• Association between C-reactive protein levels and antipsychotic treatment during 12 months follow-up period after acute psychosis 

      Fathian, Farivar; Gjestad, Rolf; Kroken, Rune Andreas; Løberg, Else-Marie; Reitan, Solveig Merete Klæbo; Fleichhacker, W. Wolfgang; Rettenbacher, Maria; Larsen, Tor Ketil; Joa, Inge; Stabell, Lena Antonsen; Kjelby, Eirik; Sinkevicute, Igne; Alisauskiene, Renata; Steen, Vidar Martin; Johnsen, Erik (Peer reviewed; Journal article, 2022)
      Background - A potential role of inflammatory pathways in the pathology of schizophrenia has been suggested for at least a subgroup of patients. Elevated levels of the inflammatory marker C-reactive protein (CRP) have been ...
    • Depression trajectories and cytokines in schizophrenia spectrum disorders - A longitudinal observational study 

      Hoprekstad, Gunnhild Eldhuset; Kjelby, Eirik; Gjestad, Rolf; Fathian, Farivar; Larsen, Tor Ketil; Reitan, Solveig Klæbo; Rettenbacher, Maria; Torsvik, Anja; Skrede, Silje; Johnsen, Erik; Kroken, Rune Andreas (Peer reviewed; Journal article, 2023)
      Depression occurs frequently in all phases of schizophrenia spectrum disorders. Altered activity in the immune system is seen in both depression and schizophrenia. We aimed to uncover depressive trajectories in a sample ...
    • Differential Effectiveness of Atypical Antipsychotics on Hallucinations: A Pragmatic Randomized Controlled Trial 

      Sinkeviciute, Igne; Hugdahl, Kenneth Jan; Bartz-Johannessen, Christoffer; Kroken, Rune Andreas; Løberg, Else-Marie; Kjelby, Eirik; Rettenbacher, maria; Joa, Inge; Reitan, Solveig Merete Klæbo; Alisauskiene, Renata; Fathian, Farivar; Johnsen, Erik (Peer reviewed; Journal article, 2021)
      Background Most studies investigating antipsychotic effectiveness report either total psychopathology or symptom cluster findings. Studies focusing on a separate symptom, such as hallucinations, a hallmark symptom in ...