Chronic Intestinal Pathologies Analytical Cohort at TouLouse (CAPITOL)
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ClinicalTrials.gov Identifier: NCT04896684 |
Recruitment Status :
Recruiting
First Posted : May 21, 2021
Last Update Posted : November 16, 2022
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Condition or disease | Intervention/treatment |
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Inflammatory Bowel Diseases Colon Cancer | Biological: blood and intestinal biopsy sampling |
In the general population, the percentage of people with at least one digestive disease is 16.7%. Among these digestive diseases, two of them namely inflammatory bowel disease (IBD) and irritable bowel syndrome (IBS) will be more particularly studied. This interest is based on the increasing frequency of these two pathologies, their chronicities but above all the limited physiopathological data available. In addition, it seems interesting to study a third population, namely patients who should benefit from digestive examinations as part of a screening oriented either by the patient's family history or following the performance of an immunological screening test ( FIT) in the stool. The study of this population is part of an improvement in knowledge on the carcinogenesis of colorectal cancer.
To study these populations, blood, serum, plasma and tissues from colonous biopsies or surgical samples will be collected.
This cohort will make it possible to study, among other things, the pathophysiology of chronic diseases of the small intestine and the colon (IBD, IBS, screening) in order to improve their management through the development of new biomarkers and therapeutic targets.
Study Type : | Observational |
Estimated Enrollment : | 300 participants |
Observational Model: | Cohort |
Time Perspective: | Prospective |
Official Title: | Chronic Intestinal Pathologies Analytical Cohort at TouLouse |
Actual Study Start Date : | April 29, 2021 |
Estimated Primary Completion Date : | January 3, 2023 |
Estimated Study Completion Date : | April 12, 2023 |
Group/Cohort | Intervention/treatment |
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Patient screened or followed-up for IBS or IBD or colorectal cancer
Blood and colon biopsy sampling
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Biological: blood and intestinal biopsy sampling
24 mL of blood and 10 intestinal biopsies will be sampled |
- Biological collection associated with clinical data [ Time Frame: Baseline ]Set up a biological collection associated with clinical data on main intestinal tract diseases in order to understand their physiopathology
- Biological collection associated with clinical data [ Time Frame: pre-intervention/procedure/surgery ]Set up a biological collection associated with clinical data on main intestinal tract diseases in order to understand their physiopathology
- Identify new potential therapeutic molecules [ Time Frame: Baseline ]Assessment of new treatment on organoids made thanks to intestinal biopsies
- Optimize treatment success rates for IBD [ Time Frame: Baseline ]Assessment of new treatment on organoids made thanks to intestinal biopsies
Biospecimen Retention: Samples With DNA

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Ages Eligible for Study: | 18 Years to 99 Years (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Sampling Method: | Non-Probability Sample |
Inclusion Criteria:
- Patient requiring endoscopic explorations for screening or follow-up in the context of a suspected IBS or IBD or colorectal cancer Or
- Patient with IBD requiring surgical management
- Patient over 18 years old
- Patient able to read and understand the information leaflet
- Patients who have given their consent to participate in the study
- Patients affiliated to a social security system (including AME)
Exclusion Criteria:
- Patients who have received antibiotic treatments in the 10 days preceding endoscopic exploration
- Pregnant or breastfeeding patients
- Patients under 18 years old
- Patients under guardianship or curatorship
- Patients unable to sign a free and informed consent

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT04896684
Contact: Barbara Bournet, MD, PhD | 5 61 32 32 35 ext 0033 | bournet.b@chu-toulouse.fr | |
Contact: Cindy Canivet | 5 61 32 20 48 ext 0033 | canivet.c@chu-toulouse.fr |
France | |
Rangueil University Hospital | Recruiting |
Toulouse, France, 31059 | |
Contact: Barbara Bournet, MD, PhD 5 61 32 32 35 ext 0033 bournet.b@chu-toulouse.fr | |
Contact: Cindy Canivet 5 61 32 20 48 ext 0033 canivet.c@chu-toulouse.fr |
Responsible Party: | University Hospital, Toulouse |
ClinicalTrials.gov Identifier: | NCT04896684 |
Other Study ID Numbers: |
RC31/21/0038 |
First Posted: | May 21, 2021 Key Record Dates |
Last Update Posted: | November 16, 2022 |
Last Verified: | November 2022 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Studies a U.S. FDA-regulated Drug Product: | No |
Studies a U.S. FDA-regulated Device Product: | No |
Intestinal Bowel syndrome Inflammatory Bowel Disease colon cancer screening data and biological collection |
Colonic Neoplasms Intestinal Diseases Inflammatory Bowel Diseases Colorectal Neoplasms Intestinal Neoplasms Gastrointestinal Neoplasms Digestive System Neoplasms |
Neoplasms by Site Neoplasms Digestive System Diseases Gastrointestinal Diseases Colonic Diseases Gastroenteritis |