• A nationwide genomic study of clinical Klebsiella pneumoniae in Norway 2001–15: introduction and spread of ESBLs facilitated by clonal groups CG15 and CG307 

      Fostervold, Aasmund; Hetland, Marit Andrea Klokkhammer; Bakksjø, Ragna-Johanne; Bernhoff, Eva; Holt, Kathryn E.; Samuelsen, Ørjan; Simonsen, Gunnar Skov; Sundsfjord, Arnfinn; Wyres, Kelly L.; Löhr, Iren Høyland (Journal article; Peer reviewed, 2022)
      Objectives To use the nationwide Norwegian surveillance programme on resistant microbes in humans (NORM) to address longitudinal changes in the population structure of Klebsiella pneumoniae isolates from 2001–15, focusing ...
    • Risk of death in Klebsiella pneumoniae bloodstream infections is associated with specific phylogenetic lineages 

      Fostervold, Aasmund; Raffelsberger, Niclas Peter; Hetland, Marit; Bakksjø, Ragna-Johanne; Bernhoff, Eva; Samuelsen, Ørjan; Sundsfjord, Arnfinn Ståle; Afset, Jan Egil; Berntsen, Christopher Friis; Bævre-Jensen, Roar Magne; Ebbesen, Marit Helen; Gammelsrud, Karianne Wiger; Guleng, Anja D.; Handal, Nina; Jakovljev, Aleksandra; Johal, Simreen Kaur; Marvik, Åshild; Natvik, Ane Kristine; Sandnes, Rolf-Arne; Tofteland, Ståle; Bjørnholt, Jørgen; Löhr, Iren Høyland (Journal article; Peer reviewed, 2024)
      Background Klebsiella pneumoniae species complex (KpSC) bloodstream infections (BSIs) are associated with considerable morbidity and mortality, particularly in elderly and multimorbid patients. Multidrug-resistant (MDR) ...
    • Within-patient and global evolutionary dynamics of Klebsiella pneumoniae ST17 

      Hetland, Marit; Hawkey, Jane; Bernhoff, Eva; Bakksjø, Ragna-Johanne; Kaspersen, Håkon; Rettedal, Siren; Sundsfjord, Arnfinn; Holt, Kathryn E.; Löhr, Iren Høyland (Journal article; Peer reviewed, 2023)
      Klebsiella pneumoniae sequence type (ST) 17 is a global problem clone that causes multidrug-resistant (MDR) hospital infections worldwide. In 2008–2009, an outbreak of MDR ST17 occurred at a neonatal intensive care unit ...