• The carnitine-butyrobetaine-TMAO pathway after cardiac transplant: Impact on cardiac allograft vasculopathy and acute rejection 

      Trøseid, Marius; Mayerhofer, Christiane Caroline; Broch, Kaspar; Arora, Satish; Svardal, Asbjørn M.; Hov, Johannes Espolin Roksund; Andreassen, Arne K.; Gude, Einar; Karason, Kristjan; Dellgren, Gøran; Berge, Rolf Kristian; Gullestad, Lars; Aukrust, Pål; Ueland, Thor (Peer reviewed; Journal article, 2019)
      BACKGROUND: Alterations in the partly microbiota-dependent carnitine–γ-butyrobetaine (γBB)–trimethylamine N-oxide (TMAO) pathway have been linked to the progression of heart failure and atherosclerotic disease. We evaluated ...
    • Circulating trimethyllysine and risk of acute myocardial infarction in patients with suspected stable coronary heart disease 

      Bjørnestad, Espen Ø.; Olset, Hilde; Dhar, Indu; Løland, Kjetil Halvorsen; Pedersen, Eva Ringdal; Svingen, Gard Frodahl Tveitevåg; Svardal, Asbjørn M.; Berge, Rolf K; Ueland, Per Magne; Tell, Grethe S.; Nilsen, Dennis W.T.; Jan E., Nordrehaug; Nygaard, Ellisif; Nygård, Ottar (Journal article; Peer reviewed, 2020)
      Background The carnitine precursor trimethyllysine (TML) is associated with progression of atherosclerosis, possibly through a relationship with trimethylamine-N-oxide (TMAO). Riboflavin is a cofactor in TMAO synthesis. ...
    • HIV-infected persons with type 2 diabetes show evidence of endothelial dysfunction and increased inflammation 

      Hove-Skovsgaard, Malene; Gaardbo, Julie Christine; Kolte, Lilian; Winding, Kamilla; Seljeflot, Ingebjørg; Svardal, Asbjørn M.; Berge, Rolf Kristian; Gerstoft, Jan; Ullum, Henrik; Trøseid, Marius; Nielsen, Susanne Dam (Peer reviewed; Journal article, 2017-03-29)
      Background: Increased incidence of cardiovascular diseases (CVD) in both HIV infection and type 2 diabetes (T2D) compared to the general population has been described. Little is known about the combined effect of HIV ...
    • Lipid, fatty acid, carnitine- and choline derivative profiles in rheumatoid arthritis outpatients with different degrees of periodontal inflammation 

      Beyer, Kathrin; Lie, Stein Atle; Bjørndal, Bodil; Berge, Rolf K.; Svardal, Asbjørn M.; Brun, Johan G.; Bolstad, Anne Isine (Journal article; Peer reviewed, 2021)
      Rheumatoid arthritis (RA) and periodontitis are chronic inflammatory diseases with several pathogenic pathways in common. Evidence supports an association between the diseases, but the exact underlying mechanisms behind ...
    • 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 ...
    • 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 ...
    • 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 ...
    • Rifaximin or Saccharomyces boulardii in heart failure with reduced ejection fraction: Results from the randomized GutHeart trial 

      Awoyemi, Ayodeji Olawale; Mayerhofer, Cristiane; Felix, Alex S.; Hov, Johannes Espolin Roksund; Moscavitch, Samuel D.; Lappegård, Knut Tore; Hovland, Anders; Halvorsen, Sigrun; Halvorsen, Bente; Gregersen, Ida; Svardal, Asbjørn M.; Berge, Rolf Kristian; Hansen, Simen Hyll; Götz, Alexandra; Holm, Kristian; Aukrust, Pål; Åkra, Sissel; Seljeflot, Ingebjørg; Solheim, Svein; Lorenzo, Andrea; Gullestad, Lars; Trøseid, Marius; Broch, Kaspar (Journal article; Peer reviewed, 2021)
      Background The gut microbiota represents a potential treatment target in heart failure (HF) through microbial metabolites such as trimethylamine N-oxide (TMAO) and systemic inflammation. Treatment with the probiotic yeast ...
    • Rosuvastatin alters the genetic composition of the human gut microbiome 

      Kummen, Martin; Solberg, Ole Geir; Larsen, Christopher Storm; Holm, Kristian; Ragnarsson, Asgrimur; Trøseid, Marius; Vestad, Beate; Skårdal, Rita; Yndestad, Arne; Ueland, Thor; Svardal, Asbjørn M.; Berge, Rolf Kristian; Seljeflot, Ingebjørg; Gullestad, Lars; Karlsen, Tom Hemming; Aaberge, Lars; Aukrust, Pål; Hov, Johannes Espolin Roksund (Journal article; Peer reviewed, 2020)
      The gut microbiome contributes to the variation of blood lipid levels, and secondary bile acids are associated with the effect of statins. Yet, our knowledge of how statins, one of our most common drug groups, affect the ...
    • A salmon peptide diet alleviates experimental colitis as compared with fish oil 

      Grimstad, Tore; Bjørndal, Bodil; Cacabelos, Daniel; Aasprong, Ole Gunnar; Omdal, Roald; Svardal, Asbjørn M.; Bohov, Pavol; Pamplona, Reinald; Portero-Otin, Manuel; Berge, Rolf Kristian; Hausken, Trygve (Peer reviewed; Journal article, 2013-01-10)
      Fish oil (FO) has been shown to have anti-inflammatory properties in animal models of inflammatory bowel disease, but how fish peptides (FP) influence intestinal inflammation has been less studied. Male Wistar rats, divided ...
    • Serum Acylcarnitines and Risk of Cardiovascular Death and Acute Myocardial Infarction in Patients With Stable Angina Pectoris 

      Strand, Elin; Pedersen, Eva Ringdal; Svingen, Gard Frodahl Tveitevåg; Olsen, Thomas; Bjørndal, Bodil; Karlsson, Therese; Dierkes, Jutta; Njølstad, Pål Rasmus; Mellgren, Gunnar; Tell, Grethe S.; Berge, Rolf Kristian; Svardal, Asbjørn M.; Nygård, Ottar (Peer reviewed; Journal article, 2017-02)
      Background: Excess levels of serum acylcarnitines, which are intermediate products in metabolism, have been observed in metabolic diseases such as type 2 diabetes mellitus. However, it is not known whether acylcarnitines ...
    • Short-term activation of peroxisome proliferator-activated receptors α and γ induces tissue-specific effects on lipid metabolism and fatty acid composition in male Wistar rats 

      Strand, Elin; Lysne, Vegard; Grinna, Mari Lausund; Bohov, Pavol; Svardal, Asbjørn M.; Nygård, Ottar; Berge, Rolf Kristian; Bjørndal, Bodil (Peer reviewed; Journal article, 2019-06-12)
      Dietary fatty acids (FAs) affect certain metabolic routes, including pathways controlled by the peroxisome proliferator-activated receptors (PPARs), but tissue-specific effects are not well-defined. Thus, the aim was to ...
    • Using metabolic profiling and gene expression analyses to explore molecular effects of replacing saturated fat with polyunsaturated fat-a randomized controlled dietary intervention study 

      Ulven, Stine Marie; Christensen, Jacob J.; Nygård, Ottar; Svardal, Asbjørn M.; Leder, Lena; Ottestad, Inger; Lysne, Vegard; Laupsa-Borge, Johnny; Ueland, Per Magne; Midttun, Øivind; Meyer, Klaus; McCann, Adrian; Andersen, Lene Frost; Holven, Kirsten Bjørklund (Peer reviewed; Journal article, 2019-04-26)
      Background: Replacing dietary saturated fatty acids (SFAs) with polyunsaturated fatty acids (PUFA) reduces the plasma low-density lipoprotein (LDL) cholesterol and subsequently the risk of cardiovascular disease. However, ...