Spinal cord nerve cell types that process touch before and after injury

Comprehensive Phenotyping of Specific Populations of Spinal Neurons Processing Cutaneous Information Before and After Injury

NIH-funded research University of Pittsburgh at Pittsburgh · NIH-11170724

Looking at how spinal cord nerve cells that handle touch change after injury to help people with chronic pain.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Pittsburgh at Pittsburgh NIH-funded
Lab location1 site (Pittsburgh, United States)
Project IDNIH-11170724 on NIH RePORTER

What this research studies

Researchers will use genetically modified mice whose spinal neurons light up when active so they can watch hundreds of cells at once in a skin–spinal cord preparation. They will use two-photon calcium imaging to record how these neurons respond to touch in animals before and after an injury that causes persistent pain. Because imaging alone cannot identify cell types, the team will then apply drugs that selectively activate different receptors while normal activity is silenced to reveal which cells belong to which groups. The goal is to map which neuron types become overactive and may drive the heightened sensitivity to touch after injury.

Who could benefit from this research

Good fit: This project does not enroll people directly, but adults with chronic neuropathic or injury-related pain could be future candidates for clinical studies built on these findings.

Not a fit: People whose pain is unrelated to spinal sensory processing or who have primarily psychological pain syndromes may not receive direct benefit from this research.

Why it matters

Potential benefit: If successful, this work could point to specific spinal cell types to target for safer, more effective chronic pain treatments.

How similar studies have performed: Animal-based imaging work has previously mapped pain-related spinal circuits, but combining large-scale calcium imaging with post-hoc pharmacological cell-type identification is relatively new.

Where this research is happening

Pittsburgh, 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 2026-06-13 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.