• Association analysis between suicidal behaviour and candidate genes of bipolar disorder and schizophrenia 

      Finseth, Per Ivar; Sønderby, Ida Elken; Djurovic, Srdjan; Agartz, Ingrid; Malt, Ulrik Fredrik; Melle, Ingrid; Morken, Gunnar; Andreassen, Ole Andreas; Vaaler, Arne Einar; Tesli, Martin Steen (Journal article; Peer reviewed, 2014)
      Background: The present study investigated associations between the strongest joint genetic risk variants for bipolar disorder (BD) and schizophrenia (SCZ) and a history of suicide attempt in patients with BD, SCZ and ...
    • Chronic fatigue syndromes: real illnesses that people can recover from 

      Alme, Tomas Nordheim; Andreasson, Anna; Asprusten, Tarjei Tørre; Bakken, Anne Karen; Beadsworth, Michael BJ; Boye, Birgitte; Brodal, Per; Brodwall, Elias Myrstad; Brurberg, Kjetil Gundro; Bugge, Ingrid; Chalder, Trudie; Due, Reidar; Eriksen, Hege Randi; Fink, Per Klausen; Flottorp, Signe Agnes; Fors, Egil Andreas; Jensen, Bård Fossli; Fundingsrud, Hans Petter; Garner, Paul; Havdal, Lise Beier; Helgeland, Helene; Jacobsen, Henrik Børsting; Johnson, Georg Espolin; Jonsjö, Martin; Knoop, Hans; Landmark, Live; Launes, Gunvor; Lekander, Mats; Linnros, Hannah; Lindsäter, Elin; Liira, Helena; Linnestad, Lina; Loge, Jon; Lyby, Peter Solvoll; Malik, Sadaf; Malt, Ulrik Fredrik; Moe, Trygve; Norlin, Anna-Karin; Pedersen, Maria; Pignatiello, Siv Elin; Rask, Charlotte Ulrikka; Reme, Silje Endresen; Roksund, Gisle; Sainio, Markku; Sharpe, Michael; Thorkildsen, Ruth Foseide; Van Roy, Betty; Vandvik, Per Olav; Vogt, Henrik; Wyller, Hedda Bratholm; Wyller, Vegard Bruun Bratholm (Peer reviewed; Journal article, 2023)
      The ‘Oslo Chronic Fatigue Consortium’ consists of researchers and clinicians who question the current narrative that chronic fatigue syndromes, including post-covid conditions, are incurable diseases. Instead, we propose ...
    • Clinical characteristics of patients with bipolar disorder and premorbid traumatic brain injury: a cross-sectional study 

      Drange, Ole Kristian; Vaaler, Arne; Morken, Gunnar; Andreassen, Ole Andreas; Malt, Ulrik Fredrik; Finseth, Per Ivar (Journal article; Peer reviewed, 2018)
      Background About one in ten diagnosed with bipolar disorder (BD) has experienced a premorbid traumatic brain injury (TBI), while not fulfilling the criteria of bipolar and related disorder due to another medical condition ...
    • Common brain disorders are associated with heritable patterns of apparent aging of the brain 

      Kaufmann, Tobias; van der Meer, Dennis; Doan, Nhat Trung; Schwarz, Emanuel; Lund, Martina Jonette; Agartz, Ingrid; Alnæs, Dag; Barch, Deanna M.; Baur-Streubel, Ramona; Bertolino, Alessandro; Bettella, Francesco; Beyer, Mona K.; Bøen, Erlend; Borgwardt, Stefan; Brandt, Christine Lycke; Buitelaar, Jan; Celius, Elisabeth Gulowsen; Cervenka, Simon; Conzelmann, Annette; Còrdova Palomera, Aldo; Dale, Anders; de Quervain, Dominique J.F.; di Carlo, Pasquale; Djurovic, Srdjan; Dørum, Erlend Solberg; Eisenacher, S.; Elvsåshagen, Torbjørn; Espeseth, Thomas; Fatouros-Bergman, Helena; Flyckt, Lena; Franke, Barbara; Frei, Oleksandr; Haatveit, Beathe; Håberg, Asta; Harbo, Hanne Flinstad; Hartman, Catharina A; Heslenfeld, Dirk J; Hoekstra, Pieter J; Høgestøl, Einar August; Jernigan, Terry L.; Jonassen, Rune; Jönsson, Erik Gunnar; Karolinska Schizophrenia Pro, KaSP; Kirsch, Peter; Kłoszewska, Iwona; Kolskår, Knut-Kristian; Landrø, Nils Inge; Le Hellard, Stephanie; Lesch, Klaus-Peter; Lovestone, Simon; Lundervold, Arvid; Lundervold, Astri; Maglanoc, Luigi Angelo; Malt, Ulrik Fredrik; Mecocci, Patrizia; Melle, Ingrid; Meyer-Lindenberg, Andreas; Moberget, Torgeir; Norbom, Linn Christin Bonaventure; Nordvik, Jan Egil; Nyberg, Lars; Oosterlaan, Jaap; Papalino, Marco; Papassotiropoulos, Andreas; Pauli, Paul; Pergola, Giulio; Persson, Karin Ester Torun; Richard, Geneviève; Rokicki, Jaroslav; Sanders, Anne-Marthe; Selbæk, Geir; Shadrin, Alexey A.; Smeland, Olav Bjerkehagen; Soininen, Hilkka; Sowa, Piotr; Steen, Vidar Martin; Tsolaki, Magda; Ulrichsen, Kristine Moe; Vellas, Bruno; Wang, Lei; Westman, Eric; Ziegler, Georg C.; Zink, Mathias; Andreassen, Ole Andreas; Westlye, Lars Tjelta (Journal article; Peer reviewed, 2019)
      Common risk factors for psychiatric and other brain disorders are likely to converge on biological pathways influencing the development and maintenance of brain structure and function across life. Using structural MRI data ...
    • Compulsory admissions of patients with mental disorders: State of the art on ethical and legislative aspects in 40 European countries 

      Wasserman, Danuta; Apter, G.; Baeken, C.; Bailey, S.; Balazs, Judit; Bec, C.; Bienkowski, P.; Bobes, Julio; Ortiz, M.F. Bravo; Bruun, Henriette; Bôke, O.; Camilleri, N.; Carpiniello, B.; Chihai, J.; Chkonia, Eka; Courtet, Philippe; Cozman, D.; David, M.; Dom, Geert; Esanu, A.; Falkai, P.; Flannery, W.; Gasparyan, K.; Gerlinger, G.; Gorwood, Philip; Gudmundsson, O.; Hanon, C.; Heinz, Andreas; Dos Santos, M J Heitor; Hedlund, A.; Ismayilov, F.; Ismayilov, N.; Isometsä, Erkki T.; Izakova, L.; Kleinberg, A.; Kurimay, T.; Reitan, Solveig Merete Klæbo; Lecic-Tosevski, Dusica; Lehmets, A.; Lindberg, N.; Lundblad, K.A.; Lynch, G.; Maddock, C.; Malt, Ulrik Fredrik; Martin, L.; Martynikhin, I.; Maruta, N.O.; Matthys, F.; Mazaliauskiene, R.; Mihajlovic, G.; Peles, A Mihaljevic; Miklavic, V.; Mohr, P.; Ferrandis, M Munarriz; Musalek, M.; Neznanov, N.; Ostorharics-Horvath, G.; Pajević, I.; Popova, A.; Pregelj, Peter; Prinsen, E.; Rados, C.; Roig, A.; Kuzman, M Rojnic; Samochowiec, J.; Sartorius, Norman; Savenko, Y.; Skugarevsky, O.; Slodecki, E.; Soghoyan, A.; Stone, D.S.; Taylor-East, R.; Terauds, E.; Tsopelas, C.; Tudose, C.; Tyano, S.; Vallon, P.; Van der Gaag, der; Varandas, P.; Vavrusova, L.; Voloshyn, P.; Wancata, J.; Wise, J.; Zemishlany, Z.; Öncü, F.; Vahip, S. (Peer reviewed; Journal article, 2020)
      Background. Compulsory admission procedures of patients with mental disorders vary between countries in Europe. The Ethics Committee of the European Psychiatric Association (EPA) launched a survey on involuntary admission ...
    • Differences in course of illness between patients with bipolar II disorder with and without epileptiform discharges or other sharp activity on electroencephalograms: a cross-sectional study 

      Drange, Ole Kristian; Sæther, Sverre Georg; Finseth, Per Ivar; Morken, Gunnar; Vaaler, Arne; Arntsen, Vibeke; Henning, Oliver Johannes; Andreassen, Ole Andreas; Elvsåshagen, Torbjørn; Malt, Ulrik Fredrik; Bøen, Erlend (Peer reviewed; Journal article, 2020)
      Background A diagnosis of bipolar II disorder requires that the symptoms cannot be better explained by a medical condition. Epilepsy is in some cases associated with an affective syndrome mimicking an unstable bipolar ...
    • The genetic architecture of human brainstem structures and their involvement in common brain disorders 

      Elvsåshagen, Torbjørn; Bahrami, Shahram; van der Meer, Dennis; Agartz, Ingrid; Alnæs, Dag; Barch, Deanna M.; Baur-Streubel, Ramona; Bertolino, Alessandro; Beyer, Mona K.; Blasi, Giuseppe; Borgwardt, Stefan; Boye, Birgitte; Buitelaar, Jan; Bøen, Erlend; Celius, Elisabeth Gulowsen; Cervenka, Simon; Conzelmann, Annette; Coynel, David; di Carlo, Pasquale; Djurovic, Srdjan; Eisenacher, Sarah; Espeseth, Thomas; Fatouros-Bergman, Helena; Flyckt, Lena; Franke, Barbara; Frei, Oleksandr; Gelao, Barbara; Harbo, Hanne Flinstad; Hartman, Catharina A.; Håberg, Asta; Heslenfeld, Dirk; Hoekstra, Pieter J.; Høgestøl, Einar August; Jonassen, Rune; Jönsson, Erik G.; Kirsch, Peter; Kloszewska, Iwona; Lagerberg, Trine Vik; Landrø, Nils Inge; Le Hellard, Stephanie; Lesch, Klaus-Peter; Maglanoc, Luigi Angelo; Malt, Ulrik Fredrik; Mecocci, Patrizia; Melle, Ingrid; Meyer-Lindenberg, Andreas; Moberget, Torgeir; Nordvik, Jan Egil; Nyberg, Lars; O’ Connell, Kevin S.; Oosterlaan, Jaap; Papalino, Marco; Papassotiropoulos, Andreas; Pauli, Paul; Pergola, Giulio; Persson, Karin; de Quervain, Dominique; Reif, Andreas; Rokicki, Jaroslav; Van Rooij, Daan; Shadrin, Alexey A.; Schmidt, André; Schwarz, Emanuel; Selbæk, Geir; Soininen, Hilkka; Sowa, Piotr; Steen, Vidar M.; Tsolaki, Magda; Vellas, Bruno; Wang, Lei; Westman, Eric; Ziegler, Georg C.; Zink, Mathias; Andreassen, Ole Andreas; Westlye, Lars Tjelta; Kaufmann, Tobias (Peer reviewed; Journal article, 2020)
      Brainstem regions support vital bodily functions, yet their genetic architectures and involvement in common brain disorders remain understudied. Here, using imaging-genetics data from a discovery sample of 27,034 individuals, ...
    • The genetic architecture of human brainstem structures and their involvement in common brain disorders 

      Elvsåshagen, Torbjørn; Bahrami, Shahram; van der Meer, Dennis; Agartz, Ingrid; Alnæs, Dag; Barch, Deanna M.; Baur-Streubel, Ramona; Bertolino, Alessandro; Beyer, Mona K.; Blasi, Giuseppe; Borgwardt, Stefan; Boye, Birgitte; Buitelaar, Jan; Bøen, Erlend; Celius, Elisabeth Gulowsen; Cervenka, Simon; Conzelmann, Annette; Coynel, David; di Carlo, Pasquale; Djurovic, Srdjan; Eisenacher, Sarah; Espeseth, Thomas; Fatouros-Bergman, Helena; Flyckt, Lena; Franke, Barbara; Frei, Oleksandr; Gelao, Barbara; Harbo, Hanne Flinstad; Hartman, Catharina A.; Håberg, Asta; Heslenfeld, Dirk; Hoekstra, Pieter J.; Høgestøl, Einar August; Jonassen, Rune; Jönsson, Erik G.; Kirsch, Peter; Kloszewska, Iwona; Lagerberg, Trine Vik; Landrø, Nils Inge; Le Hellard, Stephanie; Lesch, Klaus-Peter; Maglanoc, Luigi Angelo; Malt, Ulrik Fredrik; Mecocci, Patrizia; Melle, Ingrid; Meyer-Lindenberg, Andreas; Moberget, Torgeir; Nordvik, Jan Egil; Nyberg, Lars; O’ Connell, Kevin S.; Oosterlaan, Jaap; Papalino, Marco; Papassotiropoulos, Andreas; Pauli, Paul; Pergola, Giulio; Persson, Karin; de Quervain, Dominique; Reif, Andreas; Rokicki, Jaroslav; Van Rooij, Daan; Shadrin, Alexey A.; Schmidt, André; Schwarz, Emanuel; Selbæk, Geir; Soininen, Hilkka; Sowa, Piotr; Steen, Vidar M.; Tsolaki, Magda; Vellas, Bruno; Wang, Lei; Westman, Eric; Ziegler, Georg C.; Zink, Mathias; Andreassen, Ole Andreas; Westlye, Lars Tjelta; Kaufmann, Tobias (Peer reviewed; Journal article, 2020)
      Brainstem regions support vital bodily functions, yet their genetic architectures and involvement in common brain disorders remain understudied. Here, using imaging-genetics data from a discovery sample of 27,034 individuals, ...
    • Increased circulating IL-18 levels in severe mental disorders indicate systemic inflammasome activation 

      Szabo, Attila; O’Connell, Kevin; Ueland, Thor; Ahmed, Mashhood Sheikh; Agartz, Ingrid; Andreou, Dimitrios; Aukrust, Pål; Boye, Birgitte; Bøen, Erlend; Drange, Ole Kristian; Elvsåshagen, Torbjørn; Engh, John Abel; Hope, Sigrun; Høegh, Margrethe Collier; Joa, Inge; Johnsen, Erik; Kroken, Rune Andreas; Lagerberg, Trine Vik; Lekva, Tove; Malt, Ulrik Fredrik; Melle, Ingrid; Morken, Gunnar; Nærland, Terje; Steen, Vidar Martin; Sørensen, Kjetil; Wedervang-Resell, Kirsten; Auten Weibell, Melissa; Westlye, Lars Tjelta; Steen, Nils Eiel; Andreassen, Ole; Djurovic, Srdjan (Peer reviewed; Journal article, 2022)
      Background Schizophrenia (SCZ) and bipolar disorder (BD) are severe mental illnesses (SMI) that are part of a psychosis continuum, and dysregulated innate immune responses have been suggested to be involved in their ...
    • Increased circulating IL-18 levels in severe mental disorders indicate systemic inflammasome activation 

      Szabo, Attila; O'Connell, Kevin Sean; Ueland, Thor; Sheikh, Mashhood Ahmed; Agartz, Ingrid; Andreou, Dimitrios; Aukrust, Pål; Boye, Birgitte; Bøen, Erlend; Drange, Ole Kristian; Elvsåshagen, Torbjørn; Engh, John; Hope, Sigrun; Høegh, Margrethe Collier; Joa, Inge; Johnsen, Erik; Kroken, Rune Andreas; Lagerberg, Trine Vik; Lekva, Tove; Malt, Ulrik Fredrik; Melle, Ingrid; Morken, Gunnar; Nærland, Terje; Steen, Vidar Martin; Sørensen, Kjetil; Wedervang-Resell, Kirsten; Weibell, Melissa Anne Elin Authen; Westlye, Lars Tjelta; Steen, Nils Eiel; Andreassen, Ole; Djurovic, Srdjan (Peer reviewed; Journal article, 2021)
      Background -Schizophrenia (SCZ) and bipolar disorder (BD) are severe mental illnesses (SMI) that are part of a psychosis continuum, and dysregulated innate immune responses have been suggested to be involved in their ...
    • Lower circulating neuron-specific enolase concentrations in adults and adolescents with severe mental illness 

      Andreou, Dimitrios; Steen, Nils Eiel; Jørgensen, Kjetil Nordbø; Smelror, Runar Elle; Wedervang-Resell, Kirsten; Nerland, Stener; Westlye, Lars Tjelta; Nærland, Terje; Myhre, Anne Margrethe; Joa, Inge; Reitan, Solveig Merete Klæbo; Vaaler, Arne; Morken, Gunnar; Bøen, Erlend; Elvsåshagen, Torbjørn; Boye, Birgitte; Malt, Ulrik Fredrik; Aukrust, Pål; Skrede, Silje; Kroken, Rune Andreas; Johnsen, Erik; Djurovic, Srdjan; Andreassen, Ole; Ueland, Thor; Agartz, Ingrid (Peer reviewed; Journal article, 2021)
      Background Both neurodegenerative and neurodevelopmental abnormalities have been suggested to be part of the etiopathology of severe mental illness (SMI). Neuron-specific enolase (NSE), mainly located in the neuronal ...
    • Neurocognitive profiles in treatment-resistant bipolar I and bipolar II disorder depression 

      Kessler, Ute; Schøyen, Helle Kristine; Andreassen, Ole Andreas; Eide, Geir Egil; Hammar, Åsa; Malt, Ulrik Fredrik; Ødegaard, Ketil Joachim; Morken, Gunnar; Sundet, Kjetil Søren; Vaaler, Arne Einar (Journal article; Peer reviewed, 2013)
      Background: The literature on the neuropsychological profiles in Bipolar disorder (BD) depression is sparse. The aims of the study were to assess the neurocognitive profiles in treatment-resistant, acutely admitted BD ...
    • Plasma Levels of the Cytokines B Cell-Activating Factor (BAFF) and A Proliferation-Inducing Ligand (APRIL) in Schizophrenia, Bipolar, and Major Depressive Disorder: A Cross Sectional, Multisite Study 

      Engh, John; Ueland, Thor; Agartz, Ingrid; Andreou, Dimitrios; Aukrust, Pål; Boye, Birgitte; Bøen, Erlend; Drange, Ole Kristian; Elvsåshagen, Torbjørn; Hope, Sigrun; Høegh, Margrethe Collier; Joa, Inge; Johnsen, Erik; Kroken, Rune Andreas; Lagerberg, Trine Vik; Lekva, Tove; Malt, Ulrik Fredrik; Melle, Ingrid; Morken, Gunnar; Nærland, Terje; Steen, Vidar Martin; Wedervang-Resell, Kirsten; Weibell, Melissa; Westlye, Lars Tjelta; Djurovic, Srdjan; Steen, Nils Eiel; Andreassen, Ole (Peer reviewed; Journal article, 2021)
      Background Immune dysfunction has been implicated in the pathogenesis of schizophrenia and other nonaffective psychosis (SCZ), bipolar spectrum disorder (BIP) and major depressive disorder (MDD). The cytokines B cell-activating ...
    • Risk factors of cycle acceleration in acutely admitted patients with bipolar disorder 

      Finseth, Per Ivar; Morken, Gunnar; Malt, Ulrik Fredrik; Andreassen, Ole Andreas; Vaaler, Arne Einar (Journal article; Peer reviewed, 2014)
      Obje ctive: To identify risk factors associated with cycle acceleration (CA), that is, progressive decrease in duration of syndrome-free intervals between affective episodes, in acutely admitted patients with bipolar ...
    • The study protocol of the Norwegian randomized controlled trial of electroconvulsive therapy in treatment resistant depression in bipolar disorder 

      Kessler, Ute; Vaaler, Arne E.; Schøyen, Helle; Ødegaard, Ketil Joachim; Bergsholm, Per; Andreassen, Ole Andreas; Malt, Ulrik Fredrik; Morken, Gunnar (Journal article; Peer reviewed, 2010)
      Background: The treatment of depressive phases of bipolar disorder is challenging. The effects of the commonly used antidepressants in bipolar depression are questionable. Electroconvulsive therapy is generally considered ...