How the human pain receptor TRPV1 responds to heat, acid, and chemicals

Understanding human TRPV1 polymodal activation

NIH-funded research Arizona State University-Tempe Campus · NIH-11323539

This project explores how the human pain receptor TRPV1 reacts to heat, low pH, and chemical triggers to help guide safer, more effective pain medicines for people with chronic pain.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionArizona State University-Tempe Campus NIH-funded
Lab location1 site (Scottsdale, United States)
Project IDNIH-11323539 on NIH RePORTER

What this research studies

From a patient's view, scientists are probing the human TRPV1 protein, which helps sense painful heat and chemical signals. They will use tools like nuclear magnetic resonance (NMR) and electrical recordings to see how different triggers open or change the receptor. The team aims to map which parts of TRPV1 control each kind of response and how different activation modes interact. These lab findings are intended to steer drug designs that relieve pain while avoiding side effects such as body-temperature problems.

Who could benefit from this research

Good fit: There is no direct patient enrollment; the results are most relevant to people with chronic pain from nerve injury or inflammatory conditions who might benefit from future TRPV1-targeted therapies.

Not a fit: Patients whose pain is unrelated to TRPV1-driven mechanisms or who need immediate clinical treatment are unlikely to receive direct benefit from this laboratory-only project.

Why it matters

Potential benefit: If successful, the work could guide new pain drugs that block harmful TRPV1 activity without causing dangerous body-temperature changes.

How similar studies have performed: Previous clinical efforts to block TRPV1 have reduced pain in some cases but often caused fever or body-temperature issues, so this work builds on that history to find safer approaches.

Where this research is happening

Scottsdale, 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 2026-06-10 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.