Viser treff 121-140 av 1054

    • The characteristics of general practice and the attractiveness of working as a GP: medical students´ views 

      Landström, Björn; Mattsson, Bengt; Nordin, Per; Rudebeck, Carl Edvard (Journal article; Tidsskriftartikkel; Peer reviewed, 2014)
    • Characteristics of hepatitis C virus resistance in an international cohort after a decade of direct-acting antivirals 

      Howe, Anita Y.M.; Rodrigo, Chaturaka; Cunningham, Evan B.; Douglas, Mark W.; Dietz, Julia; Grebely, Jason; Popping, Stephanie; Sfalcin, Javier Alejandro; Parczewski, Milosz; Sarrazin, Christoph; de Salazar, Adolfo; Fuentes, Ana; Sayan, Murat; Quer, Josep; Kjellin, Midori; Kileng, Hege; Mor, Orna; Lennerstrand, Johan; Fourati, Slim; Di Maio, Velia Chiara; Chulanov, Vladimir; Pawlotsky, Jean-Michel; Harrigan, P. Richard; Ceccherini-Silberstein, Francesca; Garcia, Federico (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-02-24)
      Background & Aims: Direct-acting antiviral (DAA) regimens provide a cure in >95% of patients with chronic HCV infection. However, in some patients in whom therapy fails, resistance-associated substitutions (RASs) can develop, limiting retreatment options and risking onward resistant virus transmission. In this study, we evaluated RAS prevalence and distribution, including novel NS5A RASs and ...
    • Characterization and Fitness Cost of Tn7100, a Novel Integrative and Conjugative Element Conferring Multidrug Resistance in Haemophilus influenzae 

      Johannessen, Helene; Anthonisen, Inger Lill; Zecic, Nermin; Hegstad, Kristin; Ranheim, Trond Egil; Skaare, Dagfinn (Journal article; Tidsskriftartikkel, 2022-07-22)
      A multidrug-resistant (MDR) strain of Haemophilus influenzae, Hi-228, with phenotypic resistance toward ampicillin, cefotaxime, chloramphenicol, gentamicin, and azithromycin, was isolated in Oslo, Norway. The strain was part of a clonal outbreak (2016–2017) comprising five ST143 strains with identical resistotypes. Hi-228 carries a novel integrative and conjugative element (ICE), Tn7100, contributing ...
    • Characterization and pro-inflammatory responses of spore and hyphae samples from various mold species 

      Øya, Elisabeth; Afanou, Komlavi Anani; Malla, Nabin; Uhlig, Silvio; Rolen, Elin; Skaar, Ida; Straumfors, Anne; Winberg, Jan-Olof; Bang, Berit; Schwarze, Per E; Eduard, Wijnand; Holme, Jørn Andreas (Journal article; Tidsskriftartikkel; Manuskript; Peer reviewed; Preprint, 2017-09-18)
      Mold particles from <i>Aspergillus fumigatus, Penicillium chrysogenum, Aspergillus versicolor</i>, and <i>Stachybotrys chartarum</i> have been linked to respiratory‐related diseases. We characterized X‐ray‐inactivated spores and hyphae fragments from these species by number of particles, morphology, and mycotoxin, β‐glucan and protease content/activity. The pro‐inflammatory properties of mold particles ...
    • Characterization of mitochondrial mRNAs in codfish reveals unique features compared to mammals 

      Coucheron, Dag-Hugo; Nymark, Marianne; Breines, Ragna; Karlsen, Bård Ove; Andreassen, morten; Jørgensen, Tor Erik; Moum, Truls; Johansen, Steinar Daae (Journal article; Tidsskriftartikkel; Peer reviewed, 2011)
      Expression and processing of mitochondrial gene transcripts are fundamental to mitochondrial function, but information from early vertebrates like teleost fishes is essentially lacking. We have analyzed mitogenome sequences of ten codfishes (family Gadidae), and provide complete sequences from three new species (Saithe, Pollack and Blue whiting). Characterization of the mitochondrial mRNAs in Saithe ...
    • Characterization of novel precursor miRNAs using next generation sequencing and prediction of miRNA targets in Atlantic halibut 

      Bizuayehu, Teshome; Fernandes, Jorge; Johansen, Steinar Daae; Babiak, Igor (Journal article; Tidsskriftartikkel; Peer reviewed, 2013)
      microRNAs (miRNAs) are implicated in regulation of many cellular processes. miRNAs are processed to their mature functional form in a step-wise manner by multiple proteins and cofactors in the nucleus and cytoplasm. Many miRNAs are conserved across vertebrates. Mature miRNAs have recently been characterized in Atlantic halibut (Hippoglossus hippoglossus L.). The aim of this study was to identify and ...
    • Chemical and Enzyme-Assisted Extraction of Fucoidan from two Species of Brown Macroalgae (Ascophyllum nodosum and Saccharina latissima) 

      Maribu, Ingrid; Arnesen, Jan-Arne; Elvevold, Kjetil; Haug, Tor (Conference object; Konferansebidrag, 2022)
      Macroalgae are vital species and are known to produce a wide range of bioactive compounds including polysaccharides, such as fucoidan. Traditionally, these compounds are extracted using hazardous solvents that leads to environmental pollution and waste. Considering this, more sustainable technologies are being investigated as greener alternatives.<p> <p>The main goal of this study was to ...
    • Chitinolytic enzymes contribute to the pathogenicity of Aliivibrio salmonicida LFI1238 in the invasive phase of cold-water vibriosis 

      Skåne, Anna; Edvardsen, Per Kristian Thorén; Cordara, Gabriele; Loose, Jennifer Sarah Maria; Leitl, Kira Daryl; Krengel, Ute; Sørum, Henning; Askarian, Fatemeh; Vaaje-Kolstad, Gustav (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-08-08)
      Background - Aliivibrio salmonicida is the causative agent of cold-water vibriosis in salmonids (Oncorhynchus mykiss and Salmo salar L.) and gadidae (Gadus morhua L.). Virulence-associated factors that are essential for the full spectrum of A. salmonicida pathogenicity are largely unknown. Chitin-active lytic polysaccharide monooxygenases (LPMOs) have been indicated to play roles in both chitin ...
    • Chlamydia pecorum associated with an outbreak of infectious keratoconjunctivitis in semi-domesticated reindeer in Sweden 

      Sanchez Romano, Javier; Leijon, Mikael; Hagström, Åsa; Jinnerot, Tomas; Rockström, Urlika; Tryland, Morten (Journal article; Tidsskriftartikkel; Peer reviewed, 2019-02-05)
      Infectious keratoconjunctivitis (IKC), the most common ocular disease in ruminants worldwide, has affected semi-domesticated Eurasian reindeer (<i>Rangifer tarandus tarandus</i>) for over 100 years, both as individual cases and in outbreaks affecting tens to hundreds of animals. Recurrent IKC outbreaks have been affecting a semi-domesticated reindeer herd in Östra Kikkejaure (Norrbotten county, ...
    • Chlorhexidine compounds in cosmetic products Risk assessment of antimicrobial and antibiotic resistance development in microorganisms 

      Lunestad, Bjørn Tore; Møretrø, Trond; Hegstad, Kristin; Langsrud, Solveig; Scheie, Anne Aamdal; Kapperud, Georg; Lassen, Jørgen Fr; Nygård, Karin Maria; Robertson, Lucy; Nesbakken, Truls; Olsvik, Ørjan; Tranulis, Michael A.; Tryland, Morten; Rimstad, Espen (Research report; Forskningsrapport, 2010-04-15)
      Chlorhexidine and its salts are reported as being used in cosmetics as an active ingredient to give the desired effect or as a preservative in concentrations of up to 0.3 %. Such products include mouthwashes, hair dying and bleaching formulations, shampoos, anti hair “aging” products and exfoliants, body lotions, eye creams, face cleansers, sun cream, after-sun lotions, ...
    • Cigarette smoking and colorectal cancer mortality among 602,242 Norwegian males and females 

      Parajuli, Ranjan; Bjerkaas, Eivind; Tverdal, Aage; Le Marchand, Loïc; Weiderpass, Elisabete; Gram, Inger Torhild (Journal article; Tidsskriftartikkel; Peer reviewed, 2014)
      Background: Colorectal cancer (CRC) is one of the main cancer types, with high incidence and mortality in Norway. We examined the association between different measures of smoking exposure and CRC mortality overall and by subsite in a large Norwegian cohort. Methods: We followed 602,242 participants from four Norwegian health surveys, aged 19–67 years at enrollment between 1972 and 2003 by linkage ...
    • Circadian rhythms of hemostatic factors in tetraplegia: a double-blind, randomized, placebo-controlled cross-over study of melatonin 

      Kostovski, Emil; Dahm, Anders Erik A; Mowinckel, Marie-Christine; Stranda, Annicke; Skretting, Grethe; Østerud, Bjarne; Sandset, Per Morten; Iversen, Per Ole (Journal article; Tidsskriftartikkel; Peer reviewed, 2015-02-03)
      Study design: This is a double-blind, randomized, placebo-controlled cross-over study of melatonin in complete tetraplegia.<p> <p>Objectives: Tetraplegic patients have an increased risk of venous thrombosis despite prophylaxis, blunted variations in melatonin and altered circadian variation of several hemostatic markers. To examine whether melatonin could modify the regulation of hemostasis, we ...
    • Circulating tumor cell-derived pre-clinical models for personalized medicine 

      Tellez Gabriel, Marta; Cochonneau, Denis; Jubelin, Camille; Heymann, Marie-Françoise; Heymann, Dominique (Journal article; Tidsskriftartikkel; Peer reviewed, 2018-12-24)
      The main cause of death from cancer is associated with the development of metastases, resulting from the inability of current therapies to cure patients at metastatic stages. Generating preclinical models to better characterize the evolution of the disease is thus of utmost importance, in order to implement effective new cancer biomarkers and therapies. Circulating Tumor Cells (CTCs) are good ...
    • Circulating tumor cells as a tool for assessing tumor heterogeneity 

      Tellez Gabriel, Marta; Heymann, Marie-Françoise; Heymann, Dominique (Journal article; Tidsskriftartikkel; Peer reviewed, 2019-06-19)
      Tumor heterogeneity is the major cause of failure in cancer prognosis and prediction. Accurately detecting heterogeneity for the development of biomarkers and the detection of the clones resistant to therapy is one of the main goals of contemporary medicine. Metastases belong to the natural history of cancer. The present review gives an overview on the origin of tumor heterogeneity. Recent progress ...
    • Classical and noncanonical functions of miRNAs in cancers 

      Dragomir, Mihnea Paul; Knutsen, Erik; Calin, George A. (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-10-30)
      Alterations in microRNAs (miRNAs) expression are causative in the initiation and progression of human cancers. The molecular events responsible for the widespread differential expression of miRNAs in malignancy are exemplified by their location in cancer-associated genomic regions, epigenetic mechanisms, transcriptional dysregulation, chemical modifications and editing, and alterations in miRNA ...
    • Cleavage of the urokinase receptor (uPAR) on oral cancer cells: Regulation by transforming growth factor - beta1 (TGF-beta1) and potential effects on migration and invasion 

      Magnussen, Synnøve; Hadler-Olsen, Elin Synnøve; Costea, Daniela Elena; Berg, Eli; Cavalcanti Jacobsen, Cristiane de Albuquerque; Mortensen, Bente; Salo, Tuula; Martinez, Inigo Zubiavrre; Winberg, Jan-Olof; Uhlin-Hansen, Lars; Svineng, Gunbjørg (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-05-19)
      Background: Urokinase plasminogen activator (uPA) receptor (uPAR) is up-regulated at the invasive tumour front of human oral squamous cell carcinoma (OSCC), indicating a role for uPAR in tumour progression. We previously observed elevated expression of uPAR at the tumour-stroma interface in a mouse model for OSCC, which was associated with increased proteolytic activity. The tumour microenvironment ...
    • Climate change and environmental impacts on maternal and newborn health with focus on Arctic populations. 

      Rylander, Charlotta; Odland, jon Øyvind; Sandanger, Torkjel Manning (Journal article; Tidsskriftartikkel; Peer reviewed, 2011)
      In 2007, the Intergovernmental Panel on Climate Change (IPCC) presented a report on global warming and the impact of human activities on global warming. Later the Lancet commission identified six ways human health could be affected. Among these were not environmental factors which are also believed to be important for human health. In this paper we therefore focus on environmental factors, climate ...
    • Climate change and the potential effects on maternal and pregnancy outcomes: an assessment of the most vulnerable - the mother, fetus, and newborn child 

      Rylander, Charlotta; Odland, Jon Øyvind; Sandanger, Torkjel Manning (Journal article; Tidsskriftartikkel; Peer reviewed, 2013)
      In 2007, the Intergovernmental Panel on Climate Change (IPCC) presented a large amount of evidence about global warming and the impact of human activities on global climate change. The Lancet Commission have identified a number of ways in which climate change can influence human health: lack of food and safe drinking water, poor sanitation, population migration, changing disease patterns and ...
    • Climate Change Causes Molecular-Level Stress Responses 

      Urbarova, Ilona (Journal article; Tidsskriftartikkel, 2019)
      Anemones are abundant in an acidified ocean. But are they thriving? New genomics research shows that ocean acidification puts these animals under considerable stress. The good news is that some marine animals can tolerate the impacts of increased carbon dioxide levels in seawater.
    • Clincal use of optical coherence tomography to identify angiographic silent stent thrombosis 

      Steigen, Sonja Eriksson; Holm, Niels R.; Butt, Noreen; Maeng, Michael; Otsuka, Fumiyuki; Virmani, Renu; Ladich, Elena; Steigen, Terje (Journal article; Tidsskriftartikkel; Peer reviewed, 2014)
      Objectives. Patients previously treated with coronary stents may suffer an acute coronary syndrome (ACS) without any evidence of thrombus formation on coronary angiography (CAG). This may be due to partial, nonocclusive stent thrombosis with microembolization. In this paper, we illustrate possible mechanisms both with optical coherence tomography (OCT) and histology. Design. We present two cases ...