Intestinal Research

Incidence and treatment-based risk stratification of opportunistic infections in patients with inflammatory bowel disease: an ambispective cohort study in Brazil doi.org/10.5217/ir.202…

Guselkumab efficacy and safety in East Asian participants with moderately to severely active Crohn’s disease: subgroup analysis of the phase 3 GALAXI 2 and GALAXI 3 trials doi.org/10.5217/ir.202…

Real-world use and perceptions of advanced combined therapies in treating inflammatory bowel disease doi.org/10.5217/ir.202…

Transabdominal intestinal ultrasound parameters as intermediate treatment targets in a treat-to-target strategy for moderate-to-severe ulcerative colitis doi.org/10.5217/ir.202…

Appropriate J-pouch volume associated with improved clinical outcomes and long-term quality of life in patients with ulcerative colitis after ileal pouch-anal anastomosis: results from China UC Pouch Center Union doi.org/10.5217/ir.202…

Safety of Janus kinase inhibitors compared to biologic therapy in patients with inflammatory bowel disease doi.org/10.5217/ir.202…

Volume 24(2); April 2026 irjournal.org

Hot Topic: Acute severe ulcerative colitis in the biologic era: has the clinical spectrum truly changed? doi.org/10.5217/ir.202…

One-year effectiveness and safety of ustekinumab treatment in patients with ulcerative colitis: an Asan-Crohn’s and Colitis Association in Daegu-Gyeongbuk (CCAiD) multicenter real-world cohort study doi.org/10.5217/ir.202…

Impact of Portulaca oleracea L. extract in patients with irritable bowel syndrome doi.org/10.5217/ir.202…

Practices and perceptions of imaging assessment in inflammatory bowel disease: a nationwide survey of physicians in Korea by KASID Guidelines Taskforce Team doi.org/10.5217/ir.202…

Clinical usefulness of fecal calprotectin in assessing disease activity and endoscopic remission in intestinal Behçet’s disease doi.org/10.5217/ir.202…

Prospective evaluation of artificial intelligence-assisted monitoring of the effective withdrawal time on adenoma detection doi.org/10.5217/ir.202…

Impact of filgotinib on health-related quality of life over 3 years in Japanese patients with ulcerative colitis: a post hoc analysis of the SELECTION and SELECTION long-term extension trials doi.org/10.5217/ir.202…

Characteristics of monogenic inflammatory bowel disease in very early-onset cases: a Japanese multicenter registry study doi.org/10.5217/ir.202…

Temporal hospitalization trends for inflammatory bowel disease in Taiwan doi.org/10.5217/ir.202…

Efficacy and safety of mirikizumab in maintenance therapy for ulcerative colitis in difficult-to-treat inflammatory bowel disease: a single-center retrospective study in Japan doi.org/10.5217/ir.202…

Safety and effectiveness of budesonide rectal foam for ulcerative colitis in a large-scale, multicenter, prospective observational study: final report of post-marketing surveillance in Japan doi.org/10.5217/ir.202…

Real-world effectiveness and safety of upadacitinib in Korean patients with inflammatory bowel disease: a single-center retrospective study doi.org/10.5217/ir.202…

Association between anti-tumor necrosis factor alpha exposure and new-onset autoimmune diseases in inflammatory bowel disease: a nationwide case-control study in Korea doi.org/10.5217/ir.202…