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NCT06503081Completed

Crohn's Disease - Inflammation and Microbial Proteolytic Activity

Investigating the Relationship Between Inflammation and Proteolytic Activity From Mucosa-associated Microbiota in Crohn's Disease Patients

Source: ClinicalTrials.gov · Last updated 22 Aug 2025

Brief summary (registry, in English)

This study postulates that altered microbiota associated with areas of mucosal inflammation in CD, can be characterized by an increased proteolytic profile. This is clinically important as it may be possible to modulate the proteolytic activity of the CD-associated bacteria by using other bacteria that produce protease inhibitors, such as serpins.

Status (registry)
Completed
Study type
Observational
Enrollment
30 (actual)
First submitted
9 Jul 2024
Start date
1 Dec 2019
Primary completion date
20 Feb 2025
Lead sponsor
McMaster University
NCT number
NCT06503081

What you commit to

  • Study type: Observational
  • Participants enrolled: 30
  • From 1 Dec 2019 to the primary completion date, 20 Feb 2025
  • 1 site in 1 country
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Other illness

  • Evidence of toxic megacolon, jaundice, cirrhosis, renal dysfunction, acute GI bleeding
  • History of difficult colonoscopy, strictures or extensive diverticulosis

Other

  • Inability to provide written informed consent
  • Presence of serious life-threatening co-morbidities
  • Antibiotics in the last month
  • Probiotics in the last week

Who the study is looking for

  • Be aged between 18 - 70 years old
  • Have a confirmed diagnosis of Crohn's disease
  • Have a clinical indication for standard, white light colonoscopy to assess disease activity and extent

Age in the registry: 18 years to 70 years · Sex: All · Does not accept healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (1)

Sites in registry order. Pick your city on the disease page to sort them by distance.

SiteCityCountrySite status
McMaster University
Coordinator of this site? Confirm its status
HamiltonCanadaUnknown status

This page is information, not medical advice. Discuss any trial with your doctor.