• 5-hydroxymethylcytosine marks mammalian origins acting as a barrier to replication 

      Prikrylova, Terezia; Robertson, Julia; Ferrucci, Francesca; Konorska, Dorota Joanna; Aanes, Håvard; Manaf, Adeel; Zhang, Beibei; Vågbø, Cathrine Broberg; Kusnierczyk, Anna; Gilljam, Karin Margaretha; Løvkvam-Køster, Caroline; Otterlei, Marit; Dahl, John Arne; Enserink, Jorrit; Klungland, Arne; Robertson, Adam Brian (Journal article; Peer reviewed, 2019)
      In most mammalian cells, DNA replication occurs once, and only once between cell divisions. Replication initiation is a highly regulated process with redundant mechanisms that prevent errant initiation events. In lower ...
    • Arabidopsis thaliana Responses to Aphid Infestation 

      Kusnierczyk, Anna (Doktoravhandlinger ved NTNU, 1503-8181; 2008:193, Doctoral thesis, 2008)
      Interactions between plants and herbivorous insects, as they are shaped today, result from a long process of evolutionary adaptation. A whole arsenal of defence mechanisms has been developed to protect plants from a variety ...
    • Backbone 1H, 13C and 15N chemical shift assignment of full-length human uracil DNA glycosylase UNG2 

      Buchinger, Edith; Wiik, Siv Åshild; Kusnierczyk, Anna; Rabe, Renana; Aas, Per Arne; Kavli, Bodil Merete; Slupphaug, Geir; Aachmann, Finn Lillelund (Journal article; Peer reviewed, 2017)
      Human uracil N-glycosylase isoform 2—UNG2 consists of an N-terminal intrinsically disordered regulatory domain (UNG2 residues 1–92, 9.3 kDa) and a C-terminal structured catalytic domain (UNG2 residues 93–313, 25.1 kDa). ...
    • Biochemical reconstitution of TET1-TDG-BER-dependent active DNA demethylation reveals a highly coordinated mechanism 

      Weber, Alain R.; Krawczyk, Claudia; Robertson, Adam Brian; Kusnierczyk, Anna; Vågbø, Cathrine Broberg; Schürmann, David; Klungland, Arne; Schär, Primo (Peer reviewed; Journal article, 2016)
      Cytosine methylation in CpG dinucleotides is an epigenetic DNA modification dynamically established and maintained by DNA methyltransferases and demethylases. Molecular mechanisms of active DNA demethylation began to surface ...
    • 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 ...
    • Molecular Signatures in Arabidopsis thaliana in Response to Insect Attack and Bacterial Infection 

      Barah, Pankaj; Winge, Per; Kusnierczyk, Anna; Hong, Thi Diem Tran; Bones, Atle M. (Journal article; Peer reviewed, 2013)
      Background Under the threat of global climatic change and food shortages, it is essential to take the initiative to obtain a comprehensive understanding of common and specific defence mechanisms existing in plant systems ...
    • 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 ...
    • NEIL3-Dependent Regulation of Cardiac Fibroblast Proliferation Prevents Myocardial Rupture 

      Olsen, Maria Belland; Hildrestrand, Gunn Annette; Scheffler, Katja; Vinge, Leif Erik; Alfsnes, Katrine; Palibrk, Vuk; Wang, Junbai; Neurauter, Christine Gran; Gomez, Luisa Fernanda Luna; Johansen, Jostein; Øgaard, Jonas; Ohm, Ingrid Kristine; Slupphaug, Geir; Kusnierczyk, Anna; Fiane, Arnt E; Brorson, Sverre Henning; Zhang, Lili; Gullestad, Lars; Louch, William Edward; Iversen, Per Ole; Østlie, Ingunn; Klungland, Arne; Christensen, Geir Arve; Sjaastad, Ivar; Sætrom, Pål; Yndestad, Arne; Aukrust, Pål; Bjørås, Magnar; Finsen, Alexandra (Journal article; Peer reviewed, 2017)
      Myocardial infarction (MI) triggers a reparative response involving fibroblast proliferation and differentiation driving extracellular matrix modulation necessary to form a stabilizing scar. Recently, it was shown that a ...
    • No cancer predisposition or increased spontaneous mutation frequencies in NEIL DNA glycosylases-deficient mice 

      Rolseth, Veslemøy; Luna, Luisa; Olsen, Ann-Karin; Suganthan, Rajikala; Scheffler, Katja; Neurauter, Christine Gran; Esbensen, Qin Ying; Kusnierczyk, Anna; Hildrestrand, Gunn Annette; Graupner, Anne; Andersen, Jill Mari; Slupphaug, Geir; Klungland, Arne; Nilsen, Hilde; Bjørås, Magnar (Journal article; Peer reviewed, 2017)
      Base excision repair (BER) is a major pathway for removal of DNA base lesions and maintenance of genomic stability, which is essential in cancer prevention. DNA glycosylases recognize and remove specific lesions in the ...
    • Stress resilience of spermatozoa and blood mononuclear cells without prion protein 

      Reiten, Malin Rokseth; Malachin, Giulia; Kommisrud, Elisabeth; Østby, Gunn Charlotte; Waterhouse, Karin Elisabeth; Krogenæs, Anette Kristine; Kusnierczyk, Anna; Bjørås, Magnar; Jalland, Clara Maria Osnes; Nekså, Liv Heidi; Røed, Susan Skogtvedt; Stenseth, Else-Berit; Myromslien, Frøydis Deinboll; Zeremichael, Teklu Tewoldebrhan; Bakkebø, Maren Kolltveit; Espenes, Arild; Tranulis, Michael A. (Journal article; Peer reviewed, 2018)
      The cellular prion protein PrPC is highly expressed in neurons, but also present in non-neuronal tissues, including the testicles and spermatozoa. Most immune cells and their bone marrow precursors also express PrPC. ...
    • 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 ...
    • Testing the importance of jasmonate signalling in induction of plant defences upon cabbage aphid (Brevicoryne brassicae) attack 

      Kusnierczyk, Anna; Tran, Thi Diem Hong; Winge, Per; Jørstad, Tommy Stokmo; Reese, John C; Troczynska, Joanna; Bones, Atle M. (Journal article; Peer reviewed, 2011)
      Background Phloem-feeding aphids deprive plants of assimilates, but mostly manage to avoid causing the mechanical tissue damage inflicted by chewing insects. Nevertheless, jasmonate signalling that is induced by infestation ...