Viser treff 101-120 av 358

    • Piggybacking on Niche Adaptation Improves the Maintenance of Multidrug-Resistance Plasmids 

      Kloos, Julia Maria; Gama, João Alves; Hegstad, Joachim; Samuelsen, Ørjan; Johnsen, Pål Jarle (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-03-24)
      The persistence of plasmids in bacterial populations represents a puzzling evolutionary problem with serious clinical implications due to their role in the ongoing antibiotic resistance crisis. Recently, major advancements have been made toward resolving this “plasmid paradox” but mainly in a nonclinical context. Here, we propose an additional explanation for the maintenance of multidrug‐resistance ...
    • From Paper to E-Prescribing of Multidose Drug Dispensing: A Qualitative Study of Workflow in a Community Care Setting 

      Jøsendal, Anette Vik; Bergmo, Trine Strand (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-02-16)
      E-prescribing is now widespread and, in some countries, has completely replaced paper prescriptions. In Norway, almost all prescribing is electronic, except for multidose drug dispensing (MDD), which is still sent to the pharmacy by fax or ordinary mail. MDD is an adherence aid used by one-third of all patients receiving home care services. In this paper, we present results from a qualitative study ...
    • Adherence to prescription guidelines and achievement of treatment goals among persons with coronary heart disease in Tromsø 7 

      Pedersen, Elisabeth; Garcia, Beate Hennie; Halvorsen, Kjell H.; Eggen, Anne Elise; Schirmer, Henrik; Waaseth, Marit (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-01-21)
      Background - Adherence to clinical practice guidelines for coronary heart disease (CHD) reduces morbidity, mortality and treatment costs. We aimed to describe and compare adherence to prescription guidelines for persons with CHD, and explore its association with treatment goal achievement.<p> <p>Method - We included all participants reporting myocardial infarction, angina, percutaneous coronary ...
    • Time distribution for pharmacists conducting a randomized controlled trial — An observational time and motion study. 

      Havnes, Kjerstin; Lehnbom, Elin; Walter, Scott R.; Garcia, Beate; Halvorsen, Kjell H. (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-04-30)
      Introduction - An expected future increase in older adults will demand changes in health care delivery, making development, implementation and evaluation of new health care models essential. The rationale for political decision-making concerning the implementation and application of interventions in health care should include cost estimations, specifically those involving clinical interventions. To ...
    • Characterization of Liposomes Using Quantitative Phase Microscopy (QPM) 

      Cauzzo, Jennifer; Jayakumar, Nikhil; Ahluwalia, Balpreet Singh; Ahmad, Azeem; Skalko-Basnet, Natasa (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-04-21)
      The rapid development of nanomedicine and drug delivery systems calls for new and effective characterization techniques that can accurately characterize both the properties and the behavior of nanosystems. Standard methods such as dynamic light scattering (DLS) and fluorescent-based assays present challenges in terms of system’s instability, machine sensitivity, and loss of tracking ability, among ...
    • Current challenges and future perspectives in oral absorption research: An opinion of the UNGAP network 

      Vinarov, Zahari; Abrahamsson, Bertil; Artursson, Per; Batchelor, Hannah; Berben, Philippe; Bernkop-Schnürch, Andreas; Butler, James; Ceulemans, Jens; Davies, Nigel; Dupont, Didier; Flaten, Gøril Eide; Fotaki, Nikoletta; Griffin, Brendan T.; Jannin, Vincent; Keemink, Janneke; Kesisoglou, Filippos; Koziolek, Mirko; Kuentz, Martin; Mackie, Alan R.; Meléndez-Martínez, Antonio J.; McAllister, Mark; Müllertz, Anette; O'Driscoll, Caitriona M.; Parrott, Neil; Paszkowska, Jadwiga; Pavek, Petr; Porter, Christopher J.H.; Reppas, Christos; Stillhart, Cordula; Sugano, Kiyohiko; Toader, Elena; Valentová, Kateřina; Vertzoni, Maria; De Wildt, Saskia N.; Wilson, Clive G.; Augustijns, Patrick (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-02-18)
      Although oral drug delivery is the preferred administration route and has been used for centuries, modern drug discovery and development pipelines challenge conventional formulation approaches and highlight the insufficient mechanistic understanding of processes critical to oral drug absorption. This review presents the opinion of UNGAP scientists on four key themes across the oral absorption ...
    • High-Intensity Exercise Improves Fatigue, Sleep, and Mood in Patients With Axial Spondyloarthritis: Secondary Analysis of a Randomized Controlled Trial 

      Sveaas, Silje Halvorsen; Dagfinrud, Hanne; Berg, Inger Jorid; Provan, Sella Aarrestad; Johansen, Melissa Woll; Pedersen, Elisabeth; Bilberg, Annelie (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-05-04)
      <i>Objective</i> - Although exercise is recommended in the treatment of axial spondyloarthritis (axSpa), the focus has been on flexibility, and the effect of high-intensity exercises is unknown. The purpose of this study was to investigate the effect of high-intensity exercises on fatigue, sleep, and mood in patients with axSpA.<br><br> <i>Methods</i> - In this secondary analysis of a randomized ...
    • Dyes in Disguise: characterization of fluorescently labeled liposomes 

      Cauzzo, Jennifer; Nystad, Mona; Holsæter, Ann Mari; Basnet, Purusotam; Skalko-Basnet, Natasa (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-07-09)
      The rather limited success of translation from basic research to clinical application has been highlighted as a major issue in the nanomedicine field. To identify the factors influencing the applicability of nanosystems as drug carriers and potential nanomedicine, we focused on following their fate through fluorescence-based assays, namely flow cytometry and imaging. These methods are often used to ...
    • Predicting oral absorption of fenofibrate in lipid-based drug delivery systems by combining in vitro lipolysis with the mucus-PVPA permeability model 

      Falavigna, Margherita; Klitgaard, Mette; Berthelsen, Ragna; Mullertz, Anette; Flaten, Gøril Eide (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-09-08)
      The aim of this work was to develop a new in vitro lipolysis-permeation model to predict the in vivo absorption of fenofibrate in self-nanoemulsifying drug delivery systems (SNEDDSs). More specifically, the in vitro intestinal lipolysis model was combined with the mucus-PVPA (Phospholipid Vesicle-based Permeation Assay) in vitro permeability model. Biosimilar mucus (BM) was added to the surface of ...
    • Tn1 transposition in the course of natural transformation enables horizontal antibiotic resistance spread in Acinetobacter baylyi 

      Kloos, Julia Maria; Johnsen, Pål Jarle; Harms, Klaus (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-12-03)
      Transposons are genetic elements that change their intracellular genomic position by transposition and are spread horizontally between bacteria when located on plasmids. It was recently discovered that transposition from fully heterologous DNA also occurs in the course of natural transformation. Here, we characterize the molecular details and constraints of this process using the replicative transposon ...
    • Barrierer mot etterlevelse av retningslinjer for helsepersonell i sykehus 

      Evenstad, Berit; Larsen, Lill Sverresdatter; Gravningen, Kirsten Midttun (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-10-28)
      <p><i>Bakgrunn:</i> Kunnskapsbaserte faglige retningslinjer skal bidra til å kvalitetssikre helsetjenesten. Tidligere forskning viser et gap mellom anbefalinger i retningslinjer og klinisk praksis. Få studier har undersøkt etterlevelsen av retningslinjer blant helsepersonell på sykehus etter avsluttet implementering. Denne studien tar utgangspunkt i «Keisersnittprosjektet», et kvalitetsforbedringsprosjekt ...
    • Biomimicry of microbial polysaccharide hydrogels for tissue engineering and regenerative medicine - A review 

      Ng, Jian Yao; Obuobi, Sybil Akua Okyerewa; Chua, Mei Ling; Zhang, Chi; Hong, Shiqi; Kumar, Yogesh; Gokhale, Rajeev; Ee, Pui Lai Rachel (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-04-29)
      Hydrogels as artificial biomaterial scaffolds offer a much favoured 3D microenvironment for tissue engineering and regenerative medicine (TERM). Towards biomimicry of the native ECM, polysaccharides from Nature have been proposed as ideal surrogates given their biocompatibility. In particular, derivatives from microbial sources have emerged as economical and sustainable biomaterials due to their ...
    • Liposomes-in-hydrogel delivery system enhances the potential of resveratrol in combating vaginal chlamydia infection 

      Jøraholmen, May Wenche; Johannessen, Mona; Gravningen, Kirsten Midttun; Puolakkainen, Mirja; Acharya, Ganesh; Basnet, Purusotam; Skalko-Basnet, Natasa (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-12-11)
      <i>Chlamydia trachomatis</i> is the most common cause of bacterial sexually transmitted infections and causes serious reproductive tract complications among women. The limitations of existing oral antibiotics and treatment of antimicrobial resistance require alternative treatment options. We are proposing, for the first time, the natural polyphenol resveratrol (RES) in an advanced delivery system ...
    • Liposomal delivery of antibiotic loaded nucleic acid nanogels with enhanced drug loading and synergistic anti-inflammatory activity against S. aureus intracellular infections 

      Obuobi, Sybil Akua Okyerewa; Julin, Kjersti; Fredheim, Elizabeth G. Aarag; Johannessen, Mona; Skalko-Basnet, Natasa (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-06-07)
      The persistence of <i>Staphylococcus aureus</i> has been accredited to its ability to escape immune response via host cell invasion. Despite the efficacy of many antibiotics against <i>S. aureus</i>, the high extracellular concentrations of conventional antibiotics required for bactericidal activity is limited by their low cellular accumulation and poor intracellular retention. While nanocarriers ...
    • Simultaneous assessment of in vitro lipolysis and permeation in the mucus-PVPA model to predict oral absorption of a poorly water soluble drug in SNEDDSs 

      Falavigna, Margherita; Brurok, Sunniva; Klitgaard, Mette; Flaten, Gøril Eide (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-01-21)
      The prediction of the <i>in vivo</i> performance of self-nanoemulsifying drug delivery systems (SNEDDSs) is currently gaining increasing attention. Therefore, the need for reliable <i>in vitro</i> models able to assess the drug solubilization capacity of such formulations upon <i>in vitro</i> lipolysis, as well as to concomitantly evaluate <i>in vitro</i> drug permeation, has become ever so evident. ...
    • Cross-border spread of blaNDM-1- and blaOXA-48-positive Klebsiella pneumoniae: a European collaborative analysis of whole genome sequencing and epidemiological data, 2014 to 2019 

      Ludden, Catherine; Lötsch, Felix; Alm, Erik; Kumar, Narender; Johansson, Karin; Albiger, Barbara; Huang, Te-Din; Denis, Olivier; Hammerum, Anette M.; Hasman, Henrik; Jalava, Jari; Räisänen, Kati; Dortet, Laurent; Jousset, Agnès B.; Gatermann, Sören; Haller, Sebastian; Cormican, Martin; Brennan, Wendy; Grosso, Maria Del; Monaco, Monica; Schouls, Leo; Samuelsen, Ørjan; Pirš, Mateja; Cerar, Tjaša; Oteo-Iglesias, Jésus; Pérez-Vázquez, Maria; Sjöström, Karin; Edquist, Petra; Hopkins, Katie L.; Struelens, Marc J.; Palm, Daniel; Monnet, Dominique L.; Kohlenberg, Anke (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-05-21)
      An alert regarding an outbreak of carbapenem-resistant <i>Klebsiella pneumoniae</i> carrying <i>bla</i> <sub>NDM-1</sub> and <i>bla</i> <sub>OXA-48</sub> carbapenemase-encoding genes was sent by Germany to European Union (EU)/European Economic Area (EEA) countries in October 2019. Since only limited whole genome sequencing (WGS) data on <i>bla</i> <sub>NDM-1-</sub> and <i>bla</i> <sub>OXA-48</sub>-positive ...
    • Challenges and Best Practices in Ethical Review of Human and Organizational Factors Studies in Health Technology: a Synthesis of Testimonies 

      Peute, Linda W.; Lichtner, Valentina; Baysari, Melissa T.; Hägglund, Maria; Homco, Juell; Jansen-Kosterink, Stephanie; Jauregui, Ignacio; Kaipio, Johanna; Kuziemsky, Craig E.; Lehnbom, Elin; Leite, Francisca; Lesselroth, Blake; Luna, Daniel; Otero, Carlos; Pedersen, Rune; Pelayo, Sylvia; Santos, Raquel; Silva, Nuno-André; Tyllinen, Mari; Van Velsen, Lex; Zheng, Wu Yi; Jaspers, Monique; Marcilly, Romaric (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-04-17)
      <i>Objective</i>: Human and Organizational Factors (HOF) studies in health technology involve human beings and thus require Institutional Review Board (IRB) approval. Yet HOF studies have specific constraints and methods that may not fit standard regulations and IRB practices. Gaining IRB approval may pose difficulties for HOF researchers. This paper aims to provide a first overview of HOF study ...
    • Genetic dominance governs the evolution and spread of mobile genetic elements in bacteria 

      Rodríguez-Beltrán, Jerónimo; Sørum, Vidar; Toll-Riera, Macarena; de la Vega, Carmen; Peña-Miller, Rafael; San Millán, Álvaro (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-06-22)
      Mobile genetic elements (MGEs), such as plasmids, promote bacterial evolution through horizontal gene transfer (HGT). However, the rules governing the repertoire of traits encoded on MGEs remain unclear. In this study, we uncovered the central role of genetic dominance shaping genetic cargo in MGEs, using antibiotic resistance as a model system. MGEs are typically present in more than one copy per ...
    • Selection or drift: The population biology underlying transposon insertion sequencing experiments 

      Mahmutovic, Anel; Abel zur Wiesch, Pia; Abel, Sören (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-03-25)
      <p>Transposon insertion sequencing methods such as Tn-seq revolutionized microbiology by allowing the identification of genomic loci that are critical for viability in a specific environment on a genome-wide scale. While powerful, transposon insertion sequencing suffers from limited reproducibility when different analysis methods are compared. From the perspective of population biology, this may be ...
    • All non-adherence is equal, but is some more equal than others? TB in the digital era 

      Stagg, Helen; Flook, Mary; Martinecz, Antal; Kielmann, Karina; Abel zur Wiesch, Pia; Karat, Aaron; Lipman, Marc; Sloan, Derek; Walker, Elizabeth; Fielding, Katherine L (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-11-02)
      Adherence to treatment for tuberculosis (TB) has been a concern for many decades, resulting in the World Health Organization's recommendation of the direct observation of treatment in the 1990s. Recent advances in digital adherence technologies (DATs) have renewed discussion on how to best address nonadherence, as well as offering important information on dose-by-dose adherence patterns and their ...