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Species identification and molecular characterization of Acinetobacter spp. blood culture isolates from Norway.
Published in:
Journal of Antimicrobial Chemotherapy (JAC), 2011, v. 66, n. 4, p. 738, doi. 10.1093/jac/dkq521
By:
- Karah, Nabil;
- Haldorsen, Bjørg;
- Hegstad, Kristin;
- Simonsen, Gunnar Skov;
- Sundsfjord, Arnfinn;
- Samuelsen, Ørjan
Publication type:
Article
Transfer of plasmid and chromosomal glycopeptide resistance determinants occurs more readily in the digestive tract of mice than in vitro and exconjugants can persist stably in vivo in the absence of glycopeptide selection.
Published in:
Journal of Antimicrobial Chemotherapy (JAC), 2007, v. 59, n. 3, p. 478, doi. 10.1093/jac/dkl530
By:
- Kristin Hegstad Dahl;
- Denis D. G. Mater;
- María José Flores;
- Pål Jarle Johnsen;
- Tore Midtvedt;
- Gerard Corthier;
- Arnfinn Sundsfjord
Publication type:
Article
mef(A), mef(E) and a new mef allele in macrolide-resistant Streptococcus spp. isolates from Norway.
Published in:
Journal of Antimicrobial Chemotherapy (JAC), 2005, v. 56, n. 5, p. 841, doi. 10.1093/jac/dki327
By:
- Maria Sangvik;
- Pia Littauer;
- Gunnar Skov Simonsen;
- Arnfinn Sundsfjord;
- Kristin Hegstad Dahl
Publication type:
Article
Emergence of mutation-based linezolid-resistant invasive Enterococcus faecalis in a haemodialysis patient in Norway.
Published in:
APMIS, 2014, v. 122, n. 1, p. 83, doi. 10.1111/apm.12100
By:
- Thilesen, Carina M.;
- Bjørang, Ola;
- Skrede, Thomas;
- Aronsen, Tommy;
- Aasnæs, Bettina;
- Sundsfjord, Arnfinn;
- Hegstad, Kristin
Publication type:
Article
Clustering of polyclonal VanB-type vancomycin-resistant Enterococcus faecium in a low-endemic area was associated with CC17-genogroup strains harbouring transferable vanB2-Tn 5382 and pRUM-like repA containing plasmids with axe-txe plasmid addiction systems
Published in:
APMIS, 2011, v. 119, n. 4/5, p. 247, doi. 10.1111/j.1600-0463.2011.02724.x
By:
- BJØRKENG, EVA;
- RASMUSSEN, GUNLÖG;
- SUNDSFJORD, ARNFINN;
- SJÖBERG, LENNART;
- HEGSTAD, KRISTIN;
- SÖDERQUIST, BO
Publication type:
Article
Molecular characterization of CTX-M-15-producing clinical isolates of Escherichia coli reveals the spread of multidrug-resistant ST131 (O25:H4) and ST964 (O102:H6) strains in Norway.
Published in:
APMIS, 2009, v. 117, n. 7, p. 526, doi. 10.1111/j.1600-0463.2009.02465.x
By:
- NASEER, UMAER;
- HALDORSEN, BJØRG;
- TOFTELAND, STÅLE;
- HEGSTAD, KRISTIN;
- SCHEUTZ, FLEMMING;
- SIMONSEN, GUNNAR SKOV;
- SUNDSFJORD, ARNFINN
Publication type:
Article
Structural basis for PoxtA-mediated resistance to phenicol and oxazolidinone antibiotics.
Published in:
Nature Communications, 2022, v. 13, n. 1, p. 1, doi. 10.1038/s41467-022-29274-9
By:
- Crowe-McAuliffe, Caillan;
- Murina, Victoriia;
- Turnbull, Kathryn Jane;
- Huch, Susanne;
- Kasari, Marje;
- Takada, Hiraku;
- Nersisyan, Lilit;
- Sundsfjord, Arnfinn;
- Hegstad, Kristin;
- Atkinson, Gemma C.;
- Pelechano, Vicent;
- Wilson, Daniel N.;
- Hauryliuk, Vasili
Publication type:
Article
The global dissemination of hospital clones of Enterococcus faecium.
Published in:
Genome Medicine, 2021, v. 13, n. 1, p. 1, doi. 10.1186/s13073-021-00868-0
By:
- van Hal, Sebastiaan J.;
- Willems, Rob J. L.;
- Gouliouris, Theodore;
- Ballard, Susan A.;
- Coque, Teresa M.;
- Hammerum, Anette M.;
- Hegstad, Kristin;
- Westh, Hendrik T.;
- Howden, Benjamin P.;
- Malhotra-Kumar, Surbhi;
- Werner, Guido;
- Yanagihara, Katsunori;
- Earl, Ashlee M.;
- Raven, Katherine E.;
- Corander, Jukka;
- Bowden, Rory;
- Enterococcal Group;
- Pinholt, Mette;
- Loens, Katherine;
- Xavier, Basil B.
Publication type:
Article
Characterization and Fitness Cost of Tn7100, a Novel Integrative and Conjugative Element Conferring Multidrug Resistance in Haemophilus influenzae.
Published in:
Frontiers in Microbiology, 2022, v. 13, p. 1, doi. 10.3389/fmicb.2022.945411
By:
- Johannessen, Helene;
- Anthonisen, Inger Lill;
- Zecic, Nermin;
- Ranheim, Trond Egil;
- Skaare, Dagfinn;
- Hegstad, Kristin
Publication type:
Article
A Multicentre Hospital Outbreak in Sweden Caused by Introduction of a <i>vanB2</i> Transposon into a Stably Maintained pRUM-Plasmid in an <i>Enterococcus faecium</i> ST192 Clone.
Published in:
PLoS ONE, 2014, v. 9, n. 8, p. 1, doi. 10.1371/journal.pone.0103274
By:
- Sivertsen, Audun;
- Billström, Hanna;
- Melefors, Öjar;
- Liljequist, Barbro Olsson;
- Wisell, Karin Tegmark;
- Ullberg, Måns;
- Özenci, Volkan;
- Sundsfjord, Arnfinn;
- Hegstad, Kristin
Publication type:
Article
Novel genomic islands and a new vanD-subtype in the first sporadic VanD-type vancomycin resistant enterococci in Norway.
Published in:
PLoS ONE, 2021, v. 16, n. 7, p. 1, doi. 10.1371/journal.pone.0255187
By:
- AL Rubaye, Mushtaq T. S.;
- Janice, Jessin;
- Bjørnholt, Jørgen Vildershøj;
- Jakovljev, Aleksandra;
- Hultström, Maria Elisabeth;
- Sundsfjord, Arnfinn;
- Hegstad, Kristin
Publication type:
Article
Bacterial Membrane-Derived Vesicles Attenuate Vancomycin Activity against Methicillin-Resistant Staphylococcus aureus.
Published in:
Microorganisms, 2021, v. 9, n. 10, p. 2055, doi. 10.3390/microorganisms9102055
By:
- Kumaraswamy, Monika;
- Wiull, Kamilla;
- Joshi, Bishnu;
- Sakoulas, George;
- Kousha, Armin;
- Vaaje-Kolstad, Gustav;
- Johannessen, Mona;
- Hegstad, Kristin;
- Nizet, Victor;
- Askarian, Fatemeh
Publication type:
Article
Single-cell phenotypic profiling and backtracing exposes and predicts clinically relevant subpopulations in isogenic Staphylococcus aureus communities.
Published in:
Communications Biology, 2024, v. 7, n. 1, p. 1, doi. 10.1038/s42003-024-06894-z
By:
- Hira, Jonathan;
- Singh, Bhupender;
- Halder, Tirthankar;
- Mahmutovic, Anel;
- Ajayi, Clement;
- Sekh, Arif Ahmed;
- Hegstad, Kristin;
- Johannessen, Mona;
- Lentz, Christian S.
Publication type:
Article
Enterococcus faecium TIR-Domain Genes Are Part of a Gene Cluster Which Promotes Bacterial Survival in Blood.
Published in:
International Journal of Microbiology, 2018, p. 1, doi. 10.1155/2018/1435820
By:
- Wagner, Theresa M.;
- Janice, Jessin;
- Paganelli, Fernanda L.;
- Willems, Rob J.;
- Askarian, Fatemeh;
- Pedersen, Torunn;
- Top, Janetta;
- de Haas, Carla;
- van Strijp, Jos A.;
- Johannessen, Mona;
- Hegstad, Kristin
Publication type:
Article
The fight to keep resistance at bay, epidemiology of carbapenemase producing organisms (CPOs), vancomycin resistant enterococci (VRE) and methicillin resistant Staphylococcus aureus (MRSA) in Norway, 2006 - 2017.
Published in:
PLoS ONE, 2019, v. 14, n. 2, p. 1, doi. 10.1371/journal.pone.0211741
By:
- Elstrøm, Petter;
- Astrup, Elisabeth;
- Hegstad, Kristin;
- Samuelsen, Ørjan;
- Enger, Hege;
- Kacelnik, Oliver
Publication type:
Article
Enterococcal Membrane Vesicles as Vaccine Candidates.
Published in:
International Journal of Molecular Sciences, 2023, v. 24, n. 22, p. 16051, doi. 10.3390/ijms242216051
By:
- Wagner, Theresa Maria;
- Romero-Saavedra, Felipe;
- Laverde, Diana;
- Johannessen, Mona;
- Hübner, Johannes;
- Hegstad, Kristin
Publication type:
Article
Investigating the mobilome in clinically important lineages of Enterococcus faecium and Enterococcus faecalis.
Published in:
BMC Genomics, 2015, v. 16, n. 1, p. 1, doi. 10.1186/s12864-015-1407-6
By:
- Mikalsen, Theresa;
- Pedersen, Torunn;
- Willems, Rob;
- Coque, Teresa M.;
- Werner, Guido;
- Sadowy, Ewa;
- van Schaik, Willem;
- Jensen, Lars Bogø;
- Sundsfjord, Arnfinn;
- Hegstad, Kristin
Publication type:
Article
Investigating the mobilome in clinically important lineages of Enterococcus faecium and Enterococcus faecalis.
Published in:
BMC Genomics, 2015, v. 16, n. 1, p. 1, doi. 10.1186/s12864-015-1407-6
By:
- Mikalsen, Theresa;
- Pedersen, Torunn;
- Willems, Rob;
- Coque, Teresa M.;
- Werner, Guido;
- Sadowy, Ewa;
- van Schaik, Willem;
- Jensen, Lars Bogø;
- Sundsfjord, Arnfinn;
- Hegstad, Kristin
Publication type:
Article
Investigating the mobilome in clinically important lineages of Enterococcus faecium and Enterococcus faecalis
Published in:
BMC Genomics, 2015, v. 16, n. 1, p. 282, doi. 10.1186/s12864-015-1407-6
By:
- Mikalsen, Theresa;
- Pedersen, Torunn;
- Willems, Rob;
- Coque, Teresa M;
- Werner, Guido;
- Sadowy, Ewa;
- van Schaik, Willem;
- Jensen, Lars Bogø;
- Sundsfjord, Arnfinn;
- Hegstad, Kristin
Publication type:
Article
Transiently silent acquired antimicrobial resistance: an emerging challenge in susceptibility testing.
Published in:
Journal of Antimicrobial Chemotherapy (JAC), 2023, v. 78, n. 3, p. 586, doi. 10.1093/jac/dkad024
By:
- Wagner, Theresa Maria;
- Howden, Benjamin Peter;
- Sundsfjord, Arnfinn;
- Hegstad, Kristin
Publication type:
Article
Alternative vanHAX promoters and increased vanA-plasmid copy number resurrect silenced glycopeptide resistance in Enterococcus faecium.
Published in:
2021
By:
- Wagner, Theresa Maria;
- Janice, Jessin;
- Sivertsen, Audun;
- Sjögren, Ingegerd;
- Sundsfjord, Arnfinn;
- Hegstad, Kristin
Publication type:
journal article
Multilevel population genetic analysis of vanA and vanB Enterococcus faecium causing nosocomial outbreaks in 27 countries (1986-2012).
Published in:
2016
By:
- Freitas, Ana R.;
- Tedim, Ana P.;
- Francia, Maria V.;
- Jensen, Lars B.;
- Novais, Carla;
- Peixe, Luísa;
- Sánchez-Valenzuela, Antonio;
- Sundsfjord, Arnfinn;
- Hegstad, Kristin;
- Werner, Guido;
- Sadowy, Ewa;
- Hammerum, Anette M.;
- Garcia-Migura, Lourdes;
- Willems, Rob J.;
- Baquero, Fernando;
- Coque, Teresa M.
Publication type:
journal article

Found: 22