Understanding how some animals regrow lost limbs without scarring

Decoding the metabolic requirements for vertebrate appendage regeneration

NIH-funded research University of Washington · NIH-10992177

This study is looking at how certain animals, like tadpoles, can grow back lost body parts without any scars, and it hopes to find out what happens in their bodies that helps them do this, which could one day help people heal better too.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Washington NIH-funded
Lab location1 site (Seattle, United States)
Project IDNIH-10992177 on NIH RePORTER

What this research studies

This research investigates the metabolic processes that allow certain animals, like Xenopus tadpoles, to regenerate lost appendages without scarring. By examining how injury triggers metabolic changes that promote cell growth and proliferation, the study aims to uncover the biochemical pathways involved in this regenerative process. The researchers will compare regenerative and non-regenerative tissues to identify the specific metabolic requirements necessary for successful limb regrowth. This work could provide insights into enhancing regenerative capabilities in other organisms, including humans.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals interested in regenerative medicine and those suffering from injuries that result in the loss of limbs or tissues.

Not a fit: Patients with conditions unrelated to limb regeneration or those who do not have any injuries may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to breakthroughs in regenerative medicine, potentially allowing humans to heal and regrow lost limbs or tissues.

How similar studies have performed: Previous research has shown promising results in understanding regeneration in animal models, but this specific metabolic approach is relatively novel.

Where this research is happening

Seattle, 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.