Tests and monitoring tools

Biomarker

Biomarker articles covering signals used to study, predict, monitor, or measure Crohn's disease and IBD activity or treatment response. Monitoring context emphasizes diagnosis, follow-up, disease activity, treatment response, and care decisions.

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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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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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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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Targeting pyroptosis in intestinal and systemic inflammatory diseases: mechanisms and therapeutic opportunities.
Molecular biology reports

Targeting pyroptosis in intestinal and systemic inflammatory diseases: mechanisms and therapeutic opportunities.

Pyroptosis is a key inflammatory pathway that may drive or modulate IBD activity. Understanding and targeting it could lead to new treatments, but past trial setbacks mean patients should know translation is still...

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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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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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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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Multimodal biomarkers and prediction models for stricturing and penetrating progression in Crohn's disease
Frontiers in medicine

Multimodal biomarkers and prediction models for stricturing and penetrating progression in Crohn's disease

Based on the title and source metadata, this appears to be a systematic review or meta analysis related to Crohn's disease, Inflammatory bowel disease, and Biomarkers. The original article is from Frontiers in medicine.

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Diagnostic Value of Gastrointestinal Ultrasound (GIUS), Including Doppler and Contrast-Enhanced Ultrasound (CEUS), in the Assessment of Inflammatory Bowel Disease Activity: A Scoping Review
Journal of Clinical Medicine

Diagnostic Value of Gastrointestinal Ultrasound (GIUS), Including Doppler and Contrast-Enhanced Ultrasound (CEUS), in the Assessment of Inflammatory Bowel Disease Activity: A Scoping Review

Noninvasive GI ultrasound (including Doppler/CEUS) could reduce the need for frequent endoscopies for monitoring IBD activity and, when combined with biomarkers, may improve accuracy of disease assessment. However,...

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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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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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Interplay Between Endoplasmic Reticulum Stress and Mitochondrial Dysfunction in Inflammatory Bowel Disease: From Molecular Mechanisms to Therapeutic Opportunities.
Pharmacological research

Interplay Between Endoplasmic Reticulum Stress and Mitochondrial Dysfunction in Inflammatory Bowel Disease: From Molecular Mechanisms to Therapeutic Opportunities.

The review links ER stress and mitochondrial dysfunction to core IBD processes (inflammation, barrier damage, cell death) and highlights MERCs as an integrated signaling hub, suggesting new biomarker and therapeutic...

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Efficacy of Empagliflozin in Patients with Mild-to-Moderate Ulcerative Colitis: A Randomized Controlled Pilot Study.
Springer Science and Business Media LLC

Efficacy of Empagliflozin in Patients with Mild-to-Moderate Ulcerative Colitis: A Randomized Controlled Pilot Study.

If confirmed, an existing diabetes drug class (SGLT2 inhibitors) could offer an adjunct anti-inflammatory option for people with mild-to-moderate ulcerative colitis and might affect symptoms, biomarkers, and quality of...

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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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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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Gut microbiota, microbial metabolites, and mucosal barrier dysfunction in benign anorectal disorders and ulcerative colitis: shared mechanisms, clinical links, and precision interventions
Frontiers in Medicine

Gut microbiota, microbial metabolites, and mucosal barrier dysfunction in benign anorectal disorders and ulcerative colitis: shared mechanisms, clinical links, and precision interventions

The review links microbiome, metabolites, barrier function, and immune responses across anorectal disorders and ulcerative colitis — areas that directly affect symptoms, healing, and response to therapy.

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Plasma lipopolysaccharide-binding protein (LBP), a proxy for intestinal permeability, relates to clinicopathological and immunological disease activity in inflammatory bowel disease patients at diagnosis and during disease course.
Journal of Crohn's & colitis

Plasma lipopolysaccharide-binding protein (LBP), a proxy for intestinal permeability, relates to clinicopathological and immunological disease activity in inflammatory bowel disease patients at diagnosis and during disease course.

A simple blood marker (LBP) that reflects bacterial exposure across the gut barrier was linked to disease severity and immune activity at diagnosis and during follow-up—especially in ulcerative colitis—so it might help...

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Protocol: Early Intestinal Ultrasonography for Prediction of Response to Corticosteroids or Biologics in Outpatients With Moderate to Severe Ulcerative Colitis
JCC Plus

Protocol: Early Intestinal Ultrasonography for Prediction of Response to Corticosteroids or Biologics in Outpatients With Moderate to Severe Ulcerative Colitis

If validated, early bedside ultrasound changes could let clinicians identify within days whether steroids or biologics are working, enabling faster treatment adjustments and potentially avoiding prolonged ineffective...

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Rise of prediagnostic molecular profiling in inflammatory bowel disease-can we close the door before the horse has bolted?
Gut

Rise of prediagnostic molecular profiling in inflammatory bowel disease-can we close the door before the horse has bolted?

Detecting molecular signs of IBD before symptoms could eventually allow earlier monitoring or preventive strategies, changing how and when people at risk are identified. For patients, this research points to hope that...

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Machine learning predicts relapse after anti-TNF withdrawal in ulcerative colitis using rectal biopsy transcriptomics
openRxiv

Machine learning predicts relapse after anti-TNF withdrawal in ulcerative colitis using rectal biopsy transcriptomics

Predicting who will relapse after stopping anti-TNF drugs could help avoid unnecessary flares or unnecessary ongoing treatment. A biopsy-based transcriptomic test could be a useful decision tool if validated.

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Identification of Autophagy-Related Biomarkers for Subtyping and Immune Microenvironment Remodeling in Ulcerative Colitis
Springer Science and Business Media LLC

Identification of Autophagy-Related Biomarkers for Subtyping and Immune Microenvironment Remodeling in Ulcerative Colitis

This study proposes three autophagy-related genes (APOL1, CCL2, IL24) as potential biomarkers that may help classify ulcerative colitis patients into subtypes with different immune environments, which could eventually...

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Biologic and small-molecule therapies for inflammatory bowel disease: mechanisms, comparative evidence and the emerging pipeline
Frontiers in Pharmacology

Biologic and small-molecule therapies for inflammatory bowel disease: mechanisms, comparative evidence and the emerging pipeline

This review summarises the rapidly changing drug landscape for Crohn’s disease and ulcerative colitis, including newly approved biologics and small molecules and several emerging therapies that may affect future...

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Biopsy-Based Molecular Signatures Predicting Therapeutic Response in Ulcerative Colitis
International Journal of Molecular Sciences

Biopsy-Based Molecular Signatures Predicting Therapeutic Response in Ulcerative Colitis

If validated, mucosal biomarkers like SPARC and SPP1 might help predict who will not respond to infliximab, potentially guiding treatment choices and avoiding ineffective therapy for some people with UC.

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Neutrophil extracellular traps as a potential therapeutic target in inflammatory bowel disease: a systematic review and meta-analysis.
Frontiers in immunology

Neutrophil extracellular traps as a potential therapeutic target in inflammatory bowel disease: a systematic review and meta-analysis.

The review suggests NETs are elevated in IBD and that reducing NETs activity helped in animal models—so NETs could be a future therapeutic target and a biomarker of disease severity.

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Reading the glycome in MASLD: at the crossroads of metabolism and inflammation.
Revista espanola de enfermedades digestivas

Reading the glycome in MASLD: at the crossroads of metabolism and inflammation.

Circulating glycoprotein signals may help explain how systemic inflammation in IBD interacts with metabolic liver disease (MASLD). If validated, they could improve risk stratification for liver complications beyond...

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Association of prealbumin with risk of abdominal surgery and endoscopic recurrence in Crohn’s disease: A machine learning study
World Journal of Gastroenterology

Association of prealbumin with risk of abdominal surgery and endoscopic recurrence in Crohn’s disease: A machine learning study

If validated, prealbumin — a routine blood protein test reflecting nutrition and inflammation — could help predict who with Crohn’s disease is more likely to need abdominal surgery or to have endoscopic recurrence after...

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Microbiota-Associated Amino Acid Metabolites in Inflammatory Bowel Disease: Emerging Key Players in the Host–Microbe Interface
Microorganisms

Microbiota-Associated Amino Acid Metabolites in Inflammatory Bowel Disease: Emerging Key Players in the Host–Microbe Interface

Microbial amino-acid metabolites may be active players in IBD biology and could become useful biomarkers or therapeutic targets. Understanding these metabolites helps explain links between the microbiome, immune...

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Tolerogenic dendritic cells modulate macrophage inflammatory response in Ulcerative colitis: role of IL-1RN
BMC Gastroenterology

Tolerogenic dendritic cells modulate macrophage inflammatory response in Ulcerative colitis: role of IL-1RN

Identifies IL-1RN and SERPINA1 as biomarkers linked to macrophage-driven inflammation in ulcerative colitis and shows TolDCs can reduce macrophage pro-inflammatory cytokine expression in lab experiments — findings that...

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MicroRNAs in immune-related diseases: mechanism, functions and therapeutic perspectives.
Frontiers in immunology

MicroRNAs in immune-related diseases: mechanism, functions and therapeutic perspectives.

miRNAs are being studied as stable circulating biomarkers and possible therapeutic targets in immune diseases including IBD. Advances could eventually improve earlier diagnosis, track disease course, or lead to new...

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In Silico Single-Cell Frame work for Modeling Intestinal Stem and Transit-Amplifying Progenitor Cells Dynamics.
Methods in molecular biology (Clifton, N.J.)

In Silico Single-Cell Frame work for Modeling Intestinal Stem and Transit-Amplifying Progenitor Cells Dynamics.

The pipeline helps identify stem and progenitor epithelial cell states linked to inflammation in IBD. Knowing these cell states and biomarkers could guide research into disease mechanisms, tissue repair, and potential...

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Leucine-rich alpha-2 glycoprotein as a predictor of primary non-response to anti-TNF-α therapy in biologic-naïve Egyptian IBD patients
BMC Gastroenterology

Leucine-rich alpha-2 glycoprotein as a predictor of primary non-response to anti-TNF-α therapy in biologic-naïve Egyptian IBD patients

A blood biomarker that helps predict primary non-response to anti‑TNF drugs could spare some patients ineffective therapy, reduce delays to alternative treatments, and inform shared decision‑making before starting...

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