Now showing items 100-119 of 235

    • Gamma knife surgery as monotherapy with clinically relevant doses prolongs survival in a Human GBM Xenograft Model 

      Skeie, Bente Sandvei; Wang, Jian; Dodoo, Ernest; Heggdal, Jan Ingemann; Grønli, Janne; Sleire, Linda; Bragstad, Sidsel Marit; Ganz, Jeremy Christopher; Chekenya, Martha; Mørk, Sverre; Pedersen, Paal-Henning; Enger, Per Øyvind (Hindawi, 2013)
      Object. Gamma knife surgery (GKS) may be used for recurring glioblastomas (GBMs). However, patients have then usually undergone multimodal treatment, which makes it difficult to specifically validate GKS independent of ...
      Journal article
    • Gene expression in tumor cells and stroma in dsRed 4T1 tumors in eGFP-expressing mice with and without enhanced oxygenation 

      Moen, Ingrid; Jevne, Alison Charlotte; Wang, Jian; Kalland, Karl-Henning; Chekenya, Martha; Akslen, Lars A.; Sleire, Linda; Enger, Per Øyvind; Reed, Rolf K.; Øyan, Anne Margrete; Stuhr, Linda Elin Birkhaug (BioMed Central Ltd., 2012-01-17)
      Background The tumor microenvironment is pivotal in tumor progression. Thus, we aimed to develop a mammary tumor model to elucidate molecular characteristics in the stroma versus the tumor cell compartment by global gene ...
      Peer reviewedJournal article
    • Genome wide association study identifies variants in NBEA associated with migraine in bipolar disorder 

      Jacobsen, Kaya Kvarme; Nievergelt, Caroline M.; Zayats, Tetyana; Greenwood, Tifany A.; Anttila, Verneri; Akiskal, Hagop Souren; Haavik, Jan; Fasmer, Ole Bernt; Kelsoe, John R.; Johansson, Stefan; Ødegaard, Ketil Joachim (Elsevier B.V., 2015-10-12)
      Background. Migraine is a common comorbidity among individuals with bipolar disorder, but the underlying mechanisms for this co-occurrence are poorly understood. The aim of this study was to investigate the genetic background ...
      Journal article
    • Genome-wide analysis of attention deficit hyperactivity disorder in Norway 

      Zayats, Tetyana; Athanasiu, Lavinia; Sønderby, Ida Elken; Djurovic, Srdjan; Westlye, Lars Tjelta; Tamnes, Christian Krog; Fladby, Tormod; Aase, Heidi; Zeiner, Pål; Reichborn-Kjennerud, Ted; Knappskog, Per; Knudsen, Gun Peggy; Andreassen, Ole Andreas; Johansson, Stefan; Haavik, Jan (PLOS, 2015-04-13)
      Background Attention deficit hyperactivity disorder (ADHD) is a highly heritable neuropsychiatric condition, but it has been difficult to identify genes underlying this disorder. This study aimed to explore genetics of ...
      Journal article
    • Glioblastomas are composed of genetically divergent clones with distinct tumourigenic potential and variable stem cell-associated phenotypes 

      Stieber, Daniel; Golebiewska, Anna; Evers, Lisa; Lenkiewicz, Elizabeth; Brons, Nicolas H.C.; Nicot, Nathalie; Oudin, Anaïs; Bougnaud, Sébastien; Hertel, Frank; Bjerkvig, Rolf; Vallar, Laurent; Barrett, Michael T.; Niclou, Simone P. (Springer, 2014-02)
      Glioblastoma (GBM) is known to be a heterogeneous disease; however, the genetic composition of the cells within a given tumour is only poorly explored. In the advent of personalised medicine the understanding of intra-tumoural ...
      Journal article
    • HAMLET forms annular oligomers when deposited with phoshpolipid monolayers 

      Baumann, Anne; Gjerde, Anja Underhaug; Ying, Ming; Svanborg, Catharina; Holmsen, Holm A.; Glomm, Wilhelm; Martinez, Aurora; Halskau, Øyvind (Elsevier, 2012-04)
      Recently, the anticancer activity of human α-lactalbumin made lethal to tumor cells (HAMLET) has been linked to its increased membrane affinity in vitro, at neutral pH, and ability to cause leakage relative to the ...
      Journal article
    • HAMLET interacts with lipid membranes and perturbs their structure and integrity 

      Mossberg, Ann-Kristin; Puchades, Maja; Halskau, Øyvind; Baumann, Anne; Lanekoff, Ingela; Chao, Yinxia; Martinez, Aurora; Svanborg, Catharina; Karlsson, Roger (Public Library of Science, 2010-01-23)
      Background Cell membrane interactions rely on lipid bilayer constituents and molecules inserted within the membrane, including specific receptors. HAMLET (human α-lactalbumin made lethal to tumor cells) is a tumoricidal ...
      Peer reviewedJournal article
    • Health-related quality of life in elderly patients hospitalized with chronic heart failure 

      Erceg, Predrag; Despotovic, Nebosja; Milosevic, Drogoslav P.; Soldatovic, Ivan; Zdravkovic, Sanja; Tomic, Snezana; Markovic, Ivana; Mihajlovic, Gordana; Brajovic, Milan D.; Bojovic, Ognjen; Potic, Bojana; Davidovic, Mladen (Dove Medical Press, 2013-11-15)
      Background: Chronic heart failure is a very common condition in the elderly, characterized not only by high mortality rates, but also by a strong impact on health-related quality of life (HRQOL). Previous studies of HRQOL ...
      Journal article
    • The Heart and a Fibrotic Interstitium 

      Sagvaag, Vivian (The University of Bergen, 2009-05-29)
      Several acute and chronic diseases disposes for myocardial oedema and fibrosis, leading to impaired cardiac function, presumably as a result of an increased chamber stiffness. Mechanisms and adverse effects of both oedema ...
      Master thesis
    • Histological and bacteriological changes in intestine of beluga (Huso huso) following ex vivo exposure to bacterial strains 

      Salma, Wahida; Zhou, Zhigang; Wang, Wenwan; Askarian, Fatemeh; Kousha, Armin; Ebrahimi, Maryam Tajabadi; Myklebust, Reidar; Ringø, Einar (Elsevier, 2011-04-04)
      In the present study the intestinal sac method (ex vivo) was used to evaluate the interactions between lactic acid bacteria and staphylococci in the gastrointestinal (GI) tract of beluga (Huso huso). The distal intestine ...
      Peer reviewedJournal article
    • Human tyrosine hydroxylase: Oxygen dependence and role in Dopa responsive dystonia 

      Fossbakk, Agnete (The University of Bergen, 2016-10-07)
      The aromatic amino acid hydroxylases (AAHs); phenylalanine hydroxylase (PAH), tyrosine hydroxylase (TH), tryptophan hydroxylase 1 and 2 (TPH 1/TPH 2); are structurally and functionally related enzymes. All AAHs require ...
      Doctoral thesis
    • Hyperbaric oxygen therapy and cancer—a review 

      Moen, Ingrid; Stuhr, Linda Elin Birkhaug (Springer Verlag, 2012-10-02)
      Hypoxia is a critical hallmark of solid tumors and involves enhanced cell survival, angiogenesis, glycolytic metabolism, and metastasis. Hyperbaric oxygen (HBO) treatment has for centuries been used to improve or cure ...
      Peer reviewedJournal article
    • Hyperoxia increases the uptake of 5-fluorouracil in mammary tumors independently of changes in interstitial fluid pressure and tumor stroma 

      Moen, Ingrid; Tronstad, Karl Johan; Kolmannskog, Odd; Salvesen, Gerd Signe; Reed, Rolf K.; Stuhr, Linda Elin Birkhaug (BioMed Central, 2009-12-17)
      Background: Hypoxia is associated with increased resistance to chemo- and radiation-therapy. Hyperoxic treatment (hyperbaric oxygen) has previously been shown to potentiate the effect of some forms of chemotherapy, and ...
      Journal articlePeer reviewed
    • Hyperoxia retards growth and induces apoptosis and loss of glands and blood vessels in DMBA-induced rat mammary tumors 

      Raa, Anette; Stansberg, Christine; Steen, Vidar Martin; Bjerkvig, Rolf; Reed, Rolf K.; Stuhr, Linda Elin Birkhaug (BioMed Central, 2007-01-30)
      This study investigated the effects of hyperoxic treatment on growth, angiogenesis, apoptosis, general morphology and gene expression in DMBA-induced rat mammary tumors. Methods: One group of animals was exposed to ...
      Journal article
    • Hyperoxic Treatment Induces Mesenchymal-to-Epithelial Transition in a Rat Adenocarcinoma Model 

      Moen, Ingrid; Øyan, Anne Margrete; Kalland, Karl-Henning; Tronstad, Karl Johan; Akslen, Lars A.; Chekenya, Martha; Sakariassen, Per Øystein; Reed, Rolf K.; Stuhr, Linda Elin Birkhaug (Public Library of Science, 2009-07-28)
      Tumor hypoxia is relevant for tumor growth, metabolism and epithelial-to-mesenchymal transition (EMT). We report that hyperbaric oxygen (HBO) treatment induced mesenchymal-to-epithelial transition (MET) in a dimetyl-a-b ...
      Journal articlePeer reviewed
    • Identification of Dynamic Changes in Proteins Associated with the Cellular Cytoskeleton after Exposure to Okadaic Acid 

      Opsahl, Jill Anette; Ljostveit, Sonja; Saunders, Threrese Solstad; Risa, Kristin; Roepstorff, Peter; Fladmark, Kari Espolin (MDPI, 2013)
      Exposure of cells to the diarrhetic shellfish poison, okadaic acid, leads to a dramatic reorganization of cytoskeletal architecture and loss of cell-cell contact. When cells are exposed to high concentrations of okadaic ...
      Journal article
    • Image-based assessment of microvascular function and structure in collagen XV- and XVIII-deficient mice 

      Brekke, Cecilie; Løkka, Guro; Heljäsvaara, Ritva; Taxt, Torfinn; Pavlin, Tina; Sormunen, Raija T.; Pihlajaniemi, Taina; Curry, Fitz-Roy E.; Tenstad, Olav; Reed, Rolf K. (Wiley, 2014-01)
      Collagen XV and XVIII are ubiquitous constituents of basement membranes. We aimed to study the physiological roles of these two components of the permeability barrier non-invasively in striated muscle in mice deficient in ...
      Journal article
    • Immunological mechanisms of tumour progression. The rationale for natural killer cell based immunotherapy for glioblastoma 

      Kmiecik, Justyna (The University of Bergen, 2013-10-04)
      Glioblastoma (GBM) is the most frequent and malignant brain tumour, where the patients’ median survival after diagnosis is only 14.6 months. Therefore, concerted research is required to develop novel treatments that will ...
      Doctoral thesis
    • The impact of different dietary sources of marine polyunsaturated fatty acids on the fatty acid composition of rat brain, liver and red blood cells. 

      Røyneberg, Anita (The University of Bergen, 2005-06)
      There is a general consensus that the physiological activity of fish oil can be ascribable to eicosapentaenoic acid (EPA, 20:5n-3) and docosahexaenoic acid (DHA, 22:6n-3). However, the form in which they are introduced ...
      Master thesis
    • Impact of hypoxia on the expression of cell line markers and behavior of cultured glioma cell lines 

      Leiss, Lina Wik (The University of Bergen, 2011-06-01)
      Glioblastoma multiforme (GBM) constitute over 50 % of primary brain tumors in adults. The tumor is heterogeneous and highly infiltrative. Its nature makes it extremely aggressive and incurable. Thus, today's treatment ...
      Master thesis