Browsing NTNU Open by Author "Michelsen, Annika"

Now showing items 1-14 of 14

    • Effect of a single dose of the interleukin-6 receptor antagonist tocilizumab on inflammation and troponin T release in patients with non-ST-elevation myocardial infarction: a double-blind, randomized, placebo-controlled phase 2 trial 

      Kleveland, Ola; Kunszt, Gabor; Bratlie, Marte; Ueland, Thor; Broch, Kaspar; Holte, Espen; Michelsen, Annika; Bendz, Bjørn; Amundsen, Brage H.; Espevik, Terje; Aakhus, Svend; Damås, Jan Kristian; Aukrust, Pål; Wiseth, Rune; Gullestad, Lars (Journal article; Peer reviewed, 2016)
      Aims Interleukin-6 (IL-6) contributes to atherosclerotic plaque destabilization and is involved in myocardial injury during ischaemia–reperfusion. Interleukin-6 is therefore a potential therapeutic target in myocardial ...

    • Elevated plasma sTIM-3 levels in patients with severe COVID-19 

      Ueland, Thor; Heggelund, Lars; Lind, Andreas; Holten, Aleksander Rygh; Tonby, Kristian; Michelsen, Annika; Jenum, Synne; Jørgensen, Marthe Jøntvedt; Barratt-Due, Andreas; Skeie, Linda Gail; Nordøy, Ingvild; Aanensen Fraz, Mai Sasaki; Paulsen, Else Quist; Pischke, Soeren; Johal, Simreen Kaur; Hesstvedt, Liv; Bogen, Mette; Fevang, Børre; Halvorsen, Bente; Müller, Fredrik; Bekken, Gry Kloumann; Mollnes, Tom Eirik; Dudman, Susanne Gjeruldsen; Aukrust, Pål; Dyrhol-Riise, Anne Ma; Holter, Jan Cato (Peer reviewed; Journal article, 2020)
      Background The pathogenesis of coronavirus disease 2019 (COVID-19) is still incompletely understood, but it seems to involve immune activation and immune dysregulation. Objective We examined the parameters of activation ...

    • Increased complement factor B and Bb levels are associated with mortality in patients with severe aortic stenosis 

      Shahini, Negar; Ueland, Thor; Auensen, Andreas; Michelsen, Annika; Ludviksen, Judith K; Hussain, Amjad Iqbal; Pettersen, Kjell; Aakhus, Svend; Espeland, Torvald; Lunde, Ida Gjervold; Kirschfink, Michael; Nilsson, Per; Mollnes, Tom Eirik; Gullestad, Lars; Aukrust, Pål; Yndestad, Arne; Louwe, Maria Cornelia (Journal article; Peer reviewed, 2019)
      Inflammation is involved in initiation and progression of aortic stenosis (AS). However, the role of the complement system, a crucial component of innate immunity in AS, is unclear. We hypothesized that circulating levels ...

    • Inflammation markers in multiple sclerosis: CXCL16 reflects and may also predict disease activity 

      Holmøy, Trygve; Løken-Amsrud, Kristin Ingeleiv; Bakke, Jacob; Beiske, Antonie Giæver; Bjerve, Kristian S; Hovdal, Harald Olav; Lilleås, Finn; Midgard, Rune; Pedersen, Tom; Saltyte Benth, Jurate; Torkildsen, Øivind; Wergeland, Stig; Myhr, Kjell-Morten; Michelsen, Annika; Aukrust, Pål; Ueland, Thor (Journal article; Peer reviewed, 2013)
      Background: Serum markers of inflammation are candidate biomarkers in multiple sclerosis (MS). ω-3 fatty acids are suggested to have anti-inflammatory properties that might be beneficial in MS. We aimed to explore ...

    • Inflammatory biomarkers are associated with aetiology and predict outcomes in community-acquired pneumonia: Results of a 5-year follow-up cohort study 

      Siljan, William Ward; Holter, Jan Cato; Michelsen, Annika; Nymo, Stig Haugset; Lauritzen, Trine; Oppen, Kjersti; Husebye, Einar; Ueland, Thor; Mollnes, Tom Eirik; Aukrust, Pål; Heggelund, Lars (Journal article; Peer reviewed, 2019)
      Background Biomarkers may facilitate clinical decisions in order to guide antimicrobial treatment and prediction of prognosis in community-acquired pneumonia (CAP). We measured serum C-reactive protein, procalcitonin (PCT) ...

    • Legumain is upregulated in acute cardiovascular events and associated with improved outcome – potentially related to anti-inflammatory effects on macrophages 

      Lunde, Ngoc Dieu Nguyen; Gregersen, Ida; Ueland, Thor; Shetelig, Christian; Holm, Sverre; Kong, Xiang Yi; Michelsen, Annika; Otterdal, Kari; Yndestad, Arne; Broch, Kaspar; Gullestad, Lars; Nyman, Tuula Anneli; Bendz, Bjørn; Eritsland, Jan; Hoffmann, Pavel; Skagen, Karolina Ryeng; Gonçalves, Isabel; Nilsson, Jan; Grenegård, Magnus; Poreba, Marcin; Drag, Marcin; Seljeflot, Ingebjørg; Sporsheim, Bjørnar; Espevik, Terje; Skjelland, Mona; Johansen, Harald Thidemann; Solberg, Rigmor; Aukrust, Pål; Björbacka, Harry; Andersen, Geir Øystein; Halvorsen, Bente (Peer reviewed; Journal article, 2019)
      Background and aims We have previously found increased levels of the cysteine protease legumain in plasma and plaques from patients with carotid atherosclerosis. This study further investigated legumain during acute ...

    • Monocyte/macrophage and T cell activation markers are not independently associated with MI risk in healthy individuals - results from the HUNT Study 

      Ueland, Thor; Laugsand, Lars Erik; Vatten, Lars Johan; Janszky, Imre; Platou, Carl Geoffrey Parrinder; Michelsen, Annika; Damås, Jan Kristian; Aukrust, Pål; Åsvold, Bjørn Olav (Journal article; Peer reviewed, 2017)
      Background We hypothesized that circulating markers reflecting monocyte/macrophage and T cell activation are associated with increased risk of myocardial infarction (MI) in apparently healthy individuals. Methods Serum ...

    • 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 (Journal article; Peer reviewed, 2019)
      Common variable immunodeficiency (CVID) patients have reduced gut microbial diversity compared to healthy controls. The reduced diversity is associated with gut leakage, increased systemic inflammation and ten “key” bacteria ...

    • Secreted wnt antagonists in scrub typhus 

      Ueland, Thor; Astrup, Elisabeth; Otterdal, Kari; Lekva, Tove; Janardhanan, Jeshina; Prakash, John A.; Thomas, Kurien; Michelsen, Annika; Aukrust, Pål; Varghese, George M.; Damås, Jan Kristian (Peer reviewed; Journal article, 2021)
      Background The mechanisms that control local and systemic inflammation in scrub typhus have only been partially elucidated. The wingless (Wnt) signaling pathways are emerging as important regulators of inflammation and ...

    • Serum lipoprotein(a) is not modified by interleukin-6 receptor antagonism or associated with inflammation in non-ST-elevation myocardial infarction 

      Ueland, Thor; Kleveland, Ola; Michelsen, Annika; Wiseth, Rune; Damås, Jan Kristian; Holven, Kirsten Bjørklund; Aukrust, Pål; Gullestad, Lars; Yndestad, Arne; Halvorsen, Bente (Journal article; Peer reviewed, 2018)
      Background The IL-6 receptor antagonist tocilizumab has been shown to attenuate the proatherogenic lipoprotein a [Lp(a)] in rheumatoid arthritis. We evaluated if a single dose of tocilizumab reduced Lp(a) in patients with ...

    • Serum PCSK9 is modified by interleukin-6 receptor antagonism in patients with hypercholesterolaemia following non-ST-elevation myocardial infarction 

      Ueland, Thor; Kleveland, Ola; Michelsen, Annika; Wiseth, Rune; Damås, Jan Kristian; Aukrust, Pål; Gullestad, Lars; Halvorsen, Bente; Yndestad, Arne (Journal article; Peer reviewed, 2018)
      Objective It is unclear if activation of inflammatory pathways regulates proprotein convertase subtilisin-kexin type 9 (PCSK9) levels. Approach We evaluated (1) the temporal course of serum PCSK9 during hospitalisation ...

    • The alternative complement pathway is dysregulated in patients with chronic heart failure 

      Shahini, Negar; Michelsen, Annika; Nilsson, Per; Ekholt, Karin; Gullestad, Lars; Broch, Kaspar; Dahl, Christen Peder; Aukrust, Pål; Ueland, Thor; Mollnes, Tom Eirik; Yndestad, Arne; Louwe, Maria Cornelia (Journal article; Peer reviewed, 2017)
      The complement system, an important arm of the innate immune system, is activated in heart failure (HF). We hypothesized that HF patients are characterized by an imbalance of alternative amplification loop components; ...

    • Wnt5a is associated with right ventricular dysfunction and adverse outcome in dilated cardiomyopathy 

      Abraityte, Judita Aurelija; Lunde, Ida Gjervold; Askevold, Erik Tandberg; Michelsen, Annika; Christensen, Geir Arve; Aukrust, Pål; Yndestad, Arne; Fiane, Arnt E; Andreassen, Arne K.; Aakhus, Svend; Dahl, Christen Peder; Gullestad, Lars; Broch, Kaspar; Ueland, Thor (Journal article; Peer reviewed, 2017)
      The Wingless (Wnt) pathway has been implicated in the pathogenesis of dilated cardiomyopathy (DCM). To explore the role of Wnt modulators Wnt5a and sFRP3 in DCM patients we analyzed the expression of Wnt5a and sFRP3 in ...

    • YKL-40 (Chitinase-3-Like Protein 1) Serum Levels in Aortic Stenosis 

      Arain, Fizza Kanwal; Abraityte, Judita Aurelija; Bogdanova, Mariia; Solberg, Ole Geir; Michelsen, Annika; Lekva, Tove; Aakhus, Svend; Holm, Sverre; Halvorsen, Bente; Finsen, Alexandra; Vinge, Leif Erik; Nymo, Ståle Haugset; Espeland, Torvald; Ranheim, Trine; Aukrust, Pål; Vaage, Ingvar Jarle; Auensen, Andreas; Gullestad, Lars; Ueland, Thor (Peer reviewed; Journal article, 2020)
      BACKGROUND: Identification of novel biomarkers could provide prognostic information and improve risk stratification in patients with aortic stenosis (AS). YKL-40 (chitinase-3-like protein 1), a protein involved in ...