•Severe Pancolitis Presenting with Sacroiliitis: A Case Report Highlighting the Gut-Joint Axis in Ulcerative Colitis
•Longitudinal Endoscopic Analysis of Ulcerative Colitis-Associated Neoplasia
•Serum amyloid a as a high-resolution indicator of mucosal healing in ulcerative colitis
•Identification of COPZ1 as a Shared Candidate Ferroptosis-Related Hub Gene in Periodontitis and Inflammatory Bowel Disease
•Diallyl sulfide pretreatment protects against DSS-induced colitis by reshaping the gut microbiota and enhancing microbiota-associated tryptophan metabolism