Scientists investigate whether tiny microbes fuel head and neck tumors
NCT ID NCT05837221
First seen Feb 27, 2026 · Last updated Jun 22, 2026 · Updated 20 times
Summary
This study looks at whether changes in the bacteria living in your mouth and gut (the microbiome) are linked to head and neck cancer. Researchers will collect stool and saliva samples from 60 people—half with cancer and half without—to compare their microbial makeup. The goal is to understand if these microbes play a role in cancer development, which could lead to new ways to diagnose or treat the disease in the future.
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Contacts and locations
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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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University of Colorado Cancer Center
RECRUITINGAurora, Colorado, 80045, United States
Contact
Contact Phone: •••-•••-•••• Email: •••••@•••••
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
What this could lead to
If successful, this research could reveal how bacteria in the mouth and gut influence head and neck cancer, potentially pointing to new ways to detect or treat the disease.
What could go wrong
This is an early observational study with only 60 participants. It is designed to gather information, not to test a treatment, so direct benefits for patients are not expected.
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.