POU2F3-positive tuft cell–like cancers

Biology and vulnerabilities of POU2F3+ tuft cell-like carcinomas

NIH-funded research Cold Spring Harbor Laboratory · NIH-11321690

Researchers will look for what makes a rare tumor called POU2F3-positive tuft cell–like carcinoma grow and identify weak spots that could be targeted by future treatments.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionCold Spring Harbor Laboratory NIH-funded
Lab location1 site (Cold Spring Harbor, United States)
Project IDNIH-11321690 on NIH RePORTER

What this research studies

This project focuses on a newly recognized lineage of cancers defined by the POU2F3 protein and will compare these tumors to other cancer types to find what makes them unique. Scientists will study tumor samples and laboratory models to map the molecular partners of POU2F3, including coactivators OCA-T1/OCA-T2, and to reveal pathways that the cancer depends on. The team will use biochemical, genomic, and cellular experiments to test which molecular features create vulnerabilities that drugs could exploit. Findings are intended to guide development of targeted therapies for patients with POU2F3-positive tumors.

Who could benefit from this research

Good fit: Patients whose tumors test positive for POU2F3 or are diagnosed as tuft cell–like carcinomas would be the most relevant candidates to provide samples or be considered for future trials informed by this research.

Not a fit: Patients with cancers that do not express POU2F3 or with unrelated tumor types are unlikely to receive direct benefit from this project.

Why it matters

Potential benefit: If successful, this work could point to new drug targets and lead to treatments tailored for patients with POU2F3-positive tuft cell–like cancers.

How similar studies have performed: Targeting master regulator proteins has led to effective therapies in other cancers (for example, androgen receptor antagonists), but directly targeting POU2F3-driven biology is a newer and largely untested approach.

Where this research is happening

Cold Spring Harbor, 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.