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Immunology

Exhausted T cells perk up

During persistent infections, the immune cells responsible for killing infected cells and maintaining inflammation gradually stop functioning, allowing the pathogen to thrive. But can this process be reversed?

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Figure 1: Reviving exhausted T cells.

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Williams, M., Bevan, M. Exhausted T cells perk up. Nature 439, 669–670 (2006). https://doi.org/10.1038/439669a

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