Targeting TBK1 to overcome resistance to cancer immunotherapy
- Nature. 2023 Jan 12. doi: 10.1038/s41586-023-05704-6.
- 1. Massachusetts General Hospital Cancer Center, Department of Medicine, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA.
- 2. Broad Institute of MIT and Harvard, Cambridge, MA, USA.
- 3. Laboratory of Systems Pharmacology, Harvard Program in Therapeutic Sciences, Harvard Medical School, Boston, MA, USA.
- 4. Department of Medical Oncology, Dana-Farber Cancer Institute, Boston, MA, USA.
- 5. Department of Biological Engineering, Massachusetts Institute of Technology, Cambridge, MA, USA.
- 6. Department of Cell Biology and Cancer Science, Rappaport Faculty of Medicine, Institute of Technology, Technion, Haifa, Israel.
- 7. Division of Surgical Oncology, Department of Surgery, Massachusetts General Hospital Cancer Center, Harvard Medical School, Boston, MA, USA.
- 8. Molecular and Integrative Physiological Sciences Program, Harvard School of Public Health, Boston, MA, USA.
- 9. John B. Little Center for Radiation Sciences, Harvard School of Public Health, Boston, MA, USA.
- 10. Molecular and Cellular Oncogenesis Program, The Wistar Institute, Philadelphia, PA, USA.
- 11. Preston Robert Tisch Brain Tumor Center, Department of Neurosurgery, Department of Pathology, Duke University School of Medicine, Durham, NC, USA.
- 12. Moores Cancer Center, Center for Novel Therapeutics and Department of Medicine, UC San Diego, La Jolla, CA, USA.
- 13. Cutaneous Biology Research Center, Department of Dermatology, Massachusetts General Hospital and Harvard Medical School, Boston, MA, USA.
- 14. Center for Systems Biology, Massachusetts General Hospital, Boston, MA, USA.
- 15. Department of Dermatology, Massachusetts General Hospital and Harvard Medical School, Boston, MA, USA.
- 16. Division of Biostatistics, Department of Data Sciences, Dana-Farber Cancer Institute, Boston, MA, USA.
- 17. Department of Pathology, Massachusetts General Hospital, Boston, MA, USA.
- 18. Gilead Sciences, Foster City, CA, USA.
- 19. Belfer Center for Applied Cancer Science, Dana-Farber Cancer Institute, Boston, MA, USA.
- 20. Xsphera Biosciences, Boston, MA, USA.
- 21. Massachusetts General Hospital Cancer Center, Department of Medicine, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA. [email protected].
- 22. Broad Institute of MIT and Harvard, Cambridge, MA, USA. [email protected].
- 23. Laboratory of Systems Pharmacology, Harvard Program in Therapeutic Sciences, Harvard Medical School, Boston, MA, USA. [email protected].
Despite the success of PD-1 blockade in melanoma and Other cancers, effective treatment strategies to overcome resistance to Cancer Immunotherapy are lacking1,2. We identified the innate immune kinase TANK-binding kinase 1 (TBK1)3 as a candidate immune evasion gene in a pooled genetic screen4. Using a suite of genetic and pharmacologic tools across multiple experimental model systems, we confirm a role for TBK1 as an immune evasion gene. Targeting TBK1 enhances response to PD-1 blockade by lowering the cytotoxicity threshold to effector cytokines (TNFα/IFNγ). TBK1 inhibition in combination with PD-1 blockade also demonstrated efficacy using patient-derived tumour models, with concordant findings in matched patient-derived organotypic tumour spheroids (PDOTS) and matched patient-derived organoids (PDOs). Tumour cells lacking TBK1 are primed to undergo RIPK- and caspase-dependent cell death in response to TNFα/IFNγ in a JAK/STAT-dependent manner. Taken together, our results demonstrate that targeting TBK1 is a novel and effective strategy to overcome resistance to Cancer Immunotherapy.
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Cat. No.Product NameDescriptionTargetResearch Area
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Research Areas: Cancer
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target: IKK
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Research Areas: Cancer
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target: RIP kinase