Searching human pain-sensing nerve cells for safer pain medicines

High content analgesic screening from human nociceptors

NIH-funded research University of Texas Dallas · NIH-11172656

Testing natural compounds on human pain-sensing nerve cells to find safer, non-addictive pain medicines for people with severe acute or chronic pain.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionUniversity of Texas Dallas NIH-funded
Lab location1 site (Richardson, United States)
Project IDNIH-11172656 on NIH RePORTER

What this research studies

Researchers are using human dorsal root ganglion (pain-sensing) neurons in the lab to run high-content screens of natural product compounds. Rather than relying only on simple biochemical tests or mouse behavior, they will measure detailed cellular and electrical responses from many human nociceptors to spot compounds that reduce pain signaling. Promising fractions will be followed up with additional lab tests to confirm effects and narrow down lead compounds. The goal is to move the most promising candidates toward development as non-addictive pain treatments.

Who could benefit from this research

Good fit: People with severe acute or chronic pain who want non-opioid treatment options, and in some cases individuals willing to donate tissue samples or participate in related future trials, would be most relevant.

Not a fit: People needing immediate pain relief or whose pain arises from non-neuronal causes are unlikely to gain direct short-term benefit from this lab-based screening work.

Why it matters

Potential benefit: If successful, this work could identify new non-addictive pain medicines that better predict human responses and reduce reliance on opioids.

How similar studies have performed: Using human sensory neurons for drug screening is relatively new and promising, but many analgesic leads from animal-based screens have failed to translate to humans, so this approach is hopeful but not yet proven.

Where this research is happening

Richardson, 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.