• 8-oxoguanine DNA glycosylase (Ogg1) controls hepatic gluconeogenesis 

      Scheffler, Katja; Rachek, Lyudmila; You, Panpan; Rowe, Alexander D.; Wang, Wei; Kuśnierczyk, Anna; Kittelsen, Lene Svendsen; Bjørås, Magnar; Eide, Lars (Journal article; Peer reviewed, 2018)
      Mitochondrial DNA (mtDNA) resides in close proximity to metabolic reactions, and is maintained by the 8-oxoguanine DNA glycosylase (Ogg1) and other members of the base excision repair pathway. Here, we tested the hypothesis ...
    • A transgenic minipig model of Huntington’s disease shows early signs of behavioral and molecular pathologies 

      Askeland, Georgina; Rodinova, Marie; Štufková, Hana; Dosoudilova, Zaneta; Baxa, Monika; Smatlikova, Petra; Bohuslavova, Bozena; Klempir, Jiri; Nguyen, The Duong; Kuśnierczyk, Anna; Bjørås, Magnar; Klungland, Arne; Hansikova, Hana; Ellederova, Zdenka; Eide, Lars (Journal article; Peer reviewed, 2018)
      Huntington's disease (HD) is a monogenic, progressive, neurodegenerative disorder with currently no available treatment. The Libechov transgenic minipig model for HD (TgHD) displays neuroanatomical similarities to humans ...
    • Increased nuclear DNA damage precedes mitochondrial dysfunction in peripheral blood mononuclear cells from Huntington's disease patients 

      Askeland, Georgina; Dosoudilova, Zaneta; Rodinova, Marie; Klempir, Jiri; Liskova, Irena; Kusnierczyk, Anna; Bjørås, Magnar; Nesse, Gaute; Klungland, Arne; Hansikova, Hana; Eide, Lars (Journal article; Peer reviewed, 2018)
      Huntington’s disease (HD) is a progressive neurodegenerative disorder primarily affecting the basal ganglia and is caused by expanded CAG repeats in the huntingtin gene. Except for CAG sizing, mitochondrial and nuclear DNA ...
    • A loss-of-function mutation in human Oxidation Resistance 1 disrupts the spatial–temporal regulation of histone arginine methylation in neurodevelopment 

      Lin, Xiaolin; Wang, Wei; Yang, Mingyi; Damseh, Nadirah; Sousa, Mirta; Jacob, Fadi; lång, anna ulrika; Kristiansen, Elise; Pannone, Marco; Kissova, Miroslava; Almaas, Runar; Kusnierczyk, Anna; Siller, Richard; Shahrour, Maher; Al-Ashhab, Motee; Abu-Libdeh, Bassam; Tang, Wannan; Slupphaug, Geir; Elpeleg, Orly; Bøe, Stig Ove; Eide, Lars; Sullivan, Gareth John; Rinholm, Johanne Egge; Song, Hongjun; Ming, Guo-li; van Loon, Barbara; Edvardson, Simon; Ye, Jing; Bjørås, Magnar (Peer reviewed; Journal article, 2023)
      Background Oxidation Resistance 1 (OXR1) gene is a highly conserved gene of the TLDc domain-containing family. OXR1 is involved in fundamental biological and cellular processes, including DNA damage response, antioxidant ...
    • Markers of mitochondrial metabolism in tumor hypoxia, systemic inflammation, and adverse outcome of rectal cancer 

      Bousquet, Paula; Meltzer, Sebastian; Sønstevold, Linda; Esbensen, Qin Ying; Dueland, Svein; Flatmark, Kjersti; Sitter, Beathe; Bathen, Tone Frost; Seierstad, Therese; Redalen, Kathrine; Eide, Lars; Ree, Anne Hansen (Journal article; Peer reviewed, 2019)
      Tumor hypoxia contributes to therapy resistance and metastatic progression of locally advanced rectal cancer (LARC). We postulated that the tumor mitochondrial metabolism, manifested by reactive oxygen species (ROS) and ...
    • Metabolism and DNA repair shape a specific modification pattern in mitochondrial DNA 

      Pawar, Tina; Bjørås, Magnar; Klungland, Arne; Eide, Lars (Journal article, 2017)
      The mitochondrial DNA (mtDNA) resides in the vicinity of energy-rich reactions. Thus, chemical modifications of mtDNA might mirror mitochondrial processes and could serve as biomarkers of metabolic processes in the ...
    • NEIL1 and NEIL2 DNA glycosylases modulate anxiety and learning in a cooperative manner in mice 

      Hildrestrand, Gunn Annette; Rolseth, Veslemøy; Kunath, Nicolas; Suganthan, Rajikala; Jensen, Vidar; Bugaj, Anna Maria; Fernandez Berrocal, Marion Silvana; SIkko, Sunniva Bøe; Vetlesen, Susanne; Kusnierczyk, Anna; Olsen, Ann-Karin Hardie; Gutzkow, Kristine Bjerve; Rowe, Alexander D.; Wang, Wei; Moldestad, Olve; Syrstad, Monika; Slupphaug, Geir; Eide, Lars; Klungland, Arne; Sætrom, Pål; Luna, Luisa; Ye, Jing; Scheffler, Katja; Bjørås, Magnar (Peer reviewed; Journal article, 2021)
      Oxidative DNA damage in the brain has been implicated in neurodegeneration and cognitive decline. DNA glycosylases initiate base excision repair (BER), the main pathway for oxidative DNA base lesion repair. NEIL1 and NEIL3 ...
    • Neil3-dependent base excision repair regulates lipid metabolism and prevents atherosclerosis in Apoe-deficient mice 

      Skarpengland, Tonje; Holm, Sverre; Scheffler, Katja; Gregersen, Ida; Dahl, Tuva Børresdatter; Suganthan, Rajikala; Segers, Filip; Østlie, Ingunn; Otten, Jeroen J.T.; Gomez, Luisa Fernanda Luna; Ketelhuth, Daniel F.J.; Lundberg, Anna M.; Neurauter, Christine Gran; Hildrestrand, Gunn Annette; Skjelland, Mona; Bjørndal, Bodil; Svardal, Asbjørn M.; Iversen, Per Ole; Hedin, Ulf; Nygård, Ståle; Olstad, Ole Kristoffer; Krohg-Sørensen, Kirsten; Slupphaug, Geir; Eide, Lars; Kusnierczyk, Anna; Folkersen, Lasse; Ueland, Thor; Berge, Rolf Kristian; Hansson, Göran K.; Biessen, Erik A.L.; Halvorsen, Bente; Bjørås, Magnar; Aukrust, Pål (Peer reviewed; Journal article, 2016)
      Increasing evidence suggests that oxidative DNA damage accumulates in atherosclerosis. Recently, we showed that a genetic variant in the human DNA repair enzyme NEIL3 was associated with increased risk of myocardial ...
    • OXR1A, a Coactivator of PRMT5 Regulating Histone Arginine Methylation 

      Yang, Mingyi; Lin, Xiaolin; Segers, Filip; Suganthan, Rajikala; Hildrestrand, Gunn Annette; Rinholm, Johanne Egge; Aas, Per Arne; Sousa, Mirta; Holm, Sverre; Bolstad, Nils; Warren, David; Berge, Rolf Kristian; Johansen, Rune Forstrøm; Yndestad, Arne; Kristiansen, Elise; Klungland, Arne; Gomez, Luisa Fernanda Luna; Eide, Lars; Halvorsen, Bente; Aukrust, Pål; Bjørås, Magnar (Peer reviewed; Journal article, 2020)
      Oxidation resistance gene 1 (OXR1) protects cells against oxidative stress. We find that male mice with brain-specific isoform A knockout (Oxr1A−/−) develop fatty liver. RNA sequencing of male Oxr1A−/− liver indicates ...
    • Synergistic Actions of Ogg1 and Mutyh DNA Glycosylases Modulate Anxiety-like Behavior in Mice 

      Bjørge, Monica Dahl; Hildrestrand, Gunn Annette; Scheffler, Katja; Suganthan, Rajikala; Rolseth, Veslemøy; Kusnierczyk, Anna; Rowe, Alexander D.; Vågbø, Cathrine Broberg; Vetlesen, Susanne; Eide, Lars; Slupphaug, Geir; Yusaku, Nakabeppu; Timothy, Bredy; Klungland, Arne; Bjørås, Magnar (Journal article; Peer reviewed, 2015)
      Ogg1 and Mutyh DNA glycosylases cooperate to prevent mutations caused by 8-oxoG, a major premutagenic DNA lesion associated with cognitive decline. We have examined behavior and cognitive function in mice deficient of these ...
    • Transcriptome analysis of human OXR1 depleted cells reveals its role in regulating the p53 signaling pathway 

      Yang, Mingyi; Lin, Xiaolin; Rowe, Alexander D.; Rognes, Torbjørn; Eide, Lars; Bjørås, Magnar (Journal article; Peer reviewed, 2015)
      The oxidation resistance gene 1 (OXR1) is crucial for protecting against oxidative stress; however, its molecular function is unknown. We employed RNA sequencing to examine the role of human OXR1 for genome wide transcription ...