Scientists use gut bacteria to predict cancer treatment success
NCT ID NCT07346729
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study looked at 60 people with advanced rectal cancer to see if the bacteria in their gut and mouth could predict how well they respond to chemotherapy and radiation before surgery. Researchers collected stool and saliva samples before treatment and used machine learning to analyze the bacteria. The goal was to build a model that could forecast tumor shrinkage, potentially helping doctors personalize cancer care in the future.
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 could lead to a simple stool or saliva test to predict which rectal cancer patients will benefit most from chemoradiotherapy, personalizing treatment.
What could go wrong
This is a small, observational study (60 people) that only looks for patterns. It does not test a treatment, so any predictions need much larger studies to confirm.
Disclaimer
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the original study
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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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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
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Locations
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Nanfang Hosptial
Guangzhou, Guangdong, 510515, China