Publications by Ingrid Sigfrid Melle

558 publications found

Publications 2025

1. Fischer-Vieler T, Rokicki J, Kim M, Leonardsen E, Wolfers T, Bell C, Hjell G, Tesli N, Bang N, Melle I, Andreassen OA, Friestad C, Ringen PA, Haukvik UK (2025)
   Mapping cerebellar subregional volumes and heterogeneity in schizophrenia spectrum disorders and violence
   Eur Arch Psychiatry Clin Neurosci (in press)
   DOI 10.1007/s00406-025-02081-1, PubMed 40991031
2. Glastad SH, Klungsøyr O, Aminoff SR, Hagen R, Bjella T, Engen MJ, Lyngstad SH, Busch C, Icick R, Etain B, Melle I, Andreassen OA, Høegh MC, Lagerberg TV (2025)
   Exploring the temporal relationship between mood, alcohol- and nicotine use in bipolar disorder using time-series analyses
   Int J Bipolar Disord, 13 (1), 18
   DOI 10.1186/s40345-025-00388-5, PubMed 40407853
3. Grimstad K, Sørensen H, Vaskinn A, Mohn C, Olsen SH, Andreassen OA, Lagerberg TV, Melle I, Øie MG, Ueland T, Haatveit B (2025)
   Subjective cognition in schizophrenia and bipolar disorder: Investigation of group differences and associations with objective cognition and clinical characteristics using a novel measure of subjective cognition
   Schizophr Res Cogn, 40, 100345
   DOI 10.1016/j.scog.2025.100345, PubMed 39989506
4. Haug E, Øie MG, Svendsen IH, Møller P, Nelson B, Melle I (2025)
   Basic self-disorders may play a role in the development of depression in schizophrenia: a seven-year follow-up study
   Front Psychiatry, 15, 1521366
   DOI 10.3389/fpsyt.2024.1521366, PubMed 39845362
5. Haukvik UK, Wolfers T, Tesli N, Bell C, Hjell G, Fischer-Vieler T, Bang N, Melle I, Andreassen OA, Rasmussen K, Agartz I, Westlye LT, Friestad C, Rokicki J (2025)
   Individual-level deviations from normative brain morphology in violence, psychosis, and psychopathy
   Transl Psychiatry, 15 (1), 118
   DOI 10.1038/s41398-025-03343-1, PubMed 40175325
6. Hoffart Lunding S, Kreis IV, Rødevand L, Aas M, Frogner Werner MC, Torp Johansen I, Elkjær Greenwood Ormerod MB, Reponen E, Hjell G, Ringen PA, Vik Lagerberg T, Melle I, Andreassen OA, Simonsen C, Ueland T, Steen NE (2025)
   Self-harming behavior linked to earlier onset of cardiovascular disease in severe mental disorders
   Eur Psychiatry, 68 (1), e143
   DOI 10.1192/j.eurpsy.2025.10106, PubMed 40947592
7. Høegh MC, Glastad SH, Lyngstad SH, Engen MJ, Aminoff SR, Melle I, Bjella T, Lagerberg TV (2025)
   The MinDag app for symptom monitoring and feedback to patients and clinicians during the initial treatment of bipolar disorder - a feasibility study
   Int J Bipolar Disord, 13 (1), 14
   DOI 10.1186/s40345-025-00382-x, PubMed 40178653
8. Johnsen E, Andreassen OA, Melle I, Røssberg JI, Weibell M, Kroken RA (2025)
   Antipsykotika har god effekt ved psykoselidelser
   Tidsskr Nor Laegeforen, 145 (8)
   DOI 10.4045/tidsskr.25.0271, PubMed 40575821
9. Kreis I, Fjelnseth Wold K, Åsbø G, Bärthel Flaaten C, Engen MJ, Lyngstad SH, Hustad Widing L, Sheikh MA, Frogner Werner MC, Bakken E, Ueland T, Steen NE, Melle I (2025)
   Recent cannabis use affects the association between baseline immune markers and long-term outcomes in psychosis
   Transl Psychiatry, 15 (1), 282
   DOI 10.1038/s41398-025-03498-x, PubMed 40813774
10. O'Connell KS, Koromina M, van der Veen T, Boltz T, David FS, Yang JMK, Lin KH, Wang X, Coleman JRI, Mitchell BL, McGrouther CC, Rangan AV, Lind PA, Koch E, Harder A, Parker N, Bendl J, Adorjan K, Agerbo E, Albani D, Alemany S, Alliey-Rodriguez N, Als TD, Andlauer TFM, Antoniou A et al. (2025)
    Genomics yields biological and phenotypic insights into bipolar disorder
    Nature, 639 (8056), 968-975
    DOI 10.1038/s41586-024-08468-9, PubMed 39843750
11. Ormerod MBEG, Sheikh MA, Ueland T, Hjell G, Rødevand L, Sæther LS, Lunding SH, Johansen IT, Andreou D, Ueland T, Lagerberg TV, Melle I, Djurovic S, Andreassen OA, Steen NE (2025)
    Minor immunomodulatory effects of psychotropics suggested in severe mental disorders: Associations of antipsychotics with beta defensin 2, antidepressants with C-reactive protein, and mood stabilizers with soluble interleukin 2 receptor
    Eur Psychiatry, 68 (1), e140
    DOI 10.1192/j.eurpsy.2025.10104, PubMed 40936381
12. Ormerod MBEG, Ueland T, Aas M, Hjell G, Rødevand L, Sæther LS, Lunding SH, Johansen IT, Mlakar V, Andreou D, Ueland T, Lagerberg TV, Melle I, Djurovic S, Andreassen OA, Steen NE (2025)
    Limited evidence of association between dysregulated immune marker levels and telomere length in severe mental disorders
    Acta Neuropsychiatr, 37, e4
    DOI 10.1017/neu.2024.62, PubMed 39844366
13. Pentz AB, Mäki-Marttunen V, van Jole O, Nerland S, Melle I, Steen NE, Agartz I, Westlye LT, Haukvik UK, Moberget T, Jönsson EG, Andreassen OA, Elvsåshagen T (2025)
    Auditory MMN is associated with the volume of thalamic higher order nuclei in individuals with psychotic disorders and healthy controls
    Schizophr Res, 276, 222-233
    DOI 10.1016/j.schres.2025.01.031, PubMed 39922063
14. Romm KL, Skoge M, Barrett EA, Berentzen LC, Bergsager D, Fugelli P, Bjella T, Gardsjord ES, Kling K, Kruse SH, Kværner KJ, Melle I, Mork E, Ihler HM, Rognli EB, Simonsen C, Værnes TG, Aminoff SR (2025)
    A Mobile Health Intervention to Support Collaborative Decision-Making in Mental Health Care: Development and Usability
    JMIR Form Res, 9, e57614
    DOI 10.2196/57614, PubMed 39823632
15. Skoge M, Aminoff SR, Barrett EA, Bryhni GE, Kling K, Kværner KJ, Melle I, Mork E, Simonsen C, Støme LN, Vink J, Værnes TG, Romm KL (2025)
    A Mobile App Designed to Promote Shared Decision-Making in the Treatment of Psychotic Disorders: Feasibility and Acceptability Study
    JMIR Hum Factors, 12, e68813
    DOI 10.2196/68813, PubMed 40644621
16. Solberg A, Ottesen A, Barrett EA, Kristiansen I, Mork E, Qin P, Melle I (2025)
    Trajectories of suicidal behavior and their clinical correlates in the early phases of schizophrenia spectrum disorders
    Psychiatry Res, 347, 116409
    DOI 10.1016/j.psychres.2025.116409, PubMed 40015038
17. Åsbø G, Haavind H, Kruse SH, Wold KF, Hegelstad WTV, Romm KL, Slade M, Ueland T, Melle I, Simonsen C (2025)
    "Why shouldn't I expect a lot from life?" - a qualitative study of what facilitates long-term recovery in first-episode psychosis
    BMC Psychiatry, 25 (1), 423
    DOI 10.1186/s12888-025-06681-y, PubMed 40295990

Publications 2024

1. Barth C, Nerland S, Jørgensen KN, Haatveit B, Wortinger LA, Melle I, Haukvik UK, Ueland T, Andreassen OA, Agartz I (2024)
   Altered Sex Differences in Hippocampal Subfield Volumes in Schizophrenia
   Schizophr Bull, 50 (1), 107-119
   DOI 10.1093/schbul/sbad091, PubMed 37354490
2. Bell C, Rokicki J, Tesli N, Gurholt TP, Hjell G, Fischer-Vieler T, Bang N, Melle I, Agartz I, Andreassen OA, Ringen PA, Rasmussen K, Dahl H, Friestad C, Haukvik UK (2024)
   Hypothalamic subunit volumes and relations to violence and psychopathy in male offenders with or without a psychotic disorder
   Eur Arch Psychiatry Clin Neurosci (in press)
   DOI 10.1007/s00406-023-01725-4, PubMed 38353675
3. Berthet P, Haatveit BC, Kjelkenes R, Worker A, Kia SM, Wolfers T, Rutherford S, Alnaes D, Dinga R, Pedersen ML, Dahl A, Fernandez-Cabello S, Dazzan P, Agartz I, Nesvåg R, Ueland T, Andreassen OA, Simonsen C, Westlye LT, Melle I, Marquand A (2024)
   A 10-Year Longitudinal Study of Brain Cortical Thickness in People with First-Episode Psychosis Using Normative Models
   Schizophr Bull, 51 (1), 95-107
   DOI 10.1093/schbul/sbae107, PubMed 38970378
4. García-Marín LM, Campos AI, Diaz-Torres S, Rabinowitz JA, Ceja Z, Mitchell BL, Grasby KL, Thorp JG, Agartz I, Alhusaini S, Ames D, Amouyel P, Andreassen OA, Arfanakis K, Arias-Vasquez A, Armstrong NJ, Athanasiu L, Bastin ME, Beiser AS, Bennett DA, Bis JC, Boks MPM, Boomsma DI, Brodaty H, Brouwer RM et al. (2024)
   Genomic analysis of intracranial and subcortical brain volumes yields polygenic scores accounting for variation across ancestries
   Nat Genet, 56 (11), 2333-2344
   DOI 10.1038/s41588-024-01951-z, PubMed 39433889
5. Giordano GM, Pezzella P, Mucci A, Austin SF, Erfurth A, Glenthøj B, Hofer A, Hubenak J, Libiger J, Melle I, Nielsen MØ, Rybakowski JK, Wojciak P, Galderisi S, Sachs G (2024)
   Negative symptoms and social cognition as mediators of the relationship between neurocognition and functional outcome in schizophrenia
   Front Psychiatry, 15, 1333711
   DOI 10.3389/fpsyt.2024.1333711, PubMed 38356912
6. Johansen IT, Steen NE, Rødevand L, Lunding SH, Hjell G, Ormerod MBEG, Agartz I, Melle I, Lagerberg TV, Nerhus M, Andreassen OA (2024)
   Sex differences in autonomic adverse effects related to antipsychotic treatment and associated hormone profiles
   Schizophrenia (Heidelb), 10 (1), 6
   DOI 10.1038/s41537-023-00430-4, PubMed 38182592
7. Kreis I, Lagerberg TV, Wold KF, Åsbø G, Simonsen C, Flaaten CB, Engen MJ, Lyngstad SH, Widing LH, Ueland T, Melle I (2024)
   Behind the heterogeneity in the long-term course of first-episode psychosis: Different psychotic symptom trajectories are associated with different patterns of cannabis and stimulant use
   Schizophr Res, 271, 91-99
   DOI 10.1016/j.schres.2024.07.006, PubMed 39018985
8. Kreis I, Wold KF, Åsbø G, Simonsen C, Flaaten CB, Engen MJ, Lyngstad SH, Widing LH, Ueland T, Melle I (2024)
   The relationship between visual hallucinations, functioning, and suicidality over the course of illness: a 10-year follow-up study in first-episode psychosis
   Schizophrenia (Heidelb), 10 (1), 30
   DOI 10.1038/s41537-024-00450-8, PubMed 38431677
9. Lunde KB, Mehlum L, Melle I, Qin P (2024)
   Psychiatric follow-up and repeated hospital presentation of DSH: A national study on young adults
   J Affect Disord, 368, 383-389
   DOI 10.1016/j.jad.2024.09.086, PubMed 39299596
10. Millgate E, Smart SE, Pardiñas AF, Kravariti E, Ajnakina O, Kępińska AP, Andreassen OA, Barnes TRE, Berardi D, Crespo-Facorro B, D'Andrea G, Demjaha A, Di Forti M, Doody GA, Üçok A, Kassoumeri L, Ferchiou A, Guidi L, Joyce EM, Lastrina O, Melle I, Pignon B, Richard JR, Simonsen C, Szöke A et al. (2024)
    Corrigendum to "Cognitive performance at first episode of psychosis and the relationship with future treatment resistance: Evidence from an international prospective cohort study" [Schizophr. Res. volume 225 (May 2023) 173-181]
    Schizophr Res, 270, 495-496
    DOI 10.1016/j.schres.2024.06.029, PubMed 39079354
11. Mohn C, Ueland T, Haatveit B, Sæther LS, Lagerberg TV, Andreassen OA, Melle I, Vaskinn A (2024)
    Neurocognitive function and delusion severity in schizophrenia spectrum disorders
    Schizophr Res, 270, 172-177
    DOI 10.1016/j.schres.2024.06.028, PubMed 38917554
12. Pentz AB, O'Connel KS, van Jole O, Timpe CMF, Slapø NB, Melle I, Lagerberg TV, Steen NE, Westlye LT, Haukvik UK, Moberget T, Jönsson EG, Andreassen OA, Elvsåshagen T (2024)
    Mismatch negativity and polygenic risk scores for schizophrenia and bipolar disorder
    Schizophr Res, 264, 314-326
    DOI 10.1016/j.schres.2024.01.013, PubMed 38215567
13. Ritter P, Glenn T, Achtyes ED, Alda M, Agaoglu E, Altınbaş K, Andreassen OA, Angelopoulos E, Ardau R, Aydin M, Ayhan Y, Baethge C, Bauer R, Baune BT, Balaban C, Becerra-Palars C, Behere AP, Behere PB, Belete H, Belete T, Belizario GO, Bellivier F, Belmaker RH, Benedetti F, Berk M et al. (2024)
    Association between a large change between the minimum and maximum monthly values of solar insolation and a history of suicide attempts in bipolar I disorder
    Int J Bipolar Disord, 12 (1), 43
    DOI 10.1186/s40345-024-00364-5, PubMed 39714599
14. Shafi DES, Jørgensen KN, Bjella T, Nesvåg R, Dieset I, Melle I, Andreassen OA, Jönsson EG (2024)
    Prescriptions of psychotropic and somatic medications among patients with severe mental disorders and healthy controls in a naturalistic study
    Nord J Psychiatry, 78 (3), 212-219
    DOI 10.1080/08039488.2024.2305806, PubMed 38306243
15. Simonsen C, Åsbø G, Slade M, Wold KF, Widing L, Flaaten CB, Engen MJ, Lyngstad SH, Gardsjord E, Bjella T, Romm KL, Ueland T, Melle I (2024)
    A good life with psychosis: rate of positive outcomes in first-episode psychosis at 10-year follow-up
    Psychol Med, 54 (9), 2112-2121
    DOI 10.1017/S0033291724000205, PubMed 38389456
16. Sæther LS, Szabo A, Akkouh IA, Haatveit B, Mohn C, Vaskinn A, Aukrust P, Ormerod MBEG, Eiel Steen N, Melle I, Djurovic S, Andreassen OA, Ueland T, Ueland T (2024)
    Cognitive and inflammatory heterogeneity in severe mental illness: Translating findings from blood to brain
    Brain Behav Immun, 118, 287-299
    DOI 10.1016/j.bbi.2024.03.014, PubMed 38461955
17. Sæther LS, Ueland T, Haatveit B, Vaskinn A, Bärthel Flaaten C, Mohn C, E G Ormerod MB, Aukrust P, Melle I, Steen NE, Andreassen OA, Ueland T (2024)
    Longitudinal course of inflammatory-cognitive subgroups across first treatment severe mental illness and healthy controls
    Psychol Med, 54 (12), 1-11 (in press)
    DOI 10.1017/S003329172400206X, PubMed 39354711
18. Tesfaye M, Spindola LM, Stavrum AK, Shadrin A, Melle I, Andreassen OA, Le Hellard S (2024)
    Sex effects on DNA methylation affect discovery in epigenome-wide association study of schizophrenia
    Mol Psychiatry, 29 (8), 2467-2477
    DOI 10.1038/s41380-024-02513-9, PubMed 38503926
19. Vaskinn A, Ueland T, Melle I, Sundet K (2024)
    Sex differences in social cognition among individuals with schizophrenia and in healthy control participants: a secondary analysis of published data
    Arch Womens Ment Health, 27 (5), 661-667
    DOI 10.1007/s00737-024-01422-8, PubMed 38244033
20. Wold KF, Kreis IV, Åsbø G, Flaaten CB, Widing L, Engen MJ, Lyngstad SH, Johnsen E, Ueland T, Simonsen C, Melle I (2024)
    Long-term clinical recovery and treatment resistance in first-episode psychosis: a 10-year follow-up study
    Schizophrenia (Heidelb), 10 (1), 69
    DOI 10.1038/s41537-024-00489-7, PubMed 39174576
21. Wold KF, Ottesen A, Flaaten CB, Kreis I, Lagerberg TV, Romm KL, Simonsen C, Widing L, Åsbø G, Melle I (2024)
    Childhood trauma and treatment resistance in first-episode psychosis: Investigating the role of premorbid adjustment and duration of untreated psychosis
    Schizophr Res, 270, 441-450
    DOI 10.1016/j.schres.2024.07.001, PubMed 38991420
22. Åsbø G, Haavind H, Kruse SH, Wold KF, Hegelstad WTV, Romm KL, Slade M, Ueland T, Melle I, Simonsen C (2024)
    Taking what you get or Getting what you Need: A Qualitative Study on Experiences with Mental Health and Welfare Services in Long-Term Recovery in First-Episode Psychosis
    Community Ment Health J, 61 (2), 350-364
    DOI 10.1007/s10597-024-01356-6, PubMed 39414695

Publications 2023

1. Bauer M, Glenn T, Achtyes ED, Alda M, Agaoglu E, Altınbaş K, Andreassen OA, Angelopoulos E, Ardau R, Aydin M, Ayhan Y, Baethge C, Bauer R, Baune BT, Balaban C, Becerra-Palars C, Behere AP, Behere PB, Belete H, Belete T, Belizario GO, Bellivier F, Belmaker RH, Benedetti F, Berk M et al. (2023)
   Exploratory study of ultraviolet B (UVB) radiation and age of onset of bipolar disorder
   Int J Bipolar Disord, 11 (1), 22
   DOI 10.1186/s40345-023-00303-w, PubMed 37347392
2. Docherty AR, Mullins N, Ashley-Koch AE, Qin X, Coleman JRI, Shabalin A, Kang J, Murnyak B, Wendt F, Adams M, Campos AI, DiBlasi E, Fullerton JM, Kranzler HR, Bakian AV, Monson ET, Rentería ME, Walss-Bass C, Andreassen OA, Behera C, Bulik CM, Edenberg HJ, Kessler RC, Mann JJ, Nurnberger JI et al. (2023)
   GWAS Meta-Analysis of Suicide Attempt: Identification of 12 Genome-Wide Significant Loci and Implication of Genetic Risks for Specific Health Factors
   Am J Psychiatry, 180 (10), 723-738
   DOI 10.1176/appi.ajp.21121266, PubMed 37777856
3. Fischer-Vieler T, Ringen PA, Kvig E, Bell C, Hjell G, Tesli N, Rokicki J, Melle I, Andreassen OA, Friestad C, Haukvik UK (2023)
   Associations Between Clinical Insight and History of Severe Violence in Patients With Psychosis
   Schizophr Bull Open, 4 (1), sgad011
   DOI 10.1093/schizbullopen/sgad011, PubMed 39145347
4. Flaaten CB, Melle I, Bjella T, Engen MJ, Åsbø G, Wold KF, Widing L, Gardsjord E, Øie MG, Lyngstad SH, Haatveit B, Simonsen C, Ueland T (2023)
   Long-term course of cognitive functioning in bipolar disorder: A ten-year follow-up study
   Bipolar Disord, 26 (2), 136-147
   DOI 10.1111/bdi.13364, PubMed 37356974
5. Glastad SH, Aminoff SR, Hagen R, Høegh MC, Büchmann CB, Barrett EA, Melle I, Etain B, Lagerberg TV (2023)
   Nicotine use and non-pathological alcohol use and their relationship to affective symptoms and sleep disturbances in bipolar disorder
   J Affect Disord, 327, 236-243
   DOI 10.1016/j.jad.2023.02.003, PubMed 36746243
6. Gohar SM, Hegelstad WTV, Auestad B, Haahr UH, Joa I, Johannessen JO, Larsen TK, Opjordsmoen S, Rund BR, Røssberg JI, Simonsen E, Friis S, Melle I (2023)
   Association between early suicidal trajectories in first-episode psychosis and 10-year follow-up: TIPS registry-linked study
   Lancet Psychiatry, 10 (7), 528-536
   DOI 10.1016/S2215-0366(23)00156-6, PubMed 37353264
7. Haug E, Øie MG, Svendsen IH, Møller P, Nelson B, Melle I (2023)
   A seven-year longitudinal study of the association between neurocognitive function and basic self-disorders in schizophrenia
   Front Psychol, 14, 1124859
   DOI 10.3389/fpsyg.2023.1124859, PubMed 36923145
8. Hjell G, Rokicki J, Szabo A, Holst R, Tesli N, Bell C, Fischer-Vieler T, Werner MCF, Lunding SH, Ormerod MBEG, Johansen IT, Djurovic S, Ueland T, Andreassen OA, Melle I, Lagerberg TV, Mørch-Johnsen L, Steen NE, Haukvik UK (2023)
   Impulsivity across severe mental disorders: a cross-sectional study of immune markers and psychopharmacotherapy
   BMC Psychiatry, 23 (1), 659
   DOI 10.1186/s12888-023-05154-4, PubMed 37674162
9. Haatveit B, Westlye LT, Vaskinn A, Flaaten CB, Mohn C, Bjella T, Sæther LS, Sundet K, Melle I, Andreassen OA, Alnæs D, Ueland T (2023)
   Intra- and inter-individual cognitive variability in schizophrenia and bipolar spectrum disorder: an investigation across multiple cognitive domains
   Schizophrenia (Heidelb), 9 (1), 89
   DOI 10.1038/s41537-023-00414-4, PubMed 38110366
10. Ihler HM, Lyngstad SH, Gardsjord ES, Widing LH, Flaaten CB, Åsbø G, Wold KF, Engen MJ, Simonsen C, Ueland T, Lagerberg TV, Melle I, Romm KL (2023)
    The trajectory of two negative symptom dimensions in first-episode psychosis and the role of cannabis use: A 10-year follow-up study
    Schizophr Res, 252, 317-325
    DOI 10.1016/j.schres.2023.01.024, PubMed 36706477
11. Ihler HM, Lyngstad SH, Mørch-Johnsen LE, Lagerberg TV, Melle I, Romm KL (2023)
    A transdiagnostic approach to negative symptoms: exploring factor structure and negative symptoms in bipolar disorders
    Front Psychiatry, 14, 1136097
    DOI 10.3389/fpsyt.2023.1136097, PubMed 37398600
12. Jensen SB, Sheikh MA, Akkouh IA, Szabo A, O'Connell KS, Lekva T, Engh JA, Agartz I, Elvsåshagen T, Ormerod MBEG, Weibell MA, Johnsen E, Kroken RA, Melle I, Drange OK, Nærland T, Vaaler AE, Westlye LT, Aukrust P, Djurovic S, Eiel Steen N, Andreassen OA, Ueland T (2023)
    Elevated Systemic Levels of Markers Reflecting Intestinal Barrier Dysfunction and Inflammasome Activation Are Correlated in Severe Mental Illness
    Schizophr Bull, 49 (3), 635-645
    DOI 10.1093/schbul/sbac191, PubMed 36462169
13. Lunding SH, Ueland T, Aas M, Høegh MC, Werner MCF, Rødevand L, Johansen IT, Hjell G, Ormerod MBEG, Ringen PA, Ottesen A, Lagerberg TV, Melle I, Andreassen OA, Simonsen C, Steen NE (2023)
    Tobacco smoking related to childhood trauma mediated by cognitive control and impulsiveness in severe mental disorders
    Schizophr Res, 261, 236-244
    DOI 10.1016/j.schres.2023.09.041, PubMed 37806047
14. Lyngstad SH, Lyne JP, Ihler HM, van der Meer L, Færden A, Melle I (2023)
    Turning the Spotlight on Apathy: Identification and Treatment in Schizophrenia Spectrum Disorders
    Schizophr Bull, 49 (5), 1099-1104
    DOI 10.1093/schbul/sbad070, PubMed 37193675
15. Løchen AR, Kolskår KK, de Lange AG, Sneve MH, Haatveit B, Lagerberg TV, Ueland T, Melle I, Andreassen OA, Westlye LT, Alnæs D (2023)
    Visual processing deficits in patients with schizophrenia spectrum and bipolar disorders and associations with psychotic symptoms, and intellectual abilities
    Heliyon, 9 (2), e13354
    DOI 10.1016/j.heliyon.2023.e13354, PubMed 36825178
16. Millgate E, Smart SE, Pardiñas AF, Kravariti E, Ajnakina O, Kępińska AP, Andreassen OA, Barnes TRE, Berardi D, Crespo-Facorro B, D'Andrea G, Demjaha A, Di Forti M, Doody GA, Kassoumeri L, Ferchiou A, Guidi L, Joyce EM, Lastrina O, Melle I, Pignon B, Richard JR, Simonsen C, Szöke A, Tarricone I et al. (2023)
    Cognitive performance at first episode of psychosis and the relationship with future treatment resistance: Evidence from an international prospective cohort study
    Schizophr Res, 255, 173-181
    DOI 10.1016/j.schres.2023.03.020, PubMed 37001392
17. Mlakar V, Birkenæs V, Elvsaashagen T, Ormerod MBEG, Quintana DS, Ueland T, Melle I, Lagerberg TV, Djurovic S, Martin-Ruiz C, Steen NE, Andreassen OA, Aas M (2023)
    Telomere length and verbal learning in bipolar disorders
    J Affect Disord, 339, 555-560
    DOI 10.1016/j.jad.2023.07.087, PubMed 37459977
18. Mørch-Johnsen L, Jørgensen KN, Barth C, Nerland S, Bringslid IK, Wortinger LA, Andreou D, Melle I, Andreassen OA, Agartz I (2023)
    Thalamic nuclei volumes in schizophrenia and bipolar spectrum disorders - Associations with diagnosis and clinical characteristics
    Schizophr Res, 256, 26-35
    DOI 10.1016/j.schres.2023.04.008, PubMed 37126979
19. Pentz AB, Timpe CMF, Normann EM, Slapø NB, Melle I, Lagerberg TV, Steen NE, Westlye LT, Jönsson EG, Haukvik UK, Moberget T, Andreassen OA, Elvsåshagen T (2023)
    Mismatch negativity in schizophrenia spectrum and bipolar disorders: Group and sex differences and associations with symptom severity
    Schizophr Res, 261, 80-93
    DOI 10.1016/j.schres.2023.09.012, PubMed 37716205
20. Seljenes Bøe A, Mehlum L, Melle I, Qin P (2023)
    Psychiatric disorders among adult deliberate self-harm patients and subsequent risk of dying by suicide, mental and behavioural disorders and other external causes
    J Psychiatr Res, 165, 83-90
    DOI 10.1016/j.jpsychires.2023.07.011, PubMed 37481790
21. Slapø NB, Jørgensen KN, Elvsåshagen T, Nerland S, Roelfs D, Valstad M, Timpe CMF, Richard G, Beck D, Sæther LS, Frogner Werner MC, Lagerberg TV, Andreassen OA, Melle I, Agartz I, Westlye LT, Moberget T, Jönsson EG (2023)
    Relationship between function and structure in the visual cortex in healthy individuals and in patients with severe mental disorders
    Psychiatry Res Neuroimaging, 332, 111633
    DOI 10.1016/j.pscychresns.2023.111633, PubMed 37028226
22. Slapø NB, Nerland S, Nordbø Jørgensen K, Mørch-Johnsen L, Pettersen JH, Roelfs D, Parker N, Valstad M, Pentz A, Timpe CMF, Richard G, Beck D, Werner MCF, Lagerberg TV, Melle I, Agartz I, Westlye LT, Steen NE, Andreassen OA, Moberget T, Elvsåshagen T, Jönsson EG (2023)
    Auditory Cortex Thickness Is Associated With N100 Amplitude in Schizophrenia Spectrum Disorders
    Schizophr Bull Open, 4 (1), sgad015
    DOI 10.1093/schizbullopen/sgad015, PubMed 38812720
23. Torsvik A, Brattbakk HR, Trentani A, Holdhus R, Stansberg C, Bartz-Johannessen CA, Hughes T, Steen NE, Melle I, Djurovic S, Andreassen OA, Steen VM (2023)
    Patients with schizophrenia and bipolar disorder display a similar global gene expression signature in whole blood that reflects elevated proportion of immature neutrophil cells with association to lipid changes
    Transl Psychiatry, 13 (1), 147
    DOI 10.1038/s41398-023-02442-1, PubMed 37147304
24. Widing L, Simonsen C, Bjella T, Engen MJ, Flaaten CB, Gardsjord E, Haatveit B, Haug E, Lyngstad SH, Svendsen IH, Vik RK, Wold KF, Åsbø G, Ueland T, Melle I (2023)
    Long-term Outcomes of People With DSM Psychotic Disorder NOS
    Schizophr Bull Open, 4 (1), sgad005
    DOI 10.1093/schizbullopen/sgad005, PubMed 39145337
25. Wold KF, Ottesen A, Camilla BF, Johnsen E, Lagerberg TV, Romm KL, Simonsen C, Ueland T, Widing L, Åsbø G, Melle I (2023)
    Early identification of treatment non-response in first-episode psychosis
    Eur Psychiatry, 66 (1), e30
    DOI 10.1192/j.eurpsy.2023.15, PubMed 36915260

Publications 2022

1. Aminoff SR, Mork E, Barrett EA, Simonsen C, Ten Velden Hegelstad W, Lagerberg TV, Melle I, Romm KL (2022)
   Locked out during COVID-19 lockdown-an online survey of relatives of people with psychotic and bipolar disorders in Norway
   BMC Public Health, 22 (1), 294
   DOI 10.1186/s12889-022-12625-y, PubMed 35151293
2. Aminoff SR, Onyeka IN, Ødegaard M, Simonsen C, Lagerberg TV, Andreassen OA, Romm KL, Melle I (2022)
   Lifetime and point prevalence of psychotic symptoms in adults with bipolar disorders: a systematic review and meta-analysis
   Psychol Med, 52 (13), 2413-2425
   DOI 10.1017/S003329172200201X, PubMed 36016504
3. Barrett EA, Simonsen C, Aminoff SR, Hegelstad WTV, Lagerberg TV, Melle I, Mork E, Romm KL (2022)
   The COVID-19 pandemic impact on wellbeing and mental health in people with psychotic and bipolar disorders
   Brain Behav, 12 (5), e2559
   DOI 10.1002/brb3.2559, PubMed 35385888
4. Bauer M, Glenn T, Achtyes ED, Alda M, Agaoglu E, Altınbaş K, Andreassen OA, Angelopoulos E, Ardau R, Aydin M, Ayhan Y, Baethge C, Bauer R, Baune BT, Balaban C, Becerra-Palars C, Behere AP, Behere PB, Belete H, Belete T, Belizario GO, Bellivier F, Belmaker RH, Benedetti F, Berk M et al. (2022)
   Association between polarity of first episode and solar insolation in bipolar I disorder
   J Psychosom Res, 160, 110982
   DOI 10.1016/j.jpsychores.2022.110982, PubMed 35932492
5. Bell C, Tesli N, Gurholt TP, Rokicki J, Hjell G, Fischer-Vieler T, Melle I, Agartz I, Andreassen OA, Ringen PA, Rasmussen K, Dahl H, Friestad C, Haukvik UK (2022)
   Psychopathy subdomains in violent offenders with and without a psychotic disorder
   Nord J Psychiatry, 77 (4), 393-402
   DOI 10.1080/08039488.2022.2128869, PubMed 36260740
6. Bjella TD, Collier Høegh M, Holmstul Olsen S, Aminoff SR, Barrett E, Ueland T, Icick R, Andreassen OA, Nerhus M, Myhre Ihler H, Hagen M, Busch-Christensen C, Melle I, Lagerberg TV (2022)
   Developing "MinDag" - an app to capture symptom variation and illness mechanisms in bipolar disorder
   Front Med Technol, 4, 910533
   DOI 10.3389/fmedt.2022.910533, PubMed 35935144
7. Bøe AS, Mehlum L, Melle I, Qin P (2022)
   Psychiatric disorders among adults treated for deliberate self-harm in general hospital: A national register study
   J Affect Disord, 319, 490-496
   DOI 10.1016/j.jad.2022.09.066, PubMed 36162670
8. Bøe AS, Mehlum L, Melle I, Qin P (2022)
   Clinical determinants of hospital treated deliberate self-harm repetition: A time to recurrent event analysis
   Acta Psychiatr Scand, 146 (6), 557-567
   DOI 10.1111/acps.13503, PubMed 36177728
9. Dollfus S, Mucci A, Giordano GM, Bitter I, Austin SF, Delouche C, Erfurth A, Fleischhacker WW, Movina L, Glenthøj B, Gütter K, Hofer A, Hubenak J, Kaiser S, Libiger J, Melle I, Nielsen MØ, Papsuev O, Rybakowski JK, Sachs G, Üçok A, Brando F, Wojciak P, Galderisi S (2022)
   European Validation of the Self-Evaluation of Negative Symptoms (SNS): A Large Multinational and Multicenter Study
   Front Psychiatry, 13, 826465
   DOI 10.3389/fpsyt.2022.826465, PubMed 35173641
10. Elkjaer Greenwood Ormerod MB, Ueland T, Frogner Werner MC, Hjell G, Rødevand L, Sæther LS, Lunding SH, Johansen IT, Ueland T, Lagerberg TV, Melle I, Djurovic S, Andreassen OA, Steen NE (2022)
    Composite immune marker scores associated with severe mental disorders and illness course
    Brain Behav Immun Health, 24, 100483
    DOI 10.1016/j.bbih.2022.100483, PubMed 35856063
11. Engen MJ, Vaskinn A, Melle I, Færden A, Lyngstad SH, Flaaten CB, Widing LH, Wold KF, Åsbø G, Haatveit B, Simonsen C, Ueland T (2022)
    Cognitive and Global Functioning in Patients With First-Episode Psychosis Stratified by Level of Negative Symptoms. A 10-Year Follow-Up Study
    Front Psychiatry, 13, 841057
    DOI 10.3389/fpsyt.2022.841057, PubMed 35401286
12. Engh JA, Ueland T, Agartz I, Andreou D, Aukrust P, Boye B, Bøen E, Drange OK, Elvsåshagen T, Hope S, Høegh MC, Joa I, Johnsen E, Kroken RA, Lagerberg TV, Lekva T, Malt UF, Melle I, Morken G, Nærland T, Steen VM, Wedervang-Resell K, Weibell MA, Westlye LT, Djurovic S et al. (2022)
    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
    Schizophr Bull, 48 (1), 37-46
    DOI 10.1093/schbul/sbab106, PubMed 34499169
13. Flaaten CB, Melle I, Bjella T, Engen MJ, Åsbø G, Wold KF, Widing L, Gardsjord E, Sæther LS, Øie MG, Lyngstad SH, Haatveit B, Simonsen C, Ueland T (2022)
    Domain-specific cognitive course in schizophrenia: Group- and individual-level changes over 10 years
    Schizophr Res Cogn, 30, 100263
    DOI 10.1016/j.scog.2022.100263, PubMed 35783460
14. Flaaten CB, Melle I, Gardsjord E, Bjella T, Engen MJ, Vaskinn A, Åsbø G, Wold KF, Widing L, Lyngstad SH, Haatveit B, Simonsen C, Ueland T (2022)
    Course of intellectual functioning in schizophrenia and bipolar disorder: a 10-year follow-up study
    Psychol Med, 53 (6), 2662-2670
    DOI 10.1017/S0033291721004645, PubMed 35256030
15. Gjerde PB, Steen SW, Vedal TSJ, Steen NE, Reponen EJ, Andreassen OA, Steen VM, Melle I (2022)
    Lifetime Cannabis Use Is Not Associated With Negative Beliefs About Medication in Patients With First Treatment Psychosis
    Front Psychiatry, 13, 824051
    DOI 10.3389/fpsyt.2022.824051, PubMed 35422717
16. Hjell G, Szabo A, Mørch-Johnsen L, Holst R, Tesli N, Bell C, Fischer-Vieler T, Werner MCF, Lunding SH, Ormerod MBEG, Johansen IT, Dieset I, Djurovic S, Melle I, Ueland T, Andreassen OA, Steen NE, Haukvik UK (2022)
    Interleukin-18 signaling system links to agitation in severe mental disorders
    Psychoneuroendocrinology, 140, 105721
    DOI 10.1016/j.psyneuen.2022.105721, PubMed 35301151
17. Høegh MC, Melle I, Aminoff SR, Olsen SH, Lunding SH, Ueland T, Lagerberg TV (2022)
    Affective lability and social functioning in severe mental disorders
    Eur Arch Psychiatry Clin Neurosci, 272 (5), 873-885
    DOI 10.1007/s00406-022-01380-1, PubMed 35084540
18. Icick R, Melle I, Etain B, Høegh MC, Gard S, Aminoff SR, Leboyer M, Andreassen OA, Belzeaux R, Henry C, Bjella TD, Kahn JP, Steen NE, Bellivier F, Lagerberg TV (2022)
    Preventive Medication Patterns in Bipolar Disorder and Their Relationship With Comorbid Substance Use Disorders in a Cross-National Observational Study
    Front Psychiatry, 13, 813256
    DOI 10.3389/fpsyt.2022.813256, PubMed 35592382
19. Johansen IT, Steen NE, Haram M, Rødevand L, Werner MCF, Lunding SH, Hjell G, Agartz I, Melle I, Lagerberg TV, Nerhus M, Andreassen OA (2022)
    Sex differences in antipsychotic-related triglyceride levels are associated with metabolic hormone differences in patients with severe mental disorders
    Schizophr Res, 243, 55-63
    DOI 10.1016/j.schres.2022.02.015, PubMed 35240428
20. Johansen IT, Steen NE, Rødevand L, Werner MCF, Lunding SH, Hjell G, Ormerod MBEG, Agartz I, Melle I, Lagerberg TV, Nerhus M, Andreassen OA (2022)
    Sex-specific associations between metabolic hormones, severe mental disorders and antipsychotic treatment
    Psychoneuroendocrinology, 146, 105927
    DOI 10.1016/j.psyneuen.2022.105927, PubMed 36152455
21. Lunde KB, Mehlum L, Melle I, Qin P (2022)
    Psychiatric admissions after hospital presented deliberate self-harm in the young: A national study
    J Psychiatr Res, 151, 575-582
    DOI 10.1016/j.jpsychires.2022.05.020, PubMed 35636035
22. Løkhammer S, Stavrum AK, Polushina T, Aas M, Ottesen AA, Andreassen OA, Melle I, Le Hellard S (2022)
    An epigenetic association analysis of childhood trauma in psychosis reveals possible overlap with methylation changes associated with PTSD
    Transl Psychiatry, 12 (1), 177
    DOI 10.1038/s41398-022-01936-8, PubMed 35501310
23. Mork E, Aminoff SR, Barrett EA, Simonsen C, Hegelstad WTV, Lagerberg TV, Melle I, Romm KL (2022)
    COVID-19 lockdown - who cares? The first lockdown from the perspective of relatives of people with severe mental illness
    BMC Public Health, 22 (1), 1104
    DOI 10.1186/s12889-022-13458-5, PubMed 35655294
24. Pardiñas AF, Smart SE, Willcocks IR, Holmans PA, Dennison CA, Lynham AJ, Legge SE, Baune BT, Bigdeli TB, Cairns MJ, Corvin A, Fanous AH, Frank J, Kelly B, McQuillin A, Melle I, Mortensen PB, Mowry BJ, Pato CN, Periyasamy S, Rietschel M, Rujescu D, Simonsen C, St Clair D, Tooney P et al. (2022)
    Interaction Testing and Polygenic Risk Scoring to Estimate the Association of Common Genetic Variants With Treatment Resistance in Schizophrenia
    JAMA Psychiatry, 79 (3), 260-269
    DOI 10.1001/jamapsychiatry.2021.3799, PubMed 35019943
25. Qin P, Stanley B, Melle I, Mehlum L (2022)
    Association of Psychiatric Services Referral and Attendance Following Treatment for Deliberate Self-harm With Prospective Mortality in Norwegian Patients
    JAMA Psychiatry, 79 (7), 651-658
    DOI 10.1001/jamapsychiatry.2022.1124, PubMed 35583901
26. Sahl AC, Rognlien HF, Andreassen OA, Melle I, Ueland T, Vaskinn A (2022)
    Theory of mind in schizophrenia: a comparison of subgroups with low and high IQ
    Nord J Psychiatry, 77 (4), 329-335
    DOI 10.1080/08039488.2022.2106512, PubMed 35916656
27. Sheikh MA, O'Connell KS, Lekva T, Szabo A, Akkouh IA, Osete JR, Agartz I, Engh JA, Andreou D, Boye B, Bøen E, Elvsåshagen T, Hope S, Frogner Werner MC, Joa I, Johnsen E, Kroken RA, Lagerberg TV, Melle I, Drange OK, Morken G, Nærland T, Sørensen K, Vaaler AE, Weibell MA et al. (2022)
    Systemic Cell Adhesion Molecules in Severe Mental Illness: Potential Role of Intercellular CAM-1 in Linking Peripheral and Neuroinflammation
    Biol Psychiatry, 93 (2), 187-196
    DOI 10.1016/j.biopsych.2022.06.029, PubMed 36182530
28. Smart SE, Agbedjro D, Pardiñas AF, Ajnakina O, Alameda L, Andreassen OA, Barnes TRE, Berardi D, Camporesi S, Cleusix M, Conus P, Crespo-Facorro B, D'Andrea G, Demjaha A, Di Forti M, Do K, Doody G, Eap CB, Ferchiou A, Guidi L, Homman L, Jenni R, Joyce E, Kassoumeri L, Lastrina O et al. (2022)
    Clinical predictors of antipsychotic treatment resistance: Development and internal validation of a prognostic prediction model by the STRATA-G consortium
    Schizophr Res, 250, 1-9
    DOI 10.1016/j.schres.2022.09.009, PubMed 36242784
29. Sæther LS, Ueland T, Haatveit B, Maglanoc LA, Szabo A, Djurovic S, Aukrust P, Roelfs D, Mohn C, Ormerod MBEG, Lagerberg TV, Steen NE, Melle I, Andreassen OA, Ueland T (2022)
    Inflammation and cognition in severe mental illness: patterns of covariation and subgroups
    Mol Psychiatry, 28 (3), 1284-1292
    DOI 10.1038/s41380-022-01924-w, PubMed 36577840
30. Tesli N, Bell C, Hjell G, Fischer-Vieler T, I Maximov I, Richard G, Tesli M, Melle I, Andreassen OA, Agartz I, Westlye LT, Friestad C, Haukvik UK, Rokicki J (2022)
    The age of violence: Mapping brain age in psychosis and psychopathy
    Neuroimage Clin, 36, 103181
    DOI 10.1016/j.nicl.2022.103181, PubMed 36088844
31. Trubetskoy V, Pardiñas AF, Qi T, Panagiotaropoulou G, Awasthi S, Bigdeli TB, Bryois J, Chen CY, Dennison CA, Hall LS, Lam M, Watanabe K, Frei O, Ge T, Harwood JC, Koopmans F, Magnusson S, Richards AL, Sidorenko J, Wu Y, Zeng J, Grove J, Kim M, Li Z, Voloudakis G et al. (2022)
    Mapping genomic loci implicates genes and synaptic biology in schizophrenia
    Nature, 604 (7906), 502-508
    DOI 10.1038/s41586-022-04434-5, PubMed 35396580
32. van der Meer D, Shadrin AA, O'Connell K, Bettella F, Djurovic S, Wolfers T, Alnæs D, Agartz I, Smeland OB, Melle I, Sánchez JM, Linden DEJ, Dale AM, Westlye LT, Andreassen OA, Frei O, Kaufmann T (2022)
    Boosting Schizophrenia Genetics by Utilizing Genetic Overlap With Brain Morphology
    Biol Psychiatry, 92 (4), 291-298
    DOI 10.1016/j.biopsych.2021.12.007, PubMed 35164939
33. Werner MCF, Wirgenes KV, Shadrin A, Lunding SH, Rødevand L, Hjell G, Ormerod MBEG, Haram M, Agartz I, Djurovic S, Melle I, Aukrust P, Ueland T, Andreassen OA, Steen NE (2022)
    Immune marker levels in severe mental disorders: associations with polygenic risk scores of related mental phenotypes and psoriasis
    Transl Psychiatry, 12 (1), 38
    DOI 10.1038/s41398-022-01811-6, PubMed 35082268
34. Werner MCF, Wirgenes KV, Shadrin AA, Lunding SH, Rødevand L, Hjell G, Ormerod MBEG, Haram M, Agartz I, Djurovic S, Melle I, Aukrust P, Ueland T, Andreassen OA, Steen NE (2022)
    Limited association between infections, autoimmune disease and genetic risk and immune activation in severe mental disorders
    Prog Neuropsychopharmacol Biol Psychiatry, 116, 110511
    DOI 10.1016/j.pnpbp.2022.110511, PubMed 35063598
35. Widing L, Simonsen C, Flaaten CB, Haatveit B, Vik RK, Wold KF, Åsbø G, Ueland T, Melle I (2022)
    Premorbid characteristics of patients with DSM-IV psychotic disorders
    Compr Psychiatry, 115, 152310
    DOI 10.1016/j.comppsych.2022.152310, PubMed 35385814
36. Aas M, Ueland T, Lagerberg TV, Melle I, Aminoff SR, Hoegh MC, Lunding SH, Laskemoen JF, Steen NE, Andreassen OA (2022)
    Retrospectively assessed childhood trauma experiences are associated with illness severity in mental disorders adjusted for symptom state
    Psychiatry Res, 320, 115045
    DOI 10.1016/j.psychres.2022.115045, PubMed 36621206
37. Åsbø G, Ueland T, Haatveit B, Bjella T, Flaaten CB, Wold KF, Widing L, Engen MJ, Lyngstad SH, Gardsjord E, Romm KL, Melle I, Simonsen C (2022)
    The Time is Ripe for a Consensus Definition of Clinical Recovery in First-episode Psychosis: Suggestions Based on a 10-Year Follow-up Study
    Schizophr Bull, 48 (4), 839-849
    DOI 10.1093/schbul/sbac035, PubMed 35419608

Publications 2021

1. Abé C, Ching CRK, Liberg B, Lebedev AV, Agartz I, Akudjedu TN, Alda M, Alnæs D, Alonso-Lana S, Benedetti F, Berk M, Bøen E, Bonnin CDM, Breuer F, Brosch K, Brouwer RM, Canales-Rodríguez EJ, Cannon DM, Chye Y, Dahl A, Dandash O, Dannlowski U, Dohm K, Elvsåshagen T, Fisch L et al. (2021)
   Longitudinal Structural Brain Changes in Bipolar Disorder: A Multicenter Neuroimaging Study of 1232 Individuals by the ENIGMA Bipolar Disorder Working Group
   Biol Psychiatry, 91 (6), 582-592
   DOI 10.1016/j.biopsych.2021.09.008, PubMed 34809987
2. Bauer M, Glenn T, Achtyes ED, Alda M, Agaoglu E, Altınbaş K, Andreassen OA, Angelopoulos E, Ardau R, Vares EA, Aydin M, Ayhan Y, Baethge C, Bauer R, Baune BT, Balaban C, Becerra-Palars C, Behere AP, Behere PB, Belete H, Belete T, Belizario GO, Bellivier F, Belmaker RH, Benedetti F et al. (2021)
   Variations in seasonal solar insolation are associated with a history of suicide attempts in bipolar I disorder
   Int J Bipolar Disord, 9 (1), 26
   DOI 10.1186/s40345-021-00231-7, PubMed 34467430
3. Bell C, Tesli N, Gurholt TP, Rokicki J, Hjell G, Fischer-Vieler T, Melle I, Agartz I, Andreassen OA, Rasmussen K, Johansen R, Friestad C, Haukvik UK (2021)
   Associations between amygdala nuclei volumes, psychosis, psychopathy, and violent offending
   Psychiatry Res Neuroimaging, 319, 111416
   DOI 10.1016/j.pscychresns.2021.111416, PubMed 34847406
4. Blokland GAM, Grove J, Chen CY, Cotsapas C, Tobet S, Handa R, Schizophrenia Working Group of the Psychiatric Genomics Consortium, St Clair D, Lencz T, Mowry BJ, Periyasamy S, Cairns MJ, Tooney PA, Wu JQ, Kelly B, Kirov G, Sullivan PF, Corvin A, Riley BP, Esko T, Milani L, Jönsson EG, Palotie A, Ehrenreich H, Begemann M et al. (2021)
   Sex-Dependent Shared and Nonshared Genetic Architecture Across Mood and Psychotic Disorders
   Biol Psychiatry, 91 (1), 102-117
   DOI 10.1016/j.biopsych.2021.02.972, PubMed 34099189
5. Gjerde PB, Simonsen CE, Lagerberg TV, Steen NE, Andreassen OA, Steen VM, Melle I (2021)
   Sex-Specific Effect of Serum Lipids and Body Mass Index on Psychotic Symptoms, a Cross-Sectional Study of First-Episode Psychosis Patients
   Front Psychiatry, 12, 723158
   DOI 10.3389/fpsyt.2021.723158, PubMed 34744818
6. Hegelstad WTV, Berg AO, Bjornestad J, Gismervik K, Johannessen JO, Melle I, Stain HJ, Joa I (2021)
   Childhood interpersonal trauma and premorbid social adjustment as predictors of symptom remission in first episode psychosis
   Schizophr Res, 232, 87-94
   DOI 10.1016/j.schres.2021.05.015, PubMed 34029946
7. Høegh MC, Melle I, Aminoff SR, Haatveit B, Olsen SH, Huflåtten IB, Ueland T, Lagerberg TV (2021)
   Characterization of affective lability across subgroups of psychosis spectrum disorders
   Int J Bipolar Disord, 9 (1), 34
   DOI 10.1186/s40345-021-00238-0, PubMed 34734342
8. Ihler HM, Lagerberg TV, Lyngstad SH, Melle I, Romm KL (2021)
   Exploring the relationship between recency and frequency of cannabis use and diminished expression and apathy as two dimensions of negative symptoms in first episode psychosis. A one-year follow-up study
   Schizophr Res, 236, 89-96
   DOI 10.1016/j.schres.2021.08.004, PubMed 34454305
9. Kalman JL, Olde Loohuis LM, Vreeker A, McQuillin A, Stahl EA, Ruderfer D, Grigoroiu-Serbanescu M, Panagiotaropoulou G, Ripke S, Bigdeli TB, Stein F, Meller T, Meinert S, Pelin H, Streit F, Papiol S, Adams MJ, Adolfsson R, Adorjan K, Agartz I, Aminoff SR, Anderson-Schmidt H, Andreassen OA, Ardau R, Aubry JM et al. (2021)
   Characterisation of age and polarity at onset in bipolar disorder
   Br J Psychiatry, 219 (6), 659-669
   DOI 10.1192/bjp.2021.102, PubMed 35048876
10. Lagerberg TV, Icick R, Aminoff SR, Nerhus M, Barrett EA, Bjella TD, Olsen SH, Høegh MC, Melle I (2021)
    Substance Misuse Trajectories and Risk of Relapse in the Early Course of Bipolar Disorder
    Front Psychiatry, 12, 656912
    DOI 10.3389/fpsyt.2021.656912, PubMed 34017275
11. Lam M, Chen CY, Ge T, Xia Y, Hill DW, Trampush JW, Yu J, Knowles E, Davies G, Stahl EA, Huckins L, Liewald DC, Djurovic S, Melle I, Christoforou A, Reinvang I, DeRosse P, Lundervold AJ, Steen VM, Espeseth T, Räikkönen K, Widen E, Palotie A, Eriksson JG, Giegling I et al. (2021)
    Identifying nootropic drug targets via large-scale cognitive GWAS and transcriptomics
    Neuropsychopharmacology, 46 (10), 1788-1801
    DOI 10.1038/s41386-021-01023-4, PubMed 34035472
12. Lunding SH, Simonsen C, Aas M, Rødevand L, Werner MCF, Laskemoen JF, Hjell G, Ringen PA, Lagerberg TV, Melle I, Andreassen OA, Ueland T, Steen NE (2021)
    Childhood trauma and cardiometabolic risk in severe mental disorders: The mediating role of cognitive control
    Eur Psychiatry, 64 (1), e24
    DOI 10.1192/j.eurpsy.2021.14, PubMed 33775258
13. Mullins N, Forstner AJ, O'Connell KS, Coombes B, Coleman JRI, Qiao Z, Als TD, Bigdeli TB, Børte S, Bryois J, Charney AW, Drange OK, Gandal MJ, Hagenaars SP, Ikeda M, Kamitaki N, Kim M, Krebs K, Panagiotaropoulou G, Schilder BM, Sloofman LG, Steinberg S, Trubetskoy V, Winsvold BS, Won HH et al. (2021)
    Genome-wide association study of more than 40,000 bipolar disorder cases provides new insights into the underlying biology
    Nat Genet, 53 (6), 817-829
    DOI 10.1038/s41588-021-00857-4, PubMed 34002096
14. Mullins N, Kang J, Campos AI, Coleman JRI, Edwards AC, Galfalvy H, Levey DF, Lori A, Shabalin A, Starnawska A, Su MH, Watson HJ, Adams M, Awasthi S, Gandal M, Hafferty JD, Hishimoto A, Kim M, Okazaki S, Otsuka I, Ripke S, Ware EB, Bergen AW, Berrettini WH, Bohus M et al. (2021)
    Dissecting the Shared Genetic Architecture of Suicide Attempt, Psychiatric Disorders, and Known Risk Factors
    Biol Psychiatry, 91 (3), 313-327
    DOI 10.1016/j.biopsych.2021.05.029, PubMed 34861974
15. Ottesen A, T V Hegelstad W, Joa I, Opjordsmoen SE, Rund BR, Røssberg JI, Simonsen E, Johannessen JO, Larsen TK, Haahr UH, McGlashan TH, Friis S, Melle I (2021)
    Childhood trauma, antipsychotic medication, and symptom remission in first-episode psychosis
    Psychol Med, 53 (6), 2399-2408
    DOI 10.1017/S003329172100427X, PubMed 37144963
16. Szabo A, O'Connell KS, Ueland T, Sheikh MA, Agartz I, Andreou D, Aukrust P, Boye B, Bøen E, Drange OK, Elvsåshagen T, Engh JA, Hope S, Collier Høegh M, Joa I, Johnsen E, Kroken RA, Vik Lagerberg T, Lekva T, Malt UF, Melle I, Morken G, Nærland T, Steen VM, Sørensen K et al. (2021)
    Increased circulating IL-18 levels in severe mental disorders indicate systemic inflammasome activation
    Brain Behav Immun, 99, 299-306
    DOI 10.1016/j.bbi.2021.10.017, PubMed 34758379
17. Takizawa N, Melle I, Barrett EA, Nerhus M, Ottesen AA (2021)
    The Influence of Mental Health Literacy, Migration, and Education on the Duration of Untreated Psychosis
    Front Public Health, 9, 705397
    DOI 10.3389/fpubh.2021.705397, PubMed 34368068
18. Valstad M, Roelfs D, Slapø NB, Timpe CMF, Rai A, Matziorinis AM, Beck D, Richard G, Sæther LS, Haatveit B, Nordvik JE, Hatlestad-Hall C, Einevoll GT, Mäki-Marttunen T, Haram M, Ueland T, Lagerberg TV, Steen NE, Melle I, Westlye LT, Jönsson EG, Andreassen OA, Moberget T, Elvsåshagen T (2021)
    Evidence for Reduced Long-Term Potentiation-Like Visual Cortical Plasticity in Schizophrenia and Bipolar Disorder
    Schizophr Bull, 47 (6), 1751-1760
    DOI 10.1093/schbul/sbab049, PubMed 33963856
19. Vaskinn A, Sundet K, Melle I, Andreassen OA, Friis S (2021)
    The factor structure of social cognition in schizophrenia: Weak evidence for separable domains
    Schizophr Res Cogn, 26, 100208
    DOI 10.1016/j.scog.2021.100208, PubMed 34430229
20. Værnes TG, Røssberg JI, Melle I, Nelson B, Romm KL, Møller P (2021)
    Basic self-disturbance in subjects at clinical high risk for psychosis: Relationship with clinical and functional outcomes at one year follow-up
    Psychiatry Res, 300, 113942
    DOI 10.1016/j.psychres.2021.113942, PubMed 33940444
21. Værnes TG, Røssberg JI, Melle I, Nelson B, Romm KL, Møller P (2021)
    Basic self-disturbance trajectories in clinical high risk for psychosis: a one-year follow-up study
    Eur Arch Psychiatry Clin Neurosci, 272 (6), 1007-1019
    DOI 10.1007/s00406-021-01349-6, PubMed 34783878
22. Wolfers T, Rokicki J, Alnaes D, Berthet P, Agartz I, Kia SM, Kaufmann T, Zabihi M, Moberget T, Melle I, Beckmann CF, Andreassen OA, Marquand AF, Westlye LT (2021)
    Replicating extensive brain structural heterogeneity in individuals with schizophrenia and bipolar disorder
    Hum Brain Mapp, 42 (8), 2546-2555
    DOI 10.1002/hbm.25386, PubMed 33638594
23. Aas M, Ueland T, Mørch RH, Laskemoen JF, Lunding SH, Reponen EJ, Cattaneo A, Agartz I, Melle I, Steen NE, Andreassen OA (2021)
    Physical activity and childhood trauma experiences in patients with schizophrenia or bipolar disorders
    World J Biol Psychiatry, 22 (8), 637-645
    DOI 10.1080/15622975.2021.1907707, PubMed 33779484

Publications 2020

1. Elvsåshagen T, Bahrami S, van der Meer D, Agartz I, Alnæs D, Barch DM, Baur-Streubel R, Bertolino A, Beyer MK, Blasi G, Borgwardt S, Boye B, Buitelaar J, Bøen E, Celius EG, Cervenka S, Conzelmann A, Coynel D, Di Carlo P, Djurovic S, Eisenacher S, Espeseth T, Fatouros-Bergman H, Flyckt L, Franke B et al. (2020)
   The genetic architecture of human brainstem structures and their involvement in common brain disorders
   Nat Commun, 11 (1), 4016
   DOI 10.1038/s41467-020-17376-1, PubMed 32782260
2. Engen MJ, Lyngstad SH, Ueland T, Simonsen CE, Vaskinn A, Smeland O, Bettella F, Lagerberg TV, Djurovic S, Andreassen OA, Melle I (2020)
   Polygenic scores for schizophrenia and general cognitive ability: associations with six cognitive domains, premorbid intelligence, and cognitive composite score in individuals with a psychotic disorder and in healthy controls
   Transl Psychiatry, 10 (1), 416
   DOI 10.1038/s41398-020-01094-9, PubMed 33257657
3. Feyer FK, Andersson S, Büchmann CB, Melle I, Andreassen OA, Vaskinn A (2020)
   Social Perception Predicts Awareness of Illness in Persons With Schizophrenia
   J Nerv Ment Dis, 208 (9), 701-705
   DOI 10.1097/NMD.0000000000001185, PubMed 32433201
4. Grasby KL, Jahanshad N, Painter JN, Colodro-Conde L, Bralten J, Hibar DP, Lind PA, Pizzagalli F, Ching CRK, McMahon MAB, Shatokhina N, Zsembik LCP, Thomopoulos SI, Zhu AH, Strike LT, Agartz I, Alhusaini S, Almeida MAA, Alnæs D, Amlien IK, Andersson M, Ard T, Armstrong NJ, Ashley-Koch A, Atkins JR et al. (2020)
   The genetic architecture of the human cerebral cortex
   Science, 367 (6484)
   DOI 10.1126/science.aay6690, PubMed 32193296
5. Haukvik UK, Gurholt TP, Nerland S, Elvsåshagen T, Akudjedu TN, Alda M, Alnaes D, Alonso-Lana S, Bauer J, Baune BT, Benedetti F, Berk M, Bettella F, Bøen E, Bonnín CM, Brambilla P, Canales-Rodríguez EJ, Cannon DM, Caseras X, Dandash O, Dannlowski U, Delvecchio G, Díaz-Zuluaga AM, van Erp TGM, Fatjó-Vilas M et al. (2020)
   In vivo hippocampal subfield volumes in bipolar disorder-A mega-analysis from The Enhancing Neuro Imaging Genetics through Meta-Analysis Bipolar Disorder Working Group
   Hum Brain Mapp, 43 (1), 385-398
   DOI 10.1002/hbm.25249, PubMed 33073925
6. Hjell G, Mørch-Johnsen L, Holst R, Tesli N, Bell C, Lunding SH, Rødevand L, Werner MCF, Melle I, Andreassen OA, Lagerberg TV, Steen NE, Haukvik UK (2020)
   Disentangling the relationship between cholesterol, aggression, and impulsivity in severe mental disorders
   Brain Behav, 10 (9), e01751
   DOI 10.1002/brb3.1751, PubMed 32681586
7. Høegh MC, Melle I, Aminoff SR, Laskemoen JF, Büchmann CB, Ueland T, Lagerberg TV (2020)
   Affective lability across psychosis spectrum disorders
   Eur Psychiatry, 63 (1), e53
   DOI 10.1192/j.eurpsy.2020.44, PubMed 32372737
8. Haatveit B, Mørch-Johnsen L, Alnæs D, Engen MJ, Lyngstad SH, Færden A, Agartz I, Ueland T, Melle I (2020)
   Divergent relationship between brain structure and cognitive functioning in patients with prominent negative symptomatology
   Psychiatry Res Neuroimaging, 307, 111233
   DOI 10.1016/j.pscychresns.2020.111233, PubMed 33340940
9. Ihler HM, Meyrel M, Hennion V, Maruani J, Gross G, Geoffroy PA, Lagerberg TV, Melle I, Bellivier F, Scott J, Etain B (2020)
   Misperception of sleep in bipolar disorder: an exploratory study using questionnaire versus actigraphy
   Int J Bipolar Disord, 8 (1), 34
   DOI 10.1186/s40345-020-00198-x, PubMed 33215273
10. Kaufmann T, van der Meer D, Doan NT, Schwarz E, Lund MJ, Agartz I, Alnæs D, Barch DM, Baur-Streubel R, Bertolino A, Bettella F, Beyer MK, Bøen E, Borgwardt S, Brandt CL, Buitelaar J, Celius EG, Cervenka S, Conzelmann A, Córdova-Palomera A, Dale AM, de Quervain DJF, Di Carlo P, Djurovic S, Dørum ES et al. (2020)
    Publisher Correction: Common brain disorders are associated with heritable patterns of apparent aging of the brain
    Nat Neurosci, 23 (2), 295
    DOI 10.1038/s41593-019-0553-6, PubMed 31848485
11. Laskemoen JF, Aas M, Vaskinn A, Berg AO, Lunding SH, Barrett EA, Melle I, Simonsen C (2020)
    Sleep disturbance mediates the link between childhood trauma and clinical outcome in severe mental disorders
    Psychol Med, 51 (14), 2337-2346
    DOI 10.1017/S0033291720000914, PubMed 32321600
12. Lunde KB, Mehlum L, Melle I, Qin P (2020)
    Deliberate self-harm and associated risk factors in young adults: the importance of education attainment and sick leave
    Soc Psychiatry Psychiatr Epidemiol, 56 (1), 153-164
    DOI 10.1007/s00127-020-01893-x, PubMed 32556378
13. Lyngstad SH, Bettella F, Aminoff SR, Athanasiu L, Andreassen OA, Faerden A, Melle I (2020)
    Associations between schizophrenia polygenic risk and apathy in schizophrenia spectrum disorders and healthy controls
    Acta Psychiatr Scand, 141 (5), 452-464
    DOI 10.1111/acps.13167, PubMed 32091622
14. Lyngstad SH, Gardsjord ES, Engen MJ, Haatveit B, Ihler HM, Wedervang-Resell K, Simonsen C, Melle I, Færden A (2020)
    Trajectory and early predictors of apathy development in first-episode psychosis and healthy controls: a 10-year follow-up study
    Eur Arch Psychiatry Clin Neurosci, 270 (6), 709-722
    DOI 10.1007/s00406-020-01112-3, PubMed 32130475
15. Mehlum L, Walby F, Johannessen JO, Melle I, Andreassen O (2020)
    [Strong statements – weak basis]
    Tidsskr Nor Laegeforen, 140 (14)
    DOI 10.4045/tidsskr.20.0744, PubMed 33070600
16. Mehlum L, Walby F, Johannessen JO, Melle I, Andreassen O (2020)
    Strong claims - weak basis
    Tidsskr. Nor. Laegeforen., 140 (14), 1421
17. Reponen EJ, Dieset I, Tesli M, Mørch RH, Aas M, Vedal TSJ, Haug E, Drange OK, Steen NE, Hope S, Szabo A, Gohar SM, Wedervang-Resell K, Djurovic S, Melle I, Aukrust P, Andreassen OA, Ueland T (2020)
    Atherogenic Lipid Ratios Related to Myeloperoxidase and C-Reactive Protein Levels in Psychotic Disorders
    Front Psychiatry, 11, 672
    DOI 10.3389/fpsyt.2020.00672, PubMed 32754070
18. Richards AL, Pardiñas AF, Frizzati A, Tansey KE, Lynham AJ, Holmans P, Legge SE, Savage JE, Agartz I, Andreassen OA, Blokland GAM, Corvin A, Cosgrove D, Degenhardt F, Djurovic S, Espeseth T, Ferraro L, Gayer-Anderson C, Giegling I, van Haren NE, Hartmann AM, Hubert JJ, Jönsson EG, Konte B, Lennertz L et al. (2020)
    The Relationship Between Polygenic Risk Scores and Cognition in Schizophrenia
    Schizophr Bull, 46 (2), 336-344
    DOI 10.1093/schbul/sbz061, PubMed 31206164
19. Rokicki J, Wolfers T, Nordhøy W, Tesli N, Quintana DS, Alnaes D, Richard G, de Lange AG, Lund MJ, Norbom L, Agartz I, Melle I, Naerland T, Selbaek G, Persson K, Nordvik JE, Schwarz E, Andreassen OA, Kaufmann T, Westlye LT (2020)
    Multimodal imaging improves brain age prediction and reveals distinct abnormalities in patients with psychiatric and neurological disorders
    Hum Brain Mapp, 42 (6), 1714-1726
    DOI 10.1002/hbm.25323, PubMed 33340180
20. Romm KL, Nilsen L, Gjermundsen K, Holter M, Fjell A, Melle I, Repål A, Lobban F (2020)
    Remote Care for Caregivers of People With Psychosis: Mixed Methods Pilot Study
    JMIR Ment Health, 7 (7), e19497
    DOI 10.2196/19497, PubMed 32720905
21. Storvestre GB, Jensen A, Bjerke E, Tesli N, Rosaeg C, Friestad C, Andreassen OA, Melle I, Haukvik UK (2020)
    Childhood Trauma in Persons With Schizophrenia and a History of Interpersonal Violence
    Front Psychiatry, 11, 383
    DOI 10.3389/fpsyt.2020.00383, PubMed 32431632
22. Svendsen IH, Øie MG, Møller P, Nelson B, Melle I, Haug E (2020)
    Basic self-disturbances are associated with Sense of Coherence in patients with psychotic disorders
    PLoS One, 15 (4), e0230956
    DOI 10.1371/journal.pone.0230956, PubMed 32294097
23. Szabo A, Akkouh IA, Ueland T, Lagerberg TV, Dieset I, Bjella T, Aukrust P, Le Hellard S, Stavrum AK, Melle I, Andreassen OA, Djurovic S (2020)
    Cannabis Use Is Associated With Increased Levels of Soluble gp130 in Schizophrenia but Not in Bipolar Disorder
    Front Psychiatry, 11, 642
    DOI 10.3389/fpsyt.2020.00642, PubMed 32714224
24. Tesli N, van der Meer D, Rokicki J, Storvestre G, Røsæg C, Jensen A, Hjell G, Bell C, Fischer-Vieler T, Tesli M, Andreassen OA, Melle I, Agartz I, Haukvik UK (2020)
    Hippocampal subfield and amygdala nuclei volumes in schizophrenia patients with a history of violence
    Eur Arch Psychiatry Clin Neurosci, 270 (6), 771-782
    DOI 10.1007/s00406-020-01098-y, PubMed 31980898
25. Vaskinn A, Haatveit B, Melle I, Andreassen OA, Ueland T, Sundet K (2020)
    Cognitive Heterogeneity across Schizophrenia and Bipolar Disorder: A Cluster Analysis of Intellectual Trajectories
    J Int Neuropsychol Soc, 26 (9), 860-872
    DOI 10.1017/S1355617720000442, PubMed 32423506
26. Vaskinn A, Melle I, Aas M, Berg AO (2020)
    Sexual abuse and physical neglect in childhood are associated with affective theory of mind in adults with schizophrenia
    Schizophr Res Cogn, 23, 100189
    DOI 10.1016/j.scog.2020.100189, PubMed 33134093
27. Werner MCF, Wirgenes KV, Haram M, Bettella F, Lunding SH, Rødevand L, Hjell G, Agartz I, Djurovic S, Melle I, Andreassen OA, Steen NE (2020)
    Indicated association between polygenic risk score and treatment-resistance in a naturalistic sample of patients with schizophrenia spectrum disorders
    Schizophr Res, 218, 55-62
    DOI 10.1016/j.schres.2020.03.006, PubMed 32171635
28. Widing L, Simonsen C, Flaaten CB, Haatveit B, Vik RK, Wold KF, Åsbø G, Ueland T, Melle I (2020)
    Symptom Profiles in Psychotic Disorder Not Otherwise Specified
    Front Psychiatry, 11, 580444
    DOI 10.3389/fpsyt.2020.580444, PubMed 33281644
29. Aas M, Ueland T, Inova A, Melle I, Andreassen OA, Steen NE (2020)
    Childhood Trauma Is Nominally Associated With Elevated Cortisol Metabolism in Severe Mental Disorder
    Front Psychiatry, 11, 391
    DOI 10.3389/fpsyt.2020.00391, PubMed 32528319

Publications 2019

1. Bauer M, Glenn T, Alda M, Andreassen OA, Angelopoulos E, Ardau R, Ayhan Y, Baethge C, Bauer R, Baune BT, Becerra-Palars C, Bellivier F, Belmaker RH, Berk M, Bersudsky Y, Bicakci Ş, Birabwa-Oketcho H, Bjella TD, Cabrera J, Wo Cheung EY, Del Zompo M, Dodd S, Donix M, Etain B, Fagiolini A et al. (2019)
   Association between solar insolation and a history of suicide attempts in bipolar I disorder
   J Psychiatr Res, 113, 1-9
   DOI 10.1016/j.jpsychires.2019.03.001, PubMed 30878786
2. Bjornestad J, Hegelstad WTV, Berg H, Davidson L, Joa I, Johannessen JO, Melle I, Stain HJ, Pallesen S (2019)
   Social Media and Social Functioning in Psychosis: A Systematic Review
   J Med Internet Res, 21 (6), e13957
   DOI 10.2196/13957, PubMed 31254338
3. Davies G, Lam M, Harris SE, Trampush JW, Luciano M, Hill WD, Hagenaars SP, Ritchie SJ, Marioni RE, Fawns-Ritchie C, Liewald DCM, Okely JA, Ahola-Olli AV, Barnes CLK, Bertram L, Bis JC, Burdick KE, Christoforou A, DeRosse P, Djurovic S, Espeseth T, Giakoumaki S, Giddaluru S, Gustavson DE, Hayward C et al. (2019)
   Author Correction: Study of 300,486 individuals identifies 148 independent genetic loci influencing general cognitive function
   Nat Commun, 10 (1), 2068
   DOI 10.1038/s41467-019-10160-w, PubMed 31043617
4. Di Sero A, Jørgensen KN, Nerland S, Melle I, Andreassen OA, Jovicich J, Agartz I (2019)
   Antipsychotic treatment and basal ganglia volumes: Exploring the role of receptor occupancy, dosage and remission status
   Schizophr Res, 208, 114-123
   DOI 10.1016/j.schres.2019.04.002, PubMed 31006616
5. Engen MJ, Simonsen C, Melle I, Færden A, Lyngstad SH, Haatveit B, Vaskinn A, Ueland T (2019)
   Cognitive functioning in patients with first-episode psychosis stratified by level of negative symptoms: A 1-year follow-up study
   Psychiatry Res, 281, 112554
   DOI 10.1016/j.psychres.2019.112554, PubMed 31499342
6. Ferrara M, Guloksuz S, Li F, Burke S, Tek C, Friis S, Ten Velden Hegelstad W, Joa I, Johannessen JO, Melle I, Simonsen E, Srihari VH (2019)
   Parsing the impact of early detection on duration of untreated psychosis (DUP): Applying quantile regression to data from the Scandinavian TIPS study
   Schizophr Res, 210, 128-134
   DOI 10.1016/j.schres.2019.05.035, PubMed 31204063
7. Friis S, Melle I, McGlashan TH (2019)
   Symptom remission at 12-weeks is a strong predictor for long term outcome
   Psychol Med, 50 (14), 2464
   DOI 10.1017/S0033291719003465, PubMed 31814559
8. Gjerde PB, Simonsen CE, Lagerberg TV, Steen NE, Ueland T, Andreassen OA, Steen VM, Melle I (2019)
   Improvement in verbal learning over the first year of antipsychotic treatment is associated with serum HDL levels in a cohort of first episode psychosis patients
   Eur Arch Psychiatry Clin Neurosci, 270 (1), 49-58
   DOI 10.1007/s00406-019-01017-w, PubMed 31028479
9. Gohar SM, Dieset I, Steen NE, Mørch RH, Vedal TSJ, Reponen EJ, Steen VM, Andreassen OA, Melle I (2019)
   Association between leptin levels and severity of suicidal behaviour in schizophrenia spectrum disorders
   Acta Psychiatr Scand, 139 (5), 464-471
   DOI 10.1111/acps.13019, PubMed 30848483
10. Icick R, Melle I, Etain B, Ringen PA, Aminoff SR, Leboyer M, Aas M, Henry C, Bjella TD, Andreassen OA, Bellivier F, Lagerberg TV (2019)
    Tobacco smoking and other substance use disorders associated with recurrent suicide attempts in bipolar disorder
    J Affect Disord, 256, 348-357
    DOI 10.1016/j.jad.2019.05.075, PubMed 31202989
11. Kaufmann T, van der Meer D, Doan NT, Schwarz E, Lund MJ, Agartz I, Alnæs D, Barch DM, Baur-Streubel R, Bertolino A, Bettella F, Beyer MK, Bøen E, Borgwardt S, Brandt CL, Buitelaar J, Celius EG, Cervenka S, Conzelmann A, Córdova-Palomera A, Dale AM, de Quervain DJF, Di Carlo P, Djurovic S, Dørum ES et al. (2019)
    Common brain disorders are associated with heritable patterns of apparent aging of the brain
    Nat Neurosci, 22 (10), 1617-1623
    DOI 10.1038/s41593-019-0471-7, PubMed 31551603
12. Lam M, Hill WD, Trampush JW, Yu J, Knowles E, Davies G, Stahl E, Huckins L, Liewald DC, Djurovic S, Melle I, Sundet K, Christoforou A, Reinvang I, DeRosse P, Lundervold AJ, Steen VM, Espeseth T, Räikkönen K, Widen E, Palotie A, Eriksson JG, Giegling I, Konte B, Hartmann AM et al. (2019)
    Pleiotropic Meta-Analysis of Cognition, Education, and Schizophrenia Differentiates Roles of Early Neurodevelopmental and Adult Synaptic Pathways
    Am J Hum Genet, 105 (2), 334-350
    DOI 10.1016/j.ajhg.2019.06.012, PubMed 31374203
13. Laskemoen JF, Büchmann C, Barrett EA, Collier-Høegh M, Haatveit B, Vedal TJ, Ueland T, Melle I, Aas M, Simonsen C (2019)
    Do sleep disturbances contribute to cognitive impairments in schizophrenia spectrum and bipolar disorders?
    Eur Arch Psychiatry Clin Neurosci, 270 (6), 749-759
    DOI 10.1007/s00406-019-01075-0, PubMed 31587109
14. Laskemoen JF, Simonsen C, Büchmann C, Barrett EA, Bjella T, Lagerberg TV, Vedal TJ, Andreassen OA, Melle I, Aas M (2019)
    Sleep disturbances in schizophrenia spectrum and bipolar disorders - a transdiagnostic perspective
    Compr Psychiatry, 91, 6-12
    DOI 10.1016/j.comppsych.2019.02.006, PubMed 30856497
15. Melle I (2019)
    Cognition in schizophrenia: a marker of underlying neurodevelopmental problems?
    World Psychiatry, 18 (2), 164-165
    DOI 10.1002/wps.20646, PubMed 31059634
16. Mucci A, Vignapiano A, Bitter I, Austin SF, Delouche C, Dollfus S, Erfurth A, Fleischhacker WW, Giordano GM, Gladyshev I, Glenthøj B, Gütter K, Hofer A, Hubeňák J, Kaiser S, Libiger J, Melle I, Nielsen MØ, Papsuev O, Rybakowski JK, Sachs G, Üçok A, Wojciak P, Galderisi S (2019)
    A large European, multicenter, multinational validation study of the Brief Negative Symptom Scale
    Eur Neuropsychopharmacol, 29 (8), 947-959
    DOI 10.1016/j.euroneuro.2019.05.006, PubMed 31255394
17. Mullins N, Bigdeli TB, Børglum AD, Coleman JRI, Demontis D, Mehta D, Power RA, Ripke S, Stahl EA, Starnawska A, Anjorin A, M.R.C.Psych, Corvin A, Sanders AR, Forstner AJ, Reif A, Koller AC, Świątkowska B, Baune BT, Müller-Myhsok B, Penninx BWJH, Pato C, Zai C, Rujescu D, Hougaard DM et al. (2019)
    GWAS of Suicide Attempt in Psychiatric Disorders and Association With Major Depression Polygenic Risk Scores
    Am J Psychiatry, 176 (8), 651-660
    DOI 10.1176/appi.ajp.2019.18080957, PubMed 31164008
18. Mørch RH, Dieset I, Færden A, Reponen EJ, Hope S, Hoseth EZ, Gardsjord ES, Aas M, Iversen T, Joa I, Morken G, Agartz I, Melle I, Aukrust P, Djurovic S, Ueland T, Andreassen OA (2019)
    Inflammatory markers are altered in severe mental disorders independent of comorbid cardiometabolic disease risk factors
    Psychol Med, 49 (10), 1749-1757
    DOI 10.1017/S0033291718004142, PubMed 30688187
19. Mørch RH, Dieset I, Færden A, Reponen EJ, Hope S, Hoseth EZ, Gardsjord ES, Aas M, Iversen T, Joa I, Morken G, Agartz I, Melle I, Aukrust P, Djurovic S, Ueland T, Andreassen OA (2019)
    Inflammatory markers are altered in severe mental disorders independent of comorbid cardiometabolic disease risk factors - ERRATUM
    Psychol Med, 49 (10), 1758
    DOI 10.1017/S0033291719000291, PubMed 30803457
20. Onyeka IN, Collier Høegh M, Nåheim Eien EM, Nwaru BI, Melle I (2019)
    Comorbidity of Physical Disorders Among Patients With Severe Mental Illness With and Without Substance Use Disorders: A Systematic Review and Meta-Analysis
    J Dual Diagn, 15 (3), 192-206
    DOI 10.1080/15504263.2019.1619007, PubMed 31164045
21. Ringen PA, Reponen EJ, Vedal TSJ, Andreassen OA, Steen NE, Melle I (2019)
    Predictors for Antipsychotic Dosage Change in the First Year of Treatment in Schizophrenia Spectrum and Bipolar Disorders
    Front Psychiatry, 10, 649
    DOI 10.3389/fpsyt.2019.00649, PubMed 31551838
22. Romm KL, Gardsjord ES, Gjermundsen K, Aguirre Ulloa M, Berentzen LC, Melle I (2019)
    Designing easy access to care for first-episode psychosis in complex organizations
    Early Interv Psychiatry, 13 (5), 1276-1282
    DOI 10.1111/eip.12802, PubMed 30919597
23. Rødevand L, Steen NE, Elvsåshagen T, Quintana DS, Reponen EJ, Mørch RH, Lunding SH, Vedal TSJ, Dieset I, Melle I, Lagerberg TV, Andreassen OA (2019)
    Cardiovascular risk remains high in schizophrenia with modest improvements in bipolar disorder during past decade
    Acta Psychiatr Scand, 139 (4), 348-360
    DOI 10.1111/acps.13008, PubMed 30697685
24. Satizabal CL, Adams HHH, Hibar DP, White CC, Knol MJ, Stein JL, Scholz M, Sargurupremraj M, Jahanshad N, Roshchupkin GV, Smith AV, Bis JC, Jian X, Luciano M, Hofer E, Teumer A, van der Lee SJ, Yang J, Yanek LR, Lee TV, Li S, Hu Y, Koh JY, Eicher JD, Desrivières S et al. (2019)
    Genetic architecture of subcortical brain structures in 38,851 individuals
    Nat Genet, 51 (11), 1624-1636
    DOI 10.1038/s41588-019-0511-y, PubMed 31636452
25. Simonsen C, Aminoff SR, Vaskinn A, Barrett EA, Faerden A, Ueland T, Andreassen OA, Romm KL, Melle I (2019)
    Perceived and experienced stigma in first-episode psychosis: A 1-year follow-up study
    Compr Psychiatry, 95, 152134
    DOI 10.1016/j.comppsych.2019.152134, PubMed 31669787
26. Stahl EA, Breen G, Forstner AJ, McQuillin A, Ripke S, Trubetskoy V, Mattheisen M, Wang Y, Coleman JRI, Gaspar HA, de Leeuw CA, Steinberg S, Pavlides JMW, Trzaskowski M, Byrne EM, Pers TH, Holmans PA, Richards AL, Abbott L, Agerbo E, Akil H, Albani D, Alliey-Rodriguez N, Als TD, Anjorin A et al. (2019)
    Genome-wide association study identifies 30 loci associated with bipolar disorder
    Nat Genet, 51 (5), 793-803
    DOI 10.1038/s41588-019-0397-8, PubMed 31043756
27. Steen NE, Dieset I, Hope S, Vedal TSJ, Smeland OB, Matson W, Kaddurah-Daouk R, Agartz I, Melle I, Djurovic S, Jönsson EG, Bogdanov M, Andreassen OA (2019)
    Metabolic dysfunctions in the kynurenine pathway, noradrenergic and purine metabolism in schizophrenia and bipolar disorders
    Psychol Med, 50 (4), 595-606
    DOI 10.1017/S0033291719000400, PubMed 30867076
28. Storvestre GB, Valnes LM, Jensen A, Nerland S, Tesli N, Hymer KE, Rosaeg C, Server A, Ringen PA, Jacobsen M, Andreassen OA, Agartz I, Melle I, Haukvik UK (2019)
    A preliminary study of cortical morphology in schizophrenia patients with a history of violence
    Psychiatry Res Neuroimaging, 288, 29-36
    DOI 10.1016/j.pscychresns.2019.04.013, PubMed 31071542
29. Svendsen IH, Øie MG, Møller P, Nelson B, Haug E, Melle I (2019)
    Basic self-disturbances independently predict recovery in psychotic disorders: A seven year follow-up study
    Schizophr Res, 212, 72-78
    DOI 10.1016/j.schres.2019.08.009, PubMed 31420200
30. Sönmez N, Romm KL, Østefjells T, Grande M, Jensen LH, Hummelen B, Tesli M, Melle I, Røssberg JI (2019)
    Cognitive behavior therapy in early psychosis with a focus on depression and low self-esteem: A randomized controlled trial
    Compr Psychiatry, 97, 152157
    DOI 10.1016/j.comppsych.2019.152157, PubMed 31935529
31. Tesli N, Westlye LT, Storvestre GB, Gurholt TP, Agartz I, Melle I, Andreassen OA, Haukvik UK (2019)
    White matter microstructure in schizophrenia patients with a history of violence
    Eur Arch Psychiatry Clin Neurosci, 271 (4), 623-634
    DOI 10.1007/s00406-019-00988-0, PubMed 30694361
32. Vaskinn A, Løvgren A, Egeland MK, Feyer FK, Østefjells T, Andreassen OA, Melle I, Sundet K (2019)
    A randomized controlled trial of training of affect recognition (TAR) in schizophrenia shows lasting effects for theory of mind
    Eur Arch Psychiatry Clin Neurosci, 269 (5), 611-620
    DOI 10.1007/s00406-019-00997-z, PubMed 30826974
33. Vedal TSJ, Steen NE, Birkeland KI, Dieset I, Reponen EJ, Laskemoen JF, Rødevand L, Melle I, Andreassen OA, Molden E, Jönsson EG (2019)
    Adipokine levels are associated with insulin resistance in antipsychotics users independently of BMI
    Psychoneuroendocrinology, 103, 87-95
    DOI 10.1016/j.psyneuen.2019.01.001, PubMed 30659986
34. Weibell MA, Johannessen JO, Auestad B, Bramness J, Brønnick K, Haahr U, Joa I, Larsen TK, Melle I, Opjordsmoen S, Rund BR, Røssberg JI, Simonsen E, Vaglum P, Stain H, Friis S, Hegelstad WTV (2019)
    Early Substance Use Cessation Improves Cognition-10 Years Outcome in First-Episode Psychosis Patients
    Front Psychiatry, 10, 495
    DOI 10.3389/fpsyt.2019.00495, PubMed 31354551
35. Aas M, Bellivier F, Bettella F, Henry C, Gard S, Kahn JP, Lagerberg TV, Aminoff SR, Melle I, Leboyer M, Jamain S, Andreassen OA, Etain B (2019)
    Childhood maltreatment and polygenic risk in bipolar disorders
    Bipolar Disord, 22 (2), 174-181
    DOI 10.1111/bdi.12851, PubMed 31628696
36. Aas M, Djurovic S, Ueland T, Mørch RH, Fjæra Laskemoen J, Reponen EJ, Cattaneo A, Eiel Steen N, Agartz I, Melle I, Andreassen OA (2019)
    The relationship between physical activity, clinical and cognitive characteristics and BDNF mRNA levels in patients with severe mental disorders
    World J Biol Psychiatry, 20 (7), 567-576
    DOI 10.1080/15622975.2018.1557345, PubMed 30560709
37. Aas M, Elvsåshagen T, Westlye LT, Kaufmann T, Athanasiu L, Djurovic S, Melle I, van der Meer D, Martin-Ruiz C, Steen NE, Agartz I, Andreassen OA (2019)
    Telomere length is associated with childhood trauma in patients with severe mental disorders
    Transl Psychiatry, 9 (1), 97
    DOI 10.1038/s41398-019-0432-7, PubMed 30898995
38. Aas M, Pizzagalli DA, Laskemoen JF, Reponen EJ, Ueland T, Melle I, Agartz I, Steen NE, Andreassen OA (2019)
    Elevated hair cortisol is associated with childhood maltreatment and cognitive impairment in schizophrenia and in bipolar disorders
    Schizophr Res, 213, 65-71
    DOI 10.1016/j.schres.2019.01.011, PubMed 30660575

Publications 2018

1. Berg AO, Jørgensen KN, Nerhus M, Athanasiu L, Popejoy AB, Bettella F, Norbom LCB, Gurholt TP, Dahl SR, Andreassen OA, Djurovic S, Agartz I, Melle I (2018)
   Vitamin D levels, brain volume, and genetic architecture in patients with psychosis
   PLoS One, 13 (8), e0200250
   DOI 10.1371/journal.pone.0200250, PubMed 30142216
2. Bjornestad J, Veseth M, Davidson L, Joa I, Johannessen JO, Larsen TK, Melle I, Hegelstad WTV (2018)
   Psychotherapy in Psychosis: Experiences of Fully Recovered Service Users
   Front Psychol, 9, 1675
   DOI 10.3389/fpsyg.2018.01675, PubMed 30233476
3. Brainstorm Consortium, Anttila V, Bulik-Sullivan B, Finucane HK, Walters RK, Bras J, Duncan L, Escott-Price V, Falcone GJ, Gormley P, Malik R, Patsopoulos NA, Ripke S, Wei Z, Yu D, Lee PH, Turley P, Grenier-Boley B, Chouraki V, Kamatani Y, Berr C, Letenneur L, Hannequin D, Amouyel P, Boland A et al. (2018)
   Analysis of shared heritability in common disorders of the brain
   Science, 360 (6395)
   DOI 10.1126/science.aap8757, PubMed 29930110
4. Büchmann CB, Pedersen G, Aminoff SR, Laskemoen JF, Barrett EA, Melle I, Lagerberg TV (2018)
   Validity of the Birchwood insight scale in patients with schizophrenia spectrum- and bipolar disorders
   Psychiatry Res, 272, 715-722
   DOI 10.1016/j.psychres.2018.12.072, PubMed 30832191
5. Davies G, Lam M, Harris SE, Trampush JW, Luciano M, Hill WD, Hagenaars SP, Ritchie SJ, Marioni RE, Fawns-Ritchie C, Liewald DCM, Okely JA, Ahola-Olli AV, Barnes CLK, Bertram L, Bis JC, Burdick KE, Christoforou A, DeRosse P, Djurovic S, Espeseth T, Giakoumaki S, Giddaluru S, Gustavson DE, Hayward C et al. (2018)
   Study of 300,486 individuals identifies 148 independent genetic loci influencing general cognitive function
   Nat Commun, 9 (1), 2098
   DOI 10.1038/s41467-018-04362-x, PubMed 29844566
6. Dieset I, Mørch RH, Hope S, Hoseth EZ, Reponen EJ, Gran JM, Aas M, Michelsen AE, Reichborn-Kjennerud T, Nesvåg R, Agartz I, Melle I, Aukrust P, Djurovic S, Ueland T, Andreassen OA (2018)
   An association between YKL-40 and type 2 diabetes in psychotic disorders
   Acta Psychiatr Scand, 139 (1), 37-45
   DOI 10.1111/acps.12971, PubMed 30328100
7. Faerden A, Lyngstad SH, Simonsen C, Ringen PA, Papsuev O, Dieset I, Andreassen OA, Agartz I, Marder SR, Melle I (2018)
   Reliability and validity of the self-report version of the apathy evaluation scale in first-episode Psychosis: Concordance with the clinical version at baseline and 12 months follow-up
   Psychiatry Res, 267, 140-147
   DOI 10.1016/j.psychres.2018.05.065, PubMed 29906681
8. Gardsjord ES, Romm KL, Røssberg JI, Friis S, Barder HE, Evensen J, Haahr U, Ten Velden Hegelstad W, Joa I, Johannessen JO, Langeveld J, Larsen TK, Opjordsmoen S, Rund BR, Simonsen E, Vaglum P, Melle I (2018)
   Depression and functioning are important to subjective quality of life after a first episode psychosis
   Compr Psychiatry, 86, 107-114
   DOI 10.1016/j.comppsych.2018.07.014, PubMed 30114656
9. Gjerde PB, Jørgensen KN, Steen NE, Melle I, Andreassen OA, Steen VM, Agartz I (2018)
   Association between olanzapine treatment and brain cortical thickness and gray/white matter contrast is moderated by cholesterol in psychotic disorders
   Psychiatry Res Neuroimaging, 282, 55-63
   DOI 10.1016/j.pscychresns.2018.10.001, PubMed 30415175
10. Gohar SM, Dieset I, Steen NE, Mørch RH, Iversen TS, Steen VM, Andreassen OA, Melle I (2018)
    Association between serum lipid levels, osteoprotegerin and depressive symptomatology in psychotic disorders
    Eur Arch Psychiatry Clin Neurosci, 269 (7), 795-802
    DOI 10.1007/s00406-018-0897-z, PubMed 29721726
11. Gurholt TP, Nerhus M, Osnes K, Berg AO, Andreassen OA, Melle I, Agartz I (2018)
    Hippocampus volume reduction in psychosis spectrum could be ameliorated by vitamin D
    Schizophr Res, 199, 433-435
    DOI 10.1016/j.schres.2018.03.011, PubMed 29555212
12. Gurholt TP, Osnes K, Nerhus M, Jørgensen KN, Lonning V, Berg AO, Andreassen OA, Melle I, Agartz I (2018)
    Vitamin D, Folate and the Intracranial Volume in Schizophrenia and Bipolar Disorder and Healthy Controls
    Sci Rep, 8 (1), 10817
    DOI 10.1038/s41598-018-29141-y, PubMed 30018414
13. Hoseth EZ, Krull F, Dieset I, Mørch RH, Hope S, Gardsjord ES, Steen NE, Melle I, Brattbakk HR, Steen VM, Aukrust P, Djurovic S, Andreassen OA, Ueland T (2018)
    Exploring the Wnt signaling pathway in schizophrenia and bipolar disorder
    Transl Psychiatry, 8 (1), 55
    DOI 10.1038/s41398-018-0102-1, PubMed 29507296
14. Hoseth EZ, Krull F, Dieset I, Mørch RH, Hope S, Gardsjord ES, Steen NE, Melle I, Brattbakk HR, Steen VM, Aukrust P, Djurovic S, Andreassen OA, Ueland T (2018)
    Attenuated Notch signaling in schizophrenia and bipolar disorder
    Sci Rep, 8 (1), 5349
    DOI 10.1038/s41598-018-23703-w, PubMed 29593239
15. Lam M, Trampush JW, Yu J, Knowles E, Djurovic S, Melle I, Sundet K, Christoforou A, Reinvang I, DeRosse P, Lundervold AJ, Steen VM, Espeseth T, Räikkönen K, Widen E, Palotie A, Eriksson JG, Giegling I, Konte B, Roussos P, Giakoumaki S, Burdick KE, Payton A, Ollier W, Chiba-Falek O et al. (2018)
    Multi-Trait Analysis of GWAS and Biological Insights Into Cognition: A Response to Hill (2018)
    Twin Res Hum Genet, 21 (5), 394-397
    DOI 10.1017/thg.2018.46, PubMed 30001766
16. Lyngstad SH, Gardsjord ES, Simonsen C, Engen MJ, Romm KL, Melle I, Færden A (2018)
    Consequences of persistent depression and apathy in first-episode psychosis - A one-year follow-up study
    Compr Psychiatry, 86, 60-66
    DOI 10.1016/j.comppsych.2018.07.015, PubMed 30081208
17. Mørch-Johnsen L, Nerland S, Jørgensen KN, Osnes K, Hartberg CB, Andreassen OA, Melle I, Nesvåg R, Agartz I (2018)
    Cortical thickness abnormalities in bipolar disorder patients with a lifetime history of auditory hallucinations
    Bipolar Disord, 20 (7), 647-657
    DOI 10.1111/bdi.12627, PubMed 29441665
18. Savage JE, Jansen PR, Stringer S, Watanabe K, Bryois J, de Leeuw CA, Nagel M, Awasthi S, Barr PB, Coleman JRI, Grasby KL, Hammerschlag AR, Kaminski JA, Karlsson R, Krapohl E, Lam M, Nygaard M, Reynolds CA, Trampush JW, Young H, Zabaneh D, Hägg S, Hansell NK, Karlsson IK, Linnarsson S et al. (2018)
    Genome-wide association meta-analysis in 269,867 individuals identifies new genetic and functional links to intelligence
    Nat Genet, 50 (7), 912-919
    DOI 10.1038/s41588-018-0152-6, PubMed 29942086
19. Simonsen C, Faerden A, Ueland T, Vaskinn A, Bjella T, Andreassen O, Romm KL, Melle I (2018)
    Self-rated disability in first treated episode of psychosis: A 1-year follow-up study
    Compr Psychiatry, 85, 48-54
    DOI 10.1016/j.comppsych.2018.06.004, PubMed 29981504
20. Skåtun KC, Kaufmann T, Brandt CL, Doan NT, Alnæs D, Tønnesen S, Biele G, Vaskinn A, Melle I, Agartz I, Andreassen OA, Westlye LT (2018)
    Thalamo-cortical functional connectivity in schizophrenia and bipolar disorder
    Brain Imaging Behav, 12 (3), 640-652
    DOI 10.1007/s11682-017-9714-y, PubMed 28444556
21. Srinivasan S, Bettella F, Frei O, Hill WD, Wang Y, Witoelar A, Schork AJ, Thompson WK, Davies G, Desikan RS, Deary IJ, Melle I, Ueland T, Dale AM, Djurovic S, Smeland OB, Andreassen OA (2018)
    Enrichment of genetic markers of recent human evolution in educational and cognitive traits
    Sci Rep, 8 (1), 12585
    DOI 10.1038/s41598-018-30387-9, PubMed 30135563
22. Svendsen IH, Øie MG, Møller P, Nelson B, Melle I, Haug E (2018)
    Stability in basic self-disturbances and diagnosis in a first treated psychosis: A seven year follow-up study
    Schizophr Res, 202, 274-280
    DOI 10.1016/j.schres.2018.07.011, PubMed 30007869
23. van der Meer D, Rokicki J, Kaufmann T, Córdova-Palomera A, Moberget T, Alnæs D, Bettella F, Frei O, Doan NT, Sønderby IE, Smeland OB, Agartz I, Bertolino A, Bralten J, Brandt CL, Buitelaar JK, Djurovic S, van Donkelaar M, Dørum ES, Espeseth T, Faraone SV, Fernández G, Fisher SE, Franke B, Haatveit B et al. (2018)
    Brain scans from 21,297 individuals reveal the genetic architecture of hippocampal subfield volumes
    Mol Psychiatry, 25 (11), 3053-3065
    DOI 10.1038/s41380-018-0262-7, PubMed 30279459
24. van Erp TGM, Walton E, Hibar DP, Schmaal L, Jiang W, Glahn DC, Pearlson GD, Yao N, Fukunaga M, Hashimoto R, Okada N, Yamamori H, Bustillo JR, Clark VP, Agartz I, Mueller BA, Cahn W, de Zwarte SMC, Hulshoff Pol HE, Kahn RS, Ophoff RA, van Haren NEM, Andreassen OA, Dale AM, Doan NT et al. (2018)
    Cortical Brain Abnormalities in 4474 Individuals With Schizophrenia and 5098 Control Subjects via the Enhancing Neuro Imaging Genetics Through Meta Analysis (ENIGMA) Consortium
    Biol Psychiatry, 84 (9), 644-654
    DOI 10.1016/j.biopsych.2018.04.023, PubMed 29960671
25. Vedal TSJ, Steen NE, Birkeland KI, Dieset I, Reponen EJ, Laskemoen JF, Rødevand L, Melle I, Andreassen OA, Molden E, Jönsson EG (2018)
    Free thyroxine and thyroid-stimulating hormone in severe mental disorders: A naturalistic study with focus on antipsychotic medication
    J Psychiatr Res, 106, 74-81
    DOI 10.1016/j.jpsychires.2018.09.014, PubMed 30292780
26. Vedal TSJ, Steen NE, Birkeland KI, Dieset I, Reponen EJ, Laskemoen JF, Rødevand L, Melle I, Andreassen OA, Molden E, Jönsson EG (2018)
    Response: Are thyroid abnormalities only related to antipsychotic treatment in patients with severe mental disorders?
    J Psychiatr Res, 117, 150
    DOI 10.1016/j.jpsychires.2018.11.012, PubMed 30454945
27. Wolfers T, Doan NT, Kaufmann T, Alnæs D, Moberget T, Agartz I, Buitelaar JK, Ueland T, Melle I, Franke B, Andreassen OA, Beckmann CF, Westlye LT, Marquand AF (2018)
    Mapping the Heterogeneous Phenotype of Schizophrenia and Bipolar Disorder Using Normative Models
    JAMA Psychiatry, 75 (11), 1146-1155
    DOI 10.1001/jamapsychiatry.2018.2467, PubMed 30304337
28. Aas M, Dieset I, Mørch R, Steen NE, Hope S, Reponen EJ, Laskemoen JF, Ueland T, Aukrust P, Melle I, Agartz I, Andreassen OA (2018)
    Reduced brain-derived neurotrophic factor is associated with childhood trauma experiences and number of depressive episodes in severe mental disorders
    Schizophr Res, 205, 45-50
    DOI 10.1016/j.schres.2018.08.007, PubMed 30126813

Publications 2017

1. Bauer M, Glenn T, Alda M, Aleksandrovich MA, Andreassen OA, Angelopoulos E, Ardau R, Ayhan Y, Baethge C, Bharathram SR, Bauer R, Baune BT, Becerra-Palars C, Bellivier F, Belmaker RH, Berk M, Bersudsky Y, Bicakci Ş, Birabwa-Oketcho H, Bjella TD, Bossini L, Cabrera J, Cheung EYW, Del Zompo M, Dodd S et al. (2017)
   Solar insolation in springtime influences age of onset of bipolar I disorder
   Acta Psychiatr Scand, 136 (6), 571-582
   DOI 10.1111/acps.12772, PubMed 28722128
2. Bjornestad J, Bronnick K, Davidson L, Hegelstad WT, Joa I, Kandal O, Larsen TK, Langeveld J, Veseth M, Melle I, Johannessen JO (2017)
   The central role of self-agency in clinical recovery from first episode psychosis
   Psychosis, 9 (2), 140-148
   DOI 10.1080/17522439.2016.1198828
3. Bjornestad J, Davidson L, Joa I, Larsen TK, Hegelstad WTV, Langeveld J, Veseth M, Melle I, Johannessen JO, Bronnick K (2017)
   Antipsychotic treatment: experiences of fully recovered service users
   J Ment Health, 26 (3), 264-270
   DOI 10.1080/09638237.2017.1294735, PubMed 28602144
4. Bjornestad J, Hegelstad WTV, Joa I, Davidson L, Larsen TK, Melle I, Veseth M, Johannessen JO, Bronnick K (2017)
   "With a little help from my friends" social predictors of clinical recovery in first-episode psychosis
   Psychiatry Res, 255, 209-214
   DOI 10.1016/j.psychres.2017.05.041, PubMed 28578180
5. Church C, Andreassen OA, Lorentzen S, Melle I, Aas M (2017)
   Childhood Trauma and Minimization/Denial in People with and without a Severe Mental Disorder
   Front Psychol, 8, 1276
   DOI 10.3389/fpsyg.2017.01276, PubMed 28883800
6. Demmo C, Lagerberg TV, Kvitland LR, Aminoff SR, Hellvin T, Simonsen C, Haatveit B, Andreassen OA, Melle I, Ueland T (2017)
   Neurocognitive functioning, clinical course and functional outcome in first-treatment bipolar I disorder patients with and without clinical relapse: A 1-year follow-up study
   Bipolar Disord, 20 (3), 228-237
   DOI 10.1111/bdi.12569, PubMed 29121444
7. Doan NT, Kaufmann T, Bettella F, Jørgensen KN, Brandt CL, Moberget T, Alnæs D, Douaud G, Duff E, Djurovic S, Melle I, Ueland T, Agartz I, Andreassen OA, Westlye LT (2017)
   Distinct multivariate brain morphological patterns and their added predictive value with cognitive and polygenic risk scores in mental disorders
   Neuroimage Clin, 15, 719-731
   DOI 10.1016/j.nicl.2017.06.014, PubMed 28702349
8. Gardsjord ES, Romm KL, Røssberg JI, Friis S, Barder HE, Evensen J, Haahr U, Ten Velden Hegelstad W, Joa I, Johannessen JO, Langeveld J, Larsen TK, Opjordsmoen S, Rund BR, Simonsen E, Vaglum P, McGlashan T, Melle I (2017)
   Is going into stable symptomatic remission associated with a more positive development of life satisfaction? A 10-year follow-up study of first episode psychosis
   Schizophr Res, 193, 364-369
   DOI 10.1016/j.schres.2017.07.006, PubMed 28701275
9. Gjerde PB, Dieset I, Simonsen C, Hoseth EZ, Iversen T, Lagerberg TV, Lyngstad SH, Mørch RH, Skrede S, Andreassen OA, Melle I, Steen VM (2017)
   Increase in serum HDL level is associated with less negative symptoms after one year of antipsychotic treatment in first-episode psychosis
   Schizophr Res, 197, 253-260
   DOI 10.1016/j.schres.2017.10.042, PubMed 29129510
10. Hartberg CB, Lange EH, Lagerberg TV, Haukvik UK, Andreassen OA, Melle I, Agartz I (2017)
    Cortical thickness, cortical surface area and subcortical volumes in schizophrenia and bipolar disorder patients with cannabis use
    Eur Neuropsychopharmacol, 28 (1), 37-47
    DOI 10.1016/j.euroneuro.2017.11.019, PubMed 29254657
11. Hibar DP, Adams HHH, Jahanshad N, Chauhan G, Stein JL, Hofer E, Renteria ME, Bis JC, Arias-Vasquez A, Ikram MK, Desrivières S, Vernooij MW, Abramovic L, Alhusaini S, Amin N, Andersson M, Arfanakis K, Aribisala BS, Armstrong NJ, Athanasiu L, Axelsson T, Beecham AH, Beiser A, Bernard M, Blanton SH et al. (2017)
    Novel genetic loci associated with hippocampal volume
    Nat Commun, 8, 13624
    DOI 10.1038/ncomms13624, PubMed 28098162
12. Hoseth EZ, Ueland T, Dieset I, Birnbaum R, Shin JH, Kleinman JE, Hyde TM, Mørch RH, Hope S, Lekva T, Abraityte AJ, Michelsen AE, Melle I, Westlye LT, Ueland T, Djurovic S, Aukrust P, Weinberger DR, Andreassen OA (2017)
    A Study of TNF Pathway Activation in Schizophrenia and Bipolar Disorder in Plasma and Brain Tissue
    Schizophr Bull, 43 (4), 881-890
    DOI 10.1093/schbul/sbw183, PubMed 28049760
13. Iversen TSJ, Steen NE, Dieset I, Hope S, Mørch R, Gardsjord ES, Jørgensen KN, Melle I, Andreassen OA, Molden E, Jönsson EG (2017)
    Side effect burden of antipsychotic drugs in real life - Impact of gender and polypharmacy
    Prog Neuropsychopharmacol Biol Psychiatry, 82, 263-271
    DOI 10.1016/j.pnpbp.2017.11.004, PubMed 29122637
14. Lam M, Trampush JW, Yu J, Knowles E, Davies G, Liewald DC, Starr JM, Djurovic S, Melle I, Sundet K, Christoforou A, Reinvang I, DeRosse P, Lundervold AJ, Steen VM, Espeseth T, Räikkönen K, Widen E, Palotie A, Eriksson JG, Giegling I, Konte B, Roussos P, Giakoumaki S, Burdick KE et al. (2017)
    Large-Scale Cognitive GWAS Meta-Analysis Reveals Tissue-Specific Neural Expression and Potential Nootropic Drug Targets
    Cell Rep, 21 (9), 2597-2613
    DOI 10.1016/j.celrep.2017.11.028, PubMed 29186694
15. Langeveld J, Bjørkly S, Evensen J, Joa I, Johannessen JO, Larsen TK, Melle I, Opjordsmoen S, Røssberg JI, Rund BR, Simonsen E, Vaglum P, Velden WT, McGlashan T, Friis S (2017)
    A 10-year follow-up study of violent victimization in first episode psychosis: Risk and protective factors
    Psychiatry Res, 259, 545-549
    DOI 10.1016/j.psychres.2017.11.013, PubMed 29172178
16. Le Hellard S, Wang Y, Witoelar A, Zuber V, Bettella F, Hugdahl K, Espeseth T, Steen VM, Melle I, Desikan R, Schork AJ, Thompson WK, Dale AM, Djurovic S, Andreassen OA, Schizophrenia Working Group of the Psychiatric Genomics Consortium (2017)
    Identification of Gene Loci That Overlap Between Schizophrenia and Educational Attainment
    Schizophr Bull, 43 (3), 654-664
    DOI 10.1093/schbul/sbw085, PubMed 27338279
17. Melle I, Olav Johannesen J, Haahr UH, Ten Velden Hegelstad W, Joa I, Langeveld J, Larsen TK, Ilner Opjordsmoen S, Qin P, Ivar Røssberg J, Rishovd Rund B, Simonsen E, Vaglum PJW, McGlashan TH, Friis S (2017)
    Causes and predictors of premature death in first-episode schizophrenia spectrum disorders
    World Psychiatry, 16 (2), 217-218
    DOI 10.1002/wps.20431, PubMed 28498600
18. Mellerup E, Andreassen OA, Bennike B, Dam H, Djurovic S, Jorgensen MB, Kessing LV, Koefoed P, Melle I, Mors O, Moeller GL (2017)
    Combinations of genetic variants associated with bipolar disorder
    PLoS One, 12 (12), e0189739
    DOI 10.1371/journal.pone.0189739, PubMed 29267373
19. Mørch RH, Dieset I, Faerden A, Hope S, Aas M, Nerhus M, Gardsjord ES, Haram M, Falk RS, Joa I, Morken G, Agartz I, Aukrust P, Djurovic S, Melle I, Ueland T, Andreassen OA (2017)
    Persistent increase in TNF and IL-1 markers in severe mental disorders suggests trait-related inflammation: a one year follow-up study
    Acta Psychiatr Scand, 136 (4), 400-408
    DOI 10.1111/acps.12783, PubMed 28815548
20. Nerhus M, Berg AO, Simonsen C, Haram M, Haatveit B, Dahl SR, Gurholt TP, Bjella TD, Ueland T, Andreassen OA, Melle I (2017)
    Vitamin D Deficiency Associated With Cognitive Functioning in Psychotic Disorders
    J Clin Psychiatry, 78 (7), e750-e757
    DOI 10.4088/JCP.16m10880, PubMed 28493652
21. Nesvåg R, Jönsson EG, Bakken IJ, Knudsen GP, Bjella TD, Reichborn-Kjennerud T, Melle I, Andreassen OA (2017)
    The quality of severe mental disorder diagnoses in a national health registry as compared to research diagnoses based on structured interview
    BMC Psychiatry, 17 (1), 93
    DOI 10.1186/s12888-017-1256-8, PubMed 28292279
22. Simonsen C, Faerden A, Romm KL, Berg AO, Bjella T, Sundet K, Ueland T, Andreassen O, Melle I (2017)
    Early clinical recovery in first-episode psychosis: Symptomatic remission and its correlates at 1-year follow-up
    Psychiatry Res, 254, 118-125
    DOI 10.1016/j.psychres.2017.04.050, PubMed 28460281
23. Skåtun KC, Kaufmann T, Doan NT, Alnæs D, Córdova-Palomera A, Jönsson EG, Fatouros-Bergman H, Flyckt L, KaSP, Melle I, Andreassen OA, Agartz I, Westlye LT (2017)
    Consistent Functional Connectivity Alterations in Schizophrenia Spectrum Disorder: A Multisite Study
    Schizophr Bull, 43 (4), 914-924
    DOI 10.1093/schbul/sbw145, PubMed 27872268
24. Srinivasan S, Bettella F, Hassani S, Wang Y, Witoelar A, Schork AJ, Thompson WK, Collier DA, Desikan RS, Melle I, Dale AM, Djurovic S, Andreassen OA (2017)
    Probing the Association between Early Evolutionary Markers and Schizophrenia
    PLoS One, 12 (1), e0169227
    DOI 10.1371/journal.pone.0169227, PubMed 28081145
25. Trampush JW, Yang ML, Yu J, Knowles E, Davies G, Liewald DC, Starr JM, Djurovic S, Melle I, Sundet K, Christoforou A, Reinvang I, DeRosse P, Lundervold AJ, Steen VM, Espeseth T, Räikkönen K, Widen E, Palotie A, Eriksson JG, Giegling I, Konte B, Roussos P, Giakoumaki S, Burdick KE et al. (2017)
    GWAS meta-analysis reveals novel loci and genetic correlates for general cognitive function: a report from the COGENT consortium
    Mol Psychiatry, 22 (3), 336-345
    DOI 10.1038/mp.2016.244, PubMed 28093568
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