List of works by Arnfinn Sundsfjord

A comparison of extended spectrum β-lactamase producing Escherichia coli from clinical, recreational water and wastewater samples associated in time and location.

scientific article published on 17 October 2017

A diversity of OXA-carbapenemases and class 1 integrons among carbapenem-resistant Acinetobacter baumannii clinical isolates from Sweden belonging to different international clonal lineages

scientific article published on 10 August 2011

A long-term low-frequency hospital outbreak of KPC-producing Klebsiella pneumoniae involving Intergenus plasmid diffusion and a persisting environmental reservoir

scientific article

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

scientific article

A nationwide study of mechanisms conferring reduced susceptibility to extended-spectrum cephalosporins in clinical Escherichia coli and Klebsiella spp. isolates.

scientific article

A patient with sepsis following a burn injury in Pakistan.

scientific article

A sensitive and specific phenotypic assay for detection of metallo-β-lactamases and KPC in Klebsiella pneumoniae with the use of meropenem disks supplemented with aminophenylboronic acid, dipicolinic acid and cloxacillin

scientific article published on 01 April 2011

Alterations of porin, pumps, and penicillin-binding proteins in carbapenem resistant clinical isolates of Pseudomonas aeruginosa

scientific article published in March 2008

Amplification and sequencing of the control regions of BK and JC virus from human urine by polymerase chain reaction ⬇️

scientific article published on February 1, 1991

Antibodies to eukaryotic, including autologous, native DNA are produced during BK virus infection, but not after immunization with non-infectious BK DNA.

scientific article published in September 1992

At least two types of control regions can be found among naturally occurring BK virus strains

scientific article published on August 1990

BK and JC viruses in human immunodeficiency virus type 1-infected persons: prevalence, excretion, viremia, and viral regulatory regions

scientific article published in March 1994

BK and JC viruses in patients with systemic lupus erythematosus: prevalent and persistent BK viruria, sequence stability of the viral regulatory regions, and nondetectable viremia

scientific article published in July 1999

BK virus early RNA transcripts in stably transformed cells: enhanced levels induced by dibutyryl cyclic AMP, forskolin and 12-O-tetradecanoylphorbol-13-acetate treatment

scientific article published on July 1990

Characterisation of the plasmidome within Enterococcus faecalis isolated from marginal periodontitis patients in Norway.

scientific article

Characterization of a carbapenemase-producing clinical isolate of Bacteroides fragilis in Scandinavia: genetic analysis of a unique insertion sequence

scientific article published in January 2005

Choice of antibiotics – important change in test results from the microbiologist

scientific article published on 09 September 2019

Clinical isolates of Staphylococcus aureus from the Arkhangelsk region, Russia: antimicrobial susceptibility, molecular epidemiology, and distribution of Panton-Valentine leukocidin genes

scientific article published on October 2008

Clonal spread of macrolide- and tetracycline-resistant [erm(A) tet(O)] emm77 Streptococcus pyogenes isolates in Italy and Norway.

scientific article published on 16 October 2006

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

scientific article published on 25 February 2011

Comparative DNA analysis of two vanA plasmids from Enterococcus faecium strains isolated from poultry and a poultry farmer in Norway

scientific article published on 20 November 2006

Comparison of disk diffusion, Etest and VITEK2 for detection of carbapenemase‐producing Klebsiella pneumoniae with the EUCAST and CLSI breakpoint systems

scientific article published on 01 May 2011

Complete sequence of Enterococcus faecium pVEF3 and the detection of an omega-epsilon-zeta toxin-antitoxin module and an ABC transporter

scientific article

Continuing high prevalence of VanA-type vancomycin-resistant enterococci on Norwegian poultry farms three years after avoparcin was banned

scientific article published on 01 September 2000

Detection of BK virus DNA in nasopharyngeal aspirates from children with respiratory infections but not in saliva from immunodeficient and immunocompetent adult patients

scientific article published on May 1994

Dissemination of a carbapenem-resistant Acinetobacter baumannii strain belonging to international clone II/sequence type 2 and harboring a novel AbaR4-like resistance island in Latvia

scientific article published on 10 December 2012

Effects of phenotype and genotype on methods for detection of extended-spectrum-beta-lactamase-producing clinical isolates of Escherichia coli and Klebsiella pneumoniae in Norway.

scientific article published on November 2006

Efficacy of mecillinam against clinical multidrug-resistant Escherichia coli in a murine urinary tract infection model

scientific article published on 23 November 2019

Emergence of OXA-carbapenemase- and 16S rRNA methylase-producing international clones of Acinetobacter baumannii in Norway

scientific article

Emergence of clonally related Klebsiella pneumoniae isolates of sequence type 258 producing plasmid-mediated KPC carbapenemase in Norway and Sweden

scientific article published on 13 February 2009

Emergence of clonally related multidrug resistant Haemophilus influenzae with penicillin-binding protein 3-mediated resistance to extended-spectrum cephalosporins, Norway, 2006 to 2013.

scientific article published on 11 December 2014

Emergence of mutation-based linezolid-resistant invasive Enterococcus faecalis in a haemodialysis patient in Norway

scientific article

Enterococcus faecalis from patients with chronic periodontitis: virulence and antimicrobial resistance traits and determinants

scientific article published on 10 June 2011

Enterococcus research - recent developments and clinical challenges

scientific article published on 23 March 2010

Enterococcus research: recent developments and clinical challenges

scientific article published on 01 June 2010

Epidemiological and molecular characterization of Streptococcus pneumoniae carriage strains in pre-school children in Arkhangelsk, northern European Russia, prior to the introduction of conjugate pneumococcal vaccines

scientific article published on 15 April 2020

Erratum to: Investigating the mobilome in clinically important lineages of Enterococcus faecium and Enterococcus faecalis

scientific article published on 15 September 2015

Evaluation of ROSCO Neo-Sensitabs for phenotypic detection and subgrouping of ESBL-, AmpC- and carbapenemase-producing Enterobacteriaceae

scientific article published on 20 March 2012

Evaluation of phenotypic tests for the detection of metallo-beta-lactamase-producing Pseudomonas aeruginosa in a low prevalence country

scientific article published on 28 January 2008

Evaluation of the total MBL confirm kit (ROSCO) for detection of metallo-β-lactamases in Pseudomonas aeruginosa and Acinetobacter baumannii.

scientific article

Experimental expression in mice and spontaneous expression in human SLE of polyomavirus T-antigen. A molecular basis for induction of antibodies to DNA and eukaryotic transcription factors

scientific article published on April 1997

Extended-spectrum beta-lactamase-producing bacteria are not detected in supragingival plaque samples from human fecal carriers of ESBL-producing Enterobacteriaceae

scientific article

Extended-spectrum β-lactamase-producing Enterobacteriaceae among pregnant women in Norway: prevalence and maternal-neonatal transmission

scientific article published on 9 July 2015

Factors affecting the reversal of antimicrobial-drug resistance.

scientific article published on June 2009

Faecal colonization of E. coli and Klebsiella spp. producing extended-spectrum beta-lactamases and plasmid-mediated AmpC in Mozambican university students.

scientific article

Fecal carriage of extended spectrum β-lactamase producing Escherichia coli and Klebsiella pneumoniae after urinary tract infection - A three year prospective cohort study

scientific article

Fecal colonization of VIM-1-producing Klebsiella pneumoniae and in vivo transfer of multidrug-resistant IncN plasmid in a renal transplant patient.

scientific article published in February 2012

First environmental sample containing plasmid-mediated colistin-resistant ESBL-producing Escherichia coli detected in Norway

scientific article

First outbreak of extended-spectrum β-lactamase-producing Klebsiella pneumoniae in a Norwegian neonatal intensive care unit; associated with contaminated breast milk and resolved by strict cohorting

scientific article published on 24 March 2012

Genetic linkage of the vanB2 gene cluster to Tn5382 in vancomycin-resistant enterococci and characterization of two novel insertion sequences.

scientific article

Genetic methods for detection of antimicrobial resistance

scientific article

Genomic characterization of multidrug-resistant ESBL-producing Klebsiella pneumoniae isolated from a Ghanaian teaching hospital

scientific article published on 23 May 2019

Heterogeneity in the vanB gene cluster of genomically diverse clinical strains of vancomycin-resistant enterococci

scientific article published on May 1999

High prevalence of faecal carriage of ESBL-producing Enterobacteriaceae in Norwegian patients with gastroenteritis.

scientific article

High prevalence of multidrug resistant ESBL- and plasmid mediated AmpC-producing clinical isolates of Escherichia coli at Maputo Central Hospital, Mozambique

scientific article published on 06 January 2021

High rate of per oral mecillinam treatment failure in community-acquired urinary tract infections caused by ESBL-producing Escherichia coli

scientific article published on 15 January 2014

Host range of enterococcal vanA plasmids among Gram-positive intestinal bacteria.

scientific article

Human infections caused by glycopeptide-resistant Enterococcus spp: are they a zoonosis?

scientific article

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.

scientific article published on 27 September 2013

Identification of Enterobacteriaceae isolates with OXA-48 and coproduction of OXA-181 and NDM-1 in Norway

scientific article published on 05 March 2013

Identification of NDM-1-producing Enterobacteriaceae in Norway.

scientific article published on 16 December 2010

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

scientific article

Identification of a novel IMI carbapenemase variant (IMI-9) in Enterobacter cloacae complex

scientific article published on 29 September 2016

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.

scientific article published on 27 June 2012

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.

scientific article published on 14 October 2013

Insight into antimicrobial susceptibility and population structure of contemporary human Enterococcus faecalis isolates from Europe

scientific article published on 29 December 2011

Insights into the global molecular epidemiology of carbapenem non-susceptible clones of Acinetobacter baumannii.

scientific article published on 27 July 2012

Investigating the mobilome in clinically important lineages of Enterococcus faecium and Enterococcus faecalis

scientific article published on 10 April 2015

Is the last bastion falling down?

scientific article published in September 2002

Large IncHI2-plasmids encode extended-spectrum β-lactamases (ESBLs) in Enterobacter spp. bloodstream isolates, and support ESBL-transfer to Escherichia coli.

scientific article published on 25 June 2013

Long PCRs of transposons in the structural analysis of genes encoding acquired glycopeptide resistance in enterococci

scientific article published on 01 March 1998

Long-term faecal carriage in infants and intra-household transmission of CTX-M-15-producing Klebsiella pneumoniae following a nosocomial outbreak

scientific article published on 3 January 2013

Low faecal carrier rate of vancomycin resistant enterococci in Norwegian hospital patients.

scientific article

Macrolide-resistant Streptococcus pyogenes in Norway: population structure and resistance determinants

scientific article

Maggot therapy in wound management

scientific article published in September 2009

Mobile genetic elements and their contribution to the emergence of antimicrobial resistant Enterococcus faecalis and Enterococcus faecium.

scientific article published on June 2010

Molecular Epidemiological Characterisation of ESBL- and Plasmid-Mediated AmpC-Producing Escherichia coli and Klebsiella pneumoniae at Kamuzu Central Hospital, Lilongwe, Malawi

scientific article published in 2022

Molecular and epidemiological characterization of carbapenemase-producing Enterobacteriaceae in Norway, 2007 to 2014.

scientific article published on 15 November 2017

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

scientific article published on 01 July 2009

Molecular characterization of VIM-producing Klebsiella pneumoniae from Scandinavia reveals genetic relatedness with international clonal complexes encoding transferable multidrug resistance.

scientific article published on 20 May 2011

Molecular detection of antibiotic resistance: when and where?

scientific article

Molecular epidemiology of macrolide-resistant isolates of Streptococcus pneumoniae collected from blood and respiratory specimens in Norway

scientific article

Molecular epidemiology of metallo-beta-lactamase-producing Pseudomonas aeruginosa isolates from Norway and Sweden shows import of international clones and local clonal expansion

scientific article

Multi-locus variable number of tandem repeat analysis for rapid and accurate typing of virulent multidrug resistant Escherichia coli clones ⬇️

scientific article

Multilevel population genetic analysis of vanA and vanB Enterococcus faecium causing nosocomial outbreaks in 27 countries (1986-2012).

scientific article published on 15 August 2016

Multilocus sequence typing and ftsI sequencing: a powerful tool for surveillance of penicillin-binding protein 3-mediated beta-lactam resistance in nontypeable Haemophilus influenzae

scientific article (publication date: 20 May 2014)

Nonconjugative transposition of the vanB-containing Tn5382-like element in Enterococcus faecium

scientific article

Nosocomial outbreak of CTX-M-15-producing E. coli in Norway

scientific article published on 01 February 2007

Occurrence, population structure, and antimicrobial resistance of enterococci in marginal and apical periodontitis

scientific article published on 06 May 2009

On the biological origin of anti-double-stranded (ds) DNA antibodies: systemic lupus erythematosus-related anti-dsDNA antibodies are induced by polyomavirus BK in lupus-prone (NZBxNZW) F1 hybrids, but not in normal mice

PCR-based plasmid typing in Enterococcus faecium strains reveals widely distributed pRE25-, pRUM-, pIP501- and pHTbeta-related replicons associated with glycopeptide resistance and stabilizing toxin-antitoxin systems

scientific article published on 17 November 2009

Performance of the EUCAST disc diffusion method and two MIC methods in detection of Enterobacteriaceae with reduced susceptibility to meropenem: the NordicAST CPE study

scholarly article by Bjørg Haldorsen et al published 1 October 2018 in Journal of Antimicrobial Chemotherapy

Performance of the EUCAST disc diffusion method and two MIC methods in detection of Enterobacteriaceae with reduced susceptibility to meropenem: the NordicAST CPE study

scientific article published on 01 October 2018

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 res

scientific article

Peripheral Facial Palsy and Coincidental Cytomegalovirus Infection or Reactivation ⬇️

scientific article published on 01 January 1983

Persistence of a pKPN3-like CTX-M-15-encoding IncFIIK plasmid in a Klebsiella pneumonia ST17 host during two years of intestinal colonization

scientific article published on 4 March 2015

Persistence of animal and human glycopeptide-resistant enterococci on two Norwegian poultry farms formerly exposed to avoparcin is associated with a widespread plasmid-mediated vanA element within a polyclonal enterococcus faecium population

scientific article

Pharmacokinetics and Pharmacodynamics of Fosfomycin and its Activity against ESBL-, Plasmid-mediated AmpC- and Carbapenemase-Producing Escherichia coli in a Murine Urinary Tract Infection Model.

scientific article published on 26 March 2018

Phenotypic and genotypic aminoglycoside resistance in blood culture isolates of coagulase-negative staphylococci from a single neonatal intensive care unit, 1989-2000.

scientific article

Plasmid-mediated quinolone resistance determinants qnr and aac(6')-Ib-cr in Escherichia coli and Klebsiella spp. from Norway and Sweden

scientific article published in April 2010

Prevalence and population structure of Staphylococcus aureus nasal carriage in healthcare workers in a general population. The Tromsø Staph and Skin Study

scientific article

Prevalence of resistance to ampicillin, gentamicin and vancomycin in Enterococcus faecalis and Enterococcus faecium isolates from clinical specimens and use of antimicrobials in five Nordic hospitals

scientific article

Prevalence, persistence, and molecular characterization of glycopeptide-resistant enterococci in Norwegian poultry and poultry farmers 3 to 8 years after the ban on avoparcin

scientific article

Redefining extended-spectrum beta-lactamases: balancing science and clinical need

scientific article published on 28 October 2008

Retrospective evidence for a biological cost of vancomycin resistance determinants in the absence of glycopeptide selective pressures

scientific article

Risk factors for acquisition of CTX-M-15 extended-spectrum beta-lactamase-producing Klebsiella pneumoniae during an outbreak in a neonatal intensive care unit in Norway

scientific article

Risk factors for community-acquired urinary tract infections caused by ESBL-producing enterobacteriaceae--a case-control study in a low prevalence country

scientific article

Sequence types and plasmid carriage of uropathogenic Escherichia coli devoid of phenotypically detectable resistance

scientific article published on 6 October 2011

Siste skanse for effektive antibiotika?

scientific article published on 01 August 2012

Species identification and molecular characterization of Acinetobacter spp. blood culture isolates from Norway.

scientific article published on 19 January 2011

Sporadic occurrence of CMY-2-producing multidrug-resistant Escherichia coli of ST-complexes 38 and 448, and ST131 in Norway.

scientific article published on 22 June 2009

Spread of Plasmid-Encoded NDM-1 and GES-5 Carbapenemases among Extensively Drug-Resistant and Pandrug-Resistant Clinical Enterobacteriaceae in Durban, South Africa.

scientific article published on 5 March 2018

Stability, persistence, and evolution of plasmid-encoded VanA glycopeptide resistance in enterococci in the absence of antibiotic selection in vitro and in gnotobiotic mice

scientific article published in January 2002

Structural and computational investigations of VIM-7: insights into the substrate specificity of vim metallo-β-lactamases

scientific article

The AmpC phenotype in Norwegian clinical isolates of Escherichia coli is associated with an acquired ISEcp1-like ampC element or hyperproduction of the endogenous AmpC.

scientific article published on 26 June 2008

The CTX-M conundrum: dissemination of plasmids and Escherichia coli clones

scientific article published on 31 January 2011

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.

scientific article

The first metallo-beta-lactamase identified in norway is associated with a TniC-like transposon in a Pseudomonas aeruginosa isolate of sequence type 233 imported from Ghana

scientific article published on 17 November 2008

The prevalence of faecal carriage of ampicillin-resistant and high-level gentamicin-resistant enterococci among inpatients at 10 major Norwegian hospitals

scientific article published in February 2002

Tn1546 is part of a larger plasmid-encoded genetic unit horizontally disseminated among clonal Enterococcus faecium lineages

scientific 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

scientific article published on 05 February 2007

Transferable vanB2 Tn5382-containing elements in fecal streptococcal strains from veal calves

scientific article

Transmission of VanA-type vancomycin-resistant enterococci and vanA resistance elements between chicken and humans at avoparcin-exposed farms.

scientific article

Typeability of Tn1546-like elements in vancomycin-resistant enterococci using long-range PCRs and specific analysis of polymorphic regions

scientific article published on January 2000

Understanding the mechanisms and drivers of antimicrobial resistance.

scientific article

Urinary tract isolates of Enterobacteriaceae from hospitalized patients in the Arkhangelsk region, Russia: antimicrobial susceptibility and characterization of extended-spectrum beta-lactamases strains.

scientific article published in October 2010

VanA-type enterococci from humans, animals, and food: species distribution, population structure, Tn1546 typing and location, and virulence determinants.

scientific article published on 9 March 2007

Whole-Genome Sequences of Two Multidrug-Resistant Acinetobacter baumannii Strains Isolated from Patients with Urinary Tract Infection in Ghana

scientific article published on 01 August 2019

Within-population distribution of trimethoprim resistance in Escherichia coli before and after a community-wide intervention on trimethoprim use

scientific article

[Broad-spectrum beta-lactamases in Gram-negative bacteria].

scientific article

[First infection with vancomycin resistant type VanA enterococci in a Norwegian hospital]

scientific article

[Infections caused by multiresistant enterococci in Norway]

scientific article published on 01 October 1998

[Simplified and not exact about antibiotics]

scientific article published on 01 September 2004

ccrABEnt serine recombinase genes are widely distributed in the Enterococcus faecium and Enterococcus casseliflavus species groups and are expressed in E. faecium ⬇️

scientific article

mef(A), mef(E) and a new mef allele in macrolide-resistant Streptococcus spp. isolates from Norway.

scientific article

β-lactam and fluoroquinolone resistance in Enterobacteriaceae from imported and locally-produced chicken in Mozambique

scientific article published on 31 May 2020

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