How radioactive materials move through the body after a nuclear or radiological exposure

Project-002

NIH-funded research Northwestern University · NIH-11308295

This project uses realistic, population-based computer models to predict where radioactive substances go in people's bodies after a radiological or nuclear exposure.

Quick facts

Grant typeP01 program project
Study typeNIH-funded research
Funding institutionNorthwestern University NIH-funded
Lab location1 site (Chicago, United States)
Project IDNIH-11308295 on NIH RePORTER

What this research studies

This project builds computer models that simulate how radioactive materials enter and move through your body after a radiological or nuclear event. The researchers combine detailed organ-and-blood-flow models with probability-based variations so the results reflect differences by age, size, and health. They use realistic exposure scenarios (for example, inhalation after a fallout cloud) and data from lab tests, animal studies, and existing human measurements to improve predictions. The aim is to produce time-based organ-specific radioactivity estimates that can help emergency teams make faster, more personalized triage and treatment decisions.

Who could benefit from this research

Good fit: People with known or suspected exposure to radioactive materials, or those willing to share medical records or biological samples to improve exposure models, would be the most relevant participants.

Not a fit: People with no risk of radiological exposure or those seeking immediate hands-on medical treatment rather than model-based dose information are unlikely to benefit directly from this project.

Why it matters

Potential benefit: If successful, this could help emergency teams estimate individual radiation doses faster and guide better treatment and follow-up for exposed people.

How similar studies have performed: Standard ICRP reference models are already used for occupational dose estimates, but this project extends them by adding physiologic detail and population variability, so it builds on existing work while introducing novel improvements.

Where this research is happening

Chicago, 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.