Targeting a key protein involved in DNA damage response for cancer therapy

Targeting the DNA Damage Response sensor Replication Protein A for first inclass cancer therapy

NIH-funded research Nerx Biosciences, INC. · NIH-10918816

This study is exploring a new cancer treatment that aims to make cancer cells more vulnerable by blocking a protein called RPA, which helps them survive when their DNA is damaged, and it's designed for patients with tumors that have trouble repairing their DNA.

Quick facts

Grant typeSbir 2 grant
Study typeNIH-funded research
Funding institutionNerx Biosciences, INC. NIH-funded
Lab location1 site (Indianapolis, United States)
Project IDNIH-10918816 on NIH RePORTER

What this research studies

This research focuses on developing a new cancer therapy that targets the DNA Damage Response (DDR) by specifically inhibiting a protein called replication protein A (RPA). RPA plays a crucial role in recognizing DNA damage and is essential for cancer cell survival, especially in tumors with genetic defects in DNA repair pathways. By targeting RPA, the research aims to exploit vulnerabilities in cancer cells that rely on DDR for their survival, potentially leading to more effective treatments. The approach is novel as it intervenes earlier in the DDR process compared to existing therapies, which typically target downstream proteins.

Who could benefit from this research

Good fit: Ideal candidates for this research are patients with cancers that exhibit reliance on DNA damage response mechanisms, particularly those with known genetic defects in DNA repair pathways.

Not a fit: Patients with cancers that do not rely on DNA damage response mechanisms or those with advanced-stage cancers that have exhausted treatment options may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to a groundbreaking cancer therapy that more effectively targets and kills cancer cells while sparing healthy cells.

How similar studies have performed: Previous research has shown success with therapies targeting other components of the DNA damage response, indicating potential for this novel approach to yield significant results.

Where this research is happening

Indianapolis, 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.
Conditions Cancer PatientCancer TreatmentCancers
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.