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Simen Vatn

Observed names: S Svendsen Vatn, S Vatn, S. Vatn, Sigurd Vatn, Vatn S, Vatn SS, Vatn, Simen
ORCID: 0000-0002-6124-4995
Observed ORCID: 0000-0002-6124-4995
OpenAlex ID: A5083246783
Integrative epigenome-wide analysis demonstrates that DNA methylation may mediate genetic risk in inflammatory bowel disease
2016 · N. T. Ventham, N. A. Kennedy, et al. · Nature Communications · 255
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Biosimilar infliximab (CT-P13) in the treatment of inflammatory bowel disease: A Norwegian observational study
2015 · Jørgen Jahnsen, Trond Espen Detlie, et al. · Expert Review of Gastroenterology & Hepatology · 111
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Fecal microbiota profiles in treatment-naïve pediatric inflammatory bowel disease – associations with disease phenotype, treatment, and outcome
2019 · Christine Olbjørn, Milada Cvancarova Småstuen, et al. · Clinical and Experimental Gastroenterology · 86
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Serum proteomic profiling at diagnosis predicts clinical course, and need for intensification of treatment in inflammatory bowel disease
2020 · R Kalla, A T Adams, et al. · Journal of Crohn s and Colitis · 82
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Characterisation of the Circulating Transcriptomic Landscape in Inflammatory Bowel Disease Provides Evidence for Dysregulation of Multiple Transcription Factors Including NFE2, SPI1, CEBPB, and IRF2
2022 · Jan K Nowak, Alex T Adams, et al. · Journal of Crohn s and Colitis · 51
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Analysis of Systemic Epigenetic Alterations in Inflammatory Bowel Disease: Defining Geographical, Genetic and Immune-Inflammatory influences on the Circulating Methylome
2022 · Rahul Kalla, Alex T Adams, et al. · Journal of Crohn s and Colitis · 50
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Faecal microbiota signatures of IBD and their relation to diagnosis, disease phenotype, inflammation, treatment escalation and anti-TNF response in a European Multicentre Study (IBD-Character)
2020 · S. Vatn, A. Carstens, et al. · Scandinavian Journal of Gastroenterology · 45
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Inflammatory bowel disease in South-Eastern Norway III (IBSEN III): a new population-based inception cohort study from South-Eastern Norway
2021 · Vendel A. Kristensen, Randi Opheim, et al. · Scandinavian Journal of Gastroenterology · 35
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Whole Blood Profiling of T-cell-Derived microRNA Allows the Development of Prognostic models in Inflammatory Bowel Disease
2020 · R Kalla, A T Adams, et al. · Journal of Crohn s and Colitis · 35
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Simultaneous purification of DNA and RNA from microbiota in a single colonic mucosal biopsy
2016 · Aina E. F. Moen, Tone M. Tannæs, et al. · BMC Research Notes · 34
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Patients’ perceptions of faecal calprotectin testing in inflammatory bowel disease: results from a prospective multicentre patient-based survey*
2018 · Rahul Kalla, Ray Boyapati, et al. · Scandinavian Journal of Gastroenterology · 32
Fatigue in Patients with Newly Diagnosed Inflammatory Bowel Disease: Results from a Prospective Inception Cohort, the IBSEN III Study
2023 · Kristina I Aass Holten, Tomm Bernklev, et al. · Journal of Crohn s and Colitis · 31
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The prevalence and transcriptional activity of the mucosal microbiota of ulcerative colitis patients
2018 · Aina E. Fossum Moen, Jonas Christoffer Lindstrøm, et al. · Scientific Reports · 25
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Clinical course of ulcerative colitis: Frequent use of biologics and low colectomy rate first year after diagnosis—results from the IBSEN III inception cohort
2024 · Vibeke Strande, Charlotte Lund, et al. · Alimentary Pharmacology & Therapeutics · 9
Prevalence of Irritable Bowel Syndrome Based on Rome IV Criteria in Patients in Biochemical and Endoscopic Remission From Newly Diagnosed Inflammatory Bowel Disease: One- and Three-Year Results (the IBSEN III Cohort)
2025 · Bjorn Christian Olsen, Randi Opheim, et al. · Inflammatory Bowel Diseases · 8
OP022 Proximity extension assay based proteins show immune cell specificity and can diagnose and predict outcomes in inflammatory bowel diseases: IBD Character study
2017 · R. Kalla, A. Adams, et al. · Journal of Crohn s and Colitis · 6
Low Surgery Rates in Early Crohn’s Disease: Results from a Prospective Population-Based Inception Cohort—The Inflammatory Bowel Disease in South-Eastern Norway III Study
2024 · Charlotte Lund, Vibeke Strande, et al. · Inflammatory Bowel Diseases · 5
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Proximity Extension Assay based Proteins Show Immune Cell Specificity and can Diagnose and Predict Outcomes in Inflammatory Bowel Diseases: IBD Character Study
2017 · Rahul Kalla, Alex Adams, et al. · Gastroenterology · 5
Predicting severe inflammatory bowel disease: a risk matrix model based on the IBSEN III inception cohort
2025 · Vibeke Strande, Milada Hagen, et al. · Scandinavian Journal of Gastroenterology · 4
Hjerneslagbehandling – en tverrspesialisert utfordring
2011 · Antje Reichenbach, Elisabeth Gulowsen Celius, et al. · Tidsskrift for Den norske legeforening · 4
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P816 IBSEN III—a new population-based inception cohort from South-Eastern Norway
2018 · V A Kristensen, R Opheim, et al. · Journal of Crohn s and Colitis · 3
Anxiety and depression in newly diagnosed patients with inflammatory bowel disease (the IBSEN III study) compared with the general population in Norway
2026 · Ingunn Johansen, Milada C Hagen, et al. · Journal of Crohn s and Colitis · 2
OC-047 Epigenetic alterations at diagnosis predict susceptibility, prognosis and treatment escalation in inflammatory bowel disease – ibd character
2017 · R Kalla, AT Adams, et al. · 2
P1147 Symptoms of irritable bowel syndrome are common in patients in remission from Inflammatory Bowel Disease: Results from an observational population-based cohort study in Norway
2024 · B Olsen, R Opheim, et al. · Journal of Crohn s and Colitis · 1
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P247 Anxiety and depression in newly diagnosed patients with Inflammatory Bowel Disease – Results from the IBSEN III study
2024 · I Johansen, M Hagen, et al. · Journal of Crohn s and Colitis · 1
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Works count: 51
Citation count: 924
H-index: 13
I10-index: 13
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