Abstract
Dendritic cells (DCs) control the balance between effector T cells and regulatory T cells in vivo. Hence, the study of DCs might identify mechanisms of disease pathogenesis and guide new therapeutic approaches for disorders mediated by the immune system. We found that interleukin 27 (IL-27) signaling in mouse DCs limited the generation of effector cells of the T H 1 and T H 17 subsets of helper T cells and the development of experimental autoimmune encephalomyelitis (EAE). The effects of IL-27 were mediated at least in part through induction of the immunoregulatory molecule CD39 in DCs. IL-27-induced CD39 decreased the extracellular concentration of ATP and downregulated nucleotide-dependent activation of the NLRP3 inflammasome. Finally, therapeutic vaccination with IL-27-conditioned DCs suppressed established relapsing-remitting EAE. Thus, IL-27 signaling in DCs limited pathogenic T cell responses and the development of autoimmunity.
| Original language | English |
|---|---|
| Pages (from-to) | 1054-1063 |
| Number of pages | 10 |
| Journal | Nature Immunology |
| Volume | 14 |
| Issue number | 10 |
| DOIs | |
| State | Published - Oct 2013 |
Bibliographical note
Funding Information:We thank A. Sharpe (Harvard Medical School) for PD-L1 deficient mice; D.J. Pinsky (University of Michigan Health Systems) for the Entpd1 promoter reporter; and D. Frank (Dana-Farber Cancer Institute, Boston) for vectors encoding constitutively active STAT3 and STAT1. Supported by the US National Institutes of Health (AI075285 and AI093903 to F.J.Q.) and the National Multiple Sclerosis Society (RG4111A1 to F.J.Q.).
Funding
We thank A. Sharpe (Harvard Medical School) for PD-L1 deficient mice; D.J. Pinsky (University of Michigan Health Systems) for the Entpd1 promoter reporter; and D. Frank (Dana-Farber Cancer Institute, Boston) for vectors encoding constitutively active STAT3 and STAT1. Supported by the US National Institutes of Health (AI075285 and AI093903 to F.J.Q.) and the National Multiple Sclerosis Society (RG4111A1 to F.J.Q.).
| Funders | Funder number |
|---|---|
| National Institutes of Health | AI075285, AI093903 |
| National Cancer Institute | R21CA164970 |
| National Multiple Sclerosis Society | RG4111A1 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 3 Good Health and Well-being
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