U.S., July 25 -- ClinicalTrials.gov registry received information related to the study (NCT07082231) titled 'Cohort of Patients With Ulcerative Colitis or Polyps Followed in CHU de Bordeaux Associated With a Biocollection - COLIBRI' on March 12.

Brief Summary: Ulcerative colitis (UC) is a chronic disease characterized by acute episodes of bloody diarrhea with varying degrees of severity. The most feared event, acute severe UC, can lead to life-threatening and systemic complications. Little is known about the determinants of severity in UC. The investigators hypothesize that distinct severity phenotypes of UC arise from intricated host-microbiota mechanisms influencing repair mechanisms. Our first and main objective is to study the natural ...