Antidotes that deliver tiny antibodies into nerve cells for botulism

Developing novel botulism antidotes and a platform for intra-neuronal delivery of nanobodies

['FUNDING_R21'] · UNIVERSITY OF CALIFORNIA-IRVINE · NIH-11092198

Using tiny, specially designed antibodies that can get inside nerve cells to help people harmed by botulinum toxin.

Quick facts

Phase['FUNDING_R21']
Study typeNih_funding
SexAll
SponsorUNIVERSITY OF CALIFORNIA-IRVINE (nih funded)
Locations1 site (IRVINE, UNITED STATES)
Trial IDNIH-11092198 on ClinicalTrials.gov

What this research studies

If you or a loved one were exposed to botulism, this work aims to create tiny single-domain antibodies (nanobodies) that can be carried into nerve cells and neutralize the toxin after it has entered. The team will build and test a delivery platform to transport these nanobodies into motor neurons and block the toxin's damaging light chain. Early experiments will be done in laboratory systems and animal models to prove the approach before any human testing. The focus is on the most dangerous human serotypes (BoNT/A and BoNT/B) that cause prolonged paralysis.

Who could benefit from this research

Good fit: People recently exposed to or showing early signs of botulism (especially from BoNT/A or BoNT/B) would be the most relevant candidates for this line of treatment in the future.

Not a fit: Patients with long-standing, irreversible nerve damage or paralysis from other causes would be unlikely to benefit from this therapy.

Why it matters

Potential benefit: If successful, this approach could stop or reduce paralysis after botulism exposure by neutralizing toxin already inside nerve cells.

How similar studies have performed: Related 'intrabody' and nanobody approaches have shown promise in lab and animal studies, but they are not yet proven as human treatments for botulism.

Where this research is happening

IRVINE, 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.

View on NIH RePORTER →

Last reviewed 2026-05-15 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.