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2019
1 Agyepong, Nicholas; Govinden, Usha; Owusu-Ofori, Alex; Allam, Mushal; Ismail, Arshad; Pedersen, Torunn Annie; Sundsfjord, Arnfinn; Essack, Sabiha.
Whole-genome sequences of two multidrug-resistant acinetobacter baumannii strains isolated from patients with urinary tract infection in Ghana. Microbiology Resource Announcements (MRA) 2019 ;Volum 8:e00270-19.(31) s. 1-3
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2 Agyepong, Nicholas; Govinden, Usha; Owusu-Ofori, Alex; Amoako, Daniel Gyamfi; Allam, Mushal; James Peter, Jessin Janice; Pedersen, Torunn Annie; Sundsfjord, Arnfinn; Essack, Sabiha.
Genomic characterization of multidrug-resistant ESBL-producing Klebsiella pneumoniae isolated from a Ghanaian teaching hospital. International Journal of Infectious Diseases 2019 ;Volum 85. s. 117-123
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3 Al-Rubaye, Mushtaq Talib Shawi; Janice, Jessin; Löhr, Iren Høyland; Sundsfjord, Arnfinn; Hegstad, Kristin.
THE FIRST VANE VANCOMYCIN RESISTANT ENTEROCOCCUS FAECALIS IN NORWAY. 3rd annual Ibaschool meeting; 2019-11-03 - 2019-11-05
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4 Al-Rubaye, Mushtaq Talib Shawi; Janice, Jessin; Vildershøj Bjørnholt, Jørgen; Kacelink, Oliver; Haldorsen, Biørg C.; Nygaard, Randi M.; Sundsfjord, Arnfinn; Hegstad, Kristin.
POPULATION STRUCTURE OF THE NORWEGIAN VANCOMYCIN RESISTANT AND SENSITIVE ENTEROCOCCI 2010-2015. 3rd annual Ibaschool meeting; 2019-11-03 - 2019-11-05
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5 Basic, A; Matuschek, Erika; Karatuna, O; Haldorsen, Bjørg C; Hegstad, Kristin; Åhman, Jenny; Sundsfjord, Arnfinn; Kahlmeter, Gunnar.
Evaluation of gradient tests for vancomycin MIC determination in Enterococcus faecalis and Enterococcus faecium. Effect of incubation for 16-20 hours vs. 24 hours. 29th European Congress of Clinical Microbiology and Infectious Diseases; 2019-04-13 - 2019-04-16
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6 James Peter, Jessin Janice; Hegstad, Joachim; Josefsen, Ellen H.; Sundsfjord, Arnfinn; Hegstad, Kristin.
Increased prevalence of linezolid resistance mong clinical enterococci in Norway mainly due to spread of optrA E. faecalis. 12th International Meeting on Microbial Epidemiological Markers; 2019-09-18 - 2019-09-21
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7 Lindemann, Paul Christoffer; Gammelsrud, Karianne Wiger; Löhr, Iren Høyland; Akselsen, Per Espen; Lindbæk, Morten; Sundsfjord, Arnfinn.
Valg av antibiotika - viktig endring i prøvesvar fra mikrobiologen. Tidsskrift for Den norske legeforening 2019 ;Volum 139.(12) s. -
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8 Middleton, Lyn; Lampiao, F; Zimba, Tomas F.; Muzime, SM; Simonsen, Gunnar Skov; Småbrekke, Lars; Musaya, J; Solomon, Vernon; Suleman, Fatima; Sundsfjord, Arnfinn; Essack, Sabiha Y..
Sharing Knowledge Transforming Societies. The Norhed Programme 2013-2020. I: Sharing knowledge, transforming Societies : The Norhed programme 2013-2020. African Minds 2019 ISBN 9781928502005. s. 68-82
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9 Wagner, Theresa; Janice, Jessin; Sivertsen, Audun; Sjögren, Ingegerd; Sundsfjord, Arnfinn; Hegstad, Kristin.
The bag of tricks of vancomycin variable enterococci: an alternative constitutive vanHAX-promoter, varying copy numbers and transferable resistance. 12th International Meeting on Microbial Epidemiological Markers (IMMEM XII); 2019-09-18 - 2019-09-21
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10 Zykov, Ilya Nikolaevich; Frimodt-Møller, Niels; Småbrekke, Lars; Sundsfjord, Arnfinn; Samuelsen, Ørjan.
Efficacy of mecillinam against clinical multidrug-resistant Escherichia coli in a murine urinary tract infection model. International Journal of Antimicrobial Agents 2019 ;Volum 55.(2) s. -
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2018
11 Chirindze, Lourenco Marcos; Zimba, Tomas F.; Sekyere, John Osei; Govinden, Usha; Chenia, Hafizah Y.; Sundsfjord, Arnfinn; Essack, Sabiha Y.; Simonsen, Gunnar Skov.
Faecal colonization of E. coli and Klebsiella spp. producing extended-spectrum beta-lactamases and plasmid-mediated AmpC in Mozambican university students. BMC Infectious Diseases 2018 ;Volum 18.(244)
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12 Haldorsen, Bjørg; Giske, Christian G; Hansen, Dennis S; Helgason, Kristjan Orri; Kahlmeter, Gunnar; Löhr, Iren Høyland; Matuschek, Erika; Österblad, Monica; Rantakokko-Jalava, Kaisu; Wang, Mikala; Småbrekke, Lars; Samuelsen, Ørjan; Sundsfjord, Arnfinn.
Performance of the EUCAST disc diffusion method and two MIC methods in detection of Enterobacteriaceae with reduced susceptibility to meropenem: the NordicAST CPE study.. Journal of Antimicrobial Chemotherapy 2018 ;Volum 73.(10) s. 2738-2747
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13 Holmes, Alison; Holmes, Mark; Gottlieb, Thomas; Price, Lance B; Sundsfjord, Arnfinn.
End non-essential use of antimicrobials in livestock. BMJ. British Medical Journal 2018 ;Volum 360.
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14 James Peter, Jessin Janice; Josefsen, Ellen H.; Sundsfjord, Arnfinn; Hegstad, Kristin.
Increased prevalence of linezolid resistance among clinical enterococci in Norway.. 5th International Conference on Enterococci; 2018-04-15 - 2018-04-19
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15 Pedersen, Torunn Annie; Sekyere, John Osei; Govinden, Usha; Moodley, Krishnee; Sivertsen, Audun; Samuelsen, Ørjan; Essack, Sabiha Yusuk; Sundsfjord, Arnfinn.
Spread of plasmid-encoded NDM-1 and GES-5 carbapenemases among extensively drug-resistant and pandrug-resistant clinical enterobacteriaceae in durban, South Africa. Antimicrobial Agents and Chemotherapy 2018 ;Volum 62.(5)
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16 Wagner, Theresa; Sivertsen, Audun; Janice, Jessin; Sjögren, Ingegerd; Sundsfjord, Arnfinn; Hegstad, Kristin.
Vancomycin variable resistance may occur through creation of a novel constitutive vanHAX-promoter by illegitimate recombination. NDPIA/IBA course on “Antibiotics and Antibiotic Resistance”; 2018-11-26 - 2018-11-30
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17 Zykov, Ilya Nikolaevich; Samuelsen, Ørjan; Jakobsen, Lotte; Småbrekke, Lars; Andersson, Dan I.; Sundsfjord, Arnfinn; Frimodt-Møller, Niels.
Pharmacokinetics and pharmacodynamics of fosfomycin and its activity against extended-spectrum-lactamase-, plasmid-mediated AmpC-, and carbapenemase-producing escherichia coli in a murine urinary tract infection model. Antimicrobial Agents and Chemotherapy 2018 ;Volum 62.(6)
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2017
18 Jørgensen, Silje; Søraas, Arne Vasli; Arnesen, Lotte Pia Stenfors; Leegaard, Truls Michael; Sundsfjord, Arnfinn; Jenum, Pål.
A comparison of extended spectrum beta-lactamase producing Escherichia coli from clinical, recreational water and wastewater samples associated in time and location. PLOS ONE 2017 ;Volum 12.(10)
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19 Jørgensen, Silje; Søraas, Arne Vasli; Arnesen, Lotte Pia Stenfors; Leegaard, Truls Michael; Sundsfjord, Arnfinn; Jenum, Pål.
First environmental sample containing plasmid-mediated colistin-resistant ESBL-producing Escherichia coli detected in Norway. Acta Pathologica, Microbiologica et Immunologica Scandinavica (APMIS) 2017 ;Volum 125.(9) s. 822-825
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20 Jørgensen, Silje; Søraas, Arne Vasli; Sundsfjord, Arnfinn; Liestøl, Knut; Leegaard, Truls Michael; Jenum, Pål.
Fecal carriage of extended spectrum β-lactamase producing Escherichia coli and Klebsiella pneumoniae after urinary tract infection - A three year prospective cohort study. PLOS ONE 2017 ;Volum 12:e017w|.(16) s. 13510-1
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21 Samuelsen, Ørjan; Overballe-Petersen, Søren; Bjørnholt, Jørgen; Brisse, Sylvain; Doumith, Michel; Woodford, Neil; Hopkins, Katie L.; Aasnæs, Bettina; Haldorsen, Bjørg; Sundsfjord, Arnfinn.
Molecular and epidemiological characterization of carbapenemase-producing Enterobacteriaceae in Norway, 2007 to 2014. PLOS ONE 2017 ;Volum 12.(11) s. -
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2016
22 Di Luca, Maria Chiara; Skaare, Dagfinn; Aasnæs, Bettina; Sundsfjord, Arnfinn; Samuelsen, Ørjan.
Identification of a novel IMI carbapenemase variant (IMI-9) in Enterobacter cloacae complex. International Journal of Antimicrobial Agents 2016 ;Volum 48.(6) s. 764-765
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23 Freitas, A; Tedim, A; Francia, Maria V.; Jensen, Lars B; Novais, C; Peixe, L; Sánchez-Valenzuela, A; Sundsfjord, Arnfinn; Hegstad, Kristin; Werner, Guido; Sadowy, Ewa; Hammerum, Anette M.; Garcia-Migura, Lourdes; Willems, Rob J; Baquero, Fernando; Coque, Teresa M..
Multilevel population genetic analysis of vanA and vanB Enterococcus faecium causing nosocomial outbreaks in 27 countries (1986-2012). Journal of Antimicrobial Chemotherapy 2016 ;Volum 71. s. 3351-3366
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24 Holmes, Alison H; Moore, Luke S P; Sundsfjord, Arnfinn; Steinbakk, Martin; Regmi, Sadie; Karkey, Abhilasha; Guerin, Philippe J; Piddock, Laura J V.
Understanding the mechanisms and drivers of antimicrobial resistance. The Lancet 2016 ;Volum 387.(10014) s. 176-187
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25 Onarheim, Henning; Brekke, Ragnvald Ljones; Leiva, Rafael Alexander Mo; Oma, Dorthea Hagen; Kolstad, Helge; Samuelsen, Ørjan; Sundsfjord, Arnfinn; Mylvaganam, Haima.
En kvinne med sepsis etter brannskade i Pakistan. Tidsskrift for Den norske legeforening 2016 ;Volum 136.(14) s. 1228-1232
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26 Onarheim, Henning; BREKKE, RAGNVALD LJONES; Leiva, Rafael Alexander Mo; Oma, Dorthea Hagen; Kolstad, Helge; Samuelsen, Ørjan; Sundsfjord, Arnfinn; Mylvaganam, Haima.
H. Onarheim og medarbeidere svarer. Tidsskrift for Den norske legeforening 2016 ;Volum 136.(17) s. 1424-1425
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2015
27 Hegstad, Kristin; Samuelsen, Ørjan; Hegstad, Joachim; Sundsfjord, Arnfinn.
Molecular methods for detection of antibacterial resistance genes: rationale and applications. I: Antibiotics in laboratory medicine. Wolters Kluwer 2015 ISBN 978-1-4511-7675-9. s. 408-449
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28 Löhr, Iren Høyland; Hülter, Nils Fredrik; Bernhoff, Eva; Johnsen, Pål Jarle; Sundsfjord, Arnfinn; Naseer, Mohammed Umaer.
Persistence of a pKPN3-like CTX-M-15-encoding IncFIIK plasmid in a Klebsiella pneumonia ST17 host during two years of intestinal colonization. PLOS ONE 2015 ;Volum 10.(3) s. -
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29 Mikalsen, Theresa; Pedersen, Torunn Annie; Willems, Rob; Coque, Teresa M.; Werner, Guido; Sadowy, Ewa; van Schaik, Willem; Jensen, Lars Bogø; Sundsfjord, Arnfinn; Hegstad, Kristin.
Investigating the mobilome in clinically important lineages of enterococcus faecium and enterococcus faecalis. BMC Genomics 2015 ;Volum 16:282.
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30 Rettedal, Siren; Löhr, Iren Høyland; Bernhoff, Eva; Natås, Olav Bjarte; Sundsfjord, Arnfinn; Øymar, Knut.
Extended-spectrum β-lactamase-producing Enterobacteriaceae among pregnant women in Norway: Prevalence and maternal-neonatal transmission. Journal of Perinatology 2015 ;Volum 35.(11) s. 907-912
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31 Zykov, Ilya Nikolaevich; Sundsfjord, Arnfinn; Småbrekke, Lars; Samuelsen, Ørjan.
The antimicrobial activity of mecillinam, nitrofurantoin, temocillin and fosfomycin and comparative analysis of resistance patterns in a nationwide collection of ESBL-producing Escherichia coli in Norway 2010–2011. Infectious Diseases 2015 ;Volum 48.(2) s. 99-107
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2014
32 Haldorsen, Bjørg; Simonsen, Gunnar Skov; Sundsfjord, Arnfinn; Samuelsen, Ørjan.
Increased prevalence of aminoglycoside resistance in clinical isolates of Escherichia coli and Klebsiella spp. in Norway is associated with the acquisition of AAC(3)-II and AAC(6')-Ib. Diagnostic microbiology and infectious disease 2014 ;Volum 78.(1) s. 66-69
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33 Hansen, Frank; Hammerum, Anette M.; Skov, Robert; Haldorsen, Bjørg; Sundsfjord, Arnfinn; Samuelsen, Ørjan.
Evaluation of the total MBL confirm kit (ROSCO) for detection of metallo-β-lactamases in Pseudomonas aeruginosa and Acinetobacter baumannii. Diagnostic microbiology and infectious disease 2014 ;Volum 79.(4) s. 486-488
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34 Hegstad, Kristin; Giske, Christian G.; Haldorsen, Bjørg; Matuschek, Erika; Schønning, Kristian; Leegaard, Truls Michael; Kahlmeter, Gunnar; Sundsfjord, Arnfinn.
Performance of the EUCAST disk diffusion method, the CLSI agar screen method, and the Vitek 2 automated antimicrobial susceptibility testing system for detection of clinical isolates of enterococci with low- and medium-level VanB-type vancomycin resistance: A multicenter study. Journal of Clinical Microbiology 2014 ;Volum 52.(5) s. 1582-1589
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35 Jørgensen, Silje Bakken; Samuelsen, Ørjan; Sundsfjord, Arnfinn; Bhatti, Sidra Ahmad; Jørgensen, Ingvild Aalberg; Sivapathasundaram, Thusanth; Leegaard, Truls Michael.
High prevalence of faecal carriage of ESBL-producing Enterobacteriaceae in Norwegian patients with gastroenteritis. Scandinavian Journal of Infectious Diseases 2014 ;Volum 46.(6) s. 462-465
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36 Moyo, Sabrina John; Haldorsen, Bjørg; Aboud, Said; Blomberg, Bjørn; Maselle, Samuel Y; Sundsfjord, Arnfinn; Langeland, Nina; Samuelsen, Ørjan.
Identification of VIM-2-producing Pseudomonas aeruginosa from Tanzania is associated with sequence types 244 and 640 and the location of blaVIM-2 in a TniC integron. Antimicrobial Agents and Chemotherapy 2014 ;Volum 59.(1) s. 682-685
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37 Olsvik, Ørjan; Sundsfjord, Arnfinn; Simonsen, Gunnar Skov; Rogne, Sissel.
antibiotika, mirakelmedisinen som kan forsvinne. Aftenposten Viten 2014
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38 Pedersen, Torunn Annie; Lunde, Tracy Tamara Munthali; thoresen, lars; Onken, Anette; Aasnæs, Bettina; Sundsfjord, Arnfinn; Hegstad, Kristin.
The first case of plasmid mediated linezolid-resistance in human faecal isolate of Enterococcus faecium in Norway was associated with import and high-level glycopeptide and aminoglycoside resistance. 24th European Congress of Clinical Microbiology and Infectious Diseases; 2014-05-10 - 2014-05-13
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39 Sivertsen, Audun; Billström, Hanna; Melefors, Öjar; Liljequist, Barbro Olsson; Wisell, Karin Tegmark; Ullberg, Måns; Özenci, Volkan; Sundsfjord, Arnfinn; Hegstad, Kristin.
A multicentre hospital outbreak in Sweden caused by introduction of a vanB2 transposon into a stably maintained pRUM-plasmid in an Enterococcus faecium ST192 clone. PLOS ONE 2014 ;Volum 9:e0103274.(8)
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40 Skaare, Dagfinn; Anthonisen, Inger Lill; Caugant, Dominique A; Jenkins, Andrew; Steinbakk, Martin; Strand, Linda; Sundsfjord, Arnfinn; Tveten, Yngvar; Kristiansen, Bjørn-Erik.
Multilocus sequence typing and ftsI sequencing: A powerful tool for surveillance of penicillin-binding protein 3-mediated beta-lactam resistance in nontypeable Haemophilus influenzae. BMC Microbiology 2014 ;Volum 14. s. -
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41 Skaare, Dagfinn; Anthonisen, Inger Lill; Kahlmeter, Gunnar; Matuschek, Erika; Natås, Olav Bjarte; Steinbakk, Martin; Sundsfjord, Arnfinn; Kristiansen, Bjørn-Erik.
Emergence of clonally related multidrug resistant haemophilus influenzae with penicillin-binding protein 3-mediated resistance to extended-spectrum cephalosporins, Norway, 2006 to 2013. Eurosurveillance 2014 ;Volum 19.(49) s. -
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42 Sundqvist, Martin; Granholm, Susanne; Naseer, Mohammed Umaer; Rydén, Patrik; Brolund, Alma; Sundsfjord, Arnfinn; Kahlmeter, Gunnar; Johansson, Anders.
Within-population distribution of trimethoprim resistance in Escherichia coli before and after a community-wide intervention on trimethoprim use. Antimicrobial Agents and Chemotherapy 2014 ;Volum 58.(12) s. 7492-7500
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43 Søraas, Arne Vasli Lund; Olsen, Ingar; Sundsfjord, Arnfinn; Handal, Trude; Bjørang, Ola; Jenum, Pål.
Extended-spectrum beta-lactamase-producing bacteria are not detected in supragingival plaque samples from human fecal carriers of ESBL-producing Enterobacteriaceae. Journal of Oral Microbiology 2014 ;Volum 6. s. -
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44 Søraas, Arne Vasli Lund; Sundsfjord, Arnfinn; Jørgensen, Silje Bakken; Liestøl, Knut; Jenum, Pål.
High rate of per oral mecillinam treatment failure in community-acquired urinary tract infections caused by ESBL-producing escherichia coli. PLOS ONE 2014 ;Volum 9.(1:e85889) s. -
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45 Thilesen, Carina Merethe; Bjørang, Ola; Skrede, Thomas; Aronsen, Tommy; AasnÆs, bettina; Sundsfjord, Arnfinn; Hegstad, Kristin.
Emergence of mutation-based linezolid-resistant invasive Enterococcus faecalis in a haemodialysis patient in Norway. Acta Pathologica, Microbiologica et Immunologica Scandinavica (APMIS) 2014 ;Volum 122.(1) s. 83-84
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46 Thilesen, Carina Merethe; Bjørang, Ola; Skrede, Thomas; Aronsen, Tommy; AasnÆs, bettina; Sundsfjord, Arnfinn; Hegstad, Kristin.
Emergence of mutation-based linezolid-resistant invasive Enterococcus faecalis in a haemodialysis patient in Norway. Acta Pathologica, Microbiologica et Immunologica Scandinavica (APMIS) 2014 ;Volum 122.(1) s. 83-84
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2013
47 Bjørkeng, Eva katrin; Hjerde, Erik; Pedersen, Torunn; Sundsfjord, Arnfinn; Hegstad, Kristin.
ICESluvan, a 94-Kilobase Mosaic Integrative Conjugative Element Conferring Interspecies Transfer of VanB-Type Glycopeptide Resistance, a Novel Bacitracin Resistance Locus, and a ToxinAntitoxin Stabilization System. Journal of Bacteriology 2013 ;Volum 195.(23) s. 5381-5390
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48 Gamnes, Jann; Sundsfjord, Arnfinn; Rasmussen, Knut.
Organisering, ledelse og eksterne relasjoner - i kontinuerlig endring. I: Fra fagområdet medisin til Det helsevitenskapelige fakultet. Orkana Forlag 2013 ISBN 978-82-8104-226-1. s. 27-38
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49 Haldorsen, Bjørg; Samuelsen, Ørjan; Sundsfjord, Arnfinn; Hegstad, Kristin.
Agreement of the MIC Test Strip and Etest with microbroth dilution in glycopeptide susceptibility testing of Enterococcus sp. 23rd European Congress of Clinical Microbiology and Infectious Diseases; 2013-04-27 - 2013-04-30
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50 Hauksdottir, Nanna; Iversen, Anita; Nilsen, Ragnhild; Sundsfjord, Arnfinn.
Interprofessional education - a way to promote teamwork in health care. The 38th World Hospital Congress Oslo2013; 2013-06-18 - 2013-06-20
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