Stem cells that could help regrow missing limbs
A skeletal stem cell orchestrating limb regeneration
This work looks at how a special bone-forming stem cell helps regrow fingertips and could one day help people with limb loss such as from amniotic band syndrome or amputation.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Weill Medical Coll of Cornell Univ NIH-funded |
| Lab location | 1 site (New York, United States) |
| Project ID | NIH-11312588 on NIH RePORTER |
What this research studies
You would be hearing about research that follows a newly discovered skeletal stem cell that drives bone repair and the small regenerative bud called a blastema. Scientists will use mouse models and human tissue samples to watch how injury changes these cells and to map the signals that tell them to rebuild bone and surrounding tissues. The team will test ways to activate or expand these cells so they can form the complex structures needed for a finger or limb. Results are meant to identify steps that could later be turned into treatments to promote regeneration in people.
Who could benefit from this research
Good fit: People with fingertip or digit loss, congenital limb differences such as amniotic band syndrome, or those willing to donate tissue samples for research would be the most relevant candidates to engage with this work.
Not a fit: Individuals with long-standing, complete proximal limb loss or those unable or unwilling to provide tissue samples should not expect direct benefit in the near term.
Why it matters
Potential benefit: If successful, this line of work could lead to therapies that regenerate missing fingers or parts of limbs and restore more natural function than prosthetics.
How similar studies have performed: Previous studies show limited digit-tip regeneration in mice and some human cases and progress in stem-cell based bone repair, but full limb regeneration remains unproven.
Where this research is happening
New York, United States
- Weill Medical Coll of Cornell Univ — New York, United States (Active)
Researchers
- Principal investigator: Greenblatt, Matthew Blake — Weill Medical Coll of Cornell Univ
- Study coordinator: Greenblatt, Matthew Blake
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.