How fasting can protect the intestines from radiation damage

Mechanisms of fasting-induced radioprotection of small intestinal epithelial cells

NIH-funded research University of Tx Md Anderson Can Ctr · NIH-11075274

This study is looking at how short-term fasting might help protect the cells in your intestines from damage caused by high radiation levels, and it’s especially for people who may be exposed to radiation, like cancer patients.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Tx Md Anderson Can Ctr NIH-funded
Lab location1 site (Houston, United States)
Project IDNIH-11075274 on NIH RePORTER

What this research studies

This research investigates how short-term fasting may protect small intestinal cells from damage caused by high doses of radiation. The study focuses on the role of ketone bodies produced during fasting and how they can modify the genetic expression of intestinal cells. By examining changes in the gut microbiome and the epigenome of these cells, the research aims to uncover mechanisms that could enhance the resilience of the intestines in patients exposed to radiation.

Who could benefit from this research

Good fit: Ideal candidates for this research are cancer patients who may require radiation treatment and are interested in strategies to mitigate side effects.

Not a fit: Patients who are not undergoing radiation therapy or have conditions unrelated to gastrointestinal health may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new protective strategies for patients undergoing radiation therapy, potentially reducing gastrointestinal damage.

How similar studies have performed: Previous research has shown promising results in using fasting to protect against radiation damage in animal models, indicating potential for success in human applications.

Where this research is happening

Houston, 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 Acute Radiation SyndromeCancer Patient
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.