• Default-mode network functional connectivity is closely related to metabolic activity 

      Passow, Susanne; Specht, Karsten; Adamsen, Tom Christian; Biermann, Martin; Brekke, Njål; Craven, Alexander R.; Ersland, Lars; Grüner, Renate; Kleven-Madsen, Nina; Kvernenes, Ole Heine; Schwarzlmüller, Thomas; Olesen, Rasmus Aamand; Hugdahl, Kenneth (Peer reviewed; Journal article, 2015-06)
      Over the last decade, the brain's default-mode network (DMN) and its function has attracted a lot of attention in the field of neuroscience. However, the exact underlying mechanisms of DMN functional connectivity, or more ...
    • Multimodal Imaging of Orthotopic Mouse Model of Endometrial Carcinoma 

      Haldorsen, Ingfrid S.; Popa, Mihaela Lucia; Fonnes, Tina; Brekke, Njål; Kopperud, Reidun Kristin; Visser, Nicole C.; Rygh, Cecilie Brekke; Pavlin, Tina; Salvesen, Helga Birgitte; McCormack, Emmet; Krakstad, Camilla (Peer reviewed; Journal article, 2015-08-07)
      Background: Orthotopic endometrial cancer models provide a unique tool for studies of tumour growth and metastatic spread. Novel preclinical imaging methods also have the potential to quantify functional tumour characteristics ...
    • The NADPARK study: A randomized phase I trial of nicotinamide riboside supplementation in Parkinson’s disease 

      Brakedal, Brage; Dölle, Christian; Riemer, Frank; Ma, Yilong; Nido, Gonzalo Sanchez; Skeie, Geir Olve; Craven, Alexander R.; Schwarzlmüller, Thomas; Brekke, Njål; Diab, Joseph; Sverkeli, Lars Jansen; Skjeie, Vivian; Varhaug, Kristin Nielsen; Tysnes, Ole-Bjørn; Peng, Shichun; Haugarvoll, Kristoffer; Ziegler, Mathias; Grüner, Renate; Eidelberg, David; Tzoulis, Charalampos (Journal article; Peer reviewed, 2022)
      We conducted a double-blinded phase I clinical trial to establish whether nicotinamide adenine dinucleotide (NAD) replenishment therapy, via oral intake of nicotinamide riboside (NR), is safe, augments cerebral NAD levels, ...
    • Short and long-term effects of single and multiple sessions of electroconvulsive therapy on brain gray matter volumes 

      Brancati, Giulio Emilio; Brekke, Njål; Bartsch, Hauke; Sørhaug, Ole Johan Evjenth; Ousdal, Olga Therese; Hammar, Åsa Karin; Schuster, Peter Moritz; Ødegaard, Ketil Joachim; Kessler, Ute; Oltedal, Leif (Journal article; Peer reviewed, 2021)
      Background: Electroconvulsive therapy (ECT) has been shown to induce broadly distributed cortical and subcortical volume increases, more prominently in the amygdala and the hippocampus. Structural changes after one ECT ...