How H. pylori and cell-produced chemicals may drive stomach (gastric) cancer

Polyamines and Electrophiles in Gastric Cancer

NIH-funded research Vanderbilt University Medical Center · NIH-11307031

This research looks at how common stomach infection (H. pylori) and certain cell chemicals cause damage that can lead to stomach cancer, aiming to find new ways to prevent or treat it for people at risk.

Quick facts

Grant typeP01 program project
Study typeNIH-funded research
Funding institutionVanderbilt University Medical Center NIH-funded
Lab location1 site (Nashville, United States)
Project IDNIH-11307031 on NIH RePORTER

What this research studies

They use tissue samples, cell models, and animal models to study how an enzyme called spermine oxidase (SMOX) makes toxic chemicals like acrolein and hydrogen peroxide that damage stomach cells. The team measures how these reactive chemicals form protein and DNA adducts, alter cell signaling, and change immune cell behavior in the stomach. By mapping these steps in H. pylori-related disease, they aim to identify targets to stop carcinogenesis and to develop prevention or treatment approaches. The work links laboratory findings to human gastric tissue and is centered at Vanderbilt University Medical Center.

Who could benefit from this research

Good fit: People with H. pylori infection, precancerous stomach changes (such as atrophic gastritis or intestinal metaplasia), or a family history of gastric cancer are the most likely candidates to benefit or be involved.

Not a fit: People with conditions unrelated to the stomach or those with advanced metastatic gastric cancer may not receive direct benefit from this early-stage, mechanism-focused work.

Why it matters

Potential benefit: If successful, this work could lead to new ways to prevent or treat stomach cancer by blocking the harmful chemicals or the enzymes that produce them.

How similar studies have performed: Prior laboratory studies have linked SMOX activity and electrophile damage to H. pylori-related gastric injury and cancer risk, but therapies targeting these pathways remain mostly experimental.

Where this research is happening

Nashville, 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.