Why some prostate cancers respond to B7‑H3 targeted therapy

Dissecting mechanisms of sensitivity to B7-H3 (CD276)-targeted therapeutics in prostate cancer (PC)

NIH-funded research University of Minnesota · NIH-11294317

Looking at whether androgen receptor activity explains why B7‑H3 therapies help men with advanced, treatment‑resistant prostate cancer.

Quick facts

Grant typeR37 grant
Study typeNIH-funded research
Funding institutionUniversity of Minnesota NIH-funded
Lab location1 site (Minneapolis, United States)
Project IDNIH-11294317 on NIH RePORTER

What this research studies

This project looks at tumor samples and lab models to understand how the androgen receptor and its partners control B7‑H3, a protein found on prostate cancer cells. Researchers will use single‑cell RNA sequencing to find which cells and gene programs are linked to response to B7‑H3 targeted treatments. They will also test how commonly used androgen‑blocking drugs change tumor sensitivity to B7‑H3 therapies. The work combines patient tumor samples, computational analyses, and laboratory experiments to find markers that predict benefit and ways to overcome resistance.

Who could benefit from this research

Good fit: Men with metastatic prostate cancer that has become resistant to androgen receptor‑targeting therapies, especially those eligible for B7‑H3–targeted treatment or willing to provide tumor samples, are the most relevant candidates.

Not a fit: People with early‑stage prostate cancer or tumors that do not express B7‑H3 are unlikely to see a direct benefit from this project.

Why it matters

Potential benefit: Could help predict which patients will benefit from B7‑H3 therapies and suggest combination approaches to overcome treatment resistance.

How similar studies have performed: A recent phase II trial reported improved outcomes in about 66% of patients treated with B7‑H3 agents, but the biological reasons for that benefit remain unclear.

Where this research is happening

Minneapolis, 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.