Understanding how mammal digit tips regenerate after amputation

Composite tissue patterning in mammalian digit tip regeneration

NIH-funded research Brigham and Women's Hospital · NIH-11064772

This study is exploring how the tips of fingers and toes can grow back after being cut off, focusing on the special cells that help rebuild them, and it’s for anyone interested in understanding how our bodies can heal and regenerate.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionBrigham and Women's Hospital NIH-funded
Lab location1 site (Boston, United States)
Project IDNIH-11064772 on NIH RePORTER

What this research studies

This research investigates the complex process of how digit tips in mammals, including humans, can regenerate after being amputated. It focuses on the role of a structure called the 'blastema', which is formed by various cell types that work together to rebuild the digit tip. The study aims to uncover the molecular mechanisms that guide the organization and shaping of this tissue during regeneration, particularly how signals from the nail epithelium influence this process. By comparing mammalian regeneration to embryonic limb development, the research seeks to identify unique patterns and cues that facilitate successful tissue regeneration.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals who have experienced digit tip amputations and are interested in regenerative medicine.

Not a fit: Patients with amputations of other body parts or those who do not have the capacity for regeneration may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new therapies that enhance or enable limb regeneration in humans.

How similar studies have performed: While there has been success in understanding limb regeneration in non-mammalian models, this research explores novel mechanisms specific to mammalian digit regeneration.

Where this research is happening

Boston, 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.
Last reviewed 2026-06-15 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.