• Absence of the proteoglycan decorin reduces glucose tolerance in overfed male mice 

      Svärd, Jessica; Røst, Therese Halvorsen; Sommervoll, Camilla Elise Nergård; Haugen, Christine; Gudbrandsen, Oddrun Anita; Christensen, Anne Elisabeth; Rødahl, Eyvind; Fernø, Johan; Dankel, Simon N; Sagen, Jørn V.; Mellgren, Gunnar (Peer reviewed; Journal article, 2019)
      Studies have implicated the extracellular matrix (ECM) of adipose tissue in insulin resistance. The proteoglycan decorin, a component of ECM, has been associated with glucose tolerance, but possible causal effects on ...
    • The Active Tamoxifen Metabolite Endoxifen (4OHNDtam) Strongly Down-Regulates Cytokeratin 6 (CK6) in MCF-7 Breast Cancer Cells 

      Helland, Thomas; Gjerde, Jennifer; Dankel, Simon N; Fenne, Ingvild Sveinsgjerd; Skartveit, Linn; Drangevåg, Andreas; Bozickovic, Olivera; Flågeng, Marianne Hauglid; Søiland, Håvard; Mellgren, Gunnar; Lien, Ernst Asbjørn (Peer reviewed; Journal article, 2015-04-13)
      Introduction: Tamoxifen is an anti-estrogen drug used in treatment of Estrogen Receptor (ER) positive breast cancer. Effects and side effects of tamoxifen is the sumof tamoxifen and all itsmetabolites. 4-Hydroxytamoxifen ...
    • Changes in lipoprotein particle subclasses, standard lipids, and apolipoproteins after supplementation with n-3 or n-6 PUFAs in abdominal obesity: A randomized double-blind crossover study 

      Grytten, Elise; Laupsa-Borge, Johnny; Bohov, Pavol; Bjørndal, Bodil; Strand, Elin; Skorve, Jon; Nordrehaug, Jan Erik; Berge, Rolf Kristian; Rostrup, Espen; Mellgren, Gunnar; Dankel, Simon N; Nygård, Ottar Kjell (Journal article; Peer reviewed, 2021)
      Background & aims Marine-derived omega-3 (n-3) polyunsaturated fatty acids (PUFAs), mainly eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA), lower circulating levels of triacylglycerols (TAGs), and the plant-derived ...
    • COL6A3 expression in adipose tissue cells is associated with levels of the homeobox transcription factor PRRX1 

      Dankel, Simon N; Grytten, Elise; Bjune, Jan-Inge; Nielsen, Hans Jørgen; Dietrich, Arne; Blüher, Matthias; Sagen, Jørn V.; Mellgren, Gunnar (Journal article; Peer reviewed, 2020)
      Fibrillar collagen COL6α3 in adipose tissue has been associated with obesity, inflammation, insulin resistance and cancer. We here aimed to identify novel transcriptional regulators of COL6A3 expression. Based on a ...
    • Diets differing in carbohydrate cellularity and amount similarly reduced visceral fat in people with obesity - a randomized controlled trial (CARBFUNC) 

      Sommersten, Cathrine Horn; Laupsa-Borge, Johnny; Andersen, Amanda Iselin Olesen; Fasmer, Kristine Eldevik; Holmefjord, Mari-Anna Frydenlund; Revheim, Ingrid; Johannessen, Kristine Kjerpeseth; Næsheim, Nicole Tandrevold; Storås, Inghild; Leikanger, Trine; Amundsen, Kristin; Skjerve, Karoline Lyngstad; Lawrence-Archer, Laurence; Spjelkavik, Camilla; Haldorsen, Ingfrid S.; Lindseth, Inge Andreas; Dierkes, Jutta; Mellgren, Gunnar; Dankel, Simon N (Journal article; Peer reviewed, 2022)
      Background & aims: Visceral adipose tissue (VAT) volume is associated with common lifestyle diseases. Dietary quality, including food matrix and degree of carbohydrate cellularity, as well as the carbohydrate/fat ratio, ...
    • Hepatic Energy Metabolism Underlying Differential Lipidomic Responses to High-Carbohydrate and High-Fat Diets in Male Wistar Rats 

      Dankel, Simon N; Bjørndal, Bodil; Lindquist, Carine; Grinna, Mari Lausund; Rossmann, Christine Renate; Bohov, Pavol; Nygård, Ottar Kjell; Hallstrom, Seth; Strand, Elin; Berge, Rolf Kristian (Journal article; Peer reviewed, 2021)
      Background Low-carbohydrate diets are suggested to exert metabolic benefits by reducing circulating triacylglycerol (TG) concentrations, possibly by enhancing mitochondrial activity. Objective We aimed to elucidate ...
    • Meal patterns associated with energy intake in people with obesity 

      Horn, Cathrine; Laupsa-Borge, Johnny; Andersen, Amanda; Dyer, Laurence; Revheim, Ingrid; Leikanger, Trine; Næsheim, Nicole Tandrevold; Storås, Inghild; Johannessen, Kristine Kjerpeseth; Mellgren, Gunnar; Dierkes, Jutta; Dankel, Simon N (Journal article; Peer reviewed, 2022)
      It is widely assumed that people with obesity have several common eating patterns, including breakfast-skipping (1), eating during the night (2) and high fast-food consumption (3). However, differences in individual meal ...
    • Metabolic and Epigenetic Regulation by Estrogen in Adipocytes 

      Bjune, Jan-Inge; Strømland, Pouda Panahandeh; Jersin, Regine Åsen; Mellgren, Gunnar; Dankel, Simon N (Journal article; Peer reviewed, 2022-02-22)
      Sex hormones contribute to differences between males and females in body fat distribution and associated disease risk. Higher concentrations of estrogens are associated with a more gynoid body shape and with more fat storage ...
    • Metabolic role of the hepatic valine/3-hydroxyisobutyrate (3-HIB) pathway in fatty liver disease 

      Bjune, Mona Synnøve; Dyer, Laurence; Laupsa-Borge, Johnny; Sommersten, Cathrine Horn; McCann, Adrian; Glastad, Robert Clay; Johnston, Iain; Kern, Matthias; Blüher, Matthias; Mellgren, Gunnar; Dankel, Simon N (Journal article; Peer reviewed, 2023)
      Background: The valine (branched-chain amino acid) metabolite 3-hydroxyisobutyrate (3-HIB), produced by 3-Hydroxyisobutyryl-CoA Hydrolase (HIBCH), is associated with insulin resistance and type 2 diabetes, but implicated ...
    • A MicroRNA Linking Human Positive Selection and Metabolic Disorders 

      Wang, Lifeng; Sinnott-Armstrong, Nicholas A; Wagschal, Alexandre; Wark, Abigail R.; Camporez, Joao-Paulo; Perry, Rachel J.; Ji, Fei; Sohn, Yoojin; Oh, Justin; Wu, Su; Chery, Jessica; Moud, Bahareh Nemati; Saadat, Alham; Dankel, Simon N; Mellgren, Gunnar; Tallapragada, Divya Sri Priyanka; Strobel, Sophie Madlen; Lee, Mi-Jeong; Tewhey, Ryan; Sabeti, Pardis C.; Schaefer, Anne; Petri, Andreas; Kauppinen, Sakari; Chung, Raymond T.; Soukas, Alexander; Avruch, Joseph; Fried, Susan K.; Hauner, Hans; Sadreyev, Ruslan I.; Shulman, Gerald I.; Claussnitzer, Melina; Näär, Anders M. (Journal article; Peer reviewed, 2020)
      Positive selection in Europeans at the 2q21.3 locus harboring the lactase gene has been attributed to selection for the ability of adults to digest milk to survive famine in ancient times. However, the 2q21.3 locus is also ...
    • MRI adipose tissue segmentation and quantification in R (RAdipoSeg) 

      Haugen, Christine; Lysne, Vegard; Haldorsen, Ingfrid S.; Tjora, Erling; Gudbrandsen, Oddrun Anita; Sagen, Jørn Vegard; Dankel, Simon N; Mellgren, Gunnar (Journal article; Peer reviewed, 2022-10-08)
      Background: Excess adipose tissue is associated with increased cardiovascular and metabolic risk, but the volume of visceral and subcutaneous adipose tissue poses different metabolic risks. MRI with fat suppression can be ...
    • The neutral amino acid transporter SLC7A10 in adipose tissue, obesity and insulin resistance 

      Jersin, Regine Åsen; Jonassen, Laura Roxana; Dankel, Simon N (Journal article; Peer reviewed, 2022)
      Obesity, insulin resistance and type 2 diabetes represent major global health challenges, and a better mechanistic understanding of the altered metabolism in these conditions may give improved treatment strategies. SLC7A10, ...
    • Obesity Is Associated with Distorted Proteoglycan Expression in Adipose Tissue 

      Meen, Astri Jeanette; Doncheva, Atanaska Ivanova; Böttcher, Yvonne; Dankel, Simon N; Hoffmann, Anne; Blüher, Matthias; Fernø, Johan; Mellgren, Gunnar; Ghosh, Adhideb; Sun, Wenfei; Dong, Hua; Noé, Falko; Wolfrum, Christian; Pejler, Gunnar; Dalen, Knut Tomas; Kolset, Svein Olav (Journal article; Peer reviewed, 2023)
      Proteoglycans are central components of the extracellular matrix (ECM) and binding partners for inflammatory chemokines. Morphological differences in the ECM and increased inflammation are prominent features of the white ...
    • Physical activity and risk of all-cause mortality in patients with stable angina pectoris: Effect modification by β-blocker treatment 

      Dhar, Indu; Svingen, Gard Frodahl Tveitevåg; Pedersen, Eva Ringdal; Ulvik, Arve; Bjørnestad, Espen Øglænd; Dankel, Simon N; Mellgren, Gunnar; Nygård, Ottar Kjell (Journal article; Peer reviewed, 2022)
      Background Physical activity (PA) influences sympathetic stimulation, platelet activation as well as vascular function, and has been associated with improved health outcomes in patients with coronary heart disease. β-blocker ...
    • Plasma 3-hydroxyisobutyrate (3-HIB) and methylmalonic acid (MMA) are markers of hepatic mitochondrial fatty acid oxidation in male Wistar rats 

      Bjune, Mona Synnøve; Lindquist, Carine; Stafsnes, Marit Hallvardsdotter; Bjørndal, Bodil; Bruheim, Per; Aloysius, Thomas Aquinas; Nygård, Ottar; Skorve, Jon; Madsen, Lise; Dankel, Simon N; Berge, Rolf Kristian (Journal article; Peer reviewed, 2021)
      Objective: Discovery of specific markers that reflect altered hepatic fatty acid oxidation could help to detect an individual's risk of fatty liver, type 2 diabetes and cardiovascular disease at an early stage. Lipid and ...
    • Primary Hyperparathyroidism Influences the Expression of Inflammatory and Metabolic Genes in Adipose Tissue 

      Christensen, Monika H. E.; Dankel, Simon N; Nordbø, Yngve; Varhaug, Jan Erik; Almås, Bjørg; Lien, Ernst Asbjørn; Mellgren, Gunnar (Peer reviewed; Journal article, 2011-06-17)
      Background: Primary hyperparathyroidism (PHPT) is characterised by increased production of parathyroid hormone (PTH) resulting in elevated serum calcium levels. The influence on bone metabolism with altered bone resorption ...
    • A regulatory variant at 3q21.1 confers an increased pleiotropic risk for hyperglycemia and altered bone mineral density 

      Sinnott-Armstrong, Nicholas A; Sousa, Isabel S.; Laber, Samantha; Rendina-Ruedy, Elizabeth; Dankel, Simon N; Ferreira, Teresa; Mellgren, Gunnar; Karasik, David; Rivas, Manuel A.; Pritchard, Jonathan; Guntur, Anyonya R.; Cox, Roger D.; Lindgren, Cecilia M.; Hauner, Hans; Sallari, Richard C; Rosen, Clifford J.; Hsu, Yi-Hsiang; Lander, Eric S.; Kiel, Douglas P.; Claussnitzer, Melina (Journal article; Peer reviewed, 2021)
      Skeletal and glycemic traits have shared etiology, but the underlying genetic factors remain largely unknown. To identify genetic loci that may have pleiotropic effects, we studied Genome-wide association studies (GWASs) ...
    • Relationship between Ketones, Ghrelin, and, Appetite on Isocaloric Diets with Varying Carbohydrate Quality and Amount: Results from a Randomized Controlled Trial in People with Obesity (CARBFUNC) 

      Horn, Cathrine; Gjerde, Eirin Semb; Laupsa-Borge, Johnny; Andersen, Amanda Iselin Olesen; Lawrence-Archer, Laurence; McCann, Adrian; Hansson, Patrik; Raza, Ghulam S.; Herzig, Karl Heinz; Lied, Gülen Arslan; Alho Letra Martins, Catia Patricia; Mellgren, Gunnar; Dierkes, Jutta; Dankel, Simon N (Journal article; Peer reviewed, 2023)
      Background Low-carbohydrate high-fat (LCHF) diets may suppress the increase in appetite otherwise seen after diet-induced fat loss. However, studies of diets without severe energy restriction are lacking, and the effects ...
    • The Rho GTPase RND3 regulates adipocyte lipolysis 

      Dankel, Simon N; Røst, Therese Halvorsen; Kulyté, Agné; Fandalyuk, Zinayida; Skurk, Thomas; Hauner, Hans; Sagen, Jørn V.; Rydén, Mikael; Arner, Peter; Mellgren, Gunnar (Peer reviewed; Journal article, 2019)
      Background: Adipose tissue plays a crucial role in diet- and obesity-related insulin resistance, with implications for several metabolic diseases. Identification of novel target genes and mechanisms that regulate adipocyte ...
    • Role of the Neutral Amino Acid Transporter SLC7A10 in Adipocyte Lipid Storage, Obesity and Insulin Resistance 

      Jersin, Regine Åsen; Tallapragada, Divya Sri Priyanka; Madsen, André; Skartveit, Linn; Fjære, Even; McCann, Adrian; Dyer, Laurence; Willems, Aron; Bjune, Jan-Inge; Bjune, Mona Synnøve; Våge, Villy; Nielsen, Hans Jørgen; Thorsen, Håvard Luong; Nedrebø, Bjørn Gunnar; Busch, Christian; Steen, Vidar M.; Blüher, Matthias; Jacobson, Peter; Svensson, Per-Arne; Fernø, Johan; Rydén, Mikael; Arner, Peter; Nygård, Ottar; Claussnitzer, Melina; Ellingsen, Ståle; Madsen, Lise; Sagen, Jørn V.; Mellgren, Gunnar; Dankel, Simon N (Journal article; Peer reviewed, 2021)
      Elucidation of mechanisms that govern lipid storage, oxidative stress, and insulin resistance may lead to improved therapeutic options for type 2 diabetes and other obesity-related diseases. Here, we find that adipose ...