Publications 2025

Høgestøl EA, Rinker DA, Maximov I, Sowa P, Celius EG, Hope TR, Bjørnerud A, Sofia FM, de Las Heras EM, Solana E, Llufriu S, Gamez JFC, Farre JA, Pareto D, Collorone S, Pagani E, Gonzalez-Escamilla G, Groppa S, Sastre-Garriga J, Rovira À, Toosy A, Filippi M, Rocca MA, Westlye LT, Harbo HF et al. (2025)
A cross-sectional multicentre study of multishell diffusion MRI in multiple sclerosis
Mult Scler Relat Disord, 98, 106435
DOI 10.1016/j.msard.2025.106435, PubMed 40233645

Skattebøl L, Nygaard GO, Leonardsen EH, Kaufmann T, Moridi T, Stawiarz L, Ouellette R, Ineichen BV, Ferreira D, Muehlboeck JS, Beyer MK, Sowa P, Manouchehrinia A, Westman E, Olsson T, Celius EG, Hillert J, Kockum I, Harbo HF, Piehl F, Granberg T, Westlye LT, Høgestøl EA (2025)
Brain age in multiple sclerosis: a study with deep learning and traditional machine learning
Brain Commun, 7 (3), fcaf152
DOI 10.1093/braincomms/fcaf152, PubMed 40337466

Publications 2024

Cagol A, Cortese R, Barakovic M, Schaedelin S, Ruberte E, Absinta M, Barkhof F, Calabrese M, Castellaro M, Ciccarelli O, Cocozza S, De Stefano N, Enzinger C, Filippi M, Jurynczyk M, Maggi P, Mahmoudi N, Messina S, Montalban X, Palace J, Pontillo G, Pröbstel AK, Rocca MA, Ropele S, Rovira À et al. (2024)
Diagnostic Performance of Cortical Lesions and the Central Vein Sign in Multiple Sclerosis
JAMA Neurol, 81 (2), 143-153
DOI 10.1001/jamaneurol.2023.4737, PubMed 38079177

Cortese R, Battaglini M, Prados F, Gentile G, Luchetti L, Bianchi A, Haider L, Jacob A, Palace J, Messina S, Paul F, Marignier R, Durand-Dubief F, de Medeiros Rimkus C, Apostolos Pereira SL, Sato DK, Filippi M, Rocca MA, Cacciaguerra L, Rovira À, Sastre-Garriga J, Arrambide G, Liu Y, Duan Y, Gasperini C et al. (2024)
Grey Matter Atrophy and its Relationship with White Matter Lesions in Patients with Myelin Oligodendrocyte Glycoprotein Antibody-associated Disease, Aquaporin-4 Antibody-Positive Neuromyelitis Optica Spectrum Disorder, and Multiple Sclerosis
Ann Neurol, 96 (2), 276-288
DOI 10.1002/ana.26951, PubMed 38780377

Fleischer V, Gonzalez-Escamilla G, Pareto D, Rovira A, Sastre-Garriga J, Sowa P, Høgestøl EA, Harbo HF, Bellenberg B, Lukas C, Ruggieri S, Gasperini C, Uher T, Vaneckova M, Bittner S, Othman AE, Collorone S, Toosy AT, Meuth SG, Zipp F, Barkhof F, Ciccarelli O, Groppa S (2024)
Prognostic value of single-subject grey matter networks in early multiple sclerosis
Brain, 147 (1), 135-146
DOI 10.1093/brain/awad288, PubMed 37642541

Publications 2023

Almdahl IS, Martinussen LJ, Ousdal OT, Kraus M, Sowa P, Agartz I, Korsnes MS (2023)
Task-based functional connectivity reveals aberrance with the salience network during emotional interference in late-life depression
Aging Ment Health, 27 (10), 2043-2051
DOI 10.1080/13607863.2023.2179972, PubMed 36914245

Cortese R, Battaglini M, Prados F, Bianchi A, Haider L, Jacob A, Palace J, Messina S, Paul F, Wuerfel J, Marignier R, Durand-Dubief F, de Medeiros Rimkus C, Callegaro D, Sato DK, Filippi M, Rocca MA, Cacciaguerra L, Rovira A, Sastre-Garriga J, Arrambide G, Liu Y, Duan Y, Gasperini C, Tortorella C et al. (2023)
Clinical and MRI measures to identify non-acute MOG-antibody disease in adults
Brain, 146 (6), 2489-2501
DOI 10.1093/brain/awac480, PubMed 36515653

Szubert M, Nowak-Glück A, Domańska-Senderowska D, Szymańska B, Sowa P, Rycerz A, Wilczyński JR (2023)
miRNA Expression Profiles in Ovarian Endometriosis and Two Types of Ovarian Cancer-Endometriosis-Associated Ovarian Cancer and High-Grade Ovarian Cancer
Int J Mol Sci, 24 (24)
DOI 10.3390/ijms242417470, PubMed 38139300

Publications 2022

Brune S, Høgestøl EA, de Rodez Benavent SA, Berg-Hansen P, Beyer MK, Leikfoss IS, Bos SD, Sowa P, Brunborg C, Andorra M, Pulido Valdeolivas I, Asseyer S, Brandt A, Chien C, Scheel M, Blennow K, Zetterberg H, Kerlero de Rosbo N, Paul F, Uccelli A, Villoslada P, Berge T, Harbo HF (2022)
Serum neurofilament light chain concentration predicts disease worsening in multiple sclerosis
Mult Scler, 28 (12), 1859-1870
DOI 10.1177/13524585221097296, PubMed 35658739

Nygaard GO, Torgauten H, Skattebøl L, Høgestøl EA, Sowa P, Myhr KM, Torkildsen Ø, Celius EG (2022)
Risk of fingolimod rebound after switching to cladribine or rituximab in multiple sclerosis
Mult Scler Relat Disord, 62, 103812
DOI 10.1016/j.msard.2022.103812, PubMed 35462167

Rise HH, Brune S, Chien C, Berge T, Bos SD, Andorrà M, Valdeolivas IP, Beyer MK, Sowa P, Scheel M, Brandt AU, Asseyer S, Blennow K, Pedersen ML, Zetterberg H, de Schotten MT, Cellerino M, Uccelli A, Paul F, Villoslada P, Harbo HF, Westlye LT, Høgestøl EA (2022)
Brain disconnectome mapping derived from white matter lesions and serum neurofilament light levels in multiple sclerosis: A longitudinal multicenter study
Neuroimage Clin, 35, 103099
DOI 10.1016/j.nicl.2022.103099, PubMed 35772194

Szubert M, Nowak-Glück A, Domańska-Senderowska D, Szymańska B, Sowa P, Rycerz A, Wilczyński JR (2022)
miR 31-3p Has the Highest Expression in Cesarean Scar Endometriosis
Int J Mol Sci, 23 (9)
DOI 10.3390/ijms23094660, PubMed 35563053

Publications 2021

Høgestøl EA, Ghezzo S, Nygaard GO, Espeseth T, Sowa P, Beyer MK, Harbo HF, Westlye LT, Hulst HE, Alnæs D (2021)
Functional connectivity in multiple sclerosis modelled as connectome stability: A 5-year follow-up study
Mult Scler, 28 (4), 532-540
DOI 10.1177/13524585211030212, PubMed 34259578

Karlsen J, Tandstad T, Sowa P, Salvesen Ø, Stenehjem JS, Lundgren S, Reidunsdatter RJ (2021)
Pneumonitis and fibrosis after breast cancer radiotherapy: occurrence and treatment-related predictors
Acta Oncol, 60 (12), 1651-1658
DOI 10.1080/0284186X.2021.1976828, PubMed 34618657

Kolb JM, Sowa P, Samarasena J, Chang KJ (2021)
Navigational tunnel technique for gastric peroral endoscopic pyloromyotomy: getting straight to the point (pylorus)
VideoGIE, 7 (2), 82-84
DOI 10.1016/j.vgie.2021.09.010, PubMed 35146233

Sowa P, Kolb J, Samarasena J, Chang KJ (2021)
EUS-guided blood patch delivery during liver biopsy: nature's gel foam
VideoGIE, 6 (11), 487-488
DOI 10.1016/j.vgie.2021.06.006, PubMed 34765837

Publications 2020

Brune S, Høgestøl EA, Cengija V, Berg-Hansen P, Sowa P, Nygaard GO, Harbo HF, Beyer MK (2020)
LesionQuant for Assessment of MRI in Multiple Sclerosis-A Promising Supplement to the Visual Scan Inspection
Front Neurol, 11, 546744
DOI 10.3389/fneur.2020.546744, PubMed 33362682

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

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

Publications 2019

de Rodez Benavent SA, Nygaard GO, Nilsen KB, Etholm L, Sowa P, Wendel-Haga M, Harbo HF, Drolsum L, Laeng B, Kerty E, Celius EG (2019)
Neurodegenerative Interplay of Cardiovascular Autonomic Dysregulation and the Retina in Early Multiple Sclerosis
Front Neurol, 10, 507
DOI 10.3389/fneur.2019.00507, PubMed 31156539

Høgestøl EA, Kaufmann T, Nygaard GO, Beyer MK, Sowa P, Nordvik JE, Kolskår K, Richard G, Andreassen OA, Harbo HF, Westlye LT (2019)
Cross-Sectional and Longitudinal MRI Brain Scans Reveal Accelerated Brain Aging in Multiple Sclerosis
Front Neurol, 10, 450
DOI 10.3389/fneur.2019.00450, PubMed 31114541

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

Rydning SL, Koht J, Sheng Y, Sowa P, Hjorthaug HS, Wedding IM, Erichsen AK, Hovden IA, Backe PH, Tallaksen CME, Vigeland MD, Selmer KK (2019)
Biallelic POLR3A variants confirmed as a frequent cause of hereditary ataxia and spastic paraparesis
Brain, 142 (4), e12
DOI 10.1093/brain/awz041, PubMed 30847471

Publications 2018

Sowa P, Harbo HF, White NS, Celius EG, Bartsch H, Berg-Hansen P, Moen SM, Bjørnerud A, Westlye LT, Andreassen OA, Dale AM, Beyer MK (2018)
Restriction spectrum imaging of white matter and its relation to neurological disability in multiple sclerosis
Mult Scler, 25 (5), 687-698
DOI 10.1177/1352458518765671, PubMed 29542336

Publications 2017

de Rodez Benavent SA, Nygaard GO, Harbo HF, Tønnesen S, Sowa P, Landrø NI, Wendel-Haga M, Etholm L, Nilsen KB, Drolsum L, Kerty E, Celius EG, Laeng B (2017)
Fatigue and cognition: Pupillary responses to problem-solving in early multiple sclerosis patients
Brain Behav, 7 (7), e00717
DOI 10.1002/brb3.717, PubMed 28729927

Sowa P, Nygaard GO, Bjørnerud A, Celius EG, Harbo HF, Beyer MK (2017)
Magnetic resonance imaging perfusion is associated with disease severity and activity in multiple sclerosis
Neuroradiology, 59 (7), 655-664
DOI 10.1007/s00234-017-1849-4, PubMed 28585082

Publications 2016

Moen SM, Harbo HF, Celius EG, Sowa P, Nygaard GO, Beyer MK (2016)
[Not Available]
Tidsskr Nor Laegeforen, 136 (19), 1608
DOI 10.4045/tidsskr.16.0826, PubMed 27790879

Moen SM, Harbo HF, Celius EG, Sowa P, Nygaard GO, Beyer MK (2016)
[Not Available]
Tidsskr Nor Laegeforen, 136 (20), 1702
DOI 10.4045/tidsskr.16.0865, PubMed 27830899

Moen SM, Harbo HF, Sowa P, Celius EG, Nygaard GO, Beyer MK (2016)
[MRI in multiple sclerosis]
Tidsskr Nor Laegeforen, 136 (16), 1373-6
DOI 10.4045/tidsskr.15.1361, PubMed 27637059

Moen SM, Harbo HF, Sowa P, Celius EG, Nygaard GO, Beyer MK (2016)
MRI- investigations in multiple sclerosis
Tidsskr. Nor. Laegeforen., 136 (16), 1373-1376

Publications 2015

Nygaard GO, Celius EG, de Rodez Benavent SA, Sowa P, Gustavsen MW, Fjell AM, Landrø NI, Walhovd KB, Harbo HF (2015)
A Longitudinal Study of Disability, Cognition and Gray Matter Atrophy in Early Multiple Sclerosis Patients According to Evidence of Disease Activity
PLoS One, 10 (8), e0135974
DOI 10.1371/journal.pone.0135974, PubMed 26280173

Nygaard GO, de Rodez Benavent SA, Harbo HF, Laeng B, Sowa P, Damangir S, Bernhard Nilsen K, Etholm L, Tønnesen S, Kerty E, Drolsum L, Inge Landrø N, Celius EG (2015)
Eye and hand motor interactions with the Symbol Digit Modalities Test in early multiple sclerosis
Mult Scler Relat Disord, 4 (6), 585-9
DOI 10.1016/j.msard.2015.08.003, PubMed 26590666

Sowa P, Bjørnerud A, Nygaard GO, Damangir S, Spulber G, Celius EG, Due-Tønnessen P, Harbo HF, Beyer MK (2015)
Reduced perfusion in white matter lesions in multiple sclerosis
Eur J Radiol, 84 (12), 2605-12
DOI 10.1016/j.ejrad.2015.09.007, PubMed 26391230