh7969 (2023).

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