Evidence types

Clinical study

Clinical study articles covering observational research, trial reports, and human data relevant to Crohn's disease and IBD.

Page 1 of 21 · 1002 articles

Bifidobacterium animalis subsp. lactis C-2 Alleviates DSS-induced Ulcerative Colitis via the Microbiota-tryptophan Metabolism-AhR Pathway
Probiotics and Antimicrobial Proteins

Bifidobacterium animalis subsp. lactis C-2 Alleviates DSS-induced Ulcerative Colitis via the Microbiota-tryptophan Metabolism-AhR Pathway

If probiotic strains can increase beneficial microbial metabolites that strengthen the gut barrier and reduce inflammation, they could point to new adjunctive strategies for IBD treatment.

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Epithelial Barrier-Injury Transcriptomic Stratification Across Human IBD Mucosal Cohorts.
Omics : a journal of integrative biology

Epithelial Barrier-Injury Transcriptomic Stratification Across Human IBD Mucosal Cohorts.

A transcriptomic "barrier-injury" score that tracks mucosal inflammation and predicts lower odds of mucosal healing could help researchers develop biomarkers for patient stratification, prognosis, or as exploratory...

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A Multi-marker Model Based on Routine Laboratory Parameters for Predicting Intestinal Fibrosis in Crohn's Disease
British Journal of Healthcare and Medical Research

A Multi-marker Model Based on Routine Laboratory Parameters for Predicting Intestinal Fibrosis in Crohn's Disease

The study suggests commonly available lab tests might help identify intestinal fibrosis and strictures in Crohn’s disease using a five-marker blood-based model, which could offer a noninvasive screening option if...

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Perianal fistulizing Crohn's disease increases infliximab clearance and causes low infliximab exposure (ATLANTIC).
Journal of Crohn's & colitis

Perianal fistulizing Crohn's disease increases infliximab clearance and causes low infliximab exposure (ATLANTIC).

If you have Crohn’s disease with perianal fistulas and are treated with infliximab, this study suggests the drug is cleared faster and trough levels are often lower after standard dosing — which may mean you need higher...

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Serum X-C Motif Chemokine Ligand 1 Is Associated with Endoscopic Activity in Crohn's Disease: A Clinical Biomarker Study.
The Turkish journal of gastroenterology : the official journal of Turkish Society of Gastroenterology

Serum X-C Motif Chemokine Ligand 1 Is Associated with Endoscopic Activity in Crohn's Disease: A Clinical Biomarker Study.

Patients and clinicians want blood or noninvasive tests that reflect what is seen on colonoscopy. This study identifies XCL1 as a blood biomarker candidate associated with endoscopic activity in Crohn's disease, though...

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Validation and Reliability of the Turkish Version of the Inflammatory Bowel Disease-Disk in Patients with Inflammatory Bowel Disease.
The Turkish journal of gastroenterology : the official journal of Turkish Society of Gastroenterology

Validation and Reliability of the Turkish Version of the Inflammatory Bowel Disease-Disk in Patients with Inflammatory Bowel Disease.

Validated patient-reported measures help track how IBD affects daily function and well-being. A Turkish IBD-Disk gives clinicians and researchers a standardized way to measure patient-perceived disease burden and monitor...

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The prevalence and impacts of NUDT15 variants in pediatric-onset inflammatory bowel disease patients in Taiwan.
Pediatrics and neonatology

The prevalence and impacts of NUDT15 variants in pediatric-onset inflammatory bowel disease patients in Taiwan.

NUDT15 gene variants can strongly increase the risk of neutropenia from thiopurine drugs used in IBD. Knowing a child’s NUDT15 status could help prevent serious low white blood cell counts by guiding drug choice or...

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Upadacitinib in Colonic Crohn's Disease: A Narrative Review of Mechanistic Rationale, Clinical Trial Evidence, and Real-World Outcomes.
Middle East journal of digestive diseases

Upadacitinib in Colonic Crohn's Disease: A Narrative Review of Mechanistic Rationale, Clinical Trial Evidence, and Real-World Outcomes.

Upadacitinib is an approved oral JAK1 inhibitor with evidence for inducing and maintaining remission in moderate-to-severe Crohn's disease, including colonic-predominant disease. Patients and clinicians may consider it...

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Intestinal epithelial memory: from inflammatory imprinting to metabolite-shaped immune tolerance.
Barrier immunity

Intestinal epithelial memory: from inflammatory imprinting to metabolite-shaped immune tolerance.

If epithelial cells keep lasting "memories" of past inflammation or microbial signals, that could help explain why some people with IBD have persistent barrier dysfunction, relapses, or incomplete mucosal recovery even...

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Baseline mucosal transcriptomic endotypes stratify healing capacity and biologic therapy outcomes in ulcerative colitis: an integrative multi-cohort study
Frontiers in Pharmacology

Baseline mucosal transcriptomic endotypes stratify healing capacity and biologic therapy outcomes in ulcerative colitis: an integrative multi-cohort study

If baseline mucosal gene-expression patterns can identify patients more likely to achieve mucosal healing across drug classes, those patterns could eventually help personalize treatment selection or stratify patients in...

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Subcutaneous versus intravenous double-dose infliximab for dose intensification in young adults with Crohn's disease: a prospective comparative study.
Digestive and liver disease : official journal of the Italian Society of Gastroenterology and the Italian Association for the Study of the Liver

Subcutaneous versus intravenous double-dose infliximab for dose intensification in young adults with Crohn's disease: a prospective comparative study.

This study addresses a common problem in Crohn's patients on infliximab: low drug levels despite IV dosing. It suggests switching to a subcutaneous infliximab formulation can raise and stabilize trough concentrations...

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Postoperative monitoring in Crohn’s disease: A multimodal machine learning model for predicting early complications and endoscopic recurrence
Langenbeck s Archives of Surgery

Postoperative monitoring in Crohn’s disease: A multimodal machine learning model for predicting early complications and endoscopic recurrence

People with Crohn’s disease who have had, or will have, intestinal surgery may benefit from better tools to predict early complications and endoscopic recurrence. Predictive models could help tailor follow-up and...

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Multimodal CCA + joint ICA reveals fused gray matter volume and resting-state functional alterations with neurotransmitter associations in Crohn’s disease
Journal of Translational Medicine

Multimodal CCA + joint ICA reveals fused gray matter volume and resting-state functional alterations with neurotransmitter associations in Crohn’s disease

This study links brain structure and function differences to clinical measures and neurotransmitter systems in Crohn’s disease, which may help explain cognitive, mood, or quality-of-life effects some people with CD...

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Endoscopic and histologic healing distribution and persistent rectosigmoiditis in moderate-to-severe ulcerative colitis
Inflammatory Bowel Diseases

Endoscopic and histologic healing distribution and persistent rectosigmoiditis in moderate-to-severe ulcerative colitis

If you have moderate-to-severe UC and are treated with adalimumab (or other therapies), this study suggests the rectum may be slower or less likely to reach endoscopic and histologic healing than more proximal colon...

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Laparoscopic surgery is associated with reduced long-term reoperation risk in Crohn's disease.
Techniques in coloproctology

Laparoscopic surgery is associated with reduced long-term reoperation risk in Crohn's disease.

Long-term risk of needing another intestinal surgery is a major concern for people with Crohn’s disease. This study suggests laparoscopic resection may be linked to lower long-term reoperation risk compared with open...

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Building sustainable IBD clinical research units: a practical toolbox emerging from a Belgian multi-stakeholder initiative.
Journal of Crohn's & colitis

Building sustainable IBD clinical research units: a practical toolbox emerging from a Belgian multi-stakeholder initiative.

Stronger, more sustainable IBD research units can increase patient access to clinical studies, speed up therapeutic and biomarker advances, and make care more research-ready. Patients and clinicians in centers with...

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A Comprehensive Ayurvedic Appraisement of Ulcerative Colitis: Pathophysiological Correlations and Management Strategies Via Purishavaha Sroto Dushti and Grahani Roga
International Journal of Innovative Science and Research Technology

A Comprehensive Ayurvedic Appraisement of Ulcerative Colitis: Pathophysiological Correlations and Management Strategies Via Purishavaha Sroto Dushti and Grahani Roga

The article offers an Ayurvedic framework for understanding and managing ulcerative colitis that may interest patients seeking complementary approaches and clinicians exploring integrative care. It emphasizes dietary and...

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Noninvasive evaluation of liver fibrosis in newly diagnosed pediatric Crohn's disease: Elastography and fibrotic biomarkers at diagnosis.
Advances in clinical and experimental medicine : official organ Wroclaw Medical University

Noninvasive evaluation of liver fibrosis in newly diagnosed pediatric Crohn's disease: Elastography and fibrotic biomarkers at diagnosis.

Parents and clinicians often worry about liver disease when children are diagnosed with Crohn's. This study suggests advanced liver fibrosis is uncommon at diagnosis, but elastography and fibrotic biomarkers can be...

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Monitoring and prediction in IBD: using biomarkers of gut barrier integrity and oxidative stress
University of Groningen research database (University of Groningen / Centre for Information Technology)

Monitoring and prediction in IBD: using biomarkers of gut barrier integrity and oxidative stress

Biomarkers of gut barrier integrity and oxidative stress could reveal hidden inflammation, help predict disease progression, and indicate likely treatment response—steps toward more personalized IBD care.

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Overcoming primary non-response to infliximab in ulcerative colitis: monocyte-derived PTGS2 as a therapeutic target
Frontiers in Immunology

Overcoming primary non-response to infliximab in ulcerative colitis: monocyte-derived PTGS2 as a therapeutic target

Patients on or considering infliximab may be interested because the paper identifies a possible molecular reason some people don’t respond and tests strategies that could, in principle, improve response to infliximab.

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Association of high-density lipoprotein cholesterol and routine laboratory indices with early differentiation of ulcerative colitis and Crohn’s disease: a multicenter cohort study
Lipids in Health and Disease

Association of high-density lipoprotein cholesterol and routine laboratory indices with early differentiation of ulcerative colitis and Crohn’s disease: a multicenter cohort study

Based on the title and source metadata, this appears to be a clinical study related to Ulcerative colitis, Crohn's disease, and Inflammatory bowel disease. The original article is from Lipids in Health and Disease.

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Comparative risk of incident Clostridioides difficile infection with vedolizumab versus anti‑TNF in ulcerative colitis: A retrospective cohort study.
Digestive and liver disease : official journal of the Italian Society of Gastroenterology and the Italian Association for the Study of the Liver

Comparative risk of incident Clostridioides difficile infection with vedolizumab versus anti‑TNF in ulcerative colitis: A retrospective cohort study.

People with UC and their clinicians often consider infection risks when choosing biologic therapy. This study examines whether vedolizumab and anti‑TNF drugs differ in risk for C. difficile infection, a relevant...

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Acne therapy with isotretinoin is well tolerated in patients with established inflammatory bowel disease: a retrospective, single center study.
Crohn's & colitis 360

Acne therapy with isotretinoin is well tolerated in patients with established inflammatory bowel disease: a retrospective, single center study.

Patients and clinicians worry isotretinoin might trigger flares in people with existing IBD. This study suggests that among patients with stable, well-controlled Crohn's or UC, isotretinoin did not generally worsen...

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Supplementation of Bacillus cereus Enhances Anti-Colitis Effects of Triple Probiotics in Mice: Correlative Evidence for a Gut Microbiota-Spermidine-Related Axis in Quadruple-Probiotic Protection.
Nutrients

Supplementation of Bacillus cereus Enhances Anti-Colitis Effects of Triple Probiotics in Mice: Correlative Evidence for a Gut Microbiota-Spermidine-Related Axis in Quadruple-Probiotic Protection.

People with ulcerative colitis may be interested because the study suggests a combined probiotic approach could strengthen gut bacteria functions linked to a protective metabolite (spermidine) and reduce colitis-like...

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Clinical characteristics of patients with overlapping eosinophilic esophagitis and inflammatory bowel disease in a national real-world cohort.
Diseases of the esophagus : official journal of the International Society for Diseases of the Esophagus

Clinical characteristics of patients with overlapping eosinophilic esophagitis and inflammatory bowel disease in a national real-world cohort.

Overlap of EoE and IBD appears uncommon but more frequent than in the general population and is linked to more allergic disease and higher steroid exposure without clearer increases in esophageal scarring. That may...

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Early coconut oil exposure suppresses chronic experimental Crohn's disease via myristic acid and enhanced regulatory T cells.
Nature communications

Early coconut oil exposure suppresses chronic experimental Crohn's disease via myristic acid and enhanced regulatory T cells.

This study suggests coconut oil and its myristic acid component reduced Crohn’s-like inflammation in a mouse model via effects on the microbiome and regulatory T cells, which could point toward new dietary or adjunctive...

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Serum zonulin levels and intestinal permeability in Behçet's syndrome: a cross-sectional study.
Clinical and experimental rheumatology

Serum zonulin levels and intestinal permeability in Behçet's syndrome: a cross-sectional study.

This study tested a blood biomarker (zonulin) tied to gut barrier function and found no evidence of increased intestinal permeability in these Behçet syndrome patients, unlike in the Crohn’s disease group.

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Patient-Reported Outcomes Are a Practical Tool for Monitoring Crohn's Disease Activity in Real-World Care.
Gastro hep advances

Patient-Reported Outcomes Are a Practical Tool for Monitoring Crohn's Disease Activity in Real-World Care.

PRO2 and PRO3 were recorded far more often than CDAI or HBI in routine care and correlated strongly with those clinician-scored indices, so they may be a practical way to monitor Crohn’s activity and support real-world...

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Evaluation Of Blood Platelet Indices, Platelet Aggregation And Coagulation Profile In The Activity State Of Inflammatory Bowel Disease Patients On Biological Treatment
Springer Science and Business Media LLC

Evaluation Of Blood Platelet Indices, Platelet Aggregation And Coagulation Profile In The Activity State Of Inflammatory Bowel Disease Patients On Biological Treatment

Blood platelet indices (PLR, MPV) are simple blood-test measures that may help detect IBD activity and show changes with biologic treatment. If validated, they could offer an inexpensive, noninvasive way to supplement...

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Emulsifier Intake in Healthy Controls and Patients with Inflammatory Bowel Disease: A Cross-Sectional Comparative Study with Longitudinal Follow-Up of Long-Term Outcomes.
Journal of the Academy of Nutrition and Dietetics

Emulsifier Intake in Healthy Controls and Patients with Inflammatory Bowel Disease: A Cross-Sectional Comparative Study with Longitudinal Follow-Up of Long-Term Outcomes.

The study suggests people with IBD consumed more dietary emulsifiers than healthy controls and found initial links between higher UPF/emulsifier intake and worse IBD-related events, which could be important if diet...

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