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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Altered colonic keratin expression as a biomarker signature distinguishes IBD, microscopic colitis, and IBS – a retrospective study
BMC Gastroenterology

Altered colonic keratin expression as a biomarker signature distinguishes IBD, microscopic colitis, and IBS – a retrospective study

Biopsy-based keratin patterns might help distinguish IBD, microscopic colitis, and IBS—conditions that can look similar clinically—so this could improve diagnostic accuracy if validated.

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Comparative pharmacodynamic material basis of oral and colonic administration of Baitouweng decoction in experimental ulcerative colitis.
Journal of ethnopharmacology

Comparative pharmacodynamic material basis of oral and colonic administration of Baitouweng decoction in experimental ulcerative colitis.

The paper suggests that the same herbal formula can produce different absorbed components and target interactions depending on oral versus colonic delivery, which could influence therapeutic effects in ulcerative colitis...

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Neutrophil activation parameter is a promising new biomarker of disease activity in ulcerative colitis.
Clinica chimica acta; international journal of clinical chemistry

Neutrophil activation parameter is a promising new biomarker of disease activity in ulcerative colitis.

A simple blood-derived neutrophil activation marker (Neut-RI) correlated with clinical disease activity in ulcerative colitis and outperformed fecal calprotectin and CRP in this study, suggesting a potential low-cost,...

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Connecting the Dots Between Pharmacokinetics, Inflammatory Biomarkers, and Mucosal Healing in Patients on Infliximab with Inflammatory Bowel Disease
Pharmaceutics

Connecting the Dots Between Pharmacokinetics, Inflammatory Biomarkers, and Mucosal Healing in Patients on Infliximab with Inflammatory Bowel Disease

If true, using infliximab drug-level modeling plus routine blood tests could help predict who has mucosal healing without immediate endoscopy, potentially reducing invasive procedures and improving monitoring for people...

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Integrated Multi-Omics Reveals Complementary Luminal and Mucosal Host–Microbiome Interactions Associated with Disease Activity and Phenotype in Paediatric Inflammatory Bowel Disease
Microorganisms

Integrated Multi-Omics Reveals Complementary Luminal and Mucosal Host–Microbiome Interactions Associated with Disease Activity and Phenotype in Paediatric Inflammatory Bowel Disease

The study shows that fecal (luminal) and mucosal microbiome and metabolite profiles capture different aspects of pediatric IBD—activity versus phenotype—so combined sampling may give a fuller picture for research and...

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Anti-TNF therapy attenuates the diagnostic utility of leucine-rich α2-Glycoprotein 1 for endoscopic activity in ulcerative colitis.
Therapeutic advances in gastroenterology

Anti-TNF therapy attenuates the diagnostic utility of leucine-rich α2-Glycoprotein 1 for endoscopic activity in ulcerative colitis.

Serum LRG1 is a candidate blood biomarker for mucosal inflammation in UC, but anti-TNF drugs may suppress its levels and cause false-negative results. This affects noninvasive monitoring and decisions based on LRG1...

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Serum osmolality as a potential marker of inflammatory bowel disease in patients with anxiety: a cross-sectional analysis based on the MIMIC-IV database
BMC Psychiatry

Serum osmolality as a potential marker of inflammatory bowel disease in patients with anxiety: a cross-sectional analysis based on the MIMIC-IV database

If validated, serum osmolality — a routine, low-cost blood measure — could become an additional marker to help identify IBD in certain hospitalized patients with anxiety. This could aid research and possibly improve...

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Oncostatin M as a Complementary Non-Invasive Marker of Endoscopic and Histological Disease Activity in Ulcerative Colitis
International Journal of Molecular Sciences

Oncostatin M as a Complementary Non-Invasive Marker of Endoscopic and Histological Disease Activity in Ulcerative Colitis

A blood biomarker (OSM) that tracks microscopic inflammation could help detect residual disease activity that fecal calprotectin and routine clinical scores miss. That matters because histological inflammation predicts...

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The Association of microRNA-145 and microRNA-191 with Therapeutic Response in Patients with Inflammatory Bowel Disease
Journal of Clinical Medicine

The Association of microRNA-145 and microRNA-191 with Therapeutic Response in Patients with Inflammatory Bowel Disease

Non-invasive blood biomarkers that predict who will respond to therapy could help personalize treatment and avoid ineffective medications. This study identifies plasma miR-145 and miR-191 as potential predictors of...

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Association of nutritional indices with early clinical remission in patients with moderate-to-severe ulcerative colitis treated with vedolizumab.
Therapeutic advances in gastroenterology

Association of nutritional indices with early clinical remission in patients with moderate-to-severe ulcerative colitis treated with vedolizumab.

Simple, routinely measured nutritional scores were associated with early (14-week) remission on vedolizumab in patients with moderate-to-severe UC, which could help identify patients more likely to respond early to this...

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Matrix metalloproteinase 9 and dipeptidyl peptidase-4/cluster of differentiation 26 are better performing biomarkers than matrix metalloproteinase 3 in stratifying mild and moderate activity of the ulcerative colitis
Biochemia medica

Matrix metalloproteinase 9 and dipeptidyl peptidase-4/cluster of differentiation 26 are better performing biomarkers than matrix metalloproteinase 3 in stratifying mild and moderate activity of the ulcerative colitis

Based on the title and source metadata, this appears to be a clinical study related to Ulcerative colitis, Inflammatory bowel disease, and Biomarkers. The original article is from Biochemia medica.

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Integrative Machine Learning and Single-Cell RNA Sequencing Reveals Timp1+ Stromal Cells as Key Drivers in Ulcerative Colitis.
Journal of inflammation research

Integrative Machine Learning and Single-Cell RNA Sequencing Reveals Timp1+ Stromal Cells as Key Drivers in Ulcerative Colitis.

Identifies a stromal-cell subset marked by TIMP1 that may play a role in UC pathogenesis and might serve as a candidate biomarker or therapeutic target; useful for researchers and clinicians following emerging...

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From Preclinical phase of Crohn’s disease to Post-operative Recurrence: Shared Mechanisms and Potential Interventions
PubMed Central

From Preclinical phase of Crohn’s disease to Post-operative Recurrence: Shared Mechanisms and Potential Interventions

This review highlights shared biomarkers and mechanisms between early Crohn's disease and post-operative recurrence, which could improve prediction and lead to preventive strategies for recurrence after surgery.

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From polymorphism to phenotype: FADS2 rs174538, fatty acid signatures and disease activity in Japanese Crohn’s disease
World Journal of Gastroenterology

From polymorphism to phenotype: FADS2 rs174538, fatty acid signatures and disease activity in Japanese Crohn’s disease

This study links genetic variation in fatty-acid–desaturase genes with membrane PUFA profiles and inflammatory markers in Crohn’s disease. If replicated, erythrocyte desaturase indices could become integrative biomarkers...

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Oral and upper gastrointestinal Crohn's disease: new perspectives on pathogenesis and clinical management.
Frontiers in cell and developmental biology

Oral and upper gastrointestinal Crohn's disease: new perspectives on pathogenesis and clinical management.

Oral and upper-GI involvement in Crohn's can be missed and may change how disease is diagnosed and managed. A focused review helps clinicians and researchers spot gaps in diagnostics and treatment research.

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Peroxynitrite-activated near-infrared fluorescence sensing platform for early non-invasive IBD diagnosis, herbal formula efficacy evaluation and anti-enteritis bioactive components screening.
Talanta

Peroxynitrite-activated near-infrared fluorescence sensing platform for early non-invasive IBD diagnosis, herbal formula efficacy evaluation and anti-enteritis bioactive components screening.

This study reports a non-invasive fluorescence probe that detects a reactive nitrogen species (peroxynitrite) linked to intestinal inflammation and shows signal changes in cells, animal models, and mouse feces — a...

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Blood Bile Acids for Inflammatory Bowel Disease Diagnosis and Disease Activity Assessment: A Metabolomics Meta-Analysis.
Journal of proteome research

Blood Bile Acids for Inflammatory Bowel Disease Diagnosis and Disease Activity Assessment: A Metabolomics Meta-Analysis.

If blood bile acid patterns are reproducibly different in IBD and track with disease activity, they could become noninvasive biomarkers to help diagnose IBD or monitor flares. That would be useful for patients and...

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Stromal ARHGEF15 Correlates With Inflammatory EMT and Stromal-Immune Crosstalk During Inflammatory Bowel Disease-To-Colorectal Cancer Progression.
Bioinformatics and biology insights

Stromal ARHGEF15 Correlates With Inflammatory EMT and Stromal-Immune Crosstalk During Inflammatory Bowel Disease-To-Colorectal Cancer Progression.

People with IBD are at higher risk for colorectal cancer; identifying stromal genes that track inflammation-driven EMT could help researchers find biomarkers or targets that explain how chronic inflammation promotes...

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REG3α is a Predictive Biomarker of Complicated Disease from Preclinical through Established Crohn's Disease.
Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association

REG3α is a Predictive Biomarker of Complicated Disease from Preclinical through Established Crohn's Disease.

A blood test (serum REG3α) may help identify people at higher risk of developing complicated Crohn's disease years before diagnosis and predict progression in established disease, which could inform monitoring or early...

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Protease-serpin-microbiome interactions in inflammatory bowel disease: toward integrated biomarkers of gut health.
Gut microbes

Protease-serpin-microbiome interactions in inflammatory bowel disease: toward integrated biomarkers of gut health.

Protease and serpin activity affect the gut barrier, immunity, and microbial ecology—processes central to IBD. Integrating these pathways could help identify biomarkers or targets that explain why IBD varies between...

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Novel Therapeutic Strategies and Biomarkers in the Management of Inflammatory Bowel Disease: A Narrative Review.
Cureus

Novel Therapeutic Strategies and Biomarkers in the Management of Inflammatory Bowel Disease: A Narrative Review.

This narrative review surveys novel biomarkers and therapeutic strategies for adult IBD, topics that could affect diagnosis, monitoring, and future treatment options for people with Crohn's disease or ulcerative colitis.

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Expression Profiles, Biological Functions and Clinical Significance of Circular RNAs in Inflammatory Bowel Disease.
Journal of inflammation research

Expression Profiles, Biological Functions and Clinical Significance of Circular RNAs in Inflammatory Bowel Disease.

Researchers are investigating circRNAs as potential biomarkers and therapeutic targets in IBD because they may help explain disease mechanisms and lead to better diagnostics or treatments in the future.

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Gut Microbiota and Metabolic Pathway Signatures for Inflammatory Bowel Disease Identified via Subject-Stratified Random Forest Based on the Longitudinal HMP2 Cohort
Genes

Gut Microbiota and Metabolic Pathway Signatures for Inflammatory Bowel Disease Identified via Subject-Stratified Random Forest Based on the Longitudinal HMP2 Cohort

The study provides a more rigorous, leakage-free machine-learning analysis of a major IBD microbiome cohort and proposes reproducible microbial and metabolic pathway candidates that could eventually help IBD diagnosis or...

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The Utility of Faecal Biomarkers in the Discrimination Between Acute Gastroenteritis and Inflammatory Bowel Disease
Biomedicines

The Utility of Faecal Biomarkers in the Discrimination Between Acute Gastroenteritis and Inflammatory Bowel Disease

Distinguishing acute infectious gastroenteritis from new‑onset IBD can be clinically challenging. Faecal biomarkers that help tell these apart could speed correct diagnosis and treatment and avoid unnecessary...

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Development of a tissue-based risk prediction model combining histology and barrier biomarkers for clinical relapse in ulcerative colitis with endoscopic healing.
Therapeutic advances in gastroenterology

Development of a tissue-based risk prediction model combining histology and barrier biomarkers for clinical relapse in ulcerative colitis with endoscopic healing.

Patients with UC who appear healed on endoscopy can still relapse; a biopsy-based model could help separate lower- and higher-risk patients and guide monitoring or research enrollment.

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Fatty acid-binding protein 2 in inflammatory bowel disease: mechanistic insights and translational perspectives.
Frontiers in medicine

Fatty acid-binding protein 2 in inflammatory bowel disease: mechanistic insights and translational perspectives.

FABP2 is presented as a sensitive biomarker of intestinal mucosal injury and a possible contributor to IBD mechanisms; if validated, it could improve disease monitoring and suggest new therapeutic targets.

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Identification of Ferro‐Aging‐Related Biomarkers for Ulcerative Colitis Through Integrated Machine Learning, Single‐Cell Analysis, and Spatial Transcriptomics
The FASEB Journal

Identification of Ferro‐Aging‐Related Biomarkers for Ulcerative Colitis Through Integrated Machine Learning, Single‐Cell Analysis, and Spatial Transcriptomics

Researchers identified molecular features of a proposed “ferro‑aging” state in UC and nominated CHST15 and MSN as biomarkers, which could help understand disease biology and point to new experimental targets for therapy...

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Extracellular vesicles in inflammatory bowel disease: from immune regulation and barrier repair to precise transformation.
Autoimmunity reviews

Extracellular vesicles in inflammatory bowel disease: from immune regulation and barrier repair to precise transformation.

The review summarizes how extracellular vesicles (EVs) shape immune responses and barrier repair in the gut and discusses their potential as accessible biomarkers and as vehicles for precise IBD therapies — topics that...

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Wearable perspiration sensor for continuous inflammation tracking in inflammatory bowel disease.
Inflammatory bowel diseases

Wearable perspiration sensor for continuous inflammation tracking in inflammatory bowel disease.

A wearable sensor that reliably measures inflammation markers (CRP and calprotectin) from sweat could make inflammation monitoring less invasive and more frequent for people with IBD, potentially helping detect flares...

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Plasma proteomic signatures associated with ulcerative colitis risk in overweight/obesity individuals: a UK Biobank study
Scientific Reports

Plasma proteomic signatures associated with ulcerative colitis risk in overweight/obesity individuals: a UK Biobank study

If you have overweight or obesity, this study suggests measurable blood proteins linked to inflammation may be associated with higher future risk of ulcerative colitis. Identifying such markers could help research on...

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Shaping the research agenda of pediatric gastroenterology, hepatology, and nutrition: The proposal from a SIGENP expert groups
PubMed Central

Shaping the research agenda of pediatric gastroenterology, hepatology, and nutrition: The proposal from a SIGENP expert groups

A strategic, pediatric-focused research agenda helps target studies where children with IBD and related conditions most need better diagnostics, biomarkers, and treatments. Prioritizing multi-center registries and...

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The Roles of Four Neutrophil-Derived Proteins as Non-Invasive Biomarkers in the Assessment of Inflammatory Bowel Disease.
Journal of inflammation research

The Roles of Four Neutrophil-Derived Proteins as Non-Invasive Biomarkers in the Assessment of Inflammatory Bowel Disease.

Non-invasive biomarkers can help detect and monitor IBD activity, distinguish IBD from other GI conditions, and potentially predict relapse—tools that may reduce need for invasive tests.

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Identification and validation of novel platelet-related genes in ulcerative colitis using bioinformatics and machine learning strategies
PeerJ

Identification and validation of novel platelet-related genes in ulcerative colitis using bioinformatics and machine learning strategies

Researchers present a small platelet-related gene signature (TRIM22, TIMP1, RAC2) that may help understand UC biology and point toward blood-based biomarkers. If validated further, such markers might aid noninvasive...

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Basal crypt dysplasia in inflammatory bowel disease: morphological quandaries, p53 immunohistochemistry and diagnostic pointers
Virchows Archiv

Basal crypt dysplasia in inflammatory bowel disease: morphological quandaries, p53 immunohistochemistry and diagnostic pointers

Basal crypt dysplasia is easy to miss but linked to higher risk of advanced colorectal neoplasia in longstanding IBD. Improved recognition and use of p53 immunohistochemistry or complementary biomarkers could affect...

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Longitudinal visceral adipose heterogeneity supports digital health stratification of infliximab response loss in Crohn disease
Springer Science and Business Media LLC

Longitudinal visceral adipose heterogeneity supports digital health stratification of infliximab response loss in Crohn disease

If validated, an imaging-derived adipose heterogeneity biomarker could help predict who will lose response to infliximab after induction, potentially guiding earlier treatment decisions and personalized monitoring for...

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