Viser treff 61-80 av 656

    • Co-products from the Atlantic salmon filleting industry – Their properties, stability and potential as human food ingredients 

      Ulleberg, Didrik; Sletten, Ingrid Bøe; Jakobsen, Anita Nordeng; Svenning, Jon Brage; Lerfall, Jørgen (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-03-20)
      The present study impacts the growing knowledge about co-products obtained from the primary processing of Atlantic salmon (Salmo Salar L.) as food ingredients by highlighting their microbial and chemical composition and stability. The proximate composition varied between the co-products from the fatty belly-flap (34% lipid, 15% protein) to the leaner deboned meat (10% fat, 22% protein) (p < 0.001), ...
    • Scalable Analysis of Untargeted LC-HRMS Data by Means of SQL Database Archiving 

      Mardal, Marie; Dalsgaard, Petur W.; Rasmussen, Brian S.; Linnet, Kristian; Mollerup, Christian B. (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-02-20)
      Liquid chromatography-high-resolution mass spectrometry (LC-HRMS) is widely used to detect chemicals with a broad range of physiochemical properties in complex biological samples. However, the current data analysis strategies are not sufficiently scalable because of data complexity and amplitude. In this article, we report a novel data analysis strategy for HRMS data founded on structured query ...
    • Phosphoproteomic analysis identifies supervillin as an ERK3 substrate regulating cytokinesis and cell ploidy 

      Javary, Joaquim; Goupil, Eugénie; Soulez, Mathilde; Kanshin, Evgeny; Bouchard, Antoine; Seternes, Ole Morten; Thibault, Pierre; Labbé, Jean-Claude; Meloche, Sylvain (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-12-28)
      Extracellular signal-regulated kinase 3 (ERK3) is a poorly characterized member of the mitogen-activated protein (MAP) kinase family. Functional analysis of the ERK3 signaling pathway has been hampered by a lack of knowledge about the substrates and downstream effectors of the kinase. Here, we used large-scale quantitative phosphoproteomics and targeted gene silencing to identify direct ERK3 substrates ...
    • Insight into the mechanism behind oral bioavailability-enhancement by nanosuspensions through combined dissolution/permeation studies 

      Lynnerup, Jakob Tobias; Eriksen, Jonas Borregaard; Bauer-Brandl, Annette; Holsæter, Ann Mari; Brandl, Martin (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-03-02)
      As numerous new drug candidates are poorly water soluble, enabling formulations are needed to increase their bioavailability for oral administration. Nanoparticles are a conceptually simple, yet resource consuming strategy for increasing drug dissolution rate, as predicting in vivo oral absorption using in vitro dissolution remains difficult. The objective of this study was to obtain insight into ...
    • Strong pathogen competition in neonatal gut colonisation 

      Mäklin, Tommi; Thorpe, Harry Arthur Frank Wright; Pöntinen, Anna Kaarina; Gladstone, Rebecca Ashley; Shao, Yan; Pesonen, Maiju; McNally, Alan; Johnsen, Pål Jarle; Samuelsen, Ørjan; Lawley, Trevor D.; Honkela, Antti; Corander, Jukka (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-12-01)
      Opportunistic bacterial pathogen species and their strains that colonise the human gut are generally understood to compete against both each other and the commensal species colonising this ecosystem. Currently we are lacking a population-wide quantification of strain-level colonisation dynamics and the relationship of colonisation potential to prevalence in disease, and how ecological factors ...
    • Targeted PFAS analyses and Extractable Organofluorine – Enhancing our Understanding of the presence of unknown PFAS in Norwegian wildlife 

      Herzke, Dorte; Nikiforov, Vladimir; Yeung, Leo WY.; Moe, Børge; Routti, Heli Anna Irmeli; Nygård, Torgeir; Gabrielsen, Geir W.; Hanssen, Linda (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-11-17)
      With the current possible presence of thousands of PFAS compounds in industrial emissions, there is an increasing need to assess the impacts of PFAS regulation of conventional PFAS on one hand and the exposure to emerging and yet unknown PFAS on the other. Today’s analytical methodologies using targeted approaches are not sufficient to determine the complete suite of PFAS present. To evaluate the ...
    • Communication about medication management during patient-physician consultations in primary care: a participant observation study 

      Adelsjö, Igor; Nilsson, Lina; Hellström, Amanda; Ekstedt, Mirjam; Lehnbom, Elin (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-11-03)
      Objective - To explore communication about medication management during annual consultations in primary care. Design: passive participant observations of primary care consultations.<p> <p>Setting - Two primary care centres in southern Sweden.<p> <p>Participants - Consultations between 18 patients (over the age of 60 years) with chronic diseases and 10 general practitioners (GPs) were observed, ...
    • Tailored anti-biofilm activity – Liposomal delivery for mimic of small antimicrobial peptide 

      Hemmingsen, Lisa Myrseth; Giordani, Barbara; Paulsen, Marianne Hagensen; Vanic, Zeljka; Flaten, Gøril Eide; Vitali, Beatrice; Basnet, Purusotam; Bayer, Annette; Strøm, Morten B.; Skalko-Basnet, Natasa (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-12-13)
      The eradication of bacteria embedded in biofilms is among the most challenging obstacles in the management of chronic wounds. These biofilms are found in most chronic wounds; moreover, the biofilm-embedded bacteria are considerably less susceptible to conventional antimicrobial treatment than the planktonic bacteria. Antimicrobial peptides and their mimics are considered attractive candidates in the ...
    • Potential Safety Issues With Combined Use of Dietary Supplements and Medication – Focus on Interactions 

      Waaseth, Marit; Rønning, Silje Brækkan; Skeie, Guri (Chapter; Bokkapittel, 2022-11-09)
      The use of dietary supplements (DS) is widespread and tends to increase with age and female gender. DS use can in some situations represent a safety risk for patients. For instance, concomitant use of medication and dietary supplements, particularly herbal remedies, may cause clinically significant pharmacological interactions. The study underlying this chapter aimed to investigate the prevalence ...
    • Evolutionary Instability of Collateral Susceptibility Networks in Ciprofloxacin-Resistant Clinical Escherichia coli Strains 

      Sørum, Vidar; Øynes, Emma Lu; Sollied Møller, Anna; Harms, Klaus; Samuelsen, Ørjan; Podnecky, Nicole L.; Johnsen, Pål Jarle (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-07-07)
      ABSTRACT Collateral sensitivity and resistance occur when resistance development toward one antimicrobial either potentiates or deteriorates the effect of others. Previous reports on collateral effects on susceptibility focus on newly acquired resistance determinants and propose that novel treatment guidelines informed by collateral networks may reduce the evolution, selection, and spread of ...
    • Interdisciplinary collaboration across secondary and primary care to improve medication safety in the elderly (The IMMENSE study) – a randomized controlled trial 

      Johansen, Jeanette Schultz; Halvorsen, Kjell H.; Svendsen, Kristian; Havnes, Kjerstin; Robinson, Eirin Guldsten; Ljones Wetting, Hilde; Haustreis, Stine; Småbrekke, Lars; Kamycheva, Elena; Garcia, Beate Hennie (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-10-26)
      Background - Suboptimal medication use contributes to a substantial proportion of hospitalizations and emergency department visits in older adults. We designed a clinical pharmacist intervention to optimize medication therapy in older hospitalized patients. Based on the integrated medicine management (IMM) model, the 5-step IMMENSE intervention comprise medication reconciliation, medication review, ...
    • Interlaboratory evaluation of a digital holographic microscopy–based assay for label-free in vitro cytotoxicity testing of polymeric nanocarriers 

      Marzi, Anne; Eder, Kai Moritz; Barroso, Álvaro; Wågbø, Ane Marit; Mørch, Ýrr Asbjørg; Hatletveit, Anne Rein; Visnes, Torkild; Schmid, Ruth Baumberger; Klinkenberg, Geir; Kemper, Björn; Schnekenburger, Jürgen (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-07-08)
      State-of-the-art in vitro test systems for nanomaterial toxicity assessment are based on dyes and several staining steps which can be affected by nanomaterial interference. Digital holographic microscopy (DHM), an interferometry-based variant of quantitative phase imaging (QPI), facilitates reliable proliferation quantification of native cell populations and the extraction of morphological features ...
    • Phenotypic and genotypic characterisation of thymine auxotrophy in Escherichia coli isolated from a patient with recurrent bloodstream infection 

      Jakovljev, Aleksandra; Afset, Jan Egil; Haugum, Kjersti; Steinum, Harald Otto; Rønning, Torunn Gresdal; Samuelsen, Ørjan; Ås, Christina Gabrielsen (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-07-08)
      Introduction<p> <p>Thymine auxotrophic in vitro mutants of Escherichia coli were first reported in the mid-20th century. Later, thymine-dependent clinical strains of E. coli as well as other Enterobacterales, Enterococcus faecalis and Staphylococcus aureus have been recognized as the cause of persistent and recurrent infections. <p>Objectives <p>The aim of this study was to characterize the ...
    • Interdisciplinary collaboration across secondary and primary care to improve medication safety in the elderly (The IMMENSE study) – a randomized controlled trial 

      Johansen, Jeanette Schultz; Halvorsen, Kjell H.; Svendsen, Kristian; Havnes, Kjerstin; Robinson, Eirin Guldsten; Wetting, Hilde Ljones; Haustreis, Stine; Småbrekke, Lars; Kamycheva, Elena; Garcia, Beate Hennie (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-10-26)
      <b><p>Background</b> Suboptimal medication use contributes to a substantial proportion of hospitalizations and emergency department visits in older adults. We designed a clinical pharmacist intervention to optimize medication therapy in older hospitalized patients. Based on the integrated medicine management (IMM) model, the 5-step IMMENSE intervention comprise medication reconciliation, medication ...
    • Use of Selective Serotonin Reuptake Inhibitors – Validity of Self-Report versus Plasma Concentrations and Pharmacy Dispensations – A Cross-Sectional Analysis of the Norwegian Women and Cancer Study 

      Waaseth, Marit; Havelkova, Martina; Forsdahl, Guro; Lund, Eiliv; Log, Tomas (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-06-30)
      Purpose: To validate self-reported current use of selective serotonin reuptake inhibitors (SSRI) in the Norwegian Women and Cancer study (NOWAC) and to identify factors associated with discordance between data sources.<p> <p>Material and Methods: This is a cross-sectional record-linkage study comparing SSRI-use derived from four data sources: 1) Specific SSRI questions in the main NOWAC questionnaire, ...
    • 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 ...
    • Chitosan-based delivery system enhances antimicrobial activity of chlorhexidine 

      Hemmingsen, Lisa Myrseth; Panchai, Pimmat; Julin, Kjersti; Basnet, Purusotam; Nystad, Mona; Johannessen, Mona; Skalko-Basnet, Natasa (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-09-29)
      Infected chronic skin wounds and other skin infections are increasingly putting pressure on the health care providers and patients. The pressure is especially concerning due to the rise of antimicrobial resistance and biofilm-producing bacteria that further impair treatment success. Therefore, innovative strategies for wound healing and bacterial eradication are urgently needed; utilization ...
    • Nucleic acid peptide nanogels for the treatment of bacterial keratitis 

      Obuobi, Sybil Akua Okyerewa; Mayandi, Venkatesh; Nurul, Azlyn Mohd Nor; Lee, Benedict Jiasheng; Lakshminarayanan, Rajamani; Pui Lai, Rachel Ee (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-08-14)
      Cage-shaped nucleic acid nanocarriers are promising molecular scaffolds for the organization of polypeptides. However, there is an unmet need for facile loading strategies that truly emulate nature's host–guest systems to drive encapsulation of antimicrobial peptides (AMPs) without loss of biological activity. Herein, we develop DNA nanogels with rapid in situ loading of L12 peptide during the thermal ...
    • Behavior of E. coli ST131 regarding the acquisition of a blaOXA-48 encoding plasmid 

      Anfinsen, Oda-Mari (Master thesis; Mastergradsoppgave, 2021-05-11)
      Antimicrobial resistance has been a challenge ever since the discovery of antibiotics. The rising challenge of resistance has led to the increased use of last-resort antibiotics: carbapenems. It is predicted that a successful E. coli clone, ST131 is apt for the acquisition of carbapenem-resistance encoding plasmids. In this study, we aim to understand how E. coli ST131 respond to acquisition of ...
    • 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 ...