Brain small vessel damage from loss of tiny muscle cells
Lesions and Loss of Smooth Muscle Cells in Brain Underlies Small Vessel Disease
Researchers are using advanced imaging and models to learn how losing small muscle cells in brain blood vessels leads to strokes and dementia in people with small vessel disease.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of Vermont & St Agric College NIH-funded |
| Lab location | 1 site (Burlington, United States) |
| Project ID | NIH-10699792 on NIH RePORTER |
What this research studies
The team combines high-resolution 3D/4D imaging, genetic mouse models, and study of human brain tissue to map when and where smooth muscle cells are lost on small brain arteries. They will examine how loss of arteriolar smooth muscle cells and changes in nearby pericytes contribute to bleeding, tissue damage, and cognitive problems. The work uses NOTCH3-related mouse models that mirror inherited forms of small vessel disease alongside comparisons to human post-mortem brains and retinal imaging. Results are meant to reveal early cellular events that could point to new ways to prevent strokes and vascular dementia.
Who could benefit from this research
Good fit: People with cerebral small vessel disease—including those with lacunar strokes, vascular cognitive impairment, or inherited NOTCH3-related conditions (like CADASIL)—would be most relevant to this work.
Not a fit: Patients whose memory loss is purely from non-vascular causes (for example, pure Alzheimer's without vascular injury) may not directly benefit from these findings.
Why it matters
Potential benefit: If successful, this work could identify new cellular targets and time points for therapies to prevent strokes and dementia caused by small vessel disease.
How similar studies have performed: Prior post-mortem and animal studies have shown vascular cell loss in small vessel disease, but combining 3D/4D imaging with genetic models and human tissue comparisons is relatively novel.
Where this research is happening
Burlington, United States
- University of Vermont & St Agric College — Burlington, United States (Active)
Researchers
- Principal investigator: Nelson, Mark T — University of Vermont & St Agric College
- Study coordinator: Nelson, Mark T
About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page below.