Publications: All (49)


Gravdal K, Kirste KH, Grzelak K, Kirubakaran GT, Leissner P, Saliou A, Casèn C. Exploring the gut microbiota in patients with pre-diabetes and treatment naïve diabetes type 2 - a pilot study - PubMed ( BMC Endocr Disord. 2023 Aug 21;23(1):179. doi: 10.1186/s12902-023-01432-0. PMID: 37605183; PMCID: PMC10440924.


Algera JP, Magnusson MK, Öhman L, Störsrud S, Simrén M, Törnblom H. Randomised controlled trial: effects of gluten-free diet on symptoms and the gut microenvironment in irritable bowel syndrome - PubMed ( Aliment Pharmacol Ther. 2022 Sep 29. doi: 10.1111/apt.17239. Epub ahead of print. PMID: 36173041.

Telle-Hansen VH, Gaundal L, Bastani N, Rud I, Byfuglien MG, Gjøvaag T, Retterstøl K, Holven KB, Ulven SM, Myhrstad MCW. Replacing saturated fatty acids with polyunsaturated fatty acids increases the abundance of Lachnospiraceae and is associated with reduced total cholesterol levels-a randomized controlled trial in healthy individuals - PubMed ( Lipids Health Dis. 2022 Sep 26;21(1):92. doi: 10.1186/s12944-022-01702-1. PMID: 36163070.

Gaundal L, Myhrstad MCW, Rud I, Gjøvaag T, Byfuglien MG, Retterstøl K, Holven KB, Ulven SM, Telle-Hansen VH. Gut microbiota is associated with dietary intake and metabolic markers in healthy individuals - PubMed ( Food Nutr Res. 2022 Jun 23;66. doi: 10.29219/fnr.v66.8580. PMID: 35844956; PMCID: PMC9250133.

Kumar A, Gravdal K, Segal JP, Steed H, Brookes MJ, Al-Hassi HO. Variability in the Pre-Analytical Stages Influences Microbiome Laboratory Analyses - PubMed ( Genes (Basel). 2022 Jun 15;13(6):1069. doi: 10.3390/genes13061069. PMID: 35741831; PMCID: PMC9223004.

El-Salhy M, Winkel R, Casen C, Hausken T, Gilja OH, Hatlebakk JG. Efficacy of Fecal Microbiota Transplantation for Patients With Irritable Bowel Syndrome at 3 Years After Transplantation - PubMed ( Gastroenterology. 2022 Jun 13:S0016-5085(22)00625-4. doi: 10.1053/j.gastro.2022.06.020. Epub ahead of print. PMID: 35709830.

Iribarren C, Nordlander S, Sundin J, Isaksson S, Savolainen O, Törnblom H, Magnusson MK, Simrén M, Öhman LFecal luminal factors from patients with irritable bowel syndrome induce distinct gene expression of colonoids - PubMed ( Neurogastroenterol Motil. 2022 Apr 29:e14390. doi: 10.1111/nmo.14390. Epub ahead of print. PMID: 35485994.

El-Salhy M, Mazzawi T, Hausken T, Hatlebakk JG. The fecal microbiota transplantation response differs between patients with severe and moderate irritable bowel symptoms - PubMed ( Scand J Gastroenterol. 2022 Apr 29:1-10. doi: 10.1080/00365521.2022.2064725. Epub ahead of print. PMID: 35486073.

El-Salhy M, Mazzawi T, Hausken T, Hatlebakk JG. Irritable bowel syndrome patients who are not likely to respond to fecal microbiota transplantation - PubMed ( Neurogastroenterol Motil. 2022 Mar 18:e14353. doi: 10.1111/nmo.14353. Epub ahead of print. PMID: 35302268.

Rej A, Sanders DS, Shaw CC, Buckle R, Trott N, Agrawal A, Aziz I. Efficacy and Acceptability of Dietary Therapies in Non-Constipated Irritable Bowel Syndrome: A Randomized Trial of Traditional Dietary Advice, the Low FODMAP Diet, and the Gluten-Free Diet - PubMed ( Clin Gastroenterol Hepatol. 2022 Feb 28:S1542-3565(22)00202-6. doi: 10.1016/j.cgh.2022.02.045. Epub ahead of print. PMID: 35240330.

Sagard J, Olofsson T, Mogard E, Marsal J, Andréasson K, Geijer M, Kristensen LE, Lindqvist E, Wallman JK. Gut dysbiosis associated with worse disease activity and physical function in axial spondyloarthritis - PubMed ( Arthritis Res Ther. 2022 Feb 12;24(1):42. doi: 10.1186/s13075-022-02733-w. PMID: 35151357; PMCID: PMC8840679.

Colomier E, Van Oudenhove L, Tack J, Böhn L, Bennet S, Nybacka S, Störsrud S, Öhman L, Törnblom H, Simrén M. Predictors of Symptom-Specific Treatment Response to Dietary Interventions in Irritable Bowel Syndrome - PubMed ( Nutrients. 2022 Jan 17;14(2):397. doi: 10.3390/nu14020397. PMID: 35057578; PMCID: PMC8780869.


Vasapolli R, Schulz C, Schweden M, Casèn C, Kirubakaran GT, Kirste KH, Macke L, Link A, Schütte K, Malfertheiner P. Gut microbiota profiles and the role of anti-CdtB and anti-vinculin antibodies in patients with functional gastrointestinal disorders (FGID) - PubMed ( Eur J Clin Invest. 2021 Aug 14:e13666. doi: 10.1111/eci.13666. Epub ahead of print. PMID: 34390492.

El-Salhy M, Kristoffersen AB, Valeur J, Casen C, Hatlebakk JG, Gilja OH, Hausken T. Long-term effects of fecal microbiota transplantation (FMT) in patients with irritable bowel syndrome - PubMed ( Neurogastroenterol Motil. 2021 Jun 18:e14200. doi: 10.1111/nmo.14200. Epub ahead of print. PMID: 34145677.

Ahluwalia B, Iribarren C, Magnusson MK, Sundin J, Clevers E, Savolainen O, Ross AB, Törnblom H, Simrén M, Öhman LA Distinct Faecal Microbiota and Metabolite Profile Linked to Bowel Habits in Patients with Irritable Bowel Syndrome - PubMed ( Cells. 2021 Jun 10;10(6):1459. doi: 10.3390/cells10061459. PMID: 34200772; PMCID: PMC8230381.

El-Salhy M, Casen C, Valeur J, Hausken T, Hatlebakk JG. Responses to faecal microbiota transplantation in female and male patients with irritable bowel syndrome - PubMed ( World J Gastroenterol 2021; 27(18): 2219-2237 [DOI: 10.3748/wjg.v27.i18.2219]

Mazzawi T, El-Salhy M, Lied GA, Hausken T. The Effects of Fecal Microbiota Transplantation on the Symptoms and the Duodenal Neurogenin 3, Musashi 1, and Enteroendocrine Cells in Patients With Diarrhea-Predominant Irritable Bowel Syndrome - PubMed ( Front Cell Infect Microbiol. 2021 May 12;11:524851. doi: 10.3389/fcimb.2021.524851. PMID: 34055657; PMCID: PMC8149964.

Öhman L, Lasson A, Strömbeck A, Isaksson S, Hesselmar M, Simrén M, Strid H, Magnusson MK. Fecal microbiota dynamics during disease activity and remission in newly diagnosed and established ulcerative colitis - PubMed ( Sci Rep. 2021 Apr 21;11(1):8641. doi: 10.1038/s41598-021-87973-7. PMID: 33883600; PMCID: PMC8060394.

Wei S, Bahl MI, Baunwall SMD, Hvas CL, Licht TR. Determining Gut Microbial Dysbiosis - Determining Gut Microbial Dysbiosis: a Review of Applied Indexes for Assessment of Intestinal Microbiota Imbalances - PubMed ( Appl Environ Microbiol. 2021 Mar 19:AEM.00395-21. doi: 10.1128/AEM.00395-21. Epub ahead of print. PMID: 33741632.


Bratlie M, Hagen IV, Helland A, Erchinger F, Midttun Ø, Ueland PM, Rosenlund G, Sveier H, Mellgren G, Hausken T, Gudbrandsen OA. Effects of high intake of cod or salmon on gut microbiota profile, faecal output and serum concentrations of lipids and bile acids in overweight adults: a randomised clinical trial - PubMed ( Eur J Nutr. 2020 Oct 27.

Andréasson K, Neringer K, Wuttge DM, Henrohn D, Marsal J, Hesselstrand R. Mycophenolate mofetil for systemic sclerosis: drug exposure exhibits considerable inter-individual variation-a prospective, observational study - PubMed ( Arthritis Res Ther. 2020 Oct 6;22(1):230. doi: 10.1186/s13075-020-02323-8. PMID: 33023643; PMCID: PMC7539387.

Vatn S, Carstens A, Kristoffersen AB, Bergemalm D, Casén C, Moen AEF, Tannaes TM, Lindstrøm J, Detlie TE, Olbjørn C, Lindquist CM, Söderholm JD, Gomollón F, Kalla R, Satsangi J, Vatn MH, Jahnsen J, Halfvarson J, Ricanek P; 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) - PubMed ( Scand J Gastroenterol. 2020 Oct;55(10).

Berentsen B, Nagaraja BH, Teige EP, Lied GA, Lundervold AJ, Lundervold K, Steinsvik EK, Hillestad ER, Valeur J, Brønstad I, Gilja OH, Osnes B, Hatlebakk JG, Haász J, Labus J, Gupta A, Mayer EA, Benitez-Páez A, Sanz Y, Lundervold A, Hausken T. Study protocol of the Bergen brain-gut-microbiota-axis study: A prospective case-report characterization and dietary intervention study to evaluate the effects of microbiota alterations on cognition and anatomical and functional brain connectivity in patients with irritable bowel syndrome - PubMed ( Medicine (Baltimore). 2020 Sep 11;99(37):e21950. doi: 10.1097/MD.0000000000021950. PMID: 32925728; PMCID: PMC7489588.

Aasbrenn M, Lydersen S, Farup PG. Changes in serum zonulin in individuals with morbid obesity after weight-loss interventions: a prospective cohort study - PubMed ( BMC Endocr Disord. 2020;20(1):108. Published 2020 Jul 22.

Iribarren C, Törnblom H, Aziz I, et al. Human milk oligosaccharide supplementation in irritable bowel syndrome patients: A parallel, randomized, double-blind, placebo-controlled study - PubMed ( [published online ahead of print, 2020 Jun 14]. Neurogastroenterol Motil. 2020;e13920.

Strömbeck A, Lasson A, Strid H, et al. Fecal microbiota composition is linked to the postoperative disease course in patients with Crohn's disease - PubMed ( BMC Gastroenterol. 2020;20(1):130. Published 2020 May 4.


Andréasson K, Alrawi Z, Persson A, Jönsson G, Marsal J. Intestinal dysbiosis is common in systemic sclerosis and associated with gastrointestinal and extraintestinal features of disease - PubMed ( Arthritis Res Ther. 2016;18(1):278. Published 2016 Nov 29.

Vebø HC, Karlsson MK, Avershina E, Finnby L, Rudi K. Bead-beating artefacts in the Bacteroidetes to Firmicutes ratio of the human stool metagenome - PubMed ( J Microbiol Methods. 2016;129:78-80.


Thorkildsen LT, Nwosu FC, Avershina E, et al. Dominant fecal microbiota in newly diagnosed untreated inflammatory bowel disease patients - PubMed ( Gastroenterol Res Pract. 2013;2013:636785.