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Multilevel population genetic analysis of vanA and vanB Enterococcus faecium causing nosocomial outbreaks in 27 countries (1986-2012).
Freitas AR, Tedim AP, Francia MV, Jensen LB, Novais C, Peixe L, Sánchez-Valenzuela A, Sundsfjord A, Hegstad K, Werner G, Sadowy E, Hammerum AM, Garcia-Migura L, Willems RJ, Baquero F, Coque TM. Freitas AR, et al. Among authors: hegstad k. J Antimicrob Chemother. 2016 Dec;71(12):3351-3366. doi: 10.1093/jac/dkw312. Epub 2016 Aug 15. J Antimicrob Chemother. 2016. PMID: 27530756
ccrABEnt serine recombinase genes are widely distributed in the Enterococcus faecium and Enterococcus casseliflavus species groups and are expressed in E. faecium.
Bjørkeng EK, Tessema GT, Lundblad EW, Butaye P, Willems R, Sollid JE, Sundsfjord A, Hegstad K. Bjørkeng EK, et al. Among authors: hegstad k. Microbiology (Reading). 2010 Dec;156(Pt 12):3624-3634. doi: 10.1099/mic.0.041491-0. Epub 2010 Sep 3. Microbiology (Reading). 2010. PMID: 20817645 Free PMC article.
Clustering of polyclonal VanB-type vancomycin-resistant Enterococcus faecium in a low-endemic area was associated with CC17-genogroup strains harbouring transferable vanB2-Tn5382 and pRUM-like repA containing plasmids with axe-txe plasmid addiction systems.
Bjørkeng E, Rasmussen G, Sundsfjord A, Sjöberg L, Hegstad K, Söderquist B. Bjørkeng E, et al. Among authors: hegstad k. APMIS. 2011 Apr;119(4-5):247-58. doi: 10.1111/j.1600-0463.2011.02724.x. Epub 2011 Feb 25. APMIS. 2011. PMID: 21492224
Increased high-level gentamicin resistance in invasive Enterococcus faecium is associated with aac(6')Ie-aph(2″)Ia-encoding transferable megaplasmids hosted by major hospital-adapted lineages.
Rosvoll TC, Lindstad BL, Lunde TM, Hegstad K, Aasnaes B, Hammerum AM, Lester CH, Simonsen GS, Sundsfjord A, Pedersen T. Rosvoll TC, et al. Among authors: hegstad k. FEMS Immunol Med Microbiol. 2012 Nov;66(2):166-76. doi: 10.1111/j.1574-695X.2012.00997.x. Epub 2012 Jun 27. FEMS Immunol Med Microbiol. 2012. PMID: 22672387 Free article.
Antibiotic resistant enterococci-tales of a drug resistance gene trafficker.
Werner G, Coque TM, Franz CM, Grohmann E, Hegstad K, Jensen L, van Schaik W, Weaver K. Werner G, et al. Among authors: hegstad k. Int J Med Microbiol. 2013 Aug;303(6-7):360-79. doi: 10.1016/j.ijmm.2013.03.001. Epub 2013 Mar 8. Int J Med Microbiol. 2013. PMID: 23602510 Review.
ICESluvan, a 94-kilobase mosaic integrative conjugative element conferring interspecies transfer of VanB-type glycopeptide resistance, a novel bacitracin resistance locus, and a toxin-antitoxin stabilization system.
Bjørkeng EK, Hjerde E, Pedersen T, Sundsfjord A, Hegstad K. Bjørkeng EK, et al. Among authors: hegstad k. J Bacteriol. 2013 Dec;195(23):5381-90. doi: 10.1128/JB.02165-12. Epub 2013 Sep 27. J Bacteriol. 2013. PMID: 24078615 Free PMC article.
48 results