Evidence types

Clinical study

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

Page 2 of 21 · 1004 articles

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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Intestinal ultrasound assessment of Crohn’s disease activity and complications: correlation with clinical, biochemical, and cross-sectional imaging findings
The Egyptian Journal of Radiology and Nuclear Medicine

Intestinal ultrasound assessment of Crohn’s disease activity and complications: correlation with clinical, biochemical, and cross-sectional imaging findings

IUS with the IBUS‑SAS score may offer a reliable, noninvasive way to monitor Crohn’s disease activity that correlates with clinical scores and biomarkers and aligns well with CT/MRI for most findings.

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Advances in Edible Probiotic Encapsulation and Oral Delivery Technologies for Prevention and Treatment of Inflammatory Bowel Disease
Probiotics and Antimicrobial Proteins

Advances in Edible Probiotic Encapsulation and Oral Delivery Technologies for Prevention and Treatment of Inflammatory Bowel Disease

Based on the title and source metadata, this appears to be a clinical study related to Inflammatory bowel disease and Research and clinical trials. The original article is from Probiotics and Antimicrobial Proteins.

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Fecal Microbiota Transfer for Recurrent Clostridioides difficile Infection: A Retrospective Single-Center Analysis.
Zeitschrift fur Gastroenterologie

Fecal Microbiota Transfer for Recurrent Clostridioides difficile Infection: A Retrospective Single-Center Analysis.

FMT is shown here to be an effective option for treating recurrent C. difficile infection, including for patients who also have IBD — a group often vulnerable to recurrent infections and complications.

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Separating Prognostic Association from Treatment-Effect Modification of a Baseline Mucosal Inflammatory-Response Score in Ulcerative Colitis Biologic Trials.
Clinics and research in hepatology and gastroenterology

Separating Prognostic Association from Treatment-Effect Modification of a Baseline Mucosal Inflammatory-Response Score in Ulcerative Colitis Biologic Trials.

Researchers and clinicians want biomarkers that predict outcome or tailor treatment. This study suggests a mucosal gene-expression score is prognostic and declines in responders, but it does not yet show the score...

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Fatigue across physical and mental health conditions: results from a multicenter study at the German Center for Mental Health.
Journal of psychosomatic research

Fatigue across physical and mental health conditions: results from a multicenter study at the German Center for Mental Health.

The study directly compares fatigue levels across several chronic conditions using the same validated tools, offering context for how fatigue in IBD compares to other illnesses. That context can help patients and...

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Antibody-mediated immune responses and inflammatory bowel disease: insights from genetic correlation and Mendelian randomization
Archives of medical science : AMS

Antibody-mediated immune responses and inflammatory bowel disease: insights from genetic correlation and Mendelian randomization

Based on the title and source metadata, this appears to be a clinical study related to Inflammatory bowel disease and Research and clinical trials. The original article is from Archives of medical science : AMS.

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PREDICT-UC, infliximab pharmacokinetics, and the pursuit of personalised rescue therapy in acute severe ulcerative colitis
Translational gastroenterology and hepatology

PREDICT-UC, infliximab pharmacokinetics, and the pursuit of personalised rescue therapy in acute severe ulcerative colitis

For people hospitalized with acute severe UC, the findings suggest that measuring early infliximab pharmacokinetics could help personalize rescue therapy and potentially reduce colectomy risk by identifying who may need...

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Gut Microbiota-Driven Neuroimmune Crosstalk in Ulcerative Colitis: From Mechanisms to Therapeutic Implications
Biomedicines

Gut Microbiota-Driven Neuroimmune Crosstalk in Ulcerative Colitis: From Mechanisms to Therapeutic Implications

Understanding microbiota–neuroimmune interactions could explain why symptoms like urgency and pain persist in some people with UC and may point to new treatment strategies that go beyond conventional anti-inflammatory...

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Ulcerative colitis, but not Crohn's disease, displays demographically and clinically driven mucosal immune heterogeneity: implications for patient stratification.
Frontiers in immunology

Ulcerative colitis, but not Crohn's disease, displays demographically and clinically driven mucosal immune heterogeneity: implications for patient stratification.

The findings suggest that tissue-based immune profiling may better identify biologically distinct subgroups in ulcerative colitis than blood tests, which could affect research on personalized treatment or trial...

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Changes in Serum MMP-9 and TIMP-1 Concentrations in Children with Inflammatory Bowel Disease over a Six-Month Observation Period
International Journal of Molecular Sciences

Changes in Serum MMP-9 and TIMP-1 Concentrations in Children with Inflammatory Bowel Disease over a Six-Month Observation Period

If reliable, blood biomarkers that track IBD activity could help noninvasively follow children with Crohn’s disease or ulcerative colitis. This study suggests MMP-9 and TIMP-1 change with disease course but did not show...

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Leucine-rich alpha-2 glycoprotein reflects transmural inflammation assessed by through-the-scope endoscopic ultrasonography: A prospective study in small-bowel Crohn’s disease
World Journal of Gastroenterology

Leucine-rich alpha-2 glycoprotein reflects transmural inflammation assessed by through-the-scope endoscopic ultrasonography: A prospective study in small-bowel Crohn’s disease

A blood biomarker that reflects transmural inflammation could help monitor small-bowel Crohn’s disease noninvasively and might predict risk of rehospitalization.

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Multimodal prediction of infliximab initiation within 6 months after initiation of conventional therapy in pediatric Crohn's disease: A multicenter algorithm development and validation study.
Journal of pediatric gastroenterology and nutrition

Multimodal prediction of infliximab initiation within 6 months after initiation of conventional therapy in pediatric Crohn's disease: A multicenter algorithm development and validation study.

Predicting early need for infliximab could help identify children with Crohn’s disease who may benefit from earlier biologic therapy instead of prolonged conventional treatment. A reliable prediction tool may shorten...

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IL-11 in fibrostenotic Crohn’s disease: historical agonism, the selective-inhibition hypothesis, and evidence thresholds for translation
Frontiers in Pharmacology

IL-11 in fibrostenotic Crohn’s disease: historical agonism, the selective-inhibition hypothesis, and evidence thresholds for translation

IL-11 is implicated in fibrostenotic Crohn’s disease; determining whether it is a reversible therapeutic target could lead to treatments that prevent or reverse strictures rather than only managing inflammation or...

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Real-world clinical outcomes, prognostic factors, and safety profile of upadacitinib in patients with inflammatory bowel disease
World Journal of Gastrointestinal Endoscopy

Real-world clinical outcomes, prognostic factors, and safety profile of upadacitinib in patients with inflammatory bowel disease

Real-world data on upadacitinib help patients and clinicians understand how the drug performs outside clinical trials, including how long patients stay on treatment, remission rates, and common side effects.

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Analysis of the Intestinal Microbiota in Crohn’s Disease and Therapeutic Potential of Thymus Essential Oils
Bacteria

Analysis of the Intestinal Microbiota in Crohn’s Disease and Therapeutic Potential of Thymus Essential Oils

Findings highlight cultivable gut microbiota differences in Crohn’s disease versus controls and present preliminary in vitro antimicrobial activity of two thyme essential oils—topics that may interest patients following...

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Microbiota-Associated Metabolites as Biomarkers and Therapeutic Opportunities in Inflammatory Bowel Disease
Nutrients

Microbiota-Associated Metabolites as Biomarkers and Therapeutic Opportunities in Inflammatory Bowel Disease

Microbiota-derived metabolites are linked to inflammation and gut barrier function, so they could become biomarkers or therapeutic targets for Crohn’s disease and ulcerative colitis. Patients may see future tests or...

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Serum proteins predict incident inflammatory bowel disease 14 years before diagnosis: a machine-learning and Cox modelling in the UK Biobank

Protein biomarkers that predict IBD years before diagnosis could enable earlier detection, inform risk-stratified monitoring, and reveal early disease pathways that might be targeted to prevent or delay onset.

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Aberrant absorptive enterocyte differentiation is associated with altered ion transport and chronic inflammatory diahrea in IBD patients.
Clinical science (London, England : 1979)

Aberrant absorptive enterocyte differentiation is associated with altered ion transport and chronic inflammatory diahrea in IBD patients.

Diarrhea is a common, burdensome symptom in IBD. This study suggests that inflammation-linked defects in enterocyte differentiation and reduced ion transporter expression may help explain persistent diarrhea and that...

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Long-term Benefits of Mirikizumab on Patient-Reported Outcomes in Individuals with Crohn's Disease: 2-Year Results from the VIVID-2 Extension Study.
Clinical and translational gastroenterology

Long-term Benefits of Mirikizumab on Patient-Reported Outcomes in Individuals with Crohn's Disease: 2-Year Results from the VIVID-2 Extension Study.

Patients and clinicians considering long-term use of mirikizumab for Crohn's disease may find evidence here that quality of life and common symptoms (fatigue, abdominal pain, stool frequency) can remain improved out to...

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Inflammatory Fibroblasts and Epithelial-Mesenchymal Plasticity in Inflammatory Bowel Disease
University of Groningen research database (University of Groningen / Centre for Information Technology)

Inflammatory Fibroblasts and Epithelial-Mesenchymal Plasticity in Inflammatory Bowel Disease

Intestinal fibrosis can cause strictures and obstructive complications that often lead to surgery. Research identifying the cellular drivers and druggable pathways could guide development of treatments to prevent or slow...

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Health-related quality of life after diagnosis of ulcerative colitis and Crohn’s disease: 3-year trajectories and factors associated with clinically meaningful improvement (the IBSEN III cohort)
Inflammatory Bowel Diseases

Health-related quality of life after diagnosis of ulcerative colitis and Crohn’s disease: 3-year trajectories and factors associated with clinically meaningful improvement (the IBSEN III cohort)

This study follows people from diagnosis and shows that about half achieve clinically meaningful improvements in quality of life by 3 years, but many remain below general population norms.

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Prior Ustekinumab Exposure and Ulcerative Colitis Are Associated with Suboptimal Trough Levels in Patients Receiving Advanced-Line Vedolizumab or Ustekinumab for Inflammatory Bowel Disease: A Cross-Sectional Cohort Study
Biomedicines

Prior Ustekinumab Exposure and Ulcerative Colitis Are Associated with Suboptimal Trough Levels in Patients Receiving Advanced-Line Vedolizumab or Ustekinumab for Inflammatory Bowel Disease: A Cross-Sectional Cohort Study

Patients on biologic therapy often have drug levels and antidrug antibodies measured to guide care. This study suggests prior biologic history, disease type (UC vs CD) and which biologic is currently used may affect...

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Bilirubin statistically accounts for the association between Enterobacterales lineage and Mayo endoscopic score in ulcerative colitis: a cross-sectional associational variable analysis
Frontiers in Medicine

Bilirubin statistically accounts for the association between Enterobacterales lineage and Mayo endoscopic score in ulcerative colitis: a cross-sectional associational variable analysis

The paper suggests serum bilirubin levels statistically explain a meaningful fraction of the link between gut Enterobacterales abundance and endoscopic disease activity in UC, which may point to biologic pathways or...

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Associations between redox-related biomarkers and treatment response in patients with inflammatory bowel disease initiating infliximab or vedolizumab
Frontiers in Pharmacology

Associations between redox-related biomarkers and treatment response in patients with inflammatory bowel disease initiating infliximab or vedolizumab

The study explores whether blood redox biomarkers relate to short- and long-term response to infliximab or vedolizumab, which could help predict who benefits from these biologics. It also suggests a link between...

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Myofibroblast Derived Transglutaminase 2 Activity is Upregulated in Stricturing Crohn's Disease and its Inhibition Exerts Anti-Fibrotic Properties.
Gastroenterology

Myofibroblast Derived Transglutaminase 2 Activity is Upregulated in Stricturing Crohn's Disease and its Inhibition Exerts Anti-Fibrotic Properties.

TG2 produced by intestinal myofibroblasts may drive fibrosis and strictures in Crohn's disease independently of inflammation; blocking TG2 reduced fibrosis in lab and mouse models, pointing to a possible new...

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Early-life animal exposure was not associated with risk of inflammatory bowel disease: a nationwide birth cohort study.
Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association

Early-life animal exposure was not associated with risk of inflammatory bowel disease: a nationwide birth cohort study.

This large, long-term study suggests that having pets or farm animals during pregnancy or early childhood probably does not meaningfully change a child’s later risk of developing IBD, which may reassure families...

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Statistical caution before adopting a data-driven day-3 PUCAI cut-off in flare-onset paediatric acute severe ulcerative colitis.
Digestive and liver disease : official journal of the Italian Society of Gastroenterology and the Italian Association for the Study of the Liver

Statistical caution before adopting a data-driven day-3 PUCAI cut-off in flare-onset paediatric acute severe ulcerative colitis.

Based on the title and source metadata, this appears to be a clinical study related to Ulcerative colitis, Inflammatory bowel disease, and Research and clinical trials. The original article is from Digestive and liver...

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Prediction of incident inflammatory bowel disease from routine electronic health records: development and external validation of a longitudinal machine learning model

Earlier identification of people likely to develop IBD could shorten diagnostic delays that are linked to worse outcomes, and an automated EHR model might help target who should get earlier evaluation.

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Long-term comparative effectiveness of first-line infliximab vs corticosteroids in ulcerative colitis: Remission and colectomy risk
World Journal of Gastroenterology

Long-term comparative effectiveness of first-line infliximab vs corticosteroids in ulcerative colitis: Remission and colectomy risk

The study suggests that using infliximab as first-line therapy (rather than IV corticosteroids) may produce more durable remission and reduce long-term colectomy risk in moderate-to-severe ulcerative colitis.

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Real-World Epidemiology of Inflammatory Bowel Disease in Italy: Treatment Patterns, Adherence, and Costs in Patients with Ulcerative Colitis Treated with Mesalazine
Drugs - Real World Outcomes

Real-World Epidemiology of Inflammatory Bowel Disease in Italy: Treatment Patterns, Adherence, and Costs in Patients with Ulcerative Colitis Treated with Mesalazine

Based on the title and source metadata, this appears to be a clinical study related to Ulcerative colitis, Inflammatory bowel disease, and Mesalamine. The original article is from Drugs - Real World Outcomes.

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Bedside analysis of volatile organic compounds in exhaled human breath as non-invasive diagnostic tool for colon diseases.
Bioanalysis

Bedside analysis of volatile organic compounds in exhaled human breath as non-invasive diagnostic tool for colon diseases.

A breath-based VOC test could offer a noninvasive, point-of-care way to help detect or screen for colon diseases including IBD. This study shows preliminary promise—especially for ulcerative colitis—but is early-stage...

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