How Periosteal Stem Cells Help Bone Heal Better as We Age
Official title: Defining Regulatory Mechanisms of Periosteal Skeletal Stem Cells in Bone Maintenance and Repair
Funded at Baylor College of Medicine · NIH-11465082 · Data updated 2026-11-12
Aging bones heal more slowly, and this project looks at how outer bone stem cells (perisosteal stem cells) could be activated to make bones stronger and fix injuries more reliably in adults.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Baylor College of Medicine NIH-funded |
| Lab location | 1 site (Houston, United States) |
| Project start | September 1, 2026 |
| Project end | August 31, 2031 |
| Funding year | 2026 |
| Award (this year) | $651,838 |
| NIH project number | 2R01AG099338-06A1 |
| Project ID | NIH-11465082 on NIH RePORTER |
Who could benefit from this research
✓Could help
Ideal candidates are adults aged 21 and older with or at risk for age-related bone weakening or healing delays who may benefit from enhanced periosteal bone regeneration.
✕Less likely to help
People without bone healing issues or those not eligible for periosteal-targeted approaches may not benefit.
What this research studies
This project aims to understand how periosteum-resident skeletal stem cells regulate cortical bone maintenance and repair in aging adults. Researchers will build on prior work showing these cells contribute most of the new bone-forming cells during healing and will seek ways to activate them in aged bone. The work will explore the in vivo environment where these stem cells live to reveal regulatory signals that suppress or boost their activity. The goal is to develop a new approach using anabolic methods to enhance bone strength and accelerate healing in aged bone injuries. It reflects a translational path from basic discovery toward potential therapies for improving fracture outcomes in older patients.
Why it matters
Potential benefit: If successful, the work could lead to new treatments that strengthen bones and improve healing after fractures in older adults.
How similar studies have gone: Previous work identified periosteal stem cell subsets and their role in bone healing, supporting potential for similar regenerative strategies.
Where this research is happening
-
Baylor College of Medicine
Houston, United States Active
Researchers
- Principal investigator: Park, Dongsu — Baylor College of Medicine
- Study coordinator: Park, Dongsu
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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.