Academic article

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• Gonzalo Sanchez Nido; Martina Galatea Castelli; Sepideh Mostafavi et al. (2024). Single-nucleus transcriptomics reveals disease- and pathology-specific signatures in α-synucleinopathies. (external link)
• Knut Rasmus Kyvik; Grethe Marie Aarbakke; Ole-Bjørn Tysnes et al. (1994). Activation of blood platelets in workers exposed to organic solvents. (external link)
• Gonzalo Sanchez Nido; Christian Dölle; Irene Hana Flønes et al. (2018). Ultradeep mapping of neuronal mitochondrial deletions in Parkinson's disease. (external link)
• Jone Furulund Owe; Halvor Næss; Ivar Otto Gjerde et al. (2016). Utredning ved mistenkt kronisk utmattelsessyndrom/ myalgisk encefalopati. (external link)
• Camilla Christina Pedersen; Guido Werner Alves; Ole-Bjørn Tysnes et al. (2025). Cerebrospinal Fluid Phosphorylated Alpha-Synuclein in Newly Diagnosed Parkinson's Disease. (external link)
• Cathrine Goberg Olsen; Øyvind Løvold Busk; Tori Navestad Aanjesen et al. (2022). Genetic Epidemiology of Amyotrophic lateral Sclerosis in Norway: A 2-Year Population-Based Study. (external link)
• Åse Mygland; Ole-Bjørn Tysnes; Johan Arild Aarli et al. (1993). IgG subclass distribution of ryanodine receptor autoantibodies in patients with myasthenia gravis and thymoma. (external link)
• Janete Chung; Anastasia Ushakova; Maria Doitsidou et al. (2021). The impact of common genetic variants in cognitive decline in the first seven years of Parkinson's disease: A longitudinal observational study. (external link)
• P. K. Eide; Ole-Bjørn Tysnes (1993). Betydningen av radiologisk påvist hjernekontusjon for resultatet av hodeskade. (external link)
• Åse Mygland; Ole-Bjørn Tysnes; Johan Arild Aarli et al. (1993). IgG subclass distribution of ryanodine receptor autoantibodies in patients with myasthenia gravis and thymoma. (external link)
• Michaela D Gjerstad; Ole-Bjørn Tysnes; Jan Petter Larsen (2011). Increased risk of leg motor restlessness but not RLS in early Parkinson disease. (external link)
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• Ole-Bjørn Tysnes; Anette Storstein (2017). Epidemiology of Parkinson's disease. (external link)
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• Karen Herlofson; Solgunn Odinsen Ongre; Lena Kristin Enger et al. (2012). Fatigue in early Parkinson's disease. Minor inconvenience or major distress?. (external link)
• Maria Camila Gonzalez Velez; Linn Silje Wathne Oftedal; Johannes Lange et al. (2025). Relationship of cognitive decline with glucocerebrosidase activity and amyloid‐beta 42 in <scp>DLB</scp> and <scp>PD</scp>. (external link)
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• Solgunn Ongre; Ingvild Dalen; Ole-Bjørn Tysnes et al. (2020). Progression of fatigue in Parkinson’s disease – a 9-year follow-up. (external link)
• Jodi Maple Grødem; Kimberly C. Paul; Ingvild Dalen et al. (2021). Lack of Association between GBA Mutations and Motor Complications in European and American Parkinson's Disease Cohorts. (external link)
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• Fredrik Romi; Alf Inge Smievoll; Sverre Mørk et al. (2000). Diffusjonsvektet magnetisk resonanstomografi - nytt i diagnostikken av Creutzfeldt-Jakob sykdom. (external link)
• Ole-Bjørn Tysnes; Helge Jacobsen; H. Hofstad (1992). Perifer facialisparese som symptom på infeksjon med Borrelia burgdorferi. (external link)
• Christian Dölle; Irene Hana Flønes; Gonzalo Sanchez Nido et al. (2016). Defective mitochondrial DNA homeostasis in the substantia nigra in Parkinson disease. (external link)
• Johannes Jernqvist Gaare; Gonzalo Sanchez Nido; Pawel Szymon Sztromwasser et al. (2018). Rare genetic variation in mitochondrial pathways influences the risk for parkinson's disease. (external link)
• Knut Rasmus Kyvik; G. Brattebø; Ole-Bjørn Tysnes et al. (1992). Activation of blood platelets in workers exposed to organic solvents. (external link)
• Anja Myhre; Ole-Bjørn Tysnes (2002). Etiologi og genetikk ved Alzheimers sykdom. (external link)
• Julie Hordnes; Gunnar Moen; Ole-Bjørn Tysnes (2001). Hemiballisme ved hjerneinfarkt. (external link)
• Bernd Mueller; Jan Petter Larsen; Tore Wentzel-Larsen et al. (2011). Autonomic and sensory symptoms and signs in incident, untreated Parkinson’s Disease : frequent but mild. (external link)
• Ole-Bjørn Tysnes; Stein Emil Vollset; Johan Arild Aarli (1991). Epidemiology of amyotrophic lateral sclerosis in Hordaland county, Western Norway. (external link)
• Angus D. Macleod; Ingvild Dalen; Ole-Bjørn Tysnes et al. (2017). Development and validation of prognostic survival models in newly diagnosed Parkinson's disease. (external link)
• Maria Camila Gonzalez Velez; Ingvild Dalen; Jodi Maple-Grødem et al. (2022). Parkinson’s disease clinical milestones and mortality. (external link)
• Ragnar Sande; Ole-Bjørn Tysnes (1997). Skrapesyke, kugalskap og Creutzfeldt-Jakobs sjukdom. (external link)
• Teresa Lee; Yun R. Li; Caroline Ingre et al. (2011). Ataxin-2 intermediate-length polyglutamine expansions in European ALS patients. (external link)
• Jodi Maple-Grødem; Janete Chung; Kristin Aaser Lunde et al. (2018). Alzheimer disease associated variants in SORL1 accelerate dementia development in Parkinson disease. (external link)
• Knut Rasmus Kyvik; Grethe Marie Aarbakke; H. Klausen et al. (1994). Hydrophobic organic solvents activate human platelets in vitro. (external link)
• Anne-Lise Bjørke Monsen; Marte-Helene Bjørk; Anette Storstein et al. (2022). Severe Hyperhomocysteinemia in a Patient with Parkinson Disease. (external link)
• Geir Olve Skeie; Bernd Mueller; Kristoffer Haugarvoll et al. (2010). Differential Effect of Environmental Risk Factors on Postural Instability Gait Difficulties and Tremor Dominant Parkinson's Disease. (external link)
• Kenn Freddy Pedersen; Guido Alves; Kolbjørn S Brønnick et al. (2010). Apathy in drug-naïve patients with incident Parkinson's disease: the Norwegian ParkWest study. (external link)
• Hans Kristian Haugland; Svein Jacob Tjoflaat Nygaard; Ole-Bjørn Tysnes (1999). Combined effect of alkyl-lysophospholipid and vincristine on proliferation, migration and invasion in human glioma cell lines in vitro. (external link)
• Jan Petter Larsen; Ingvild Dalen; Kenn Freddy Pedersen et al. (2017). The natural history of depressive symptoms in patients with incident Parkinson?s disease: a prospective cohort study. (external link)
• Kristin Aaser Lunde; Janete Chung; Ingvild Dalen et al. (2018). Association of glucocerebrosidase polymorphisms and mutations with dementia in incident Parkinson's disease. (external link)
• Live Egeland Eidem; Even Birkeland; Marie Austdal et al. (2024). Fatigue in Parkinson's Disease: A Proteomic Study of Cerebrospinal Fluid. (external link)
• Brage Brakedal; Charalampos Tzoulis; Ole-Bjørn Tysnes et al. (2021). NSAID use is not associated with Parkinson's disease incidence: A Norwegian Prescription Database study. (external link)
• Hirotaka Iwaki; Cornelis Blauwendraat; Hampton L. Leonard et al. (2019). Genetic risk of Parkinson disease and progression: An analysis of 13 longitudinal cohorts. (external link)
• Jodi Maple-Grødem; Anastasia Ushakova; Kenn Freddy Pedersen et al. (2023). Identification of diagnostic and prognostic biomarkers of PD using a multiplex proteomics approach. (external link)
• Ole-Bjørn Tysnes (2001). Epidemiology of ALS. Increasing incidence?. (external link)
• Ole-Bjørn Tysnes; Knut Rasmus Kyvik; Grethe Marie Aarbakke et al. (1994). Organic solvents activate human platelets through the inositol lipid-linked signal transduction system. (external link)
• Camilla Christina Pedersen; Anastasia Ushakova; Ragnhild Eide Skogseth et al. (2023). Inflammatory Biomarkers in Newly Diagnosed Patients With Parkinson Disease and Related Neurodegenerative Disorders. (external link)
• Yu Liao; Hao Wu; Junhao Wang et al. (2025). Genetic Analysis of the X Chromosome Associates Loci with Progression of Parkinson's Disease. (external link)
• Marthe Gurine Førland; Annika Öhrfelt; Linn Silje Wathne Oftedal et al. (2016). Validation of a new assay for α-synuclein detection in cerebrospinal fluid. (external link)
• Knut Rasmus Kyvik; G. Brattebø; Ole-Bjørn Tysnes et al. (1992). Activation of blood platelets in workers exposed to organic solvents. (external link)
• Lilah Toker; Gia T. Tran; Janani Sundaresan et al. (2021). Genome-wide histone acetylation analysis reveals altered transcriptional regulation in the Parkinson’s disease brain. (external link)
• Camilla Christina Pedersen; Anastasia Ushakova; Guido Werner Alves et al. (2024). Serum neurofilament light at diagnosis: a prognostic indicator for accelerated disease progression in Parkinson’s Disease. (external link)
• Hege Vefring; Kristoffer Haugarvoll; Ole-Bjørn Tysnes et al. (2010). The role of APOE alleles in incident Parkinson's disease. The Norwegian ParkWest Study. (external link)
• Nils M. Tangedal; Ole-Bjørn Tysnes (2026). Impulse control disorders and dopamine receptor agonism in Parkinson's disease patients: Clinical implications. (external link)
• Aleksandra Anna Szwedo; Ingvild Dalen; Rachael A Lawson et al. (2025). Dementia risk prediction in early Parkinson's disease: Validation and genetic integration of the Montreal Parkinson risk of dementia scale (MoPaRDS). (external link)
• Ruwani S. Wijeyekoon; Marta Camacho; David Bäckström et al. (2025). Beta-adrenoceptor drugs and progression to Parkinson’s disease milestones in a large pooled incident cohort. (external link)
• Tina Taule; Ole-Bjørn Tysnes; Jørg Assmus et al. (2025). Early cognitive decline in amyotrophic lateral sclerosis and its relation to driving: an observational study. (external link)
• Guido Alves; Johannes Lange; Kaj Blennow et al. (2014). CSF Aβ42 predicts early-onset dementia in Parkinson disease. (external link)
• Fredrik Romi; Christian A. Vedeler; Ole-Bjørn Tysnes et al. (2000). Polynevropati er et tidlig funn ved primært systemisk amyloidose. (external link)
• Åse Mygland; Ole-Bjørn Tysnes; Roald Matre et al. (1992). Ryanodine Receptor Autoantibodies in Myasthenia Gravis Patients with a Thymoma. (external link)
• Tore Solbakken; Gunnar Moen; Ole-Bjørn Tysnes (2002). Kraniocervical arteriedisseksjon. (external link)
• Irene Hana Flønes; Harald Nyland; Dagny Ann Sandnes et al. (2022). Early Forms of α-Synuclein Pathology Are Associated with Neuronal Complex I Deficiency in the Substantia Nigra of Individuals with Parkinson’s Disease. (external link)
• Ylva Hivand Hiorth; Jörn Schulz; Kenn Freddy Pedersen et al. (2024). Orthostatic Hypotension and Risk of Mild Cognitive Impairment and Dementia in Parkinson's Disease. (external link)
• Ole-Bjørn Tysnes (1991). Amyotrofisk lateral sklerose; forekomst og prognose. (external link)
• Aleksander Hagen Erga; Guido Alves; Jan Petter Larsen et al. (2017). Impulsive and Compulsive Behaviors in Parkinson’s Disease: The Norwegian ParkWest Study. (external link)
• Cathrine Goberg Olsen; Øyvind Busk; Øystein Lunde Holla et al. (2023). Genetic overlap between ALS and other neurodegenerative or neuromuscular disorders. (external link)
• Tina Taule; Annbjørg Spilde Morland; Jörg Assmus et al. (2021). Translation, cultural adaptation, and validation of a screening test for cognitive and behavioural changes in amyotrophic lateral sclerosis. (external link)
• Mona Kristiansen Beyer; Guido Alves; Kristy S. Hwang et al. (2013). Cerebrospinal fluid A levels correlate with structural brain changes in Parkinson's disease. (external link)
• Tiina Maarit Andersen; Astrid Sandnes; Magnus Hilland et al. (2013). Laryngeal response patterns to mechanical insufflation-exsufflation in healthy subjects. (external link)
• A. Vatne; Christian A. Vedeler; Ole-Bjørn Tysnes et al. (1994). Varicella zoster-infeksjoner of neurologiske komplikasjoner. (external link)
• Ole-Bjørn Tysnes; Stein Emil Vollset; Jan Petter Larsen et al. (1994). Prognostic factors and survival in amyotrophic lateral sclerosis. (external link)
• Miguel Germán Borda; Mario Ulises Perez-Zepeda; Alberto Jaramillo-Jiménez et al. (2022). Frailty in Parkinson's disease and its association with early dementia: A longitudinal study. (external link)
• Hirotaka Iwaki; Cornelis Blauwendraat; Hampton Leonard et al. (2020). Differences in the presentation and progression of Parkinson's disease by sex. (external link)
• F Romi; Jostein Kråkenes; Johan Arild Aarli et al. (2004). Neuroborreliosis with stroke-like manifestations. (external link)
• Anders Bjørnestad; Elin Bjelland Forsaa; Kenn Freddy Pedersen et al. (2016). Risk and course of motor complications in a population-based incident Parkinson's disease cohort. (external link)
• Fredrik Romi; Ole-Bjørn Tysnes; Jostein Kråkenes et al. (2002). Cystic Dilatation of Virchow-Robin Spaces in the Midbrain. (external link)
• Neil Ramsay; Angus D. Macleod; Guido Werner Alves et al. (2020). Validation of a UPDRS-/MDS-UPDRS-based definition of functional dependency for Parkinson's disease. (external link)
• Gard Aasmund Skulstad Johanson; Ole-Bjørn Tysnes; Tale Litlere Bjerknes (2022). Use of Off-Label Drugs and Nutrition Supplements among Patients with Amyotrophic Lateral Sclerosis in Norway. (external link)
• Tiina Maarit Andersen; Astrid Sandnes; Anne Kristine Brekka et al. (2016). Laryngeal response patterns influence the efficacy of mechanical assisted cough in amyotrophic lateral sclerosis. (external link)
• Ole-Bjørn Tysnes (2008). Treatment of sialorrhea in amyotrophic lateral sclerosis. (external link)
• Madeleine Kristiansen; Jodi Maple-Grødem; Guido Werner Alves et al. (2018). A paradoxical relationship between family history, onset age, and genetic risk in Parkinson's disease. (external link)
• A. Vatne; Christian A. Vedeler; Ole-Bjørn Tysnes et al. (1994). Varicella zoster-infeksjoner og neurologiske komplikasjoner. (external link)
• Anders Bjørnestad; Ole-Bjørn Tysnes; Jan Petter Larsen et al. (2016). Reliability of three disability scales for detection of independence loss in Parkinson's Disease. (external link)
• Tale Litlere Bjerknes; Anna Rubiolo; Omnia Shadad et al. (2025). Chromogen-based double immunohistochemical detection of mitochondrial respiratory chain deficiencies in human brain tissue. (external link)
• Ole-Bjørn Tysnes; Ole Didrik Lærum (1993). Differential effects of 12-O-tetradecanoyl-13-phorbol acetate (TPA) on growth, migration and invasion of a human glioma cell line. (external link)
• Angelica Nordin; Akimoto Chizuru; Anna Wuolikainen et al. (2016). Sequence variations in C9orf72 downstream of the hexanucleotide repeat region and its effect on repeat-primed PCR interpretation: a large multinational screening study. (external link)
• Ole Tveiten; Geir Olve Skeie; Kristoffer Haugarvoll et al. (2013). Treatment in early Parkinson's disease: the Norwegian ParkWest study. (external link)
• Kenn Freddy Pedersen; Jan Petter Larsen; Ole-Bjørn Tysnes et al. (2017). Natural course of mild cognitive impairment in Parkinson disease. (external link)
• Sigurbjørg Stefansdottir; Michaela D Gjerstad; Ole-Bjørn Tysnes et al. (2012). Subjective sleep problems in patients with early Parkinson's disease. (external link)
• Charalompos Tzoulis; Tetyana Zayats; Per Knappskog et al. (2015). HTRA2 p.G399S in Parkinson disease, essential tremor, and tremulous cervical dystonia. (external link)
• Camilla Novy; Ole-Bjørn Tysnes; Øyvind Busk et al. (2024). Association of UNC13A with increased amyotrophic lateral sclerosis risk, bulbar onset, and lower motor neuron involvement in a Norwegian ALS cohort. (external link)
• Romain Guillaume Bernard Guitton; Christian Dölle; Guido Werner Alves et al. (2022). Ultra-deep whole genome bisulfite sequencing reveals a single methylation hotspot in human brain mitochondrial DNA. (external link)
• Ganqiang Liu; Jiajie Peng; Zhixiang Liao et al. (2021). Genome-wide survival study identifies a novel synaptic locus and polygenic score for cognitive progression in Parkinson's disease. (external link)
• Knut Rasmus Kyvik; G. Brattebø; Ole-Bjørn Tysnes et al. (1992). Activation of blood platelets in workers exposed to organic solvents. (external link)
• Liana G. Apostolova; Guido Alves; Kristy S. Hwang et al. (2012). Hippocampal and ventricular changes in Parkinson's disease mild cognitive impairment. (external link)
• Ole-Bjørn Tysnes (2014). Medisinering av Parkinsonpasienter som trenger kirurgisk behandling I generell anestesi.. (external link)
• Hogne Sønnesyn; Dennis W.T. Nilsen; Arvid Rongve et al. (2009). High Prevalence of Orthostatic Hypotension in Mild Dementia. (external link)
• Knut Rasmus Kyvik; G. Brattebø; Ole-Bjørn Tysnes et al. (1992). Activation of blood platelets in workers exposed to organic solvents. (external link)
• Jan Petter Larsen; Espen Dietrichs; Antonie Giæver Beiske et al. (2014). Terapianbefaling Parkinsons sykdom. (external link)
• Yngve Müller Seljeseth; Stein Emil Vollset; Ole-Bjørn Tysnes (2000). Increasing mortality from amyotrophic lateral sclerosis in Norway?. (external link)
• Ole-Bjørn Tysnes (1992). Inositol phospholipid metabolism in resting and stimulated human platelets. (external link)
• Ingrid Leiknes; Ole-Bjørn Tysnes; Dag Aarsland et al. (2010). Caregiver distress associated with neuropsychiatric problems in patients with early Parkinson's disease: the Norwegian ParkWest study. (external link)
• Brage Brakedal; Christian Dölle; Frank Riemer et al. (2022). The NADPARK study: A randomized phase I trial of nicotinamide riboside supplementation in Parkinson's disease. (external link)
• Linn Silje Wathne Oftedal; Jodi Maple-Grødem; Ole-Bjørn Tysnes et al. (2023). Seed Amplification Assay as a Diagnostic Tool in Newly-Diagnosed Parkinson's Disease. (external link)
• Ole-Bjørn Tysnes; Stein Emil Vollset; Johan Arild Aarli (1991). Epidemiology of amytrophic lateral sclerosis in Hordaland County, western Norway. (external link)
• Marthe Gurine Førland; Ole-Bjørn Tysnes; Dag Aarsland et al. (2019). The value of cerebrospinal fluid alpha-synuclein and the tau/alpha-synuclein ratio for diagnosis of neurodegenerative disorders with Lewy pathology. (external link)
• Johannes Jernqvist Gaare; Gonzalo Sanchez Nido; Christian Dölle et al. (2020). Meta-analysis of whole-exome sequencing data from two independent cohorts finds no evidence for rare variant enrichment in Parkinson disease associated loci. (external link)
• Solgunn Ongre; Jan Petter Larsen; Ole-Bjørn Tysnes et al. (2016). Fatigue in early Parkinson's disease: the Norwegian ParkWest study. (external link)
• Ole-Bjørn Tysnes; Knut Rasmus Kyvik; Grethe Marie Aarbakke et al. (1994). Organic solvents activate human platelets through the inositol lipid-linked signal tranduction system. (external link)
• Mona Kristiansen Beyer; Kolbjørn S Brønnick; Kristy S. Hwang et al. (2013). Verbal memory is associated with structural hippocampal changes in newly diagnosed Parkinson's disease. (external link)
• Ole-Bjørn Tysnes (2004). Epidemiology and management of ALS. (external link)
• T. Fiskerstrand; B. Christensen; Ole-Bjørn Tysnes et al. (1994). Development of methionine dependence in a human glioma cell line. Relation to homocystein remethylation and cobalamin status. (external link)
• Ole-Bjørn Tysnes; Stein Emil Vollset; Jan Petter Larsen et al. (1994). Prognostic factors and survival in amyotrophic lateral sclerosis. (external link)
• T. Fiskerstrand; B. Christensen; Ole-Bjørn Tysnes et al. (1994). Development of methionine dependence in a human glioma cell line. Relation to homocysteine remethylation and cobalamin status. (external link)
• Dag Aarsland; Kolbjørn Brønnick; Guido Alves et al. (2009). The spectrum of neuropsychiatric symptoms in patients with early untreated Parkinson's disease. (external link)
• Christina M. Lill; Aina Sylvia Haugen Rengmark; Lasse Pihlstrøm et al. (2015). The role of TREM2 R47H as a risk factor for Alzheimer’s disease, frontotemporal lobar degeneration, amyotrophic lateral sclerosis, and Parkinson’s disease. (external link)
• Fiona Dick; Ole-Bjørn Tysnes; Guido Werner Alves et al. (2023). Altered transcriptome-proteome coupling indicates aberrant proteostasis in Parkinson's disease. (external link)
• Turi Olene Dalaker; Robert Zivadinov; Jan Petter Larsen et al. (2010). Gray matter correlations of cognition in incident Parkinson's disease. (external link)
• Hirotaka Iwaki; Cornelis Blauwendraat; Hampton L. Leonard et al. (2019). Genomewide association study of Parkinson's disease clinical biomarkers in 12 longitudinal patients' cohorts. (external link)
• Knut Rasmus Kyvik; G. Brattebø; Ole-Bjørn Tysnes et al. (1992). Activation of blood platelets in workers exposed to organic solvents. (external link)
• Ole-Bjørn Tysnes; Ole Didrik Lærum (1993). Differential effects of 12-O-tetradecanoyl-13-phorbol acetate (TPA) on growth, migration and invasion of a human glioma cell line. (external link)
• Anders Bjørnestad; Kenn Freddy Pedersen; Ole-Bjørn Tysnes et al. (2017). Clinical milestones in Parkinson's disease: A 7-year population-based incident cohort study. (external link)
• Ida Kristiansen; Ylva Hivand Hiorth; Anastasia Ushakova et al. (2024). Risk factors and evolution of weight loss in Parkinson's disease: A 9-year population-based study. (external link)
• Soheil Damangir; Amirhossein Manzouri; Ketil Oppedal et al. (2012). Multispectral MRI segmentation of age related white matter changes using a cascade of support vector machines. (external link)
• Anders Bjørnestad; Ole-Bjørn Tysnes; Jan Petter Larsen et al. (2016). Loss of independence in early Parkinson disease: A 5-year population-based incident cohort study. (external link)
• Tiina Maarit Andersen; Astrid Sandnes; Ove Fondenes et al. (2018). Laryngeal responses to mechanically assisted cough in progressing amyotrophic lateral sclerosis. (external link)
• Ylva Hivand Hiorth; Kenn Freddy Pedersen; Ingvild Dalen et al. (2019). Orthostatic hypotension in Parkinson disease: A 7-year prospective population-based study. (external link)
• Aleksandra Anna Szwedo; Ingvild Dalen; Kenn Freddy Pedersen et al. (2022). GBA and APOE Impact Cognitive Decline in Parkinson's Disease: A 10-Year Population-Based Study. (external link)
• Ola Nakken; Jonas Christoffer Lindstrøm; Ole-Bjørn Tysnes et al. (2016). Mortality trends of amyotrophic lateral sclerosis in Norway 1951–2014: an age–period–cohort study. (external link)
• Fredrik Romi; Jostein Kråkenes; L Thomassen et al. (1999). Dolikoektasi av intrakraniale arterier og hjerneslag. (external link)
• Kristian Varden Gjerde; Bernd Mueller; Geir Olve Skeie et al. (2018). Hyposmia in a simple smell test is associated with accelerated cognitive decline in early Parkinson's disease. (external link)
• Ganqiang Liu; Chunming Ni; Jiamin Zhan et al. (2022). Mitochondrial haplogroups and cognitive progression in Parkinson’s disease. (external link)
• Bernd Muller; Jørg Assmus; Karen Herlofson et al. (2013). Importance of motor vs. non-motor symptoms for health-related quality of life in early Parkinson's disease. (external link)
• Camilla Novy; Øyvind Busk; Ole-Bjørn Tysnes et al. (2024). Repeat expansions in AR, ATXN1, ATXN2 and HTT in Norwegian patients diagnosed with amyotrophic lateral sclerosis. (external link)
• Beriwan Ezat; Lasse Pihlstrøm; Jan Aasly et al. (2017). Bruk av avansert behandling ved Parkinsons sykdom i Norge. (external link)
• Bernd Mueller; J. Assmus; J. P. Larsen et al. (2013). Autonomic symptoms and dopaminergic treatment in de novo Parkinson's disease. (external link)
• Johannes Lange; Kristin Aaser Lunde; Camilla Johanne Sletten et al. (2015). Association of a BACE1 gene polymorphism with Parkinson's disease in a Norwegian population. (external link)
• A. Vatne; Christian A. Vedeler; Ole-Bjørn Tysnes et al. (1994). Varicella zoster-infeksjoner og neurologiske komplikasjoner. (external link)
• Guro Lindviksmoen Astrup; Monica Siksjø; Nina Kathrine Aass et al. (2025). Cognitive function in long-term survivors after treatment for brain metastases compared with normative samples. (external link)
• Per Kristian Eide; Ole-Bjørn Tysnes (1992). Early and late outcome in head injury patients with radiological evidence of brain damage. (external link)
• Marta Camacho; Angus D. Macleod; Jodi Maple Grødem et al. (2021). Early constipation predicts faster dementia onset in Parkinson's disease. (external link)
• Nils Erik Gilhus; Ole-Bjørn Tysnes; Christian A. Vedeler (2006). Bergen International symposium in neuroimmunology 2006. Introduction. (external link)
• Hans Kristian Haugland; Berit Bølge Tysnes; Ole-Bjørn Tysnes (1997). Adhesion and migration of glioma cells are differently dependent on extracellular matrix molecules. (external link)
• Knut Rasmus Kyvik; Ole-Bjørn Tysnes; G. Brattebø et al. (1992). Activation of blood platelets in workers exposed to organic solvents. (external link)
• Junhao Wang; Xinyi Chen; Wenxuan Du et al. (2025). Impact of Y chromosome loss on the risk of Parkinson's disease and progression. (external link)
• P. K. Eide; Ole-Bjørn Tysnes (1992). Early and late outcome in head-injured patients with radiological evidence of brain damage. Comparison with patients substaining brain concussion. (external link)
• Tina Taule; Annbjørg Spilde Morland; Marit Arnevik Renså et al. (2019). Edinburgh Cognitive and Behavioral Amyotrophic Lateral Sclerosis Screen (ECAS) in Norway: Protocol for validation and a prospective cohort study. (external link)
• Nicole Chow; Dag Aarsland; Hedieh Honarpisheh et al. (2012). Comparing Hippocampal Atrophy in Alzheimer's Dementia and Dementia with Lewy Bodies. (external link)
• Ylva Hivand Hiorth; Guido Alves; Jan Petter Larsen et al. (2016). Long-term risk of falls in an incident Parkinson's disease cohort: the Norwegian ParkWest study.. (external link)
• Fiona Dick; Gonzalo Sanchez Nido; Guido Werner Alves et al. (2020). Differential transcript usage in the Parkinson’s disease brain. (external link)
• Aleksander Hagen Erga; Guido Werner Alves; Ole-Bjørn Tysnes et al. (2020). Impulsive and compulsive behaviors in Parkinson's disease: Impact on quality of and satisfaction with life, and caregiver burden. (external link)
• Novin Balafkan; Charalampos Tzoulis; Bernd Muller et al. (2012). Number of CAG repeats in POLG1 and its association with Parkinson disease in the Norwegian population. (external link)
• Fredrik Romi; Alf-Inge Smievoll; Sverre Mørk et al. (2000). Diffusjonsvektet magnetisk resonanstomografi - nytt i diagnostikken av Creutzfeldt-Jakob sykdom. (external link)
• Fredrik Romi; Christian A. Vedeler; Ole-Bjørn Tysnes et al. (2000). Polynevropati er et tidlig funn ved primært systemisk amyloidose. (external link)
• Lasse Pihlstrøm; Aina Sylvia Haugen Rengmark; Kari Anne Bjørnarå et al. (2015). Fine mapping and resequencing of the PARK16 locus in Parkinson's disease. (external link)
• Ragnar Sande; Ole-Bjørn Tysnes (1997). En ny variant av Creutzfeldt-Jakobs sjukdom. Vil vi sjå utvikling av ein epidemi?. (external link)
• Guido Alves; Kenn Freddy Pedersen; Bastiaan R. Bloem et al. (2013). Cerebrospinal fluid amyloid-beta and phenotypic heterogeneity in de novo Parkinson's disease. (external link)
• Aleksander Hagen Erga; Guido Werner Alves; Ole-Bjørn Tysnes et al. (2019). Evolution of impulsive–compulsive behaviors and cognition in Parkinson’s disease. (external link)
• Ole-Bjørn Tysnes; Stein Emil Vollset; Jan Petter Larsen et al. (1994). Prognostic factors and survival in amyotrophic lateral sclerosis. (external link)
• Brage Brakedal; Ole-Bjørn Tysnes; Geir Olve Skeie et al. (2014). The factor structure of the UPDRS motor scores changes during early Parkinson's disease. (external link)
• Aleksandra Anna Szwedo; Camilla Christina Pedersen; Anastasia Ushakova et al. (2021). Association of SNCA Parkinson's Disease Risk Polymorphisms With Disease Progression in Newly Diagnosed Patients. (external link)
• Turi O. Dalaker; Jan Petter Larsen; Michael G. Dwyer et al. (2009). White matter hyperintensities do not impact cognitive function in patients with newly diagnosed Parkinson's disease. (external link)
• Ole-Bjørn Tysnes (2003). Risk of variant Creutzfeldt-Jakob disease and toncillectomy. (external link)
• Elisabeth Farbu; Tiina Rekand; Ole-Bjørn Tysnes et al. (2003). GM1-antibodies in post-polio syndrome and previous paralytic polio. (external link)
• Johan Arild Aarli; Ole-Bjørn Tysnes (1997). Fem års erfaringer med en amyotrofisk lateralsklerose klinikk. (external link)
• Maria Camila Gonzalez Velez; Diego Alejandro Tovar-Rios; Guido Werner Alves et al. (2023). Cognitive and Motor Decline in Dementia with Lewy Bodies and Parkinson's Disease Dementia. (external link)
• Victoria Berge; Lasse Pihlstrøm; Jodi Maple-Grødem et al. (2017). The GBA variant E326K is associated with Parkinson's disease and explains a genome-wide association signal. (external link)
• Øystein Halvorsen; Ole-Bjørn Tysnes (2007). Demens ved Parkinsons sykdom. (external link)
• Knut Rasmus Kyvik; Grethe Marie Aarbakke; H. Klausen et al. (1994). Hydrophobic organic solvents activate human platelets in vitro. (external link)
• Ole-Bjørn Tysnes; Knut Rasmus Kyvik; Grethe Marie Aarbakke et al. (1994). Hydrophobic organic solvents activate human platelets through inositol lipid metabolism. (external link)
• Åse Mygland; Ole-Bjørn Tysnes; Roald Matre et al. (1994). Anti-cardiac ryanodine receptor antibodies in thymoma-associated myasthenia gravis. (external link)
• Irene Hana Flønes; Erika Fernandez-Vizarra; Maria Lykouri et al. (2017). Neuronal complex I deficiency occurs throughout the Parkinson's disease brain, but is not associated with neurodegeneration or mitochondrial DNA damage. (external link)
• Marthe Gurine Førland; Annika Öhrfelt; Ingvild Dalen et al. (2018). Evolution of cerebrospinal fluid total α-synuclein in Parkinson's disease. (external link)
• Ketan S. Patil; Johannes Lange; Adam Constantine et al. (2025). Circulating cell-free DNA as predictors of Parkinson's disease. (external link)
• Linn Silje Wathne Oftedal; Jodi Maple-Grødem; Ingvild Dalen et al. (2022). Association of CSF Glucocerebrosidase Activity with the Risk of Incident Dementia in Patients with Parkinson Disease. (external link)
• Fiona Dick; Gard Aasmund Skulstad Johanson; Ole-Bjørn Tysnes et al. (2024). Brain Proteome Profiling Reveals Common and Divergent Signatures in Parkinson’s Disease, Multiple System Atrophy, and Progressive Supranuclear Palsy. (external link)
• Ketil Oppedal; Dag Aarsland; Michael J. Firbank et al. (2012). White Matter Hyperintensities in Mild Lewy Body Dementia. (external link)
• Turi Olene Dalaker; Robert Zivadinov; Deepa Preeti Ramasamy et al. (2011). Ventricular enlargement and mild cognitive impairment in early Parkinson's Disease. (external link)

Academic book chapter

• Ole-Bjørn Tysnes (2014). Motornevronsykdommer. (external link)
• Ole-Bjørn Tysnes; Svein Ivar Mellgren (2014). Nevrologisk undersøkelse av voksne. (external link)
• Ole-Bjørn Tysnes (2015). Motor Neuron Disease (Amyotrophic Lateral Sclerosis). (external link)
• Ole-Bjørn Tysnes; Johan Arild Aarli (1991). Epidemiology of amyotrophic lateral sclerosis in Hordaland county, Western Norway. (external link)
• Holm A Holmsen; Ole-Bjørn Tysnes; A. J. M. Verhoeven (1992). Polyphosphoinositide metabolism in resting and stimulated platelets. (external link)
• Svein Ivar Mellgren; Ole-Bjørn Tysnes (2010). Nevrologisk undersøkelse av voksne. (external link)
• Ketil Oppedal; Kjersti Engan; Dag Aarsland et al. (2012). Using local binary pattern to classify dementia in MRI. (external link)

Conference poster

• Ylva Hivand Hiorth; Kenn Freddy Pedersen; Ingvild Dalen et al. (2019). ORTHOSTATIC HYPOTENSION IN PARKINSON’S DISEASE: A SEVEN-YEAR PROSPECTIVE POPULATION-BASED STUDY. (external link)
• Ketil Oppedal; Kjersti Engan; Dag Aarsland et al. (2012). Using local binary pattern to classify dementia in MRI. (external link)
• Ylva Hivand Hiorth; Jan Petter Larsen; Ole-Bjørn Tysnes et al. (2014). Pattern of sedentary behaviour and physical activity in patients with Parkinson’s disease comparing non-fallers to fallers. (external link)
• Kristian Varden Gjerde; Bernd Müller; Geir Olve Skeie et al. (2018). Hyposmia and cognitive decline in early Parkinson's disease. (external link)
• Tiina Maarit Andersen; Astrid Sandnes; Anne Kristine Brekka et al. (2015). Hvordan reagerer strupen ved bruk av hostemaskin hos personer med amyotrofisk lateral sklerose?. (external link)
• Tiina Maarit Andersen; Astrid Sandnes; Anne Kristine Brekka et al. (2015). Laryngeal response patterns to mechanical insufflation-exsufflation in amyotrophic lateral sclerosis.. (external link)

Letter to the editor

• Tiina Maarit Andersen; Astrid Sandnes; Ove Fondenes et al. (2018). Laryngoscopy Can Be a Valuable Tool for Unexpected Therapeutic Response in Noninvasive Respiratory Interventions.. (external link)
• Solgunn Ongre; Ingvild Dalen; Ole-Bjørn Tysnes et al. (2021). Letter to the editor in response to the letter from the EPIPARK Study Group regarding the publication ʻProgression of fatigue in Parkinson's disease - a 9-year follow-upʼ (Eur J Neurol 2021. doi:10.1111/ene.14520). (external link)
• Jone Furulund Owe; Halvor Næss; Ole-Bjørn Tysnes (2017). Hvem skal utrede kronisk utmattelse?. (external link)
• Espen Dietrichs; Guido Werner Alves; Espen Benjaminsen et al. (2023). E. Dietrichs og medarbeidere svarer. (external link)
• Ole-Bjørn Tysnes; Halvor Næss; Jone Furulund Owe (2016). Re: Utredning ved mistenkt kronisk utmattelsessyndrom : O.B. Tysnes og medarbeidere svarer. (external link)
• Johannes Jernqvist Gaare; Gonzalo Sanchez Nido; Pawel Szymon Sztromwasser et al. (2018). No evidence for rare TRAP1 mutations influencing the risk of idiopathic Parkinson's disease. (external link)
• Ole-Bjørn Tysnes; Line Kenborg; Karen Herlofson et al. (2015). Does vagotomy reduce the risk of Parkinson's disease?. (external link)
• Aleksander Hagen Erga; Anders Bjørnestad; Ole-Bjørn Tysnes et al. (2018). Is psychosis associated with impulse control disorders in Parkinson's disease?. (external link)
• Linn Silje Wathne Oftedal; Johannes Lange; Kenn Freddy Pedersen et al. (2023). Early GCase activity is a predictor of long-term cognitive decline in Parkinson’s disease. (external link)

Media feature article

• Joel Glover; Ole-Bjørn Tysnes; Kjell-Morten Myhr et al. (2019). Hvor står ALS-forskningen i Norge?. (external link)

Conference lecture

• Marte Helene Bjørk; Ole-Bjørn Tysnes (2013). I hvilken grad vurderer Nevrologer førerkortforskriften likt. (external link)
• Ole-Bjørn Tysnes; Jan Aarseth; J Svindland (2002). Do Riluzole or PEG affect survival in ALS. (external link)
• Marte Helene Bjørk; Ole-Bjørn Tysnes (2013). Førerkortforskriften:Hva betyr de nye reglene for deg som nevrolog?. (external link)
• Tina Taule; Annbjørg Spilde Morland; Line Fjær et al. (2022). Reliabilitet ved oversatt norsk versjon av Edinburgh Cognitive and Behavioural ALS Screen (ECAS-N). (external link)

Popular science article

• Ole-Bjørn Tysnes (2000). Creutzfeldt-Jakobs sykdom i Norge. (external link)
• Ole-Bjørn Tysnes (2000). Creutzfeldt-Jakobs sykdom i Norge. (external link)
• Ole-Bjørn Tysnes; Johan Arild Aarli (2000). Utredning og behandling av amyotrofisk lateralsklerose. (external link)

Academic literature review

• Ole-Bjørn Tysnes (2009). Neurological examination of cortical function deficits. (external link)
• Torger Stølsmark; Ole-Bjørn Tysnes (2010). Ny kunnskap om Creutzfeldt-Jakobs sykdom kan gi terapeutiske muligheter. (external link)
• Ole-Bjørn Tysnes; Bernd Mueller; Jan Petter Larsen (2010). Are dysautonomic and sensory symptoms present in early Parkinson's disease?. (external link)
• Kristian Varden Gjerde; Ole-Bjørn Tysnes (2014). Genetisk sammenheng mellom amyotrofisk lateral sklerose og frontotemporal demens. (external link)
• Ole-Bjørn Tysnes (2004). Parkinsons sykdom: Nevroproteksjon ved COX 2 hemming?. (external link)
• Ole-Bjørn Tysnes (2004). Fremtidsutsikter for PD-rammede. (external link)
• Jianying Zhang; Heling Wang; Sofie Hindkjær Lautrup et al. (2025). Emerging strategies, applications and challenges of targeting NAD+ in the clinic. (external link)
• Ole-Bjørn Tysnes (2004). Nevroproteksjon av Coenzym Q10 ved Parkinsons sykdom. (external link)
• Brian Christopher Gilmour; Ruben Gudmundsrud; Johannes Frank et al. (2020). Targeting NAD+ in translational research to relieve diseases and conditions of metabolic stress and ageing. (external link)

Conference abstract

• Ole Tveiten; Jan Petter Larsen; Ole-Bjørn Tysnes (2012). Impact of treatment on quality of life in early and drug-naive Parkinson's disease: the Norwegian ParkWest study. (external link)
• Lasse Pihlstrøm; KA Bjornara; N Dizdar et al. (2012). A Scandinavian multi-centre study replicates 11 susceptibility loci from genome-wide association studies in Parkinson's disease. (external link)

Doctoral thesis (PhD)

• Tiina Maarit Andersen; Ola Drange Røksund; Thomas Halvorsen et al. (2018). Laryngeal response patterns during mechanically assisted cough in Amyotrophic Lateral Sclerosis. (external link)
• Ole-Bjørn Tysnes (1988). Cell signalling through inositol phospholipid metabolism : characterization of phosphoinositide metabolism in resting and stimulated human platelets. (external link)

Professional article

• Espen Dietrichs; Guido Werner Alves; Espen Benjaminsen et al. (2023). Behandling av motoriske symptomer ved Parkinsons sykdom. (external link)

See a complete overview of publications in Cristin.