• Association between leptin levels and severity of suicidal behaviour in schizophrenia spectrum disorders 

      Gohar, Sherif Mostafa Mohamed Ahmed; Dieset, Ingrid; Steen, Nils Eiel; Mørch, Ragni Helene; Vedal, Trude Seselie Jahr; Reponen, Elina Johanna; Steen, Vidar Martin; Andreassen, Ole Andreas; Melle, Ingrid (Peer reviewed; Journal article, 2019-03-08)
      Objective: Associations between suicidality and lipid dysregulation are documented in mental illness, but the potential role of leptin remains unclear. We examined the association between leptin and suicidal behaviour in ...
    • Association between serum lipid levels, osteoprotegerin and depressive symptomatology in psychotic disorders. 

      Gohar, Sherif Mostafa Mohamed Ahmed; Dieset, Ingrid; Steen, Nils Eiel; Mørch, Ragni Helene; Iversen, Trude Seselie Jahr; Steen, Vidar Martin; Andreassen, Ole Andreas; Melle, Ingrid (Peer reviewed; Journal article, 2018-05-02)
      Although the relationship between positive and negative symptoms of psychosis and dyslipidemia has been thoroughly investigated in recent studies, the potential link between depression and lipid status is still under-investigated. ...
    • Atherogenic Lipid Ratios Related to Myeloperoxidase and C-Reactive Protein Levels in Psychotic Disorders 

      Reponen, Elina Johanna; Dieset, Ingrid; Tesli, Martin Steen; Mørch, Ragni Helene; Aas, Monica; Vedal, Trude Seselie Jahr; Haug, Elisabeth; Drange, Ole Kristian; Steen, Nils Eiel; Hope, Sigrun; Szabo, Attila; Gohar, Sherif Mostafa Mohamed Ahmed; Wedervang-Resell, Kirsten; Djurovic, Srdjan; Melle, Ingrid; Aukrust, Pål; Andreassen, Ole Andreas; Ueland, Thor (Journal article; Peer reviewed, 2020)
      Background: Cardiovascular disease (CVD) is a major cause of premature death in patients with psychotic disorders, where dyslipidemia occurs frequently. In the pathogenesis of these serious mental disorders, a low-grade ...
    • Attenuated Notch signaling in schizophrenia and bipolar disorder 

      Hoseth, Eva Zsuzsanna; Krull, Florian; Dieset, Ingrid; Mørch, Ragni Helene; Hope, Sigrun; Gardsjord, Erlend Strand; Steen, Nils Eiel; Melle, Ingrid; Brattbakk, Hans-Richard; Steen, Vidar Martin; Aukrust, Pål; Djurovic, Srdjan; Andreassen, Ole Andreas; Ueland, Thor (Peer reviewed; Journal article, 2018-03-28)
      The Notch signaling pathway plays a crucial role in neurodevelopment and in adult brain homeostasis. We aimed to further investigate Notch pathway activity in bipolar disorder (BD) and schizophrenia (SCZ) by conducting a ...
    • Exploring the Wnt signaling pathway in schizophrenia and bipolar disorder 

      Hoseth, Eva Zsuzsanna; Krull, Florian; Dieset, Ingrid; Mørch, Ragni Helene; Hope, Sigrun; Gardsjord, Erlend Strand; Steen, Nils Eiel; Melle, Ingrid; Brattbakk, Hans-Richard; Steen, Vidar Martin; Aukrust, Pål; Djurovic, Srdjan; Andreassen, Ole Andreas; Ueland, Thor (Peer reviewed; Journal article, 2018)
      The Wnt signaling pathway plays a crucial role in neurodevelopment and in regulating the function and structure of the adult nervous system. Schizophrenia (SCZ) and bipolar disorder (BD) are severe mental disorders with ...
    • Increase in serum HDL level is associated with less negative symptoms after one year of antipsychotic treatment in first-episode psychosis 

      Gjerde, Priyanthi Borgen; Dieset, Ingrid; Simonsen, Carmen Elisabeth; Hoseth, Eva Zsuzsanna; Iversen, Trude Seselie Jahr; Lagerberg, Trine Vik; Lyngstad, Siv Hege; Mørch, Ragni Helene; Skrede, Silje; Andreassen, Ole Andreas; Melle, Ingrid; Steen, Vidar Martin (Peer reviewed; Journal article, 2017-07)
      Background A potential link between increase in total cholesterol and triglycerides and clinical improvement has been observed during antipsychotic drug treatment in chronic schizophrenia patients, possibly due to drug ...
    • A study of TNF pathway activation in schizophrenia and bipolar disorder in plasma and brain tissue 

      Hoseth, Eva Zsuzsanna; Ueland, Thor; Dieset, Ingrid; Birnbaum, Rebecca; Shin, Joo Heon; Kleinman, Joel Edward; Hyde, Thomas Michael; Mørch, Ragni Helene; Hope, Sigrun; Lekva, Tove; Abraityte, Judita Aurelija; Michelsen, Annika; Melle, Ingrid; Westlye, Lars Tjelta; Ueland, Torill; Djurovic, Srdjan; Aukrust, Pål; Weinberger, Daniel R.; Andreassen, Ole Andreas (Peer reviewed; Journal article, 2017-07)
      Objective: A proinflammatory imbalance in the tumor necrosis factor (TNF) system may contribute to the pathogenesis of schizophrenia (SCZ) and bipolar disorders (BDs) and related comorbidities. We investigated the relative ...