Tiny plastics, big gut worry? new study probes link to bowel disease
NCT ID NCT06001450
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
The PLANET study is looking at whether tiny plastic particles in our environment can trigger gut inflammation and raise the risk of inflammatory bowel disease (IBD). Researchers will measure microplastics in stool samples from pregnant women, their healthy relatives, and people with Crohn's disease. They will also analyze gut bacteria and inflammation markers to better understand how pollutants may contribute to IBD.
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 study could help identify environmental triggers for inflammatory bowel disease, pointing toward prevention strategies.
- What could go wrong
- This is an early observational study with only 46 participants, so findings may not apply broadly. It measures associations, not cause and effect.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 46 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Aug 2023
- Expected to finish
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Aug 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Pregnant people 18 years and older, with and without Crohns disease.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * The ability to sign and date an informed consent form * Be pregnant, or wishing to become pregnant in the near future and enroll the infant that the individual is pregnant with * Aged 18 or older * English-speaking (this observational study uses non-validated questionnaires that are only available in English) * Of any ethnicity * Be a spouse, related household member (sibling, parent, etc.) or a child of an enrolled pregnant person Exclusion Criteria: * Individuals who are unable to give informed consent * Be diagnosed with a pregnancy complication, such as intrauterine fetal demise/stillbirth, preeclampsia, hyperemesis gravidarum, or have an active infection, including chorioamnionitis or sepsis.
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Icahn School of Medicine at Mount Sinai
RECRUITINGNew York, New York, 10128, United States
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