Clinical trial Recruiting at 1 site Observational Ages 18 to 45 Women only

Tracking the development of healthy infant gut bacteria in Bern

Official title: Bern Birth Cohort / Trajectory of Microbiota Maturation in Healthy Bern Infants - a Network Approach

Run by Insel Gruppe AG, University Hospital Bern · NCT04447742 · Data updated 2026-11-12

This study is looking at how healthy babies' gut bacteria grow and change during their first two years of life by following 250 pregnant moms and their kids for ten years.

Quick facts

Study typeObservational
Ages18 Years to 45 Years
SexWomen only
Enrollment250 (estimated)
SponsorInsel Gruppe AG, University Hospital Bern
Academic / other
Locations1 site (Bern)
StatusRecruiting
StartedMay 7, 2020
Main results expectedMarch 3, 2028
Study endsMarch 3, 2035
Registry record updatedNovember 12, 2024
Trial IDNCT04447742 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this study are pregnant women aged 18-45 who are in good health and can provide informed consent.

Probably not a fit

Patients with severe medical or psychiatric conditions requiring ongoing management may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational study aims to understand how the intestinal microbiota of healthy infants matures over the first two years of life. Researchers will recruit 250 pregnant mothers and follow them and their infants until the children are 10 years old, analyzing various samples including stool, skin swabs, and maternal milk. Advanced techniques such as mass spectrometry and genomic sequencing will be employed to assess the composition and metabolic activities of the microbiota, as well as the impact of maternal factors and environment on this development.

Why it matters

Potential benefit: If successful, this study could provide insights into the factors that influence healthy gut microbiota development, potentially improving infant health outcomes.

How similar studies have gone: Other studies have shown success in understanding microbiota development, but this specific approach focusing on a network of maternal and infant factors is relatively novel.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Signed informed consent.
* Ability to understand and follow study procedures and understand informed consent
* From week 20 of pregnancy until birth
* General good health, i.e. absence of major severe medical/ surgical/ psychiatric condition requiring ongoing management. Minor well controlled conditions (e.g. medically controlled arterial hypertension, occupational asthma, gestational diabetes mellitus) may be present.
* Absence of known severe embryonal pathology, expected normal pregnancy (e.g. minor conditions including twin/ triplet pregnancy, final pelvic position may be present)
* Age 18-45 years.

Exclusion Criteria:

• Participation in another clinical study interfering with study procedures.

Where it's running

  • University Hospital of Bern - Insel Spital
    Bern, Switzerland
    Recruiting

Study contacts

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.