How the protein RIPK2 makes radiation damage worse

Elucidating underlying mechanisms in RIPK2-mediated toxicity following exposure to radiation

NIH-funded research Iowa City VA Medical Center · NIH-11116955

This project looks at whether blocking a protein called RIPK2 can reduce the harmful effects of radiation for people exposed during medical treatment, work, or military service.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionIowa City VA Medical Center NIH-funded
Lab location1 site (Iowa City, United States)
Project IDNIH-11116955 on NIH RePORTER

What this research studies

Researchers are studying how the protein RIPK2 contributes to sickness and death after radiation by comparing normal animals and cells with those that lack RIPK2. The work uses laboratory models to trace the molecular signals that drive tissue damage after different radiation doses. Early results in mice showed that animals without RIPK2 survive doses that are lethal to normal animals, suggesting a key role for RIPK2 in radiation harm. The team aims to identify targets that could one day be turned into treatments to protect people from acute radiation effects.

Who could benefit from this research

Good fit: People who have had significant radiation exposure, receive radiotherapy, or work in occupations with radiation risk would be the most relevant candidates for related future trials.

Not a fit: People without any history or risk of radiation exposure are unlikely to directly benefit from this work.

Why it matters

Potential benefit: If successful, the findings could lead to drugs or therapies that lessen radiation sickness and reduce long‑term cancer risk after exposure.

How similar studies have performed: Early animal data reported by the team show mice lacking RIPK2 survive otherwise lethal radiation, but translating this into human treatments is new and unproven.

Where this research is happening

Iowa City, 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.