Browsing Bergen Open Research Archive by Author "Djurovic, Srdjan"

Now showing items 81-100 of 122

    • Immune marker levels in severe mental disorders: associations with polygenic risk scores of related mental phenotypes and psoriasis 

      Werner, Maren Caroline Frogner; Wirgenes, Katrine Verena; Shadrin, Alexey; Lunding, Synve Hoffart; Rødevand, Linn; Hjell, Gabriela; Ormerod, Monica Bettina E. Greenwood; Haram, Marit; Agartz, Ingrid; Djurovic, Srdjan; Melle, Ingrid; Aukrust, Pål; Ueland, Thor; Andreassen, Ole; Steen, Nils Eiel (Journal article; Peer reviewed, 2022)
      Several lines of evidence implicate immune abnormalities in the pathophysiology of severe mental disorders (SMD) and comorbid mental disorders. Here, we use the data from genome-wide association studies (GWAS) of autoimmune ...

    • Immunomodulatory capacity of the serotonin receptor 5-HT2B in a subset of human dendritic cells 

      Szabo, Attila; Gogolák, Péter; Koncz, Gábor; Földvári, Zsofia; Pazmandi, Kitti; Miltner, Noemi; Póliska, Szilárd; Bácsi, Attila; Djurovic, Srdjan; Rajnavölgyi, Éva (Peer reviewed; Journal article, 2018-01-29)
      Serotonin is a monoamine neurotransmitter that signals through a wide array of receptors (5-HT1–7) many of which are also involved in immune processes. Dendritic cells (DCs) are crucial players in immune defense by bridging ...

    • The impact of placental genomic risk for schizophrenia and birth asphyxia on brain development 

      Wortinger, Laura Anne; Shadrin, Alexey; Szabo, Attila; Nerland, Stener; Smelror, Runar; Jørgensen, Kjetil Nordbø; Barth, Claudia; Andreou, Dimitrios; Thoresen, Marianne; Andreassen, Ole; Djurovic, Srdjan; Ursini, Gianluca; Agartz, Ingrid (Journal article; Peer reviewed, 2023)
      The placenta plays a role in fetal brain development, and pregnancy and birth complications can be signs of placental dysfunction. Birth asphyxia is associated with smaller head size and higher risk of developing schizophrenia ...

    • Impulsivity across severe mental disorders: a cross-sectional study of immune markers and psychopharmacotherapy 

      Hjell, Gabriela; Rokicki, Jaroslav; Szabo, Attila; Holst, Rene; Tesli, Natalia; Bell, Christina; Fischer-Vieler, Thomas; Werner, Maren Caroline Frogner; Lunding, Synve Hoffart; Elkjær Greenwood Ormerod, Monica Bettina; Johansen, Ingrid Torp; Djurovic, Srdjan; Ueland, Thor; Andreassen, Ole; Melle, Ingrid; Lagerberg, Trine Vik; Mørch-Johnsen, Lynn Egeland; Steen, Nils Eiel; Haukvik, Unn Kristin Hansen (Journal article; Peer reviewed, 2023)
      Background Impulsivity is a transdiagnostic feature linked to severe clinical expression and a potential target for psychopharmacological strategies. Biological underpinnings are largely unknown, but involvement of ...

    • 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 (Journal article; Peer reviewed, 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 ...

    • Indicated association between polygenic risk score and treatment-resistance in a naturalistic sample of patients with schizophrenia spectrum disorders 

      Werner, Maren Caroline Frogner; Wirgenes, Katrine Verena; Haram, Marit; Bettella, Francesco; Lunding, Synve Hoffart; Rødevand, Linn Nilsen; Hjell, Gabriela; Agartz, Ingrid; Djurovic, Srdjan; Melle, Ingrid; Andreassen, Ole Andreas; Steen, Nils Eiel (Journal article; Peer reviewed, 2020)
      Background One third of people diagnosed with schizophrenia fail to respond adequately to antipsychotic medication, resulting in persisting disabling symptoms, higher rates of hospitalization and higher costs for society. ...

    • Inflammation and cognition in severe mental illness: patterns of covariation and subgroups 

      Sæther, Linn Sofie; Ueland, Thor; Haatveit, Beathe; Maglanoc, Luigi; Szabo, Attila; Djurovic, Srdjan; Aukrust, Pål; Roelfs, Daniël; Ormerod, Monica Bettina E. Greenwood; Lagerberg, Trine Vik; Steen, Nils Eiel; Melle, Ingrid; Andreassen, Ole; Ueland, Torill (Journal article; Peer reviewed, 2023)
      A potential relationship between dysregulation of immune/inflammatory pathways and cognitive impairment has been suggested in severe mental illnesses (SMI), such as schizophrenia (SZ) and bipolar (BD) spectrum disorders. ...

    • Interleukin-18 signaling system links to agitation in severe mental disorders 

      Hjell, Gabriela; Szabo, Attila; Mørch-Johnsen, Lynn Egeland; Holst, Rene; Tesli, Natalia; Bell, Christina; Fischer-Vieler, Thomas; Werner, Maren Caroline Frogner; Lunding, Synve Hoffart; Ormerod, Monica Bettina E. Greenwood; Johansen, Ingrid Torp; Dieset, Ingrid; Djurovic, Srdjan; Melle, Ingrid; Ueland, Thor; Andreassen, Ole; Steen, Nils Eiel; Haukvik, Unn Kristin Hansen (Journal article; Peer reviewed, 2022)
      Objective Agitation is a challenging clinical feature in severe mental disorders, but its biological correlates are largely unknown. Inflammasome-related abnormalities have been linked to severe mental disorders and ...

    • Large-scale genomics unveil polygenic architecture of human cortical surface area 

      Chen, Chi-Hua; Peng, Qian; Schork, Andrew J.; Lo, Min-Tzu; Fan, Chun-Chieh; Wang, Yunpeng; Desikan, Rahul S.; Bettella, Franscesco; Hagler, Donald J.; Westlye, Lars Tjelta; Kremen, William S.; Jernigan, Terry L.; Le Hellard, Stephanie; Steen, Vidar Martin; Espeseth, Thomas; Huentelman, Matt; Håberg, Asta; Agartz, Ingrid; Djurovic, Srdjan; Andreassen, Ole Andreas; Schork, Nicholas; Dale, Anders (Peer reviewed; Journal article, 2015-07-20)
      Little is known about how genetic variation contributes to neuroanatomical variability, and whether particular genomic regions comprising genes or evolutionarily conserved elements are enriched for effects that influence ...

    • Limited association between infections, autoimmune disease and genetic risk and immune activation in severe mental disorders 

      Werner, Maren Caroline Frogner; Wirgenes, Katrine Verena; Shadrin, Alexey; Lunding, Synve Hoffart; Rødevand, Linn; Hjell, Gabriela; Ormerod, Monica; Haram, Marit; Agartz, Ingrid; Djurovic, Srdjan; Melle, Ingrid; Aukrust, Pål; Ueland, Thor; Andreassen, Ole; Steen, Nils Eiel (Journal article; Peer reviewed, 2022)
      Background Low-grade inflammation may be part of the underlying mechanism of schizophrenia and bipolar disorder. We investigated if genetic susceptibility, infections or autoimmunity could explain the immune activation. ...

    • Lithium increases mitochondrial respiration in iPSC-derived neural precursor cells from lithium responders 

      Osete, Jordi Requena; Akkouh, Ibrahim; Reis de Assis, Denis; Szabo, Attila; Frei, Evgeniia; Hughes, Timothy; Smeland, Olav Bjerkehagen; Steen, Nils Eiel; Andreassen, Ole Andreas; Djurovic, Srdjan (Journal article; Peer reviewed, 2021)
      Lithium (Li), valproate (VPA) and lamotrigine (LTG) are commonly used to treat bipolar disorder (BD). While their clinical efficacy is well established, the mechanisms of action at the molecular level are still incompletely ...

    • Longitudinal Transcriptomic Analysis of Human Cortical Spheroids Identifies Axonal Dysregulation in the Prenatal Brain as a Mediator of Genetic Risk for Schizophrenia 

      Akkouh, Ibrahim Ahmed; Ueland, Thor; Szabo, Attila; Hughes, Timothy; Smeland, Olav Bjerkehagen; Andreassen, Ole; Requena Osete, Jordi; Djurovic, Srdjan (Journal article; Peer reviewed, 2024)
      Background Schizophrenia (SCZ) has a known neurodevelopmental etiology, but limited access to human prenatal brain tissue hampers the investigation of basic disease mechanisms in early brain development. Here, we elucidate ...

    • Loss-of-function variants in the schizophrenia risk gene SETD1A alter neuronal network activity in human neurons through the cAMP/PKA pathway 

      Wang, Shan; Rhijn, Jon-Ruben van; Akkouh, Ibrahim Ahmed; Kogo, Naoki; Maas, Nadine; Bleeck, Anna; Ortiz, Irene Santisteban; Lewerissa, Elly; Wu, Ka Man; Schoenmaker, Chantal; Djurovic, Srdjan; van Bokhoven, Hans; Kleefstra, Tjitske; Nadif Kasri, Nael; Schubert, Dirk (Journal article; Peer reviewed, 2022)
      Heterozygous loss-of-function (LoF) mutations in SETD1A, which encodes a subunit of histone H3 lysine 4 methyltransferase, cause a neurodevelopmental syndrome and increase the risk for schizophrenia. Using CRISPR-Cas9, we ...

    • 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 (Journal article; Peer reviewed, 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 ...

    • Mapping the expression of an ANK3 isoform associated with bipolar disorder in the human brain 

      Holmgren, Asbjørn; Hansson, Lars; Bjerkaas-Kjeldal, Kristine; Impellizzeri, Agata Antonia Rita; Gilfillan, Gregor; Djurovic, Srdjan; Hughes, Timothy (Journal article; Peer reviewed, 2022)
      The gene ankyrin-3 (ANK3) has been consistently associated with bipolar disorder (BD) in several genome-wide association studies (GWAS). The exact molecular mechanisms underlying this genetic association remain unknown. ...

    • Meta-analysis of Alzheimer’s disease on 9,751 samples from Norway and IGAP study identifies four risk loci 

      Witoelar, Aree; Rongve, Arvid; Almdahl, Ina Selseth; Ulstein, Ingun; Engvig, Andreas; White, Linda Rosemary; Selbæk, Geir; Stordal, Eystein; Andersen, Fredrik; Brækhus, Anne; Saltvedt, Ingvild; Engedal, Knut; Hughes, Timothy; Bergh, Sverre; Bråthen, Geir; Bogdanovic, Nenad; Bettella, Francesco; Wang, Yunpeng; Athanasiu, Lavinia; Bahrami, Shahram; Le Hellard, Stephanie; Giddaluru, Sudheer; Dale, Anders M; Sando, Sigrid Botne; Steinberg, Stacy; Stefansson, Hreinn; Snaedal, Jon; Desikan, Rahul S; Stefansson, Kari; Aarsland, Dag; Djurovic, Srdjan; Fladby, Tormod; Andreassen, Ole Andreas (Peer reviewed; Journal article, 2018-12-27)
      A large fraction of genetic risk factors for Alzheimer’s Disease (AD) is still not identified, limiting the understanding of AD pathology and study of therapeutic targets. We conducted a genome-wide association study (GWAS) ...

    • Metabolic dysfunctions in the kynurenine pathway, noradrenergic and purine metabolism in schizophrenia and bipolar disorders 

      Steen, Nils Eiel; Dieset, Ingrid; Hope, Sigrun; Vedal, Trude Seselie Jahr; Smeland, Olav Bjerkehagen; Matson, Wayne; Kaddurah-Daouk, Rima; Agartz, Ingrid; Melle, Ingrid; Djurovic, Srdjan; Jönsson, Erik Gunnar; Bogdanov, Mikhail; Andreassen, Ole Andreas (Peer reviewed; Journal article, 2020)
      Background: We aimed at exploring potential pathophysiological processes across psychotic disorders, applying metabolomics in a large and well-characterized sample of patients and healthy controls. Methods: Patients with ...

    • MicroRNAs enrichment in GWAS of complex human phenotypes 

      Goulart, Luiz Fernando De Souza; Bettella, Franscesco; Sønderby, Ida Elken; Schork, AJ; Thompson, Kurt Wesley; Mattingsdal, Morten; Steen, Vidar Martin; Zuber, Verena; Wang, Yunpeng; Dale, Anders; Andreassen, Ole Andreas; Djurovic, Srdjan (Peer reviewed; Journal article, 2015-04-16)
      Background: The genotype information carried by Genome-wide association studies (GWAS) seems to have the potential to explain more of the ‘missing heritability’ of complex human phenotypes, given improved statistical ...

    • Modeling psychiatric disorders: From genomic findings to cellular phenotypes 

      Falk, Anna; Heine, Vivi M.; Harwood, Adrian J.; Sullivan, Patrick F.; Peitz, Michael; Brüstle, Oliver; Shen, Sanbring; Sun, Yuh-Man; Glover, Joel; Posthuma, Daniëlle; Djurovic, Srdjan (Peer reviewed; Journal article, 2016)
      Major programs in psychiatric genetics have identified >150 risk loci for psychiatric disorders. These loci converge on a small number of functional pathways, which span conventional diagnostic criteria, suggesting a partly ...

    • Multimodal monitoring of human cortical organoids implanted in mice reveal functional connection with visual cortex 

      Wilson, Madison N.; Thunemann, Martin; Liu, Xin; Lu, Yichen; Puppo, Francesca; Adams, Jason W.; Kim, Jeong-Hoon; Ramezani, Mehrdad; Pizzo, Donald P.; Djurovic, Srdjan; Andreassen, Ole; Mansour, Abed AlFatah; Gage, Fred H.; Muotri, Alysson R.; Devor, Anna; Kuzum, Duygu (Journal article; Peer reviewed, 2022)
      Human cortical organoids, three-dimensional neuronal cultures, are emerging as powerful tools to study brain development and dysfunction. However, whether organoids can functionally connect to a sensory network in vivo has ...