Now showing items 21-40 of 53

    • Long-term treatment with the pan-PPAR agonist tetradecylthioacetic acid or fish oil is associated with increased cardiac content of n-3 fatty acids in rat 

      Strand, Elin; Bjørndal, Bodil; Nygård, Ottar; Burri, Lena; Berge, Christ; Bohov, Pavol; Christensen, Bjørn Jostein; Berge, Kjetil; Wergedahl, Hege; Viste, Asgaut; Berge, Rolf Kristian (Peer reviewed; Journal article, 2012-06-27)
      Background: Excess peroxisome proliferator-activated receptor (PPAR) stimulation has been associated with detrimental health effects including impaired myocardial function. Recently, supplementation with n-3 polyunsaturated ...
    • Low fibre intake is associated with gut microbiota alterations in chronic heart failure 

      Mayerhofer, Cristiane C.K.; Kummen, Martin; Holm, Kristian; Broch, Kaspar; Awoyemi, Ayodeji Olawale; Vestad, Beate; Larsen, Christopher Storm; Seljeflot, Ingebjørg; Ueland, Thor; Bohov, Pavol; Berge, Rolf Kristian; Svardal, Asbjørn M.; Gullestad, Lars; Yndestad, Arne; Aukrust, Pål; Hov, Johannes Espolin Roksund; Trøseid, Marius (Journal article; Peer reviewed, 2020)
      Aims Recent reports have suggested that patients with heart failure (HF) have an altered gut microbiota composition; however, associations with diet remain largely uninvestigated. We aimed to explore differences in the ...
    • Major increase in microbiota-dependent proatherogenic metabolite TMAO one year after bariatric surgery 

      Trøseid, Marius; Hov, Johannes Espolin Roksund; Nestvold, Torunn Kristin; Thoresen, Hanne; Berge, Rolf Kristian; Svardal, Asbjørn M.; Lappegård, Knut Tore (Journal article; Peer reviewed, 2016)
      Background: Trimethylamine-N-oxide (TMAO) is formed in the liver from trimethylamine (TMA), a product exclusively generated by the gut microbiota from dietary phosphatidylcholine and carnitine. An alternative pathway of ...
    • Mice depleted for Exchange Proteins Directly Activated by cAMP (Epac) exhibit irregular liver regeneration in response to partial hepatectomy 

      Åsrud, Kathrine Sivertsen; Pedersen, Line; Æsøy, Reidun; Muwonge, Haruna; Aasebø, Elise; Pettersen, Ina Katrine Nitschke; Herfindal, Lars; Dobie, Ross; Jenkins, Stephen; Berge, Rolf Kristian; Henderson, Neil Cowan; Selheim, Frode; Doskeland, Stein Ove; Bakke, Marit (Peer reviewed; Journal article, 2019-09-24)
      The exchange proteins directly activated by cAMP 1 and 2 (Epac1 and Epac2) are expressed in a cell specific manner in the liver, but their biological functions in this tissue are poorly understood. The current study was ...
    • A mitochondria-targeted fatty acid analogue influences hepatic glucose metabolism and reduces the plasma insulin/glucose ratio in male Wistar rats 

      Lindquist, Carine; Bjørndal, Bodil; Bakke, Hege Gilbø; Slettom, Grete; Karoliussen, Marie; Rustan, Arild; Thoresen, G. Hege; Skorve, Jon; Nygård, Ottar; Berge, Rolf Kristian (Peer reviewed; Journal article, 2019-09-24)
      A fatty acid analogue, 2-(tridec-12-yn-1-ylthio)acetic acid (1-triple TTA), was previously shown to have hypolipidemic effects in rats by targeting mitochondrial activity predominantly in liver. This study aimed to determine ...
    • Neil3-dependent base excision repair regulates lipid metabolism and prevents atherosclerosis in Apoe-deficient mice 

      Skarpengland, Tonje; Holm, Sverre; Scheffler, Katja; Gregersen, Ida; Dahl, Tuva Børresdatter; Suganthan, Rajikala; Segers, Filip; Østlie, Ingunn; Otten, Jeroen J.T.; Gomez, Luisa Fernanda Luna; Ketelhuth, Daniel F.J.; Lundberg, Anna M.; Neurauter, Christine Gran; Hildrestrand, Gunn Annette; Skjelland, Mona; Bjørndal, Bodil; Svardal, Asbjørn M.; Iversen, Per Ole; Hedin, Ulf; Nygård, Ståle; Olstad, Ole Kristoffer; Krohg-Sørensen, Kirsten; Slupphaug, Geir; Eide, Lars; Kusnierczyk, Anna; Folkersen, Lasse; Ueland, Thor; Berge, Rolf Kristian; Hansson, Göran K.; Biessen, Erik A.L.; Halvorsen, Bente; Bjørås, Magnar; Aukrust, Pål (Journal article; Peer reviewed, 2016)
      Increasing evidence suggests that oxidative DNA damage accumulates in atherosclerosis. Recently, we showed that a genetic variant in the human DNA repair enzyme NEIL3 was associated with increased risk of myocardial ...
    • NLRP3 inflammasome deficiency attenuates metabolic disturbances involving alterations in the gut microbial profile in mice exposed to high fat diet 

      Sokolova, Marina; Yang, Kuan; Hansen, Simen Hyll; Louwe, Mieke C.; Kummen, Martin; Hov, Johannes Espolin Roksund; Sjaastad, Ivar; Berge, Rolf Kristian; Halvorsen, Bente; Aukrust, Pål; Yndestad, Arne; Ranheim, Trine (Journal article; Peer reviewed, 2020)
      Obesity-related diseases (e.g. type 2 diabetes mellitus and cardiovascular disorders) represent an increasing health problem worldwide. NLRP3 inflammasome activation may underlie obesity-induced inflammation and insulin ...
    • NLRP3 inflammasome promotes myocardial remodeling during diet-induced obesity 

      Sokolova, Marina; Sjaastad, Ivar; Louwe, Maria Cornelia; Alfsnes, Katrine; Aronsen, Jan Magnus; Zhang, Lili; Haugstad, Solveig Bjærum; Bendiksen, Bård Andre; Øgaard, Jonas; Bliksøen, Marte; Lien, Egil; Berge, Rolf Kristian; Aukrust, Pål; Ranheim, Trine; Yndestad, Arne (Peer reviewed; Journal article, 2019-07-16)
      Background: Obesity is an increasingly prevalent metabolic disorder in the modern world and is associated with structural and functional changes in the heart. The NLRP3 inflammasome is an innate immune sensor that can be ...
    • One-Year Treatment with Olanzapine Depot in Female Rats: Metabolic Effects 

      Ersland, Kari Merete; Myrmel, Lene Secher; Fjære, Even; Berge, Rolf Kristian; Madsen, Lise; Steen, Vidar Martin; Skrede, Silje (Peer reviewed; Journal article, 2019-05)
      Background: Antipsychotic drugs can negatively affect the metabolic status of patients, with olanzapine as one of the most potent drugs. While patients are often medicated for long time periods, experiments in rats typically ...
    • OXR1A, a Coactivator of PRMT5 Regulating Histone Arginine Methylation 

      Yang, Mingyi; Lin, Xiaolin; Segers, Filip; Suganthan, Rajikala; Hildrestrand, Gunn Annette; Rinholm, Johanne Egge; Aas, Per Arne; Sousa, Mirta; Holm, Sverre; Bolstad, Nils; Warren, David; Berge, Rolf Kristian; Johansen, Rune Forstrøm; Yndestad, Arne; Kristiansen, Elise; Klungland, Arne; Gomez, Luisa Fernanda Luna; Eide, Lars; Halvorsen, Bente; Aukrust, Pål; Bjørås, Magnar (Journal article; Peer reviewed, 2020)
      Oxidation resistance gene 1 (OXR1) protects cells against oxidative stress. We find that male mice with brain-specific isoform A knockout (Oxr1A−/−) develop fatty liver. RNA sequencing of male Oxr1A−/− liver indicates ...
    • Peroxisome Proliferator-Activated Receptor Activation is Associated with Altered Plasma One-Carbon Metabolites and B-Vitamin Status in Rats 

      Lysne, Vegard; Strand, Elin; Svingen, Gard Frodahl Tveitevåg; Bjørndal, Bodil; Pedersen, Eva Ringdal; Midttun, Øivind; Olsen, Thomas; Ueland, Per Magne; Berge, Rolf Kristian; Nygård, Ottar (Peer reviewed; Journal article, 2016-01-05)
      Plasma concentrations of metabolites along the choline oxidation pathway have been linked to increased risk of major lifestyle diseases, and peroxisome proliferator-activated receptors (PPARs) have been suggested to be ...
    • A Phospholipid-Protein Complex from Antarctic Krill Reduced Plasma Homocysteine Levels and Increased Plasma Trimethylamine-N-Oxide (TMAO) and Carnitine Levels in Male Wistar Rats 

      Bjørndal, Bodil; Ramsvik, Marie Sannes; Lindquist, Carine; Nordrehaug, Jan Erik; Bruheim, Inge; Svardal, Asbjørn M.; Nygård, Ottar; Berge, Rolf Kristian (Peer reviewed; Journal article, 2015-09-08)
      Seafood is assumed to be beneficial for cardiovascular health, mainly based on plasma lipid lowering and anti-inflammatory effects of n-3 polyunsaturated fatty acids. However, other plasma risk factors linked to cardiovascular ...
    • A phospholipid-protein complex from krill with antioxidative and immunomodulating properties reduced plasma triacylglycerol and hepatic lipogenesis in rats 

      Ramsvik, Marie Sannes; Bjørndal, Bodil; Bruheim, Inge; Bohov, Pavol; Berge, Rolf Kristian (Peer reviewed; Journal article, 2015-07-16)
      Dietary intake of marine omega-3 polyunsaturated fatty acids (n-3 PUFAs) can change the plasma profile from atherogenic to cardioprotective. In addition, there is growing evidence that proteins of marine origin may have ...
    • Phospholipids from herring roe improve plasma lipids and glucose tolerance in healthy, young adults 

      Bjørndal, Bodil; Strand, Elin; Gjerde, Jennifer; Bohov, Pavol; Svardal, Asbjørn; Diehl, Bernd W. K.; Innis, Sheila M.; Berger, Alvin; Berge, Rolf Kristian (Peer reviewed; Journal article, 2014-05-17)
      Background: Herring roe is an underutilized source of n-3 polyunsaturated fatty acids (PUFAs) for human consumption with high phospholipid (PL) content. Studies have shown that PL may improve bioavailability of n-3 PUFAs. ...
    • Plasma 3-hydroxyisobutyrate (3-HIB) and methylmalonic acid (MMA) are markers of hepatic mitochondrial fatty acid oxidation in male Wistar rats 

      Nilsen, 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 ...
    • The PPAR pan-agonist tetradecylthioacetic acid promotes redistribution of plasma cholesterol towards large HDL 

      Lundåsen, Thomas; Pedrelli, Matteo; Bjørndal, Bodil; Rozell, Björn; Kuiper, Raoul; Burri, Lena; Pavanello, Chiara; Turri, Marta; Skorve, Jon; Berge, Rolf Kristian; Alexson, Stefan E.H.; Tillander, Veronika (Journal article; Peer reviewed, 2020)
      Tetradecylthioacetic acid (TTA) is a synthetic fatty acid with a sulfur substitution in the β-position. This modification renders TTA unable to undergo complete β-oxidation and increases its biological activity, including ...
    • Prevention of Hypertension and Organ Damage in 2-Kidney, 1-Clip Rats by Tetradecylthioacetic Acid 

      Gudbrandsen, Oddrun Anita; Hultström, Michael; Leh, Sabine Maria; Bivol, Liliana Monica; Vågnes, Øyvind; Berge, Rolf Kristian; Iversen, Bjarne M. (Peer reviewed; Journal article, 2006-07-17)
      Dietary lipids are reported to affect the blood pressure in both humans and experimental animal models with hypertension. In the present study, 2-kidney, 1-clip (2K1C) hypertensive rats were treated with the modified fatty ...
    • A protein extract from chicken reduces plasma homocysteine in rats 

      Lysne, Vegard; Bjørndal, Bodil; Vik, Rita; Nordrehaug, Jan Erik; Skorve, Jon; Nygård, Ottar; Berge, Rolf Kristian (Peer reviewed; Journal article, 2015-06-04)
      The present study aimed to evaluate effects of a water-soluble protein fraction of chicken (CP), with a low methionine/glycine ratio, on plasma homocysteine and metabolites related to homocysteine metabolism. Male Wistar ...
    • A randomized, double-blind, placebo-controlled clinical study to investigate the efficacy of herring roe oil for treatment of psoriasis 

      Tveit, Kåre Steinar; Brokstad, Karl Albert; Berge, Rolf Kristian; Sæbø, Per Christian; Hallaråker, Hogne; Brekke, Stian; Meland, Nils; Bjørndal, Bodil (Journal article; Peer reviewed, 2020-05-07)
      The effect of omega-3 polyunsaturated fatty acid supplements in patients with psoriasis vulgaris has previously been investigated, but interventions varied in source, composition, dose, administration route and duration ...
    • Rifaximin alters gut microbiota profile, but does not affect systemic inflammation - a randomized controlled trial in common variable immunodeficiency 

      Jørgensen, Silje Fjellgård; Macpherson, Magnhild Eide; Bjørnetrø, Tonje; Holm, Kristian; Kummen, Martin; Rashidi, Azita; Michelsen, Annika; Lekva, Tove; Halvorsen, Bente; Trøseid, Marius; Mollnes, Tom Eirik; Berge, Rolf Kristian; Yndestad, Arne; Ueland, Thor; Karlsen, Tom Hemming; Aukrust, Pål; Hov, Johannes Espolin Roksund; Fevang, Børre (Peer reviewed; Journal article, 2019-01-17)
      Common variable immunodefciency (CVID) patients have reduced gut microbial diversity compared to healthy controls. The reduced diversity is associated with gut leakage, increased systemic infammation and ten “key” bacteria ...