• Emergence and dissemination of antimicrobial resistance in Escherichia coli causing bloodstream infections in Norway in 2002–17: a nationwide, longitudinal, microbial population genomic study 

      Gladstone, Rebecca Ashley; McNally, Alan; Pöntinen, Anna Kaarina; Tonkin-Hill, Gerry; Lees, John A.; Skytén, Kusti Onni; Cléon, Francois Pierre Alexandre; Christensen, Martin Owczarek Korsner; Haldorsen, Bjørg; Bye, Kristina K.; Gammelsrud, Karianne Wiger; Hjetland, Reidar; Kümmel, Angela; Larsen, Hege; Lindemann, Paul Christoffer; Löhr, Iren Høyland; Marvik, Åshild; Nilsen, Einar; Noer, Marie Therese; Simonsen, Gunnar Skov; Steinbakk, Martin; Tofteland, Ståle; Vattøy, Marit; Bentley, Stephen D.; Croucher, Nicholas J.; Parkhill, Julian; Johnsen, Pål Jarle; Samuelsen, Ørjan; Corander, Jukka (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-05-10)
      Background - The clonal diversity underpinning trends in multidrug resistant Escherichia coli causing bloodstream infections remains uncertain. We aimed to determine the contribution of individual clones to resistance over time, using large-scale genomics-based molecular epidemiology.<p> <p>Methods - This was a longitudinal, E coli population, genomic, cohort study that sampled isolates from ...
    • Epidemiology and Antimicrobial Susceptibility of Invasive Bacterial Infections in Children—A Population-Based Study From Norway 

      Thaulow, Christian Magnus; Lindemann, Paul Christoffer; Klingenberg, Claus; Berild, Dag; Blix, Hege Salvesen; Myklebust, Tor Åge; Harthug, Stig (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-05)
      Objective: To describe epidemiology and antimicrobial susceptibility testing (AST) data of bacteria causing invasive infections in Norwegian children (0–18 years).<p> <p>Methods: Population-based observational study using prospectively collected AST data from the Norwegian Surveillance System of Antimicrobial Resistance from 2013 to 2017. We included all clinically relevant bacterial isolates ...
    • Horizontal plasmid transfer among klebsiella pneumoniae isolates is the key factor for dissemination of extended-spectrum β-lactamases among children in Tanzania 

      Pedersen, Torunn Annie; Tellevik, Marit Gjerde; Kommedal, Øyvind; Lindemann, Paul Christoffer; Moyo, Sabrina John; Janice, Jessin; Blomberg, Bjørn; Samuelsen, Ørjan; Langeland, Nina (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-07-15)
      Increased knowledge about the role of horizontal gene transfer is key to improve our understanding of the spread of antimicrobial resistance (AMR) in human populations. We therefore studied the dissemination of the <i>bla</i><sub>CTX-M-15</sub> extended-spectrum-β-lactamase (ESBL) gene in <i>Klebsiella pneumoniae</i> isolates obtained from stool samples from hospitalized children and healthy controls ...
    • "Internett-opplyste" pasienter og helseinformasjon på Internett. Status blant leger i Nord-Norge. 

      Lindemann, Paul Christoffer; Rokseth, Kjell Morten (Master thesis; Mastergradsoppgave, 2004)
    • Intraregional hospital outbreak of OXA-244-producing Escherichia coli ST38 in Norway, 2020 

      Lindemann, Paul Christoffer; Pedersen, Torunn Annie; Oma, Dorthea Hagen; Janice, Jessin; Grøvan, Fredrik; Chedid, Ghantous Milad; Hafne, Liv Jorunn; Josefsen, Ellen Haldis; Kacelnik, Oliver; Sundsfjord, Arnfinn; Samuelsen, Ørjan (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-07-06)
      Infections with OXA-244-carbapenemase-producing Escherichia coli with sequence type (ST)38 have recently increased in Europe. Due to its low-level activity against carbapenems, OXA-244 can be difficult to detect. Previous assessments have not revealed a clear source and route of transmission for OXA-244-producing E. coli, but there are indications of non-healthcare related sources and community ...
    • Meticillinresistente gule stafylokokker i sårsekret hos barn 

      Thaulow, Christian Magnus; Lindemann, Paul Christoffer; Klingenberg, Claus Andreas (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-11-07)
      BAKGRUNN - Hud- og bløtvevsinfeksjoner er vanlig hos barn. Vi ønsket å undersøke forekomsten av meticillinresistens blant gule stafylokokker i sårsekret fra barn i Norge.<p> <p>MATERIALE OG METODE - Vi gjennomførte en observasjonsstudie basert på data fra Norsk overvåkingssystem for antibiotikaresistens hos mikrober (NORM) for perioden 2013–21. Resistensdata fra sårsekret med vekst av gule ...
    • Nationwide, population-based observational study of the molecular epidemiology and temporal trend of carbapenemase-producing Enterobacterales in Norway, 2015 to 2021 

      Ljungquist, Oskar; Haldorsen, Bjørg; Pöntinen, Anna Kaarina; Janice, Jessin; Josefsen, Ellen Haldis; Elstrøm, Petter; Kacelnik, Oliver; Sundsfjord, Arnfinn; Samuelsen, Ørjan; Handal, Nina; Ranheim, Trond Egil; Hansen, Bent-Are; Mjøen, Andreas Fossum; Lindemann, Paul Christoffer; Nilsen, Einar; Zaragkoulias, Kyriakos; Larsen, Hege Elisabeth; Bjørnholt, Jørgen; Gammelsrud, Karianne Wiger; Jakovljev, Aleksandra; Löhr, Iren Høyland; Bredberg, Anders; Marvik, Åshild; Minge, Christina; Tofteland, Ståle; Papp, Kristina; Onken, Annette; Weme, Einar Tollaksen; Guennigsman, Brian Albert (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-07-06)
      National and regional carbapenemaseproducing Enterobacterales (CPE) surveillance is essential to understand the burden of antimicrobial resistance, elucidate outbreaks, and develop infection-control or antimicrobial-treatment recommendations. Aim: This study aimed to describe CPE and their epidemiology in Norway from 2015 to 2021. Methods: A nationwide, population-based observational study of ...