How hyaluronan affects brain blood vessel cells during aging and injury

Regulation of brain vascular endothelial cell ferroptosis by hyaluronan

['FUNDING_R21'] · OREGON HEALTH & SCIENCE UNIVERSITY · NIH-11139321

This study is looking at how a natural substance called hyaluronan can help protect the cells in your brain's blood vessels from damage that can lead to memory problems and dementia, and it aims to find new ways to keep your brain healthy as you age.

Quick facts

Phase['FUNDING_R21']
Study typeNih_funding
SexAll
SponsorOREGON HEALTH & SCIENCE UNIVERSITY (nih funded)
Locations1 site (PORTLAND, UNITED STATES)
Trial IDNIH-11139321 on ClinicalTrials.gov

What this research studies

This research investigates how hyaluronan, a natural substance in the body, can protect brain blood vessel cells from a type of cell death called ferroptosis, which is linked to cognitive decline and dementia. The study focuses on understanding the mechanisms behind brain vascular injury and how it leads to the breakdown of the blood-brain barrier, which can cause inflammation and neurodegenerative diseases. By examining the role of hyaluronan and its interaction with specific receptors on blood vessel cells, the researchers aim to identify potential therapeutic strategies to prevent or mitigate damage in aging populations. Patients may be involved in studies that explore these mechanisms and the effects of hyaluronan treatment.

Who could benefit from this research

Good fit: Ideal candidates for this research are older adults experiencing cognitive impairment or those at risk for vascular-related dementia.

Not a fit: Patients with cognitive impairment not related to vascular issues or those with other neurological conditions may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new treatments that protect brain health and prevent cognitive decline in older adults.

How similar studies have performed: Previous research has shown promising results in using hyaluronan to inhibit cell death in other contexts, suggesting potential for success in this area as well.

Where this research is happening

PORTLAND, 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.