Improving radiation treatment for rectal cancer by targeting low oxygen levels in tumors

Tumor-Selective Radiosensitization by Targeting Hypoxia in Rectal Cancer

NIH-funded research Beckman Research Institute/city of Hope · NIH-11046402

This study is looking at how a special FDA-approved drug can help make radiation therapy work better for people with locally advanced rectal cancer by improving oxygen levels in tumors, with the hope that more patients can avoid surgery or have better results.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionBeckman Research Institute/city of Hope NIH-funded
Lab location1 site (Duarte, United States)
Project IDNIH-11046402 on NIH RePORTER

What this research studies

This research focuses on enhancing the effectiveness of radiation therapy for patients with locally advanced rectal cancer by addressing the issue of tumor hypoxia, which can make tumors resistant to treatment. The approach involves using an FDA-approved drug that inhibits mitochondrial oxygen consumption to sensitize tumor cells to radiation. By improving the response rates to radiation therapy, the goal is to increase the number of patients who can avoid surgery or achieve better outcomes. Patients will be monitored through imaging and assessments to evaluate their response to this innovative treatment.

Who could benefit from this research

Good fit: Ideal candidates for this research are patients diagnosed with locally advanced rectal cancer who are undergoing or have completed chemotherapy and radiation therapy.

Not a fit: Patients with rectal cancer who are not eligible for chemotherapy or radiation therapy may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved treatment outcomes for rectal cancer patients, potentially allowing more individuals to avoid surgery.

How similar studies have performed: Previous research has shown promise in targeting tumor hypoxia to enhance radiation therapy, indicating that this approach may be effective.

Where this research is happening

Duarte, 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.