How the protein ULK3 affects treatment‑sensitive and treatment‑resistant multiple myeloma

Role of ULK3 in Sensitive and Refractory Multiple Myeloma

NIH-funded research H. Lee Moffitt Cancer Ctr & Res Inst · NIH-11233147

This project tries new drugs that block ULK3 and BRD4 to help people with newly diagnosed or treatment‑resistant multiple myeloma.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionH. Lee Moffitt Cancer Ctr & Res Inst NIH-funded
Lab location1 site (Tampa, United States)
Project IDNIH-11233147 on NIH RePORTER

What this research studies

Researchers analyzed tumor cells taken from hundreds of patients and found the protein ULK3 is highly active in both new and treatment‑resistant myeloma. In the lab they are testing a compound called SG3 that blocks ULK3 and the cancer driver BRD4, and they are studying how this affects autophagy, a survival process myeloma cells use. Experiments use patient samples, cell models, and animal models to see whether blocking these pathways can overcome resistance to current drugs like proteasome inhibitors. The team hopes these lab findings could point to drug combinations worth testing in patients.

Who could benefit from this research

Good fit: People with multiple myeloma, especially those newly diagnosed or whose disease has become resistant to standard treatments like proteasome inhibitors, would be the main candidates.

Not a fit: Patients with other types of cancer, or whose myeloma is not driven by ULK3/BRD4 pathways or who cannot provide tumor samples, are unlikely to benefit from this specific work.

Why it matters

Potential benefit: If successful, this could lead to new drug combinations that overcome treatment resistance and improve outcomes for people with relapsed or refractory multiple myeloma.

How similar studies have performed: Proteasome inhibitors and BRD4 blockers have shown benefit but often face resistance, and targeting ULK3 is a newer, largely preclinical approach not yet proven in patients.

Where this research is happening

Tampa, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.