How fish support cells help spinal cords heal

Glial cell responses promote spinal cord repair in zebrafish

['FUNDING_R01'] · WASHINGTON UNIVERSITY · NIH-11345431

Researchers are learning how support cells in zebrafish reconnect and repair injured spinal cords to inspire new ideas for treating people with spinal cord injury.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorWASHINGTON UNIVERSITY (nih funded)
Locations1 site (SAINT LOUIS, UNITED STATES)
Trial IDNIH-11345431 on ClinicalTrials.gov

What this research studies

This work uses zebrafish, animals that naturally regrow spinal cords, to watch how glial (support) cells form a bridging structure after injury. Scientists will study the earliest cellular responses that start the bridge, compare the bridge-forming glia in fish to mammalian glia, and identify the signals that cause the bridge to dismantle once repair is done. The team will use imaging, molecular profiling, and experimental manipulations in zebrafish to map the key cells and pathways. Findings aim to reveal targets that could one day be tested in therapies for human spinal cord injury.

Who could benefit from this research

Good fit: Adults living with spinal cord injury who want to follow basic research progress and possibly join future clinical trials based on these findings may be most interested.

Not a fit: People seeking immediate treatments or current participation opportunities should not expect direct benefit because this work is lab-based in fish models.

Why it matters

Potential benefit: If successful, the project could pinpoint molecules or processes that guide spinal cord repair and lead to new treatment strategies for people with spinal cord injuries.

How similar studies have performed: Zebrafish spinal cord regeneration is a well-established model that has revealed promising repair mechanisms, but the specific role and mechanisms of glial bridging are still relatively novel and understudied.

Where this research is happening

SAINT LOUIS, 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.