Improving treatments for BRCA-related cancers

Targeting base damage repair in BRCA-mutant cancers

NIH-funded research Washington University · NIH-11132809

This research explores new ways to make treatments more effective and reduce side effects for people with BRCA-mutant ovarian and breast cancers.

Quick facts

Grant typeR37 grant
Study typeNIH-funded research
Funding institutionWashington University NIH-funded
Lab location1 site (Saint Louis, United States)
Project IDNIH-11132809 on NIH RePORTER

What this research studies

Current treatments for BRCA-mutant ovarian and breast cancers, called PARP inhibitors, often face challenges like drug resistance and unwanted side effects. Our team and others recently discovered that when a specific enzyme, ALC1, is missing, BRCA-mutant cancer cells become much more sensitive to PARP inhibitors, even at very low doses. This also helps overcome resistance to these therapies. This project aims to understand exactly how ALC1 loss makes cancer cells more vulnerable to PARP inhibitors. By uncovering these mechanisms, we hope to develop better strategies to improve PARP inhibitor therapy for patients.

Who could benefit from this research

Good fit: This research is most relevant to patients with BRCA-mutant ovarian and breast cancers who may experience resistance to current PARP inhibitor treatments.

Not a fit: Patients whose cancers are not BRCA-mutant or who are not treated with PARP inhibitors may not directly benefit from this specific research.

Why it matters

Potential benefit: If successful, this work could lead to new treatment strategies that make existing therapies more effective, reduce side effects, and overcome drug resistance for patients with BRCA-mutant cancers.

How similar studies have performed: This approach builds on recent findings by the researchers and others, suggesting a novel pathway to improve PARP inhibitor effectiveness.

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.