Speckle x‑ray imaging to find early radiation-related lung damage
Speckle x-ray imaging: detecting early changes in lung microstructure
['FUNDING_R01'] · UNIVERSITY OF PENNSYLVANIA · NIH-11249972
A new speckle x‑ray imaging method aims to spot very early lung damage in people exposed to chest radiation, such as from proton therapy or radiation incidents.
Quick facts
| Phase | ['FUNDING_R01'] |
|---|---|
| Study type | Nih_funding |
| Sex | All |
| Sponsor | UNIVERSITY OF PENNSYLVANIA (nih funded) |
| Locations | 1 site (PHILADELPHIA, UNITED STATES) |
| Trial ID | NIH-11249972 on ClinicalTrials.gov |
What this research studies
Researchers are developing a special x‑ray technique (darkfield/speckle imaging) that senses tiny changes in air‑filled alveoli by measuring x‑ray scattering rather than just absorption. In laboratory and animal experiments they will use this imaging approach after radiation exposure to look for subtle microstructural lung changes earlier than current scans can detect. The project will compare image signals to tissue structure and function to confirm which imaging changes reflect real lung injury and to refine imaging protocols. The goal is to prepare the technique for future use in people who receive chest radiation or are exposed in radiation accidents so damage can be found and managed sooner.
Who could benefit from this research
Good fit: People who receive chest radiation (for example proton therapy patients) or those exposed to significant radiation who are at risk for radiation‑induced lung injury would be the most relevant candidates.
Not a fit: People with lung conditions unrelated to radiation exposure or those who cannot undergo x‑ray imaging (for example pregnant individuals) are unlikely to benefit directly from this work.
Why it matters
Potential benefit: If successful, this could let clinicians detect radiation‑related lung injury much earlier and begin treatments or preventive measures sooner.
How similar studies have performed: Darkfield and speckle x‑ray imaging are emerging technologies with promising preclinical and some early human results for lung microstructure, but applying them to radiation‑induced lung injury is a newer and less tested approach.
Where this research is happening
PHILADELPHIA, UNITED STATES
- UNIVERSITY OF PENNSYLVANIA — PHILADELPHIA, UNITED STATES (ACTIVE)
Researchers
- Principal investigator: NOEL, PETER B — UNIVERSITY OF PENNSYLVANIA
- Study coordinator: NOEL, PETER B
About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions: Acute Radiation Syndrome