Breast milk bacteria under the microscope: are they safe for preemies?

NCT ID NCT06037421

What the study statuses mean

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Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study collects breast milk, skin, saliva, and blood samples from 120 mothers of premature infants to check for harmful bacteria genes. Researchers want to know if certain bacteria in breast milk could cause infections in fragile newborns. The goal is to better understand risks, not to test a treatment.

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 help doctors understand which bacteria in breast milk are safe for premature infants and which might need monitoring.
What could go wrong
This is an observational study, not a treatment trial. It only looks for genes, not actual infections, so results may not directly change care.

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

About 120 people

The number the study aims to enrol. It can still change while the study runs.

Started

Sep 2025

Expected to finish

Dec 2028

An estimate. End dates often move.

Lead sponsor

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

Mother-infant pairs whose newborn(s) are being cared for in the CHSF's Neonatal Medicine and Intensive Care Unit.

Ages

1 hour and older

Sex

Anyone

Show 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: * Women of legal age who have given birth at the CHSF (or in another establishment) and whose newborn(s) are being cared for in the CHSF's Neonatal Medicine and Intensive Care Unit, * Women wishing to give their milk to their child, * Parents who have given their consent for the mother-child couple to take part in the study. Exclusion Criteria: * Mother having received antibiotic therapy in the 3 months prior to delivery, except for those who received injectable antibiotic prophylaxis during delivery.

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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.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. 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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  3. A doctor treating you

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Contacts and locations

Locations

  • Centre Hospitalier Sud Francilien

    RECRUITING

    Corbeil-Essonnes, France, 91106, France