Beyond h. pylori: a hidden stomach bacteria may influence cancer risk

NCT ID NCT07770126

First seen Aug 18, 2026 ยท Last updated Aug 18, 2026

Summary

This study investigates whether certain Helicobacter bacteria other than H. pylori are present in people with various stomach conditions, including chronic gastritis, precancerous changes, and gastric cancer. Researchers will analyze biopsy samples from about 150 patients to measure how common these bacteria are and how they might affect gene expression related to stomach mucus. The goal is to better understand if these bacteria contribute to the development of stomach diseases and cancer.

What this could mean

Our plain-language read of the trial. This is informational only โ€” not medical advice or a prediction.

Active substance
No intervention; observational study of biopsy samples
What this could lead to
If a link is found, it could point to new ways to prevent or treat stomach diseases and cancer caused by these bacteria.
What could go wrong
This is an observational study, so it cannot prove cause and effect. The findings may not apply to everyone, and more research will be needed.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • AZ Groeninge

    RECRUITING

    Kortrijk, 8500, Belgium

  • AZ Maria Middelares

    RECRUITING

    Ghent, 9000, Belgium

  • UZA

    RECRUITING

    Edegem, 2650, Belgium

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