2023

• Lien, Hilde Julie Tokle; Pedersen, Tina Therese; Jakobsen, Bente; Flatberg, Arnar; Chawla, Konika; Sætrom, Pål. (2023) Single-cell resolution of longitudinal blood transcriptome profiles in rheumatoid arthritis, systemic lupus erythematosus and healthy control pregnancies. Annals of the Rheumatic Diseases
  Academic article
• Delaleu, Nicolas; Marti, Hans Peter; Strauss, Philipp; Sekulic, Miroslav; Osman, Tarig Al-Hadi; Tøndel, Camilla. (2023) Systems analyses of the Fabry kidney transcriptome and its response to enzyme replacement therapy identified and cross-validated enzyme replacement therapy-resistant targets amenable to drug repurposing. Kidney International
  Academic article
• Walaas, Gunnar Andreas; Gopalakrishnan, Shreya; Bakke, Ingunn; Skovdahl, Helene Kolstad; Flatberg, Arnar; Østvik, Ann Elisabeth. (2023) Physiological hypoxia improves growth and functional differentiation of human intestinal epithelial organoids. Frontiers in Immunology
  Academic article

2022

• Strauss, Philipp; Rivedal, Mariell; Scherer, Andreas; Eikrem, Øystein Solberg; Nakken, Sigrid; Beisland, Christian. (2022) A multiomics disease progression signature of low-risk ccRCC. Scientific Reports
  Academic article
• Sørgjerd, Elin Pettersen; Mjelle, Robin; Beisvag, Vidar; Flatberg, Arnar; Grill, Valdemar Erik Robert; Åsvold, Bjørn Olav. (2022) Small RNAs are differentially expressed in autoimmune and non-autoimmune diabetes and controls. European Journal of Endocrinology (EJE)
  Academic article

2021

• Larsen, Sunniva Veen; Holven, Kirsten B.; Christensen, Jacob J.; Flatberg, Arnar; Rundblad, Amanda; Leder, Lena. (2021) Replacing Saturated Fat with Polyunsaturated Fat Modulates Peripheral Blood Mononuclear Cell Gene Expression and Pathways Related to Cardiovascular Disease Risk Using a Whole Transcriptome Approach. Molecular Nutrition & Food Research
  Academic article
• Sun, Yi-Qian; Richmond, Rebecca C.; Suderman, Matthew; Min, Josine L; Battram, Thomas; Flatberg, Arnar. (2021) Assessing the role of genome-wide DNA methylation between smoking and risk of lung cancer using repeated measurements: the HUNT Study. International Journal of Epidemiology
  Academic article
• Skovdahl, Helene Kolstad; Gopalakrishnan, Shreya; Svendsen, Tarjei Dahl; Granlund, Atle van Beelen; Bakke, Ingunn; Ginbot, Zekarias. (2021) Patient derived colonoids as drug testing platforms-Critical importance of oxygen concentration. Frontiers in Pharmacology
  Academic article
• Nakken, Sigrid; Eikrem, Øystein Solberg; Marti, Hans Peter; Beisland, Christian; Bostad, Leif; Scherer, Andreas. (2021) AGAP2-AS1 as a prognostic biomarker in low-risk clear cell renal cell carcinoma patients with progressing disease. Cancer Cell International
  Academic article
• Tøndell, Anders; Subbannayya, Yashwanth; Wahl, Sissel Gyrid Freim; Flatberg, Arnar; Sørhaug, Sveinung; Børset, Magne. (2021) Analysis of Intra-Tumoral Macrophages and T Cells in Non-Small Cell Lung Cancer (NSCLC) Indicates a Role for Immune Checkpoint and CD200-CD200R Interactions. Cancers
  Academic article
• Monnoyer, Roxane; Haugum, Kjersti; Lautridou, Jacky; Flatberg, Arnar; Hjelde, Astrid; Eftedal, Ingrid. (2021) Shifts in the oral microbiota during a four-week commercial saturation dive to 200 meters. Frontiers in Physiology
  Academic article

2020

• Olaisen, Maya; Flatberg, Arnar; Granlund, Atle van Beelen; Røyset, Elin Synnøve; Martinsen, Tom Christian; Sandvik, Arne Kristian. (2020) P833 Bacterial mucosa-associated microbiome in inflamed and proximal non-inflamed ileum of patients with Crohn’s disease. Journal of Crohn's and Colitis
  Abstract
• Olaisen, Maya; Flatberg, Arnar; Granlund, Atle van Beelen; Røyset, Elin Synnøve; Martinsen, Tom Christian; Sandvik, Arne Kristian. (2020) Bacterial Mucosa-associated Microbiome in Inflamed and Proximal Noninflamed Ileum of Patients With Crohn's Disease. Inflammatory Bowel Diseases
  Academic article
• Aasarød, Kristin Matre; Waldum, Helge; Stunes, Astrid Kamilla; Sandvik, Arne Kristian; Flatberg, Arnar; Mjønes, Patricia. (2020) Gastric Corpus Mucosal Hyperplasia and Neuroendocrine Cell Hyperplasia, but not Spasmolytic Polypeptide-Expressing Metaplasia, Is Prevented by a Gastrin Receptor Antagonist in H+/K+ATPase Beta Subunit Knockout Mice. International Journal of Molecular Sciences
  Academic article

2019

• Olaisen, Maya; Spigset, Olav; Flatberg, Arnar; Granlund, Atle van Beelen; Brede, wenche Rødseth; Albrektsen, Grethe. (2019) Mucosal 5-aminosalicylic acid concentration, drug formulation and mucosal microbiome in patients with quiescent ulcerative colitis. Alimentary Pharmacology and Therapeutics
  Academic article
• Moreira, Jose Bianco Nascimento; Wohlwend, Martin; Fenk, Simone; Åmellem, Ingrid; Flatberg, Arnar; Kraljević, Jasenka. (2019) Exercise reveals proline dehydrogenase as a potential target in heart failure. Progress in cardiovascular diseases
  Academic literature review
• Gjevestad, Gyrd Omholt; Holven, Kirsten Bjørklund; Rundblad, Amanda; Flatberg, Arnar; Myhrstad, Mari; Karlsen, Karina. (2019) Increased protein intake affects pro-opiomelanocortin (POMC) processing, immune function and IGF signaling in peripheral blood mononuclear cells of home-dwelling old subjects using a genome-wide gene expression approach. Genes & Nutrition
  Academic article

2018

• Dybos, Sandra Amalie; Flatberg, Arnar; Halgunset, Jostein; Viset, Trond; Rolfseng, Toril F.Langvik; Kvam, Solveig. (2018) Increased levels of serum miR-148a-3p are associated with prostate cancer . APMIS - Journal of Pathologiy, Microbiology and Immunology
  Academic article
• Eikrem, Øystein Solberg; Walther, Tedd Christian ; Flatberg, Arnar; Beisvag, Vidar; Strauss, Philipp; Farstad, Magnus. (2018) Fine needle aspirates of kidneys: A promising tool for RNA sequencing in native and transplanted kidneys. BMC Nephrology
  Academic article
• Strauss, Philipp; Marti, Hans-Peter; Beisland, Christian; Scherer, Andreas; Lysne, Vegard; Leh, Sabine Maria. (2018) Expanding the utilization of formalin-fixed, paraffin-embedded archives: Feasibility of miR-Seq for disease exploration and biomarker development from biopsies with clear cell renal cell Carcinoma. International Journal of Molecular Sciences
  Academic article
• Kiboub, Fatima Zohra; Møllerløkken, Andreas; Hjelde, Astrid; Flatberg, Arnar; Loennechen, Øyvind; Eftedal, Ingrid. (2018) Blood gene expression and vascular function biomarkers in professional saturation diving. Frontiers in Physiology
  Academic article

2016

• Eikrem, Øystein Solberg; Strauss, Philipp; Beisland, Christian; Scherer, Andreas; Landolt, Lea Zoe; Flatberg, Arnar. (2016) Development and confirmation of potential gene classifiers of human clear cell renal cell carcinoma using next-generation RNA sequencing. Scandinavian Journal of Urology
  Academic article
• Eftedal, Ingrid; Flatberg, Arnar; Drvis, Ivan; Dujic, Zeljko. (2016) Immune and inflammatory responses to freediving calculated from leukocyte gene expression profiles. Physiological Genomics
  Academic article
• Landolt, Lea Zoe; Marti, Hans-Peter; Beisland, Christian; Flatberg, Arnar; Eikrem, Øystein Solberg. (2016) RNA extraction for RNA sequencing of archival renal tissues. Scandinavian Journal of Clinical and Laboratory Investigation
  Academic article
• Fossmark, Reidar; Rao, Shalini; Mjønes, Patricia; Munkvold, Bjørn; Flatberg, Arnar; Varro, Andrea. (2016) PAI-1 deficiency increases the trophic effects of hypergastrinemia in the gastric corpus mucosa. Peptides
  Academic article
• Eikrem, Øystein Solberg; Beisland, Christian; Hjelle, Karin Margrethe; Flatberg, Arnar; Scherer, Andreas; Landolt, Lea Zoe. (2016) Transcriptome sequencing (RNAseq) enables utilization of formalin-fixed, paraffin-embedded biopsies with clear cell renal cell carcinoma for exploration of disease biology and biomarker development. PLOS ONE
  Academic article

2015

• Dumeaux, Vanessa; Ursini‐Siegel, Josie; Flatberg, Arnar; Fjøsne, Hans Erikssønn; Frantzen, Jan Ole; Holmen, Marit Muri. (2015) Peripheral blood cells inform on the presence of breast cancer: A population‐based case–control study. International Journal of Cancer
  Academic article
• Vange, Pål; Bruland, Torunn; Beisvag, Vidar; Erlandsen, Sten Even; Flatberg, Arnar; Doseth, Berit. (2015) Genome-wide analysis of the oxyntic proliferative isthmus zone reveals ASPM as a possible gastric stem/progenitor cell marker overexpressed in cancer. Journal of Pathology
  Academic article

2014

• Zhao, Chun-Mei; Kodama, Yosuke; Flatberg, Arnar; Beisvag, Vidar; Kulseng, Bård Eirik; Sandvik, Arne Kristian. (2014) Gene expression profiling of gastric mucosa in mice lacking CCK and gastrin receptors. Regulatory Peptides
  Academic article
• Zhao, Chun-Mei; Hayakawa, Yoku; Kodama, Yosuke; Muthupalani, Sureshkumar; Westphalen,, Christoph B.; Andersen, Gøran Troseth. (2014) Denervation suppresses gastric tumorigenesis. Science Translational Medicine
  Academic article
• O'Reilly, Kally; Flatberg, Arnar; Islam, Sobia; Olsen, Lene Christin; Kruge, Ingvild Ulsaker; Witter, Menno. (2014) Identification of dorsal-ventral hippocampal differentiation in neonatal rats. Brain Structure and Function
  Academic article
• Agdestein, Angelika; Jones, A; Flatberg, Arnar; Johansen, Tone Kristin Bjordal; Heffernan, Inger Austrheim; Djønne, Berit K. (2014) Intracellular growth of Mycobacterium avium subspecies and global transcriptional responses in human macrophages after infection. BMC Genomics
  Academic article

2013

• Eftedal, Ingrid; Ljubkovic, Marko; Flatberg, Arnar; Jørgensen, Arve; Brubakk, Alf O; Dujic, Zeljko. (2013) Acute and potentially persistent effects of scuba diving on the blood transcriptome of experienced divers. Physiological Genomics
  Academic article
• Østvik, Ann Elisabet; Granlund, Atle Van Beelen; Torp, Sverre Helge; Flatberg, Arnar; Beisvag, Vidar; Waldum, Helge. (2013) Expression of Toll-like receptor-3 is enhanced in active inflammatory bowel disease and mediates the excessive release of lipocalin 2. Clinical and Experimental Immunology
  Academic article
• Selvik, Linn-Karina M.; Fjeldbo, Christina Sæten; Flatberg, Arnar; Steigedal, Tonje; Misund, Kristine; Anderssen, Endre. (2013) The duration of gastrin treatment affects global gene expression and molecular responses involved in ER stress and anti-apoptosis. BMC Genomics
  Academic article
• Granlund, Atle Van Beelen; Flatberg, Arnar; Østvik, Ann Elisabet; Drozdov, Ignat; Gustafsson, Björn; Kidd, Mark. (2013) Whole Genome Gene Expression Meta-Analysis of Inflammatory Bowel Disease Colon Mucosa Demonstrates Lack of Major Differences between Crohn's Disease and Ulcerative Colitis. PLOS ONE
  Academic article
• Brenna, Øystein; Furnes, Marianne Waldum; Drozdov, Ignat; Granlund, Atle Van Beelen; Svendsen, Tarjei D.; Jørandli, Jonas W.. (2013) Su1771 Reduced Guanylate Cyclase C Signaling in IBD May Sustain Inflammation, Epithelial Barrier Dysfunction and Increase Cancer Risk in IBD. Gastroenterology
  Abstract
• Brenna, Øystein; Furnes, Marianne Waldum; Drozdov, Ignat; Granlund, Atle Van Beelen; Flatberg, Arnar; Sandvik, Arne Kristian. (2013) Relevance of TNBS-Colitis in Rats: A Methodological Study with Endoscopic, Historical and Transcripttomic Characterization and Correlation to IBD. PLOS ONE
  Academic article
• Kodama, Yosuke; Zhao, Chun-Mei; Muthupalani, Sureshkumar; Flatberg, Arnar; Friedman, Richard A.; Sandvik, Arne. (2013) Denervation Suppresses Gastric Cancer Initiation and Progression Through Inhibition of the Cancer Niche. Gastroenterology
  Abstract

2012

• Kodama, Yosuke; Flatberg, Arnar; Anderssen, Endre; Sandvik, Arne Kristian; Chen, Duan; Zhao, Chun-Mei. (2012) Food Intake Associated Gene Expression Profiles in the Stomach of Genetically Targeted Mice Deficient in CCK1 Receptor and/or CCK2 Receptor. Gastroenterology
  Abstract
• Kodama, Yosuke; Zhao, Chun-Mei; Quante, Michael; Muthupalani, Sureshkumar; Flatberg, Arnar; Friedman, Richard A.. (2012) Vagotomy Suppresses Gastric Cancer Progression in Mice. Gastroenterology
  Abstract
• Granlund, Atle; Flatberg, Arnar; Østvik, Ann Elisabet; Drozdov, I; Gustafsson, Björn; Kidd, M. (2012) Dissecting the IBD Transcriptome. Inflammatory Bowel Diseases
  Abstract
• Østvik, Ann Elisabet; Nilsen, Nadra; Granlund, Atle; Torp, Sverre Helge; Flatberg, Arnar; Waldum, Helge. (2012) Enhanced expression of CXCL10 in inflammatory bowel disease-role of mucosal TLR3 stimulation. Journal of Crohn’s and Coltis Supplements
  Abstract
• Østvik, Ann Elisabet; Granlund, Atle Van Beelen; Torp, Sverre Helge; Flatberg, Arnar; Waldum, Helge; Espevik, Terje. (2012) Induction of Lipocalin-2 in Colonic Epithelial Cells in Inflammatory Bowel Disease. Inflammatory Bowel Diseases
  Abstract
• Brenna, Øystein; Furnes, Marianne Waldum; Granlund, Atle; Flatberg, Arnar; Drozdov, Ignat; Sandvik, Arne Kristian. (2012) Tu1912 Endoscopic, Histological and Transcriptomic Characterization of TNBS-Colitis in Rats, a Model for IBD. Gastroenterology
  Abstract
• Bertilsson, Helena; Tessem, May-Britt; Flatberg, Arnar; Viset, Trond; Gribbestad, Ingrid S; Angelsen, Anders. (2012) Changes in Gene Transcription Underlying the Aberrant Citrate and Choline Metabolism in Human Prostate Cancer Samples. Clinical Cancer Research
  Academic article
• Røe, Oluf Dimitri; Szulkin, Adam; Anderssen, Endre; Flatberg, Arnar; Sandeck, Helmut; Amundsen, Tore. (2012) Molecular Resistance Fingerprint of Pemetrexed and Platinum in a Long-Term Survivor of Mesothelioma. PLOS ONE
  Academic article
• Reinertsen, Tove; Halgunset, Jostein; Viset, Trond; Flatberg, Arnar; Haugsmoen, Linn Lervik; Skogseth, Haakon. (2012) Gene expressional changes in prostate fibroblasts from cancerous tissue. APMIS - Journal of Pathologiy, Microbiology and Immunology
  Academic article
• Eftedal, Ingrid; Jørgensen, Arve; Røsbjørgen, Ragnhild; Flatberg, Arnar; Brubakk, Alf O. (2012) Early genetic responses in rat vascular tissue after simulated diving. Physiological Genomics
  Academic article
• Eftedal, Ingrid; Jørgensen, Arve; Flatberg, Arnar. (2012) Prior eccentric exercise modifies diving-induced inflammatory gene expression in rats. The FASEB Journal
  Abstract
• O'Reilly, Kally; Islam, S.; Flatberg, Arnar; Witter, Menno. (2012) 702.02. - Anatomical and genetic presence of a dorsal-ventral hippocampus in the neonatal rat brain. SFN Abstract Viewer/Itinerary Planner
  Abstract

2011

• Granlund, Atle Van Beelen; Beisvag, Vidar; Torp, Sverre Helge; Flatberg, Arnar; Kleveland, Per Martin; Østvik, Ann Elisabet. (2011) Activation of REG family proteins in colitis. Scandinavian Journal of Gastroenterology
  Academic article
• Doseth, Berit; Visnes, Torkild; Wallenius, Anders; Ericsson, Ida; Sarno, Antonio; Pettersen, Henrik Sahlin. (2011) Uracil-DNA Glycosylase in Base Excision Repair and Adaptive Immunity: SPECIES DIFFERENCES BETWEEN MAN AND MOUSE. Journal of Biological Chemistry
  Academic article
• Kodama, Yosuke; Zhao, Chun-Mei; Quante, Michael; Muthupalani, Sureshkumar; Flatberg, Arnar; Sandvik, Arne Kristian. (2011) Evidence for Mechanism of Vagal Innervation in Gastric Cancer Initiation Involving Signaling Pathways Governing Stem Cells in Mice. Gastroenterology
  Abstract
• Zhao, Chun-Mei; Kodama, Yosuke; Flatberg, Arnar; Sandvik, Arne Kristian; Chen, Duan. (2011) Stomach-Bone Axis: Possible Involvement of Signaling Pathways and Vitamin D Governing Bone Metabolism. Gastroenterology
  Abstract
• Bertilsson, Helena; Tessem, May-Britt; Viset, Trond; Flatberg, Arnar; Gribbestad, Ingrid S; Halgunset, Jostein. (2011) Cellulær metabolsim- forandring av citrat og choline under prostatakreftutvikling. Vitenskapelige forhandlinger - De norske kirurgiske foreninger
  Abstract
• Bertilsson, Helena; Tessem, May-Britt; Viset, Trond; Flatberg, Arnar; Gribbestad, Ingrid S; Halgunset, Jostein. (2011) Genetiske mekanismer bak forandringer i nivåer av citrat og choline ved prostatakreft. Vitenskapelige forhandlinger - De norske kirurgiske foreninger
  Abstract

2010

• Zhao, Chun-Mei; Kodama, Yosuke; Flatberg, Arnar; Anderssen, Endre; Sandvik, Arne Kristian; Chen, Duan. (2010) Gastric ECL cells, rather than gastric acid, play an important role in gut-bone axis. Gastroenterology
  Abstract
• Skogseth, Haakon; Flatberg, Arnar; Dybwad, Marius; Halgunset, Jostein. (2010) Mature Bone-Producing Osteoblasts Alter Gene Expression of Metastasis-Related Genes in Prostate Cancer Cells. Journal of Carcinogenesis & Mutagenesis
  Academic literature review

2008

• Sæbo, S; Almøy, T; Flatberg, Arnar; Aastvelt, AH; Martens, H. (2008) LPLS-regression: a method for prediction and classification under the influence of background information on predictor variables. Chemometrics and Intelligent Laboratory Systems
  Academic article
• Sæbø, Solve; Almøy, Trygve; Flatberg, Arnar; Aastveit, Are Halvor; Martens, Harald. (2008) LPLS-regression: a method for prediction and classification under the influence of background information on predictor variables. Chemometrics and Intelligent Laboratory Systems
  Academic article

2007

• Gidskehaug, Lars; Anderssen, Endre; Flatberg, Arnar; Alsberg, Bjørn Kåre. (2007) A framework for significance analysis of gene expression data using dimension reduction methods. BMC Bioinformatics
  Academic article

2005

• Martens, Harald; Anderssen, Endre; Flatberg, Arnar; Gidskehaug, Lars Halvor; Hoy, M; Westad, Frank. (2005) Regression of a data matrix on descriptors of both its rows and of its columns via latent variables: L-PLSR. Computational Statistics & Data Analysis
  Academic article
• Martens, Harald; Anderssen, Endre; Flatberg, Arnar; Gidskehaug, Lars; Høy, Martin; Westad, Frank. (2005) Regression of a data matrix on descriptors of both its rows and of its columns via latent variables: L-PLSR. Computational Statistics & Data Analysis
  Academic article

2003

• Martens, Harald; Anderssen, Endre; Flatberg, Arnar; Gidskehaug, Lars Halvor; Høy, Martin; Westad, Frank. (2003) Regressing a matrix on descriptors of both its rows and columns, by low-rank L-PLS Regression. Computational Statistics & Data Analysis
  Academic article