Comparing materials to repair the brain's protective membrane (dura)

In vitro and in vivo assessments of xenogeneic cranial dura mater and naturally derived commercial dural grafts

['FUNDING_R01'] · UNIVERSITY OF FLORIDA · NIH-11159397

This project compares different dura graft materials to find which best seals the brain, supports healing, and causes the least immune reaction for people who need dural repair after cranial surgery.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorUNIVERSITY OF FLORIDA (nih funded)
Locations1 site (GAINESVILLE, UNITED STATES)
Trial IDNIH-11159397 on ClinicalTrials.gov

What this research studies

After brain surgery some people need a graft to repair the dura, the membrane that keeps cerebrospinal fluid inside the skull. Researchers will test lab-prepared acellular xenogeneic dura grafts and commonly used commercial, naturally derived grafts in lab experiments and in rats to measure sealing strength, tissue incorporation, infection risk, and inflammation. They will also examine whether commercial processing removes important extracellular matrix proteins needed for long-term tissue health. The aim is to identify graft materials that prevent CSF leaks and support safer, more durable healing.

Who could benefit from this research

Good fit: People who require dura repair after cranial surgery or who suffer recurrent cerebrospinal fluid leaks would be the most likely candidates to benefit from improvements this work could enable.

Not a fit: Patients without cranial dura problems—such as those with only spinal dura issues or unrelated neurological conditions—are unlikely to see direct benefit from this specific work.

Why it matters

Potential benefit: Could lead to safer, longer-lasting dural grafts that reduce cerebrospinal fluid leaks, infections, and immune complications after cranial surgery.

How similar studies have performed: Prior lab and animal studies indicate decellularized extracellular matrix grafts can support tissue repair, but direct comparisons to commercial products and long-term safety data are still limited.

Where this research is happening

GAINESVILLE, 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 →

Conditions: Brain Vascular Disorders

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.