USP18-Based Negative Feedback Control Is Induced by Type I and Type III Interferons and Specifically Inactivates Interferon α Response Differential Desensitization to Type I Interferons
2011

Understanding How Interferons Induce Immune Response Desensitization

publication Evidence: moderate

Author Information

Author(s): François-Newton Véronique, Magno de Freitas Almeida Gabriel, Payelle-Brogard Béatrice, Monneron Danièle, Pichard-Garcia Lydiane, Piehler Jacob, Pellegrini Sandra, Uzé Gilles

Primary Institution: Institut Pasteur, Cytokine Signaling Unit, Centre National de la Recherche Scientifique, Unité de Recherche Associée 1961, Paris, France

Hypothesis

How does interferon-induced desensitization integrate into the signaling network of type I and type III interferons?

Conclusion

The study reveals that type I and type III interferons can induce a long-lasting desensitization state in cells, particularly affecting their response to IFN α subtypes while preserving sensitivity to IFN β.

Supporting Evidence

  • Type I and type III interferons induce a desensitization state in cells.
  • Primed cells retain sensitivity to IFN β while becoming less responsive to IFN α.
  • USP18 is necessary for the differential desensitization observed.

Takeaway

When cells are exposed to certain interferons, they can become less responsive to some types of these signals, which is important for understanding how our immune system works.

Methodology

The study involved priming cells with different types of interferons and measuring their response to subsequent interferon stimulation through various assays.

Digital Object Identifier (DOI)

10.1371/journal.pone.0022200

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