Understanding how salamanders regrow limbs

The function of chromatin remodeling in the patterning of the salamander limb

['FUNDING_R15'] · UNIVERSITY OF MASSACHUSETTS BOSTON · NIH-11221668

This research explores how axolotl salamanders naturally regrow lost limbs to learn why human cells struggle to regenerate.

Quick facts

Phase['FUNDING_R15']
Study typeNih_funding
SexAll
SponsorUNIVERSITY OF MASSACHUSETTS BOSTON (nih funded)
Locations1 site (BOSTON, UNITED STATES)
Trial IDNIH-11221668 on ClinicalTrials.gov

What this research studies

We are studying axolotl salamanders to uncover the secrets behind their remarkable ability to regrow limbs after injury. The goal is to understand the cellular processes that allow their limb cells to respond to signals for organizing new limb structures. By identifying these natural regenerative abilities, we hope to discover the 'roadblocks' that prevent similar regeneration in human cells. This work uses a simplified method to observe how specific signals, like FGF and BMP, help cells become ready to regrow.

Who could benefit from this research

Good fit: This foundational research does not involve human participants, as it focuses on the biological processes of limb regeneration in axolotl salamanders.

Not a fit: Patients seeking immediate therapeutic interventions for limb regeneration would not directly benefit from this basic science research.

Why it matters

Potential benefit: If successful, this research could provide fundamental insights into the mechanisms of regeneration, potentially leading to new strategies for promoting tissue repair and regeneration in humans.

How similar studies have performed: Preliminary data from this research has already shown that certain signaling pathways are sufficient to induce patterning competency in limb wound cells, indicating a promising direction for this novel approach.

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.

View on NIH RePORTER →

Last reviewed 2026-05-15 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.