• Acute heart failure following myocardial infarction: complement activation correlates with the severity of heart failure in patients developing cardiogenic shock 

      Orrem, Hilde Lang; Nilsson, Per; Pischke, Søren Erik; Grindheim, Guro; Garred, Peter; Seljeflot, Ingebjørg; Husebye, Trygve Guttorm; Aukrust, Pål; Yndestad, Arne; Andersen, Geir Øystein; Barratt-Due, Andreas; Mollnes, Tom Eirik (Journal article; Peer reviewed, 2018)
      Aims Heart failure (HF) is an impending complication to myocardial infarction. We hypothesized that the degree of complement activation reflects severity of HF following acute myocardial infarction. Methods and ...
    • Chimeric Anti-CD14 IGG2/4 Hybrid Antibodies for Therapeutic Intervention in Pig and Human Models of Inflammation 

      Lau, Corinna; Gunnarsen, Kristin Støen; Høydahl, Lene Støkken; Andersen, Jan Terje; Berntzen, Gøril; Pharo, Anne Margrethe; Lindstad, Julie Katrine; Ludviksen, Judith K; Brekke, Ole Lars; Barratt-Due, Andreas; Nielsen, Erik Waage; Stokes, Christopher R.; Espevik, Terje; Sandlie, Inger; Mollnes, Tom Eirik (Journal article; Peer reviewed, 2013)
      CD14 is a key recognition molecule of innate immune responses, interacting with several TLRs. TLR signaling cross-talks extensively with the complement system, and combined CD14 and complement inhibition has been proved ...
    • Combined Inhibition of C5 and CD14 Attenuates Systemic Inflammation in a Piglet Model of Meconium Aspiration Syndrome 

      Thomas, Anub Mathew; Schjalm, Camilla; Nilsson, Per; Lindenskov, Paal Helge H.; Rørtveit, Runa; Solberg, Rønnaug; Saugstad, Ola Didrik; Berglund, Magnus M.; Strömberg, Patrik; Lau, Corinna; Espevik, Terje; Jansen, Johan Høgset; Castellheim, Albert; Mollnes, Tom Eirik; Barratt-Due, Andreas (Journal article; Peer reviewed, 2018)
      Background: Meconium aspiration syndrome (MAS) is a severe lung condition affecting newborns and it can lead to a systemic inflammatory response. We previously documented complement activation and cytokine release in a ...
    • Combined inhibition of C5 and CD14 efficiently attenuated the inflammatory response in a porcine model of meningococcal sepsis 

      Hellerud, Bernt C; Orrem, Hilde L.; Dybwik, Knut Gustav; Pischke, Søren Erik; Barratt-Due, Andreas; Castellheim, Albert; Fure, Hilde; Bergseth, Grete; Christiansen, Dorte; Nunn, Miles A.; Espevik, Terje; Lau, Corinna; Brandtzæg, Petter; Nielsen, Erik Waage; Mollnes, Tom Eirik (Journal article; Peer reviewed, 2017)
      Background Fulminant meningococcal sepsis, characterized by overwhelming innate immune activation, mostly affects young people and causes high mortality. This study aimed to investigate the effect of targeting two key ...
    • Combined inhibition of complement and CD14 improved outcome in porcine polymicrobial sepsis 

      Skjeflo, Espen Waage; Sagatun, Caroline; Dybwik, Knut; Aam, Sturla; Urving, Sven Haakon; Nunn, Miles A.; Fure, Hilde; Lau, Corinna; Brekke, Ole Lars; Huber-Lang, Markus; Espevik, Terje; Barratt-Due, Andreas; Nielsen, Erik Waage; Mollnes, Tom Eirik (Peer reviewed; Journal article, 2015)
      Introduction Sepsis is an exaggerated and dysfunctional immune response to infection. Activation of innate immunity recognition systems including complement and the Toll-like receptor family initiate this disproportionate ...
    • Complement activation is a crucial pathogenic factor in catastrophic antiphospholipid syndrome. 

      Barratt-Due, Andreas; Fløisand, Yngvar; Lang, Hilde Elisabeth; Kvam, Ann Kristin; Holme, Pål Andre; Bergseth, Grete; Tjønnfjord, Geir Erland; Mollnes, Tom Eirik (Journal article; Peer reviewed, 2016)
    • Complement component C5 and TLR molecule CD14 mediate heme-induced thromboinflammation in human blood 

      Thomas, Anub Mathew; Gerogianni, Alexandra; McAdam, Martin Berner; Fløisand, Yngvar; Lau, Corinna; Espevik, Terje; Nilsson, Per; Mollnes, Tom Eirik; Barratt-Due, Andreas (Journal article; Peer reviewed, 2019)
      Heme is a critical danger molecule liberated from hemeproteins in various conditions, including from hemoglobin in hemolytic diseases. Heme may cause thromboinflammatory damage by activating inflammatory and hemostatic ...
    • Complement factor 5 blockade reduces porcine myocardial infarction size and improves immediate cardiac function 

      Pischke, Søren Erik; Gustavsen, Alice; Orrem, HL; Egge, Kjetil Hagene; Courivaud, Fredric A A; Fontenelle, Hugues; Despont, Alain; Bongoni, Anjan K.; Rieben, Robert; Tønnessen, Tor Inge; Nunn, Miles A.; Scott, Helge; Skulstad, Helge; Barratt-Due, Andreas; Mollnes, Tom Eirik (Journal article; Peer reviewed, 2017)
      Inhibition of complement factor 5 (C5) reduced myocardial infarction in animal studies, while no benefit was found in clinical studies. Due to lack of cross-reactivity of clinically used C5 antibodies, different inhibitors ...
    • Complement in clinical medicine: Clinical trials, case reports and therapy monitoring 

      Ricklin, Daniel; Barratt-Due, Andreas; Mollnes, Tom Eirik (Journal article; Peer reviewed, 2017)
      Research during past decades made it evident that complement is involved in more tasks than fighting infections, but has important roles in other immune surveillance and housekeeping functions. If the balance between ...
    • Dual inhibition of complement and Toll-like receptors as a novel approach to treat inflammatory diseases-C3 or C5 emerge together with CD14 as promising targets 

      Barratt-Due, Andreas; Pischke, Søren Erik; Nilsson, Per; Espevik, Terje; Mollnes, Tom Eirik (Journal article; Peer reviewed, 2016)
      The host is protected by pattern recognition systems, including complement and TLRs, which are closely cross-talking. If improperly activated, these systems might induce tissue damage and disease. Inhibition of single ...
    • Eculizumab-C5 complexes express a C5a neoepitope in vivo: Consequences for interpretation of patient complement analyses 

      Nilsson, Per; Thomas, Anub Mathew; Bergseth, Grete; Gustavsen, Alice; Volokhina, Elena B.; van den Heuvel, Lambertus P.; Barratt-Due, Andreas; Mollnes, Tom Eirik (Journal article; Peer reviewed, 2017)
      The complement system has obtained renewed clinical focus due to increasing number of patients treated with eculizumab, a monoclonal antibody inhibiting cleavage of C5 into C5a and C5b. The FDA approved indications are ...
    • Effect on mother and child of eculizumab given before caesarean section in a patient with severe antiphospholipid syndrome 

      Gustavsen, Alice; Skattum, Lillemor; Bergseth, Grete; Lorentzen, Bjørg; Fløisand, Yngvar; Bosnes, Vidar; Mollnes, Tom Eirik; Barratt-Due, Andreas (Journal article; Peer reviewed, 2017)
      Rationale: Antiphospholipid syndrome (APS) in pregnancy may trigger the life-threatening catastrophic antiphospholipid syndrome (CAPS). Complement activation is implicated in the pathogenesis, and inhibition of complement ...
    • IL-6 receptor inhibition by tocilizumab attenuated expression of C5a receptor 1 and 2 in non-ST-elevation myocardial infarction 

      Orrem, Hilde Lang; Nilsson, Per; Pischke, Søren Erik; Kleveland, Ola; Yndestad, Arne; Ekholt, Karin; Damås, Jan Kristian; Espevik, Terje; Bendz, Bjørn; Halvorsen, Bente; Gregersen, Ida; Wiseth, Rune; Andersen, Geir Øystein; Ueland, Thor; Gullestad, Lars; Aukrust, Pål; Barratt-Due, Andreas; Mollnes, Tom Eirik (Journal article; Peer reviewed, 2018)
      Background: Elevated interleukin-6 (IL-6) and complement activation are associated with detrimental effects of inflammation in coronary artery disease (CAD). The complement anaphylatoxins C5a and C3a interact with their ...
    • Influenza and associated co-infections in critically ill immunosuppressed patients 

      Martin-Loeches, Ignacio; Lemiale, Virginie; Geoghegan, Pierce; McMahon, Mary Aisling; Pickkers, Peter; Soares, Marcio; Perner, Anders; Meyhoff, Tine Sylvest; Bukan, Ramin Brandt; Rello, Jordi; Bauer, Philippe R.; van de Louw, Andry; Taccone, Fabio Silvio; Salluh, Jorge; Hemelaar, Pleun; Schellongowski, Peter; Rusinova, Katerina; Terzi, Nicolas; Mehta, Sangeeta; Antonelli, Massimo; Kouatchet, Achille; Klepstad, Pål; Valkonen, Miia; Landburg, Precious Pearl; Barratt-Due, Andreas; Bruneel, Fabrice; Pène, Frédéric; Metaxa, Victoria; Moreau, Anne Sophie; Souppart, Virginie; Burghi, Gaston; Girault, Christophe; Silva, Ulysses V.A.; Montini, Luca; Barbier, Francois; Nielsen, Lene B.; Gaborit, Benjamin; Mokart, Djamel; Chevret, Sylvie; Azoulay, Elie (Journal article; Peer reviewed, 2019)
      Background It is unclear whether influenza infection and associated co-infection are associated with patient-important outcomes in critically ill immunocompromised patients with acute respiratory failure. Methods Preplanned ...