Registry of IBD Patients to Study Microbial Profiles

Understanding the Importance of the Microbiome and Metabolome in IBD Patients

Observational Tel-Aviv Sourasky Medical Center · NCT04998084

This study is trying to understand the gut bacteria and their effects on people with inflammatory bowel disease by looking at different groups of patients at various stages of their treatment.

Quick facts

Study typeObservational
Enrollment1000 (estimated)
Ages18 Years to 75 Years
SexAll
SponsorTel-Aviv Sourasky Medical Center Government
Locations1 site (Tel Aviv)
Trial IDNCT04998084 on ClinicalTrials.gov

What this trial studies

This observational study aims to identify common microbial profiles and metabolic pathways in patients with inflammatory bowel disease (IBD), including Crohn's disease, ulcerative colitis, and pouchitis. It will focus on three groups: newly diagnosed therapy-naïve patients, those starting biological therapy, and patients in complete remission. Data will be collected prospectively through a standardized protocol, involving clinical, behavioral, and environmental information from a target of 1000 participants. The study seeks to enhance understanding of microbial influences on disease onset and treatment response.

Who should consider this trial

Good fit: Ideal candidates include newly diagnosed therapy-naïve IBD patients, those in remission, and patients scheduled to start biological therapy.

Not a fit: Patients under 18 years old, those unable to provide consent, or with recent abdominal surgery or severe systemic diseases may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved personalized treatment strategies for patients with IBD.

How similar studies have performed: Other studies have shown promise in understanding microbial profiles in IBD, suggesting that this approach may yield valuable insights.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

Patients who belong to one of the following sub-groups:

1. Newly diagnosed (\<1 years), therapy naïve IBD and pouchitis patients
2. IBD patients in complete remission (treated or untreated with biologics)
3. Patients (with and without IBD) scheduled to commence a biological therapy

Exclusion Criteria:

1. Age≤18 years
2. Inability to sign an informed consent
3. Abdominal surgery during the previous 3 months
4. Systemic antibiotic therapy in the previous 4 weeks
5. Severe systemic disease such as kidney, liver, neurologic, cardio-vascular disease
6. Primary sclerosing cholangitis
7. Pregnancy at recruitment
8. Cancer within the previous 5 years excluding local NMSC

Where this trial is running

Tel Aviv

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Crohn DiseaseUlcerative ColitisPouchitis
Last reviewed 2026-06-13 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.