Ole‐Bjørn Tysnes

Cognitive impairment in incident, untreated Parkinson disease

Dag Aarsland, Kolbjørn Brønnick, Jan Larsen et al. · Neurology · 2008 · 638 citations

Medicine, Neurology, Neuroscience +16

Prognosis of Mild Cognitive Impairment in Early Parkinson Disease

Kenn Freddy Pedersen, Ole‐Bjørn Tysnes, Guido Alves · JAMA Neurology · 2013 · 314 citations

Medicine, Neurobiology, Neurology +17

The NADPARK study: A randomized phase I trial of nicotinamide riboside supplementation in Parkinson’s disease

Brage Brakedal, Christian Dölle, Frank Riemer et al. · Cell Metabolism · 2022 · 302 citations · Full text

Life Sciences, Neurology, Neuroscience +17

The spectrum of neuropsychiatric symptoms in patients with early untreated Parkinson's disease

Dag Aarsland, Guido Alves, Ole‐Bjørn Tysnes et al. · Journal of Neurology Neurosurgery & Psychiatry · 2009 · 301 citations

Medicine, Neurology, Psychiatry +13

Defective mitochondrial DNA homeostasis in the substantia nigra in Parkinson disease

Christian Dölle, Irene H. Flønes, Gonzalo S. Nido et al. · Nature Communications · 2016 · 273 citations · Full text

Life Sciences, Genetics, Neuroscience +17