Developing a treatment for radiation exposure that works up to 48 hours later

ADVANCED DEVELOPMENT OF BBT-059 AS A RADIATION MEDICAL COUNTERMEASURE FOR DOSING UP TO 48H POST EXPOSURE"

NIH-funded research Bolder Biotechnology, INC. · NIH-11077658

This study is testing a new treatment called BBT-059 that could help people who have been exposed to radiation and need medical help even after other treatments are no longer an option, and we're making sure it's safe before moving on to human trials.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionBolder Biotechnology, INC. NIH-funded
Lab location1 site (Boulder, United States)
Project IDNIH-11077658 on NIH RePORTER

What this research studies

This research focuses on BBT-059, a long-acting analog of interleukin-11, which has shown promise in treating hematopoietic acute radiation syndrome (HARS) when administered up to 48 hours after radiation exposure. The study aims to conduct safety and toxicology assessments, produce a good manufacturing practice (GMP) lot of the drug, and prepare an Investigational New Drug (IND) application for FDA approval to initiate human trials. Patients may benefit from this treatment if they are exposed to radiation and require medical intervention after the typical window for existing therapies has passed.

Who could benefit from this research

Good fit: Ideal candidates for this research would be individuals who have been exposed to radiation and are at risk of developing acute radiation syndrome.

Not a fit: Patients who have not been exposed to radiation or who are outside the acute exposure window may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could provide a critical treatment option for patients suffering from radiation exposure, significantly improving their chances of recovery.

How similar studies have performed: While the approach of using IL-11 analogs is promising, this specific application for late intervention in radiation exposure is relatively novel and has not been extensively tested in humans.

Where this research is happening

Boulder, 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 Syndrome
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.