Viser treff 281-300 av 656

    • Pharmacokinetics and pharmacodynamics of fosfomycin and its activity against extended-spectrum-lactamase-, plasmid-mediated AmpC-, and carbapenemase-producing escherichia coli in a murine urinary tract infection model 

      Zykov, Ilya Nikolaevich; Samuelsen, Ørjan; Jakobsen, Lotte; Småbrekke, Lars; Andersson, Dan I.; Sundsfjord, Arnfinn; Frimodt-Møller, Niels (Journal article; Tidsskriftartikkel; Peer reviewed, 2018-05-25)
      Fosfomycin has become an attractive treatment alternative for urinary tract infections (UTIs) due to increasing multidrug resistance (MDR) in <i>Escherichia coli</i>. In this study, we evaluated the pharmacokinetic (PK) and pharmacodynamic (PD) indices of fosfomycin and its <i>in vivo</i> activity in an experimental murine model of ascending UTI. Subcutaneous administration of fosfomycin showed that ...
    • Physical stability of an all-in-one parenteral nutrition admixture for preterm infants upon mixing with micronutrients and drugs 

      Staven, Vigdis; Wang, Siri; Grønlie, Ingrid; Tho, Ingunn (Journal article; Tidsskriftartikkel; Peer reviewed, 2018-07-07)
      <p><I>Objectives</I>: The main objective was to investigate Y-site compatibility of intravenous drugs with one standard total parenteral nutrition (TPN) admixture for preterm infants. Since micro-precipitation was observed in the water phase after addition of trace elements, the concentration effect on micro-precipitation formation developed as a sub-goal.</p> <p><I>Methods</I>: Seven drugs ...
    • Beta-glucan-loaded nanofiber dressing improves wound healing in diabetic mice 

      Grip, Jostein; Engstad, Rolf Einar; Skjæveland, Ingrid; Skalko-Basnet, Natasa; Isaksson, Johan; Basnet, Purusotam; Holsæter, Ann Mari (Journal article; Tidsskriftartikkel; Peer reviewed, 2018-06-01)
      The increased prevalence of chronic wounds requires novel treatment options. The aim of this study was to develop a beta-glucan (βG)-loaded nanofiber wound dressing. Nanofibers were prepared using the needle-free Nanospider™ technology, an electrospinning method which enables the production of nanofibers at an industrial scale. The βG was selected as active ingredient based on its confirmed wound ...
    • Drug permeability profiling using cell-free permeation tools: Overview and applications 

      Berben, Philippe; Bauer-Brandl, Annette; Brandl, Martin; Faller, Bernard; Flaten, Gøril Eide; Jacobsen, Ann-Cathrine; Brouwers, Joachim; Augustijns, Patrick (Journal article; Tidsskriftartikkel; Peer reviewed, 2018-04-13)
      Cell-free permeation systems are gaining interest in drug discovery and development as tools to obtain a reliable prediction of passive intestinal absorption without the disadvantages associated with cell- or tissue-based permeability profiling. Depending on the composition of the barrier, cell-free permeation systems are classified into two classes including (i) biomimetic barriers which are ...
    • Dual-specificity MAP kinase phosphatases in health and disease 

      Seternes, Ole Morten; Kidger, Andrew M; Keyse, Stephen M (Journal article; Tidsskriftartikkel; Peer reviewed, 2018-09-08)
      It is well established that a family of dual-specificity MAP kinase phosphatases (MKPs) play key roles in the regulated dephosphorylation and inactivation of MAP kinase isoforms in mammalian cells and tissues. MKPs provide a mechanism of spatiotemporal feedback control of these key signalling pathways, but can also mediate crosstalk between distinct MAP kinase cascades and facilitate interactions ...
    • Novel in situ gel-forming solid dosage form (gfSDF) prepared by the simple syringe-based moulding: A screening study 

      Falavigna, Margherita; Skalko-Basnet, Natasa; Cavallari, Cristina; Pini, Andrea; Luppi, Barbara; Di Cagno, Massimiliano Pio (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-05-05)
      The aim of this study was to prepare and optimize a novel type of in situ gel-forming solid dosage form (gfSDF) to be used in the treatment of mucosal/skin ulcerations. For this purpose, a simple but reliable syringe-based hot melt/moulding method was employed. Chloramphenicol (antibiotic) and ibuprofen (anti-inflammatory) were chosen as model active pharmaceutical ingredients (APIs) to be loaded ...
    • Medication management in municipality based health care: a time and motion study of nurses 

      Holmqvist, Malin; Ekstedt, Mirjam; Walter, Scott R; Lehnbom, Elin (Journal article; Tidsskriftartikkel; Peer reviewed, 2018-07-01)
      The objective of this observational time and motion study was to increase our understanding of how nurses in home healthcare currently distribute their work time with a focus on the medication management process. The research was conducted in four municipalities in the southern part of Sweden. Participants were nurses working in home healthcare. The study measured proportion of time, comparison ...
    • A search for miRNAs that regulates the expression of the atypical kinases ERK3, ERK4 and MK5 

      Dyrseth, Torny (Master thesis; Mastergradsoppgave, 2013-11-27)
      In 2010, there were 2839 women and 13 men diagnosed with breast cancer in Norway, which was equivalent to an increase of almost 50% since 1956. The risk of developing breast cancer increases with age, and will affect one in ten women during their lifetime. Despite a substantial increase in the number of early-stage breast cancers detected due to screening-programs, there is still a need for new and ...
    • Helse- og miljørisikovurdering av genmodifisert bomullslinje MON 15985 fra Monsanto (EFSA/GMO/UK/2008/57): Uttalelse fra Faggruppe for genmodifiserte organismer i Vitenskapskomiteen for mattrygghet 

      Berdal, Knut G; Bøhn, Thomas; Clarke, Jihong; Finne, Merethe Aasmo; Holck, Askild Lorentz; Klungland, Helge; Linnestad, Casper; Meadow, Richard; Mikalsen, Arne; Myhr, Anne Ingeborg; Nerland, Audun Helge; Nes, Ingolf; Nielsen, Kaare Magne; Sorteberg, Hilde-Gunn Opsahl; Stabbetorp, Odd Egil; Vikse, Rose (Research report; Forskningsrapport, 2008-11-28)
      <i>Hovedbudskap</i>: Mattilsynet og Direktoratet for naturforvalting (DN) ber Vitenskapskomiteen for mattrygghet om å vurdere den genmodifiserte bomullslinjen MON 15985 til import, prosessering, og til bruk i næringsmidler og fôrvarer. Søknaden gjelder ikke dyrking. Monsanto søkte opprinnelig om godkjenning av bomullslinjen i 2005, men søknaden ble trukket og erstattet av vedlagte søknad i 2008. I ...
    • Helse- og miljørisikovurdering av genmodifisert mais MON 863 til import, prosessering og fôr under EU-direktiv 2001/18 (Notifikasjon C/DE/02/9). Uttalelse fra Faggruppe for genmodifiserte organismer i Vitenskapskomiteen for mattrygghet 

      Andreassen, Åshild Kristine; Brandtzæg, Per; Holck, Askild Lorentz; Junttila, Olavi; Konestabo, Heidi Sjursen; Meadow, Richard; Nielsen, Kaare Magne; Sorteberg, Hilde-Gunn Opsahl; Vikse, Rose (Research report; Forskningsrapport, 2013)
      <p>I forbindelse med forberedelse til implementering av EU-forordning 1829/2003 i norsk rett har Miljødirektoratet (tidligere Direktoratet for Naturforvalting) bedt Mattilsynet om vurderinger av alle genmodifiserte organismer (GMOer) og avledete produkter som inneholder eller består av GMOer som er godkjent under forordning 1829/2003 eller direktiv 2001/18, og som er godkjent for ett eller flere ...
    • Conserved collateral antibiotic susceptibility networks in diverse clinical strains of Escherichia coli 

      Podnecky, Nicole L.; Aarag, Elizabeth; Kloos, Julia Maria; Sørum, Vidar; Primicerio, Raul; Roberts, Adam Paul; Rozen, Daniel E.; Samuelsen, Ørjan; Johnsen, Pål Jarle (Journal article; Tidsskriftartikkel; Peer reviewed, 2018-09-10)
      There is urgent need to develop novel treatment strategies to reduce antimicrobial resistance. Collateral sensitivity (CS), where resistance to one antimicrobial increases susceptibility to other drugs, might enable selection against resistance during treatment. However, the success of this approach would depend on the conservation of CS networks across genetically diverse bacterial strains. Here, ...
    • Risk assessment of insect-resistant and herbicide-tolerant genetically modified maize 1507 for cultivation, import, processing, food and feed uses under Directive 2001/18/EC (C/ES/01/01, C/NL/00/10) and Regulation (EC) No 1829/2003 (EFSA/GMO/NL/2004/02, EFSA/GMO/RX/1507). Opinion of the Panel on Genetically Modified Organisms of the Norwegian Scientific Committee for Food Safety 

      Meadow, Richard; Asare, Nana Yaa Ohene; Finne, Merethe Aasmo; Junttila, Olavi; Kirkendall, Lawrence R.; Måren, Inger Elisabeth; Yazdankhah, Siamak Pour; Dahl, Knut Helkås; Dalen, Knut Tomas; Nielsen, Kaare Magne; Sanden, Monica; Vikse, Rose; Sorteberg, Hilde-Gunn Opsahl (Research report; Forskningsrapport, 2017-07-06)
      The Norwegian Environment Agency (NEA) and the Norwegian Food Safety Authority (NFSA) requested the Norwegian Scientific Committee for Food Safety (Vitenskapskomiteen for mattrygghet, VKM) for an opinion of potential risks to biodiversity and agriculture in Norway associated with import of seeds for sowing, and cultivation of insect-resistant and herbicide-tolerant genetically modified maize ...
    • Vurdering av publikasjonen: “Long term toxicity of a Roundup herbicide and a Rounduptolerant genetically modified maize” (Séralini et al. (2012), Food Chem Toxicol 50*). Uttalelse fra Faggruppen for genmodifiserte organismer i Vitenskapskomiteen for mattrygghet 

      Nerland, Audun Helge; Bakke, Anne Marie; Bernhoft, Aksel; Rivedal, Edgar; Torp, Torfinn; Brandtzæg, Per; Holck, Askild Lorentz; Junttila, Olavi; Konestabo, Heidi Sjursen; Meadow, Richard; Mikalsen, Arne; Nielsen, Kaare Magne; Sipinen, Ville Erling; Sorteberg, Hilde-Gunn Opsahl; Vikse, Rose; Andreassen, Åshild Kristine (Research report; Forskningsrapport, 2012-12-20)
      Den 19. september 2012 ble det publisert en artikkel i det tyske tidsskriftet «Food and Chemical Toxicology» som vakte oppmerksomhet i store deler av verden. Artikkelen bygger på en toårig fôringsstudie med rotter og konkluderer med en antatt økt hyppighet for ulike svulstdannelser og nyrelidelser blant dyrene knyttet til den genmodifiserte maisen NK603 og plantevernmidlet Roundup som inneholder ...
    • Considering pharmacy workflow in the context of Australian community pharmacy: a pilot time and motion study 

      Cavaye, D; Lehnbom, Elin; Laba, T-L; El-Boustani, E; Joshi, R; Webster, R (Journal article; Tidsskriftartikkel; Peer reviewed, 2018-01-04)
      <p><i>Background</i>: Given time pressures on primary care physicians, utilising pharmacists for chronic disease management is of great interest. However, limited data are available on the current workflow in community pharmacies to guide these discussions.</p> <p><i>Objective</i>: This study aimed to test the feasibility of collecting workflow data from Australian community pharmacies using ...
    • An Acylation-Finkelstein Approach to Radioiodination of Bioactives: The Role of Amide Group Anchimeric Assistance 

      Fjellaksel, Richard; Dugalic, Damir; Demissie, Taye Beyene; Riss, Patrick; Hjelstuen, Ole Kristian; Sundset, Rune; Hansen, Jørn H (Journal article; Tidsskriftartikkel; Peer reviewed, 2018-02-28)
      Herein, we report a straightforward sequential acylation‐Finkelstein approach to achieve iodination of amine containing bioactives. The utility was demonstrated by successful radiolabelling with <sup>123</sup>I in high radiochemical yield. Moreover, microwave‐assisted Finkelstein reaction can be employed to enhance conversion and reaction rates to obtain the desired iodides. The method is of interest ...
    • Subtype-specific response to bevacizumab is reflected in the metabolome and transcriptome of breast cancer xenografts 

      Borgan, Eldrid; Lindholm, Evita Maria; Moestue, Siver Andreas; Mælandsmo, Gunhild; Lingjærde, Ole Christian; Gribbestad, Ingrid S; Børresen-Dale, Anne-Lise; Engebråten, Olav; Sørlie, Therese (Journal article; Tidsskriftartikkel; Peer reviewed, 2012-10-23)
      <p>Antiangiogenic therapy with bevacizumab has shown varying results in breast cancer clinical trials. Identifying robust biomarkers for selecting patients who may benefit from such treatment and for monitoring response is important for the future use of bevacizumab.</p> <p>Two established xenograft models representing basal‐like and luminal‐like breast cancer were used to study bevacizumab ...
    • Deciphering the landscape of host barriers to Listeria monocytogenes infection 

      Zhang, Ting; Abel, Sören; Abel zur Wiesch, Pia; Sasabe, Jumpei; Davis, Brigid M.; Higgins, Darren E. (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-05-30)
      <i>Listeria monocytogenes</i> is a common food-borne pathogen that can disseminate from the intestine and infect multiple organs. Here, we used sequence tag-based analysis of microbial populations (STAMP) to investigate <i>L. monocytogenes</i> population dynamics during infection. We created a genetically barcoded library of murinized <i>L. monocytogenes</i> and then used deep sequencing to track ...
    • Interaction of CPZEN-45, a novel anti-tubercular drug candidate, with immune cells in vitro 

      Al-Shamkawy, Awfa (Master thesis; Mastergradsoppgave, 2016-05-26)
      Tuberculosis (TB) is an infectious disease that represents a serious global threat, with estimations suggesting that one third of the world’s population is infected. Treating TB today requires long treatment duration and medicines must be administered orally in large doses, which leads to non-compliant patients. CPZEN-45 is a novel anti-TB drug candidate in pre-clinical development, in which pulmonary ...
    • Characterization of a novel class of mutation (Short Patch Illegitimate Recombination) in Acinetobacter baylyi 

      Lunnan, Asbjørn (Master thesis; Mastergradsoppgave, 2013-05-20)
      In prokaryotes, genetic variability contributes to the adaptation to novel environmental conditions, to resistance against threats such as antimicrobial agents and viruses, and ultimately to bacterial evolution through selection and drift. Genetic variability is mainly generated through mutations, e.g. point mutations, deletions, insertions, inversions, and duplications/amplifications. In addition, ...
    • A characterization and comparison of the microRNA expression profile in breast cancer cell lines and exosomes 

      Nikolaisen, Marlen Aas (Master thesis; Mastergradsoppgave, 2013-05-20)
      Breast cancer is the leading cause in cancer deaths among woman worldwide, and one in ten women will experience the disease during their lifetime. Breast cancer accounted for 23% of the total new cancer incidences and 14% of the total cancer deaths in Norway in 2008. One way to potentially improve long-term cancer survival statistics is earlier detection. That includes the discovery and characterization ...