NIH-funded research NIH-funded research

Targeting B7-H3 with TriKEs to treat metastatic prostate cancer

Official title: Targeting B7-H3 using tri-specific killer engagers (TriKE) to treat metastatic castration-resistant prostate cancer.

Funded at Mayo Clinic Rochester · NIH-11334072 · Data updated 2026-11-12

A Mayo Clinic team is testing a TriKE therapy that directs natural killer cells to attack metastatic prostate cancer in men.

More Prostate Cancer research and trials

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionMayo Clinic Rochester
NIH-funded
Lab location1 site (Rochester, United States)
Project startSeptember 18, 2026
Project endAugust 31, 2031
Funding year2026
Award (this year)$410,012
NIH project number1P50CA298941-01A1
Project IDNIH-11334072 on NIH RePORTER

Who could benefit from this research

Could help

Men with metastatic castration-resistant prostate cancer who are eligible for NK cell–focused immunotherapies.

Less likely to help

Some patients may not respond to TriKE therapy or may experience immune-related side effects.

What this research studies

This grant supports developing a trispecific killer engager (TriKE) that enhances NK cell activity against prostate cancer by targeting B7-H3 and providing IL-15–based stimulation. The approach builds on years of NK cell therapy research and aims to extend benefits beyond blood cancers into solid tumors like metastatic castration-resistant prostate cancer. If successful, it could offer a new, targeted patient treatment that mobilizes the body's own immune cells with potentially fewer side effects than conventional therapies.

Why it matters

Potential benefit: It could lead to a new immunotherapy option that helps kill prostate cancer cells more precisely.

How similar studies have gone: Past NK cell therapies have shown promise in blood cancers; this TriKE approach builds on positive signals but is still undergoing early testing.

Where this research is happening

  • Mayo Clinic Rochester
    Rochester, United States
    Active

Researchers

  • Principal investigator: Miller, Jeffrey S. — Mayo Clinic Rochester
  • Study coordinator: Miller, Jeffrey S.

Related research

Other NIH-funded projects on the same topics.

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.
Last reviewed 2026-11-14 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.