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E

Espen Hagen

oslo university hospital and institute of clinical medicine

19H-index
110Paper Count
1.6KCitation Count
Published Papers 13
Publication Date
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Sex differences in polygenic risk for sex-biased brain disorders: Associations with diagnostic status and brain age gap
errTranslational Psychiatry
IF6.2
err2026-08-25
err0
errOAAI
errArielle Crestol; Dennis van der Meer; Nadine Parker; Ann-Marie G. de Lange; Espen Hagen; Hannah Oppenheimer; Stener Nerland; Édith Breton; Christian K. Tamnes; Ole A. Andreassen; Ingrid Agartz; Claudia Barth
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errSave
Family genetic designs in MoBa provide insights into health and functioning
errNature
IF48.5
err2026-08-19
err0
errOAAI
errElizabeth C. Corfield; Alexey A. Shadrin; Oleksandr Frei; Zillur Rahman; Bayram Cevdet Akdeniz; Tahir Tekin Filiz; Aihua Lin; Isabella Badini; Laura Hegemann; Lavinia Athanasiu; Robyn E. Wootton; Chloe Austerberry; Amanda M. Hughes; Martin Tesli; Espen Hagen; Ragnhild E. Brandlistuen; Espen Moen Eilertsen; Lars T. Westlye; Pål R. Njølstad; Per Magnus; Eivind Hovig; Tetyana Zayats; Helga Ask; Ted Reichborn-Kjennerud; Gibran Hemani; Neil M. Davies; Laurie J. Hannigan; Ole A. Andreassen; Alexandra Karoline Havdahl
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errSave
Genome-wide association analyses identify distinct genetic architectures for early-onset and late-onset depression
errNature Genetics
IF29
err2025-11-13
err0
errOAAI
errJohn R. Shorter; Joëlle A. Pasman; Siim Kurvits; Andreas Jangmo; Joonas Naamanka; Arvid Harder; Espen Hagen; Kaarina Kowalec; Nelli Frilander; Richard Zetterberg; Joeri J. Meijsen; Jesper R. Gådin; Jacob Bergstedt; Ying Xiong; Sara Hägg; Mikael Landén; Christian Rück; John Wallert; Alkistis Skalkidou; Elise Koch; Bayram C. Akdeniz; Oleksandr Frei; Iiris Hovatta; Ted Reichborn-Kjennerud; Thomas M. Werge; Patrick F. Sullivan; Ole A. Andreassen; Martin Tesli; Kelli Lehto; Alfonso Buil; Yi Lu
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errSave
The phenotypic and genetic relationship between adolescent mental health and time spent on social media, gaming, and TV
errPsychiatry Research
IF3.9
err2025-10-02
err0
errOAAI
errEvgeniia Frei; Oleksandr Frei; Piotr Jaholkowski; Nadine Parker; Pravesh Parekh; Alexey A. Shadrin; Espen Hagen; Nora R. Bakken; Viktoria Birkenæs; Helga Ask; Ole A. Andreassen; Olav B. Smeland
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errSave
Distinct patterns of genetic overlap among multimorbidities revealed with trivariate MiXeR
errGenome Medicine
IF11.2
err2025-09-30
err0
errOAAI
errAlexey A. Shadrin; Guy Hindley; Espen Hagen; Nadine Parker; Markos Tesfaye; Piotr Jaholkowski; Zillur Rahman; Gleda Kutrolli; Vera Fominykh; Srdjan Djurovic; Olav B. Smeland; Kevin S. O’Connell; Dennis van der Meer; Oleksandr Frei; Ole A. Andreassen; Anders M. Dale
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Charting the shared genetic architecture of Alzheimer's disease, cognition, and educational attainment, and associations with brain development
errNEUROBIOLOGY OF DISEASE
IF5.6
err2024-12-01
err0
errOAAI
errJaholkowski, Piotr; Bahrami, Shahram; Fominykh, Vera; Hindley, Guy F. L.; Tesfaye, Markos; Parekh, Pravesh; Parker, Nadine; Filiz, Tahir T.; Nordengen, Kaja; Hagen, Espen; Koch, Elise; Bakken, Nora R.; Frei, Evgeniia; Birkenaes, Viktoria; Rahman, Zillur; Frei, Oleksandr; Haavik, Jan; Djurovic, Srdjan; Dale, Anders M.; Smeland, Olav B.; O'Connell, Kevin S.; Shadrin, Alexey A.; Andreassen, Ole A.
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errSave
Childhood trajectories of emotional and behavioral difficulties are related to polygenic liability for mood and anxiety disorders
errJOURNAL OF CHILD PSYCHOLOGY AND PSYCHIATRY
IF7
err2024-10-27
err2
errOAAI
errBakken, Nora R.; Parker, Nadine; Hannigan, Laurie J.; Hagen, Espen; Parekh, Pravesh; Shadrin, Alexey; Jaholkowski, Piotr; Frei, Evgeniia; Birkenaes, Viktoria; Hindley, Guy; Hegemann, Laura; Corfield, Elizabeth C.; Tesli, Martin; Havdahl, Alexandra; Andreassen, Ole A.
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errSave
Improved functional mapping of complex trait heritability with GSA-MiXeR implicates biologically specific gene sets
errNATURE GENETICS
IF31.8
err2024-06-03
err2
PREAI
errFrei, Oleksandr; Hindley, Guy; Shadrin, Alexey A.; van der Meer, Dennis; Akdeniz, Bayram C.; Hagen, Espen; Cheng, Weiqiu; O'Connell, Kevin S.; Bahrami, Shahram; Parker, Nadine; Smeland, Olav B.; Holland, Dominic; de Leeuw, Christiaan; Posthuma, Danielle; Andreassen, Ole A.; Dale, Anders M.
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errSave
Dissecting the Shared Genetic Architecture of Common Epilepsies With Cortical Brain Morphology
errNEUROLOGY-GENETICS
IF3.7
err2024-06-01
err0
errOAAI
errKaradag, Naz; Hagen, Espen; Shadrin, Alexey A.; van der Meer, Dennis; O'Connell, Kevin S.; Rahman, Zillur; Kutrolli, Gleda; Parker, Nadine; Bahrami, Shahram; Fominykh, Vera; Heuser, Kjell; Tauboll, Erik; Steen, Nils Eiel; Djurovic, Srdjan; Dale, Anders M.; Frei, Oleksandr; Andreassen, Ole A.; Smeland, Olav B.
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errSave
Uncovering circuit mechanisms of current sinks and sources with biophysical simulations of primary visual cortex
errELIFE
IF0
err2023-07-24
err8
errOAAI
errRimehaug, Atle E.; Stasik, Alexander J.; Hagen, Espen; Billeh, Yazan N.; Siegle, Josh H.; Dai, Kael; Olsen, Shawn R.; Koch, Christof; Einevoll, Gaute T.; Arkhipov, Anton
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errSave
Genome-wide analyses reveal novel opioid use disorder loci and genetic overlap with schizophrenia, bipolar disorder, and major depression
errADDICTION BIOLOGY
IF2.6
err2023-04-28
err4
errOAAI
errHolen, Borge; Shadrin, Alexey A.; Icick, Romain; Filiz, Tahir T.; Hindley, Guy; Rodevand, Linn; O'Connell, Kevin S.; Hagen, Espen; Frei, Oleksandr; Bahrami, Shahram; Cheng, Weiqiu; Parker, Nadine; Tesfaye, Markos; Jaholkowski, Piotr; Karadag, Naz; Dale, Anders M.; Djurovic, Srdjan; Smeland, Olav B.; Andreassen, Ole A.
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errSave
Conditions for wave trains in spiking neural networks
errPHYSICAL REVIEW RESEARCH
IF4.2
err2020-05-14
err19
errOAAI
errSenk, Johanna; Korvasova, Karolina; Schuecker, Jannis; Hagen, Espen; Tetzlaff, Tom; Diesmann, Markus; Helias, Moritz
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errSave
Biophysical Psychiatry-How Computational Neuroscience Can Help to Understand the Complex Mechanisms of Mental Disorders
errFRONTIERS IN PSYCHIATRY
IF3.2
err2019-08-06
err16
errOAAI
errMaki-Marttunen, Tuomo; Kaufmann, Tobias; Elvsashagen, Torbjorn; Devor, Anna; Djurovic, Srdjan; Westlye, Lars T.; Linne, Marja-Leena; Rietschel, Marcella; Schubert, Dirk; Borgwardt, Stefan; Efrim-Budisteanu, Magdalena; Bettella, Francesco; Halnes, Geir; Hagen, Espen; Naess, Solveig; Ness, Torbjorn, V; Moberget, Torgeir; Metzner, Christoph; Edwards, Andrew G.; Fyhn, Marianne; Dale, Anders M.; Einevoll, Gaute T.; Andreassen, Ole A.
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Research Directions

No research directions
Co-authors
Cooperation Journals
A
Anders M. Dale
H-index: 185 · Papers: 1.2K
C
Christof Koch
H-index: 160 · Papers: 1.1K
O
Ole A. Andreassen
H-index: 154 · Papers: 2.2K
D
Daniëlle Posthuma
H-index: 131 · Papers: 691
M
Marcella Rietschel
H-index: 131 · Papers: 1.6K
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