Now showing items 405-424 of 652

    • Mandatory medication indications in electronic systems – the prescriber perspective 

      Baysari, Melissa; Del Gigante, Jessica; Moran, Maria; Lehnbom, Elin; Day, Richard (Journal article; Tidsskriftartikkel; Peer reviewed, 2019)
      As hospitals transition from paper to electronic medication charts, an opportunity exists to ‘nudge’ prescribers to document medication indications by making this data-entry field mandatory. The aim of this study was to explore hospital doctors’ perceptions of mandatory documentation of indications in an electronic medication management (EMM) system. Ten junior doctors took part in brief semi-structured ...
    • Mass Spectrometry Based Metabolomic and Lipidomic Analyses of Algal Biomass. 

      Antonsen, Magnus Andersland (Mastergradsoppgave; Master thesis, 2023-05-14)
      Background: In a project at UiT - the Arctic University of Norway, the lipid profile of the microalgal biomass from the specie Porosira glacialis is mapped using HRMS lipidomic analyses to evaluate the potential for the biomass to be used as fish feed. At the same time, it is desired to screen the same biomass for bioactivities using bioassays in combination with HRMS metabolomic analyses. ...
    • Mechanisms of antibiotic action shape the fitness landscapes of resistance mutations 

      Hemez, Colin; Clarelli, Fabrizio; Palmer, Adam C.; Bleis, Christina; Abel, Sören; Chindelevitch, Leonid; Cohen, Theodore; Abel zur Wiesch, Pia (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-08-24)
      Antibiotic-resistant pathogens are a major public health threat. A deeper understanding of how an antibiotic’s mechanism of action influences the emergence of resistance would aid in the design of new drugs and help to preserve the effectiveness of existing ones. To this end, we developed a model that links bacterial population dynamics with antibiotic-target binding kinetics. Our approach allows ...
    • Medication adherence among persons with coronary heart disease and associations with blood pressure and low-density-lipoprotein-cholesterol 

      Pedersen, Elisabeth; Primicerio, Raul; Halvorsen, Kjell H.; Eggen, Anne Elise; Garcia, Beate Hennie; Schirmer, Henrik; Waaseth, Marit (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-01-21)
      Purpose - To describe medication adherence to lipid-lowering drugs (LLDs), antihypertensive drugs, and acetylsalicylic acid (ASA) among persons with coronary heart disease (CHD) and explore its association with low-density-lipoprotein (LDL)-cholesterol, and systolic and diastolic blood pressure.<p> <p>Methods - Based on record linkage between the seventh wave of the Tromsø Study and the Norwegian ...
    • Medication Assessment Tool for evaluering av antibiotikabehandling for pasienter med samfunnservervet pneumoni (MAT-CAP) i sykehus. Oppdatering, videreutvikling og applisering 

      Pedersen, Elisabeth (Master thesis; Mastergradsoppgave, 2015-05-13)
      Bakgrunn: Medication Assessment Tool (MAT) er et verktøy som brukes for undersøke hvorvidt forskrivning av legemidler er i henhold til kliniske retningslinjer. Et MAT for å undersøke behandling av CAP (MAT-CAP) ble utviklet i 2009 basert på lokale og internasjonale retningslinjer. I 2013 ble det i Norge publisert en nasjonal retningslinje for bruk av antibiotika i sykehus. Formål: å oppdatere og ...
    • Medication Errors and Safety Culture in a Norwegian Hospital 

      Waaseth, Marit; Ademi, Adelina; Fredheim, Mette; Antonsen, Margaret Aarag; Brox, Nina M Bjæring; Lehnbom, Elin (Journal article; Tidsskriftartikkel; Peer reviewed, 2019)
      Medication errors are associated with adverse health outcomes and may prolong hospital stays and increase societal costs. Safety initiatives to reduce adverse health outcomes should be based on reliable information of current shortcomings. The aim of this study was to identify barriers to medication error reporting in a hospital and to describe heath personnel’s views of the safety culture. Seven ...
    • 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 ...
    • Medicine articles on English Wikipedia: Quantifying the presence of pharmaceutical industry edits and analyzing their content. 

      Jadgal, Asia (Mastergradsoppgave; Master thesis, 2022-05-11)
      Today, Wikipedia has developed into a prominent source for health queries to the vast public. Over the years, some studies have been performed to understand what the webpage can and cannot offer. However, the current literature lacks knowledge of how the pharmaceutical industry is present in Wikipedia’s medicine articles. The immediate objective of this research was to quantify the presence of ...
    • Melt processability of amorphous solid dispersions during hot-melt extrusion. Screening using vacuum compression moulding and evaluation by rheology and solid-state analysis 

      Ekblad, Nicklas (Master thesis; Mastergradsoppgave, 2018-05-15)
      Soluplus is a suitable excipient for innovative manufacturing techniques such as hot-melt extrusion (HME). While Soluplus is useful for forming amorphous solid dispersions (ASD’s) during HME, the resulting extrudates are often stiff and brittle. In order to achieve suitable dosage forms, with optimal downstream processability, an efficient screening for suitable formulations is required. Vacuum ...
    • Mercaptoalkanol-derived self-immolative linkers for bioconjugates. Synthesis and analysis 

      Sengee, Myagmarsuren (Master thesis; Mastergradsoppgave, 2021-01-11)
      Many of the anticancer compounds discovered through synthesis or bioprospecting activities are found to be equally toxic to healthy cells and tumors. Consequently, these compounds are not considered as promising drug candidates worthy of further study. This project seeks to develop a novel chemical toolkit that can be utilized to increase the therapeutic value of such toxic compounds by decreasing ...
    • Metabolic biomarkers for response to PI3K inhibition in basal-like breast cancer 

      Moestue, Siver Andreas; Dam, Cornelia Gerarda; Gorad, Saurabh Sayajirao; Kristian, Alexandr; Bofin, Anna M.; Mælandsmo, Gunhild; Engebråten, Olav; Gribbestad, Ingrid S; Bjørkøy, Geir (Journal article; Tidsskriftartikkel; Peer reviewed, 2013)
      Introduction: The phosphatidylinositol 3-kinase (PI3K) pathway is frequently activated in cancer cells through numerous mutations and epigenetic changes. The recent development of inhibitors targeting different components of the PI3K pathway may represent a valuable treatment alternative. However, predicting efficacy of these drugs is challenging, and methods for therapy monitoring are needed. ...
    • Metabolic profiling of marine sponges as a tool to discover novel natural products 

      Søderholm, Kine Lethigangas (Master thesis; Mastergradsoppgave, 2014-05-20)
      In this project metabolic profiling was explored as a means for finding unique and novel natural products. Natural products have had a vital role in drug discovery throughout history and in recent times, that includes the world oceans more and more. Therefore two related species of marine sponges, where the samples were collected from different locations, was chosen to test the methodology. This ...
    • Metabolic reprogramming supports the invasive phenotype in malignant melanoma 

      Bettum, Ingrid Johanne; Gorad, Saurabh Sayajirao; Barkovskaya, Anna; Pettersen, Solveig; Moestue, Siver Andreas; Vasiliauskaite, Kotryna; Tenstad, Ellen; Øyjord, Tove Ragnhild; Risa, Øystein; Nygaard, Vigdis; Mælandsmo, Gunhild; Prasmickaite, Lina (Journal article; Tidsskriftartikkel, 2015)
      Invasiveness is a hallmark of aggressive cancer like malignant melanoma, and factors involved in acquisition or maintenance of an invasive phenotype are attractive targets for therapy. We investigated melanoma phenotype modulation induced by the metastasis-promoting microenvironmental protein S100A4, focusing on the relationship between enhanced cellular motility, dedifferentiation and metabolic ...
    • Metallo-β-lactamase inhibitors by bioisosteric replacement: preparation, activity and binding 

      Skagseth, Susann; Akhter, Sundus; Paulsen, Marianne H; Muhammad, Zeeshan; Samuelsen, Ørjan; Leiros, Hanna-Kirsti S.; Bayer, Annette (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-04-14)
      Bacterial resistance is compromising the use of β-lactam antibiotics including carbapenems. The main resistance mechanism against β-lactams is hydrolysis of the β-lactam ring mediated by serine- or metallo-β-lactamases (MBLs). Although several inhibitors of MBLs have been reported, none has been developed into a clinically useful inhibitor. Mercaptocarboxylic acids are among the most prominent ...
    • Methyl propiolate and 3-butynone: starting points for synthesis of amphiphilic 1,2,3-triazole peptidomimetics for antimicrobial evaluation 

      Bakka, Thomas Aleksander; Strøm, Morten B.; Andersen, Jeanette Hammer; Gautun, Odd Reidar (Journal article; Tidsskriftartikkel; Peer reviewed, 2017-07-29)
      A library of 29 small 1,4-substituted 1,2,3-triazoles was prepared for studies of antimicrobial activity. The pharmacophore model investigated with these substrates was based on small peptidomimetics of antimicrobial peptides and antimicrobials isolated from marine organisms from sub-arctic regions. Using methyl 1,2,3-triazole-carboxylates and 1,2,3-triazole methyl ketones prepared through “click” ...
    • Metodeutvikling og innledende kompatibilitetsstudie mellom antiinfektiva og Olimel N5E gjennom Y-sett infusjon til barn fra 10 - 50 kg 

      Aasarød, Kristin (Master thesis; Mastergradsoppgave, 2011-06)
      Total parenteral ernæring (TPN) gis forebyggende eller korrigerende mot feilernæring til pasienter hvor oral eller enteral ernæring vanskelig lar seg gjøre. TPN inneholder glukose, fett og aminorsyrer i tillegg til viktige vitaminer, sporelementer og elektrolytter. TPN er en steril olje-i-vann (o/v) emulsjon, stabilisert ved hjelp av en lecitin-emulgator. Scenario hvor legemiddel og TPN må administreres ...
    • Mge-cluster: a reference-free approach for typing bacterial plasmids 

      Alonso, Sergio Arredondo; Gladstone, Rebecca Ashley; Pöntinen, Anna Kaarina; Gama, João Alves; Schürch, Anita C.; Lanza, Val F.; Johnsen, Pål Jarle; Samuelsen, Ørjan; Tonkin-Hill, Gerry; Corander, Jukka (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-07-10)
      Extrachromosomal elements of bacterial cells such as plasmids are notorious for their importance in evolution and adaptation to changing ecology. However, high-resolution population-wide analysis of plasmids has only become accessible recently with the advent of scalable long-read sequencing technology. Current typing methods for the classification of plasmids remain limited in their scope which ...
    • Microfluidized liposomes for cellular uptake imaging: Optimization 

      Mork, Silje (Mastergradsoppgave; Master thesis, 2020-05-14)
      Liposomes as drug delivery systems exhibit great potential to deliver active molecules to the targeted site depending on their various characteristics. However, these characteristics are dependent on the manufacturing procedures applied to prepare liposomes. Especially difficult is assurance of reproducible production in large volumes. Therefore an efficient up-scalable method for production of ...
    • Mimicking regional and fasted/fed state conditions in the intestine with the mucus-PVPA in vitro model: The impact of pH and simulated intestinal fluids on drug permeability 

      Falavigna, Margherita; Klitgaard, Mette; Steene, Erik; Flaten, Gøril Eide (Journal article; Tidsskriftartikkel; Peer reviewed, 2019-02-27)
      Intestinal drug absorption following oral administration can be influenced by regional conditions (absorbing surface area, bacterial flora, motility, pH, mucus thickness) and food intake, all of which affect drug solubility and permeability. Therefore, it is crucial to assess the impact of these conditions on the drugability of drugs and formulations. In this study, the ability of the liposome-based ...
    • Modeling of glutamatergic and GABAergic drug targets in the CNS and their interactions with environmental toxicants 

      Ernstsen, Maria Leiknes (Master thesis; Mastergradsoppgave, 2016-05-12)
      The exposure to pollutants is a serious and increasing health problem, which has been associated with increased morbidity and mortality among people. Many toxic compounds can accumulate in the environment and evidence suggests that most people have varying degrees of toxic compounds within their body. This can result in disruption of many physiological processes in the human body and the development ...