Understanding DNA replication stress in cancer

DNA replication stress in cancer

NIH-funded research Washington University · NIH-11046654

This study is looking at how gaps in DNA can affect the stability of genes and how certain breast cancers, especially those with BRCA1 and BRCA2 mutations, respond to treatments like PARP inhibitors, with the hope of finding better ways to help these cancers heal and improve treatment results.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionWashington University NIH-funded
Lab location1 site (Saint Louis, United States)
Project IDNIH-11046654 on NIH RePORTER

What this research studies

This research investigates how single-stranded DNA gaps affect genome stability and the sensitivity of certain cancers to treatments like PARP inhibitors. It focuses on cancers with mutations in the BRCA1 and BRCA2 genes, which are linked to breast cancer. By using advanced techniques such as electron microscopy and single-molecule DNA fiber analysis, the research aims to uncover the mechanisms behind DNA repair processes that are impaired in BRCA1-deficient cells. The goal is to identify ways to restore effective DNA repair in these cells, potentially improving treatment outcomes.

Who could benefit from this research

Good fit: Ideal candidates for this research are patients with breast cancer who have mutations in the BRCA1 or BRCA2 genes.

Not a fit: Patients without BRCA1 or BRCA2 mutations or those with other types of cancer may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved treatment strategies for patients with BRCA1 and BRCA2 mutations, enhancing their response to cancer therapies.

How similar studies have performed: Previous research has shown promising results in understanding DNA repair mechanisms in BRCA-deficient cancers, indicating that this approach has potential for success.

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.