TuHURA Biosciences Discovery Research on Targeting the Delta Opioid Receptor (DOR) to Reprogram Myeloid-Derived Suppressor Cells (MDSCs) Selected for Oral Presentation at the 67th ASH Annual Meeting and Exposition
DOR Expression in MDSCs and TAMs: Research presented by TuHURA Biosciences reveals that the Delta Opioid Receptor (DOR) is expressed on tumor-associated myeloid-derived suppressor cells (MDSCs) and tumor-associated macrophages (TAMs), indicating a novel target for overcoming immunosuppression in cancer therapy.
Impact of DOR Inhibition: Inhibition of DOR has been shown to reprogram the immunosuppressive mechanisms of MDSCs and TAMs, potentially enhancing the effectiveness of cancer immunotherapies and addressing acquired resistance.
Upcoming Presentations at ASH: TuHURA will present findings at the 67th American Society of Hematology Annual Meeting, including an oral presentation on DOR's role in MDSCs and a poster on its effects on TAMs, highlighting the therapeutic potential of DOR antagonism.
TuHURA's Development Pipeline: The company is advancing its immuno-oncology technologies, including a Phase 3 trial for its lead product, IFx-2.0, and plans to develop bi-specific antibody drug conjugates targeting MDSCs to mitigate their immune-suppressing effects.
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TuHURA Biosciences Releases 1.54M Shares to Kintara CVR Holders Following Clinical Trial Success
- Clinical Trial Success: TuHURA Biosciences announced that Kintara's REM-001 clinical trial met its primary endpoint in ten metastatic cutaneous breast cancer patients, demonstrating safety and signs of clinical efficacy after eight weeks of follow-up, marking a significant advancement in cancer immunotherapy.
- Stock Release Milestone: Following the terms of the Contingent Value Rights Agreement dated October 18, 2024, TuHURA will release 1,539,958 shares of common stock to legacy Kintara stockholders, reflecting the company's commitment to its shareholders and enhancing market confidence.
- Rapid Distribution Plan: The shares are expected to be distributed to CVR holders within the next ten business days, and this swift allocation is likely to bolster investor confidence in TuHURA's future growth prospects.
- Strategic Development Focus: TuHURA is developing novel immunotherapies to overcome resistance to cancer treatments, with ongoing clinical trials for products like IFx-2.0 and TBS-2025, further solidifying its position in the biopharmaceutical industry.

TuHURA Biosciences Advances Phase 3 Trial of IFx-2.0 for Merkel Cell Carcinoma
- Phase 3 Clinical Progress: TuHURA's IFx-2.0, as an adjunctive therapy to Keytruda®, has initiated its Phase 3 trial under a Special Protocol Assessment with the FDA, targeting enrollment completion by Q4 2026, marking a significant milestone in treating advanced Merkel cell carcinoma.
- Funding Support: The company recently secured $15.6 million in equity financing, providing a cash runway to achieve multiple key milestones across its three development programs, reflecting market confidence in its innovative treatment solutions.
- Symposium Insights: At the mini KOL symposium on December 5, 2025, experts expressed strong support for the potential of combining TBS-2025 with a menin inhibitor in NPM1 mutated relapsed/refractory AML, highlighting significant unmet medical needs in this area.
- Future Outlook: Management anticipates completing enrollment for IFx-2.0 in 2026 and plans to present preliminary data at scientific conferences, further solidifying the company's leadership position in the field of cancer immunotherapy.






