| Autor: |
A. Justin Rucker, Christa S. Park, Qi Jing Li, E. Ashley Moseman, Francis Ka-Ming Chan |
| Jazyk: |
angličtina |
| Rok vydání: |
2024 |
| Předmět: |
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| Zdroj: |
Cell Death and Disease, Vol 15, Iss 6, Pp 1-12 (2024) |
| Druh dokumentu: |
article |
| ISSN: |
2041-4889 |
| DOI: |
10.1038/s41419-024-06801-8 |
| Popis: |
Abstract Necroptosis is an inflammatory form of cell suicide that critically depends on the kinase activity of Receptor Interacting Protein Kinase 3 (RIPK3). Previous studies showed that immunization with necroptotic cells conferred protection against subsequent tumor challenge. Since RIPK3 can also promote apoptosis and NF-κB-dependent inflammation, it remains difficult to determine the contribution of necroptosis-associated release of damage-associated molecular patterns (DAMPs) in anti-tumor immunity. Here, we describe a system that allows us to selectively induce RIPK3-dependent necroptosis or apoptosis with minimal NF-κB-dependent inflammatory cytokine expression. In a syngeneic tumor challenge model, immunization with necroptotic cells conferred superior protection against subsequent tumor challenge. Surprisingly, this protective effect required CD4+ T cells rather than CD8+ T cells and is dependent on host type I interferon signaling. Our results provide evidence that death-dependent type I interferon production following necroptosis is sufficient to elicit protective anti-tumor immunity. |
| Databáze: |
Directory of Open Access Journals |
| Externí odkaz: |
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