Now showing items 346-365 of 1144

    • Evolusjon, rasebiologi og menneskeverd. Medisinens ubekvemme historie. 

      Andersen, Fred (Journal article; Tidsskriftartikkel, 2015-07)
    • An evolutionary preserved intergenic spacer in gadiform mitogenomes generates a long noncoding RNA 

      Jørgensen, Tor Erik; Bakke, Ingrid; Ursvik, Anita; Andreassen, morten; Moum, Truls; Johansen, Steinar Daae (Journal article; Tidsskriftartikkel; Peer reviewed, 2014-08-22)
    • Evolutionary redesign of the Atlantic cod (Gadus morhua L.) Toll-like receptor repertoire by gene losses and expansions 

      Solbakken, Monica Hongrø; Tørresen, Ole Kristian; Nederbragt, Alexander Johan; Seppola, Marit; Gregers, Tone Fredsvik; Jakobsen, Kjetill Sigurd; Jentoft, Sissel (Journal article; Tidsskriftartikkel; Peer reviewed, 2016)
      Genome sequencing of the teleost Atlantic cod demonstrated loss of the Major Histocompatibility Complex (MHC) class II, an extreme gene expansion of MHC class I and gene expansions and losses in the innate pattern recognition receptor (PRR) family of Toll-like receptors (TLR). In a comparative genomic setting, using an improved version of the genome, we characterize PRRs in Atlantic cod with emphasis ...
    • Exercise training combined with calanus oil supplementation improves the central cardiodynamic function in older women 

      Štěpán, Marek; Dad’ová, Klára; Matouš, Miloš; Krauzová, Eva; Sontáková, Lenka; Koc, Michal; Larsen, Terje; Kuda, Ondrej; Štich, Vladimír; Rossmeislová, Lenka; Šiklová, Michaela (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-12-29)
      The aim of this study was to investigate the possible beneficial effects of exercise training (ET) with omega-3/Calanus oil supplementation on cardiorespiratory and adiposity parameters in elderly women. Fifty-five women (BMI: 19–37 kg/m<sup>2</sup> , 62–80 years old) were recruited and randomly assigned to the 4 month intervention with ET and omega-3 supplementation (Calanus oil, ET-Calanus) ...
    • Experimental long-distance haplotyping of OCA2-HERC2 variants 

      Salvo, Nina Mjølsnes; Mathisen, Marie Gule; Janssen, Kirstin; Berg, Thomas; Olsen, Gunn-Hege (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-10-18)
      The regulatory HERC2 SNP, rs12913832, is strongly associated with blue and brown eye colour. However, eye colour in heterozygous rs12913832 individuals is observed to vary greatly. Missense mutations in OCA2, such as rs1800407 and rs74653330, are associated with lighter eye colour in some but not all heterozygous rs12913832 individuals. Determining the physical linkage of these variants might ...
    • Exploration of rabbit integrin β3 as a possible immune-tolerizing agent to prevent foetal and neonatal alloimmune thrombocytopenia. 

      van Ligtenberg, Lennart Maximilian (Mastergradsoppgave; Master thesis, 2020-08-07)
      Foetal and neonatal alloimmune thrombocytopenia (FNAIT) is a disease caused by the production of antibodies by the mother to the platelets of the foetus. The alloimmune response is caused by a P33L substitution in the Human Platelet Antigen-1a (HPA-1a) in a homo- or heterozygous HPA-1a foetus, in a homozygous HPA-1b+ mother. Maternal antibodies are produced by activated HPA-1a specific T-cells able ...
    • Exploring Conformational Dynamics of the Extracellular Venus flytrap Domain of the GABA B Receptor: A Path-Metadynamics Study 

      Evenseth, Linn; Ocello, Riccardo; Gabrielsen, Mari; Masetti, Matteo; Recanatini, Maurizio; Sylte, Ingebrigt; Cavalli, Andrea (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-04-01)
      γ-Aminobutyric acid (GABA) is the main inhibitory neurotransmitter in the central nervous system (CNS). Dysfunctional GABAergic neurotransmission is associated with numerous neurological and neuropsychiatric disorders. The GABA<sub>B</sub> receptor (GABA<sub>B</sub>-R) is a heterodimeric class C G protein-coupled receptor (GPCR) comprised of GABA<sub>B1a/b</sub> and GABA<sub>B2</sub> subunits. The ...
    • Exploring differentially expressed genes of Staphylococcus aureus exposed to human tonsillar cells using RNA sequencing 

      Bastakoti, Srijana; Ajayi, Clement; Julin, Kjersti; Johannessen, Mona; Hanssen, Anne Merethe (Journal article; Tidsskriftartikkel, 2023-07-12)
      Background - The nose and the throat are the most predominant colonizing sites of Staphylococcus aureus, and colonization is a risk factor for infection. Nasal colonization is well described; however, we have limited knowledge about S. aureus throat colonization. The main objective of this study was to explore differentially expressed genes (DEGs) in S. aureus throat isolate TR145 exposed to human ...
    • Exploring Klebsiella pneumoniae in Healthy Poultry Reveals High Genetic Diversity, Good Biofilm-Forming Abilities and Higher Prevalence in Turkeys Than Broilers 

      Franklin-Alming, Fiona; Kaspersen, Håkon; Hetland, Marit A. K.; Bakksjø, Ragna-Johanne; Nesse, Live L.; Leangapichart, Thongpan; Löhr, Iren Høyland; Telke, Amar; Sunde, Marianne (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-09-07)
      Klebsiella pneumoniae is a well-studied human pathogen for which antimicrobial resistant and hypervirulent clones have emerged globally. K. pneumoniae is also present in a variety of environmental niches, but currently there is a lack of knowledge on the occurrence and characteristics of K. pneumoniae from non-human sources. Certain environmental niches, e.g., animals, may be associated with high ...
    • Exploring the adenosine system by cancer-associated fibroblasts in the context of radiotherapy 

      Afroj, Shamima (Mastergradsoppgave; Master thesis, 2023-05-14)
      Background of the study: Cancer-associated fibroblasts (CAFs) are a heterogeneous population of cells that are mainly found in solid malignancies and play vital roles in tumor progression and metastasis, including important immunoregulatory functions. In this study, our objective was to explore the immunosuppressive adenosine system within the CAFs isolated from non-small cell lung carcinomas (NSCLC) ...
    • Exploring the in vitro expansion of CD4 T cells. For improved culturing of CD4 T cells linked to FNAIT 

      von Hofsten, Susannah (Master thesis; Mastergradsoppgave, 2018-05-15)
      Fetal and neonatal alloimmune thrombocytopenia (FNAIT) is a rare disease that may cause serious bleedings in the fetus or neonate of a woman who has developed antibodies against the fetus’ platelets. Development of FNAIT has been linked to the presence of platelet reactive CD4 T cells that help B cells to develop into antibody producing plasma cells. To be able to conduct research on such T cells, ...
    • Exploring the overlapping binding sites of ifenprodil and EVT‐101 in GluN2B‐containing NMDA receptors using novel chicken embryo forebrain cultures and molecular modeling 

      Fjelldal, Marthe Fredheim; Freyd, Thibaud; Evenseth, Linn; Sylte, Ingebrigt; Ring, Avi; Paulsen, Ragnhild Elisabeth (Journal article; Tidsskriftartikkel; Peer reviewed, 2019-05-30)
      N‐methyl‐d‐aspartate receptors (NMDAR) are widely expressed in the brain. GluN2B subunit‐containing NMDARs has recently attracted significant attention as potential pharmacological targets, with emphasis on the functional properties of allosteric antagonists. We used primary cultures from chicken embryo forebrain (E10), expressing native GluN2B‐containing NMDA receptors as a novel model system. ...
    • Exposure to Bioaerosols during Fish Processing on Board Norwegian Fishing Trawlers 

      Heidelberg, Cecilie Thon; Bang, Berit; Thomassen, Marte Renate; Kamath, Sandip D.; Ruethers, Thimo; Lopata, Andreas L.; Madsen, Anne Mette; Sandsund, Mariann; Aasmoe, lisbeth (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-06-10)
      Objectives - The main objective was to gain more knowledge on exposure to bioaerosols in the processing area on board fishing trawlers.<p> <p>Methods - Exposure sampling was carried out during the work shifts when processing fish in the processing area on board five deep-sea fishing trawlers (trawlers 1–5). Exposure samples were collected from 64 fishermen breathing zone and from stationary ...
    • Exposures and Health Effects of Bioaerosols in Seafood Processing Workers - a Position Statement 

      Bonlokke, Jakob; Bang, Berit; Aasmoe, Lisbeth; Rahman, Anas M. Abdel; Syron, Laura N.; Andersson, Eva; Dahlman-Høglund, Anna; Lopata, Andreas L.; Jeebhay, Mohamed Fareed (Journal article; Tidsskriftartikkel; Peer reviewed, 2019-08-27)
      Occupational hazards exist in the processing of seafood both in land-based facilities as well as on board vessels. Recent findings on occupational injury and respiratory health risks among seafood processing workers were presented and discussed at the IFISH5 conference. Particular emphasis was put on the challenges that im/migrant workers encounter, the greater risks onboard factory vessels, especially ...
    • Expression and characterization of recombinant murine integrin β3 modified to express the human platelet antigen-1a epitope 

      Rasmussen, Trude Victoria (Mastergradsoppgave; Master thesis, 2017-05-14)
      Fetal and neonatal alloimmune thrombocytopenia (FNAIT) is a condition where the mother produces alloantibodies against fetal platelets during pregnancy most commonly due to an incompatibility in the human platelet antigen (HPA)-1 system; a single amino acid polymorphism located on integrin β3 with two common variants, HPA-1a and HPA-1b. Antibody responses against HPA-1a can be formed in women who ...
    • Expression and function of the miR-143/145 cluster in vitro and in vivo in human breast cancer 

      Johannessen, Charles; Moi, Line; Kiselev, Yury; Pedersen, Mona Irene; Dalen, Stig Manfred; Braaten, Tonje; Busund, Lill-Tove (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-10-26)
      MicroRNAs (miRNAs) are small non-coding RNAs that function as post-transcriptional regulators of gene expression and are dysregulated in cancer. Studies of miRNAs to explore their potential as diagnostic and prognostic markers are of great scientific interest. Here, we investigate the functional properties and expression of the miR-143/145 cluster in breast cancer (BC) in vitro and in vivo. The ER ...
    • Expression and functions of long non-coding RNA NEAT1 and isoforms in breast cancer 

      Knutsen, Erik; Harris, Adrian; Perander, Maria (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-10-20)
      NEAT1 is a highly abundant nuclear architectural long non-coding RNA. There are two overlapping NEAT1 isoforms, NEAT1_1 and NEAT1_2, of which the latter is an essential scaffold for the assembly of a class of nuclear ribonucleoprotein bodies called paraspeckles. Paraspeckle formation is elevated by a wide variety of cellular stressors and in certain developmental processes, either through transcriptional ...
    • The expression of miR-21 in prostate cancer measured by in situ hybridization and its relevance as a diagnostic biomarker 

      Melbø-Jørgensen, Christian Nordahl (Master thesis; Mastergradsoppgave, 2012-12-15)
      Background: Micro RNAs (miRNA) are a novel class of molecular regulators that have gained considerable attention in cancer research. Multiple studies in recent time have reported altered miRNA regulation in most cancers by deregulating of oncogenes and tumour suppressor genes. Additionally, certain tumours are represented by specific miRNA expression files. Prostate cancer is a markedly heterogeneous ...
    • The expression of the long NEAT1_2 isoform is associated with human epidermal growth factor receptor 2-positive breast cancers 

      Knutsen, Erik; Lellahi, Seyed Mohammad; Aure, Miriam Ragle; Nord, Silje; Fismen, Silje; Larsen, Kenneth Bowitz; Tellez Gabriel, Marta; Hedberg, Annica; Bjørklund, Sunniva; Bofin, Anna M.; Mælandsmo, Gunhild Mari; Sørlie, Therese; Mortensen, Elin Synnøve; Perander, Maria (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-01-28)
      The long non-coding RNA <i>NEAT1</i> locus is transcribed into two overlapping isoforms, <i>NEAT1_1</i> and <i>NEAT1_2</i>, of which the latter is essential for the assembly of nuclear paraspeckles. <i>NEAT1</i> is abnormally expressed in a wide variety of human cancers. Emerging evidence suggests that the two isoforms have distinct functions in gene expression regulation, and recently it was shown ...
    • The expression pattern of pyruvate dehydrogenase kinases predicts prognosis and correlates with immune exhaustion in clear cell renal cell carcinoma 

      Nunes-Xavier, Caroline Elisabeth; Emaldi, Maite; Mingo, Janire; Øyjord, Tove Ragnhild; Mælandsmo, Gunhild Mari; Fodstad, Øystein; Errarte, Peio; Larrinaga, Gorka; Llarena, Roberto; López, José I.; Pulido, Rafael (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-05-05)
      Renal cancer cells constitute a paradigm of tumor cells with a glycolytic reprogramming which drives metabolic alterations favouring cell survival and transformation. We studied the expression and activity of pyruvate dehydrogenase kinases (PDK1-4), key enzymes of the energy metabolism, in renal cancer cells. We analysed the expression, subcellular distribution and clinicopathological correlations ...