Testing a new drug for safety in prostate cancer patients

Phase 1 First in Human Trial to Assess Safety and Tolerability of the Novel ACK1 Inhibitor (R)-9b in Patients with Prostate Cancer

NIH-funded research Washington University · NIH-10978965

This study is looking at a new drug called (R)-9b to see if it's safe and how well it works for men with advanced prostate cancer that hasn't responded to other treatments, and it hopes to help boost the immune system to fight the cancer better.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionWashington University NIH-funded
Lab location1 site (Saint Louis, United States)
Project IDNIH-10978965 on NIH RePORTER

What this research studies

This research investigates the safety and tolerability of a new drug called (R)-9b, designed to inhibit a specific protein (ACK1) that plays a role in prostate cancer progression. The study will involve patients with advanced prostate cancer who have not responded to standard treatments. Participants will receive the drug and be monitored for any side effects, as well as for its ability to activate the immune system against cancer cells. The research aims to provide insights into how this new treatment could improve outcomes for patients with resistant forms of prostate cancer.

Who could benefit from this research

Good fit: Ideal candidates for this research are men diagnosed with advanced prostate cancer, particularly those who have developed resistance to current therapies.

Not a fit: Patients with early-stage prostate cancer or those who have not yet undergone treatment may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to a new treatment option that enhances the immune response against prostate cancer, potentially improving survival rates.

How similar studies have performed: Other research has shown promising results with similar approaches targeting immune modulation in cancer treatment, suggesting potential for success in this novel application.

Where this research is happening

Saint Louis, 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.