Research Topics
Genomes and Genes | Bjørn Arne LindstedtSummaryAffiliation: Norwegian Institute of Public Health Country: Norway Publications
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Detail Information
Publications
Use of multilocus variable-number tandem repeat analysis (MLVA) in eight European countries, 2012B A Lindstedt
Division of Infectious Diseases Control, Norwegian Institute of Public Health, Oslo, Norway
Euro Surveill 18:20385. 2013..MLVA has been used as a typing tool in several contexts, from aiding in resolving outbreaks of foodborne bacteria to typing organisms that may pose a bioterrorist threat, as well as in scientific studies...
Genotyping of selected bacterial enteropathogens in NorwayBjørn Arne Lindstedt
Division of Infectious Diseases Control, Norwegian Institute of Public Health, Lovisenberggata 8, P O Box 4404 Nydalen, N 0403 Oslo, Norway
Int J Med Microbiol 301:648-53. 2011..Yersinia enterocolitica and Listeria monocytogenes. This review is based on an oral presentation given at the 9th International Meeting on Microbial Epidemiological Markers in Wernigerode Germany on September 1st 2010...
Investigation of an Escherichia coli O145 outbreak in a child day-care centre--extensive sampling and characterization of eae- and stx1-positive E. coli yields epidemiological and socioeconomic insightErik Wahl
District Office Trondheim and Orkdal, Norwegian Food Safety Authority, PO Box 383, N 2381 Brumunddal, Norway
BMC Infect Dis 11:238. 2011..coli (STEC) O145 in a child with bloody diarrhoea attending a day-care centre. Symptomatic children in this day-care centre were sampled, thereby identifying three more cases. This initiated an outbreak investigation...
Intestinal carriage of Campylobacter jejuni and Campylobacter coli among cattle from south-western Norway and comparative genotyping of bovine and human isolates by amplified-fragment length polymorphismG Johnsen
National Veterinary Institute, Oslo, Norway
Acta Vet Scand 48:4. 2006..The results of this study have provided new information on C. jejuni and C. coli transmission, and also on the carriage in cattle, genotypes stability and similarity between bovine and human isolates...
Multiple-locus variable-number tandem-repeats analysis of Listeria monocytogenes using multicolour capillary electrophoresis and comparison with pulsed-field gel electrophoresis typingBjørn Arne Lindstedt
Division of Infectious Diseases Control, Norwegian Institute of Public Health, Geitmyrsveien 75, Nydalen, Oslo, Norway
J Microbiol Methods 72:141-8. 2008..monocytogenes serotypes tested, and was slightly more discriminatory than PFGE for the Norwegian isolates (28 MLVA profiles and 24 PFGE profiles) and opposite for the Swedish isolates (42 MLVA profiles and 43 PFGE profiles)...
Harmonization of the multiple-locus variable-number tandem repeat analysis method between Denmark and Norway for typing Salmonella Typhimurium isolates and closer examination of the VNTR lociB A Lindstedt
Division for Infectious Diseases Control, Norwegian Institute of Public Health, Nydalen, Oslo, Norway
J Appl Microbiol 102:728-35. 2007..enterica serovar Typhimurium (Salm. Typhimurium) in Denmark and Norway, and analysis of the typing data...
Study of polymorphic variable-number of tandem repeats loci in the ECOR collection and in a set of pathogenic Escherichia coli and Shigella isolates for use in a genotyping assayBjørn Arne Lindstedt
Norwegian Institute of Public Health, Division for Infectious Diseases Control, N 0403 Oslo, Norway
J Microbiol Methods 69:197-205. 2007..Shigella isolates were of species S. flexneri, S. boydii, S. sonnei and S. dysenteriae. The MLVA method rapidly genotyped all isolates in the study at a Simpson's index of diversity of D=0.98...
Multiple-locus variable number tandem repeats analysis for genetic fingerprinting of pathogenic bacteriaBjørn Arne Lindstedt
Norwegian Institute of Public Health, Division for Infectious Diseases Control, Oslo, Norway
Electrophoresis 26:2567-82. 2005....
DNA fingerprinting of Salmonella enterica subsp. enterica serovar typhimurium with emphasis on phage type DT104 based on variable number of tandem repeat lociBjørn Arne Lindstedt
Division for Infectious Diseases Control, Norwegian Institute of Public Health, N 0403 Oslo, Norway
J Clin Microbiol 41:1469-79. 2003..The VNTR assay showed greatly improved resolution compared to all other tested methods in this study...
Multiple-locus variable-number tandem-repeats analysis of Salmonella enterica subsp. enterica serovar Typhimurium using PCR multiplexing and multicolor capillary electrophoresisBjørn Arne Lindstedt
Division of Infectious Diseases Control, Norwegian Institute of Public Health, Geitmyrsveien 75, P O Box 4404 Nydalen, Torshov, N 0403 Oslo, Norway
J Microbiol Methods 59:163-72. 2004..Typhimurium genome labeled with multiple fluorescent dyes. The different alleles at each locus were then assigned allele numbers, which were used for strain comparison...
Multiple-Locus Variable-Number Tandem-Repeats Analysis of Escherichia coli O157 using PCR multiplexing and multi-colored capillary electrophoresisBjørn Arne Lindstedt
Division of Infectious Diseases Control, Norwegian Institute of Public Health, Geitmyrsveien 75, P O Box 4404 Torshov, N 0403 Oslo, Norway
J Microbiol Methods 58:213-22. 2004..coli O157 genome labeled with multiple fluorescent dyes. The different alleles at each locus were then assigned to allele numbers, which were used for strain comparison...
Characterization of class I integrons in clinical strains of Salmonella enterica subsp. enterica serovars Typhimurium and Enteritidis from Norwegian hospitalsBjørn Arne Lindstedt
Norwegian Institute of Public Health, Division of Infectious Diseases Control, N 0403 Oslo, Norway
J Med Microbiol 52:141-9. 2003..An internal fragment of the purG gene was additionally found as an artefact PCR amplicon...
Octaplex PCR and fluorescence-based capillary electrophoresis for identification of human diarrheagenic Escherichia coli and Shigella sppLin Thorstensen Brandal
Division of Infectious Disease Control, Norwegian Institute of Public Health, Geitmyrsveien 75, P O Box 4404 Nydalen, Torshov, N 0403 Oslo, Norway
J Microbiol Methods 68:331-41. 2007..coli, and Shigella spp. This assay will replace the previous molecular genetic methods used in our laboratory and work as an important supplement to the more time-consuming phenotypic assays...
Identification of the anti-terminator qO111:H)- gene in Norwegian sorbitol-fermenting Escherichia coli O157:NMKjersti Haugum
Department of Foodborne Infections, The Norwegian Institute of Public Health, Oslo, Norway
FEMS Microbiol Lett 329:102-10. 2012..An assay for detecting q(O111:H) (-) was developed...
Norwegian sheep are an important reservoir for human-pathogenic Escherichia coli O26:H11Lin T Brandal
Norwegian Institute of Public Health, Division of Infectious Disease Control, Oslo, Norway
Appl Environ Microbiol 78:4083-91. 2012..However, according to their virulence gene profile, the aEPEC ovine isolates should be considered potentially pathogenic for humans. In conclusion, sheep are an important reservoir of human-pathogenic E. coli O26:H11 isolates in Norway...
Rapid and high resolution genotyping of all Escherichia coli serotypes using 10 genomic repeat-containing lociInger Løbersli
Division of Infectious Diseases Control, Norwegian Institute of Public Health, Lovisenberggata 8, P O Box 4404 Nydalen, N 0403 Oslo, Norway
J Microbiol Methods 88:134-9. 2012..The GECM7 method was improved by adding three new repeat-loci to a total of ten (GECM10), and a considerable increase in resolution was observed (from 296 to 507 genotypes on the same set of strains)...
Molecular epidemiology and disinfectant susceptibility of Listeria monocytogenes from meat processing plants and human infectionsEven Heir
Norwegian Institute of Public Health, P O Box 4404 Nydalen, N 0403 Oslo, Norway
Int J Food Microbiol 96:85-96. 2004..No correlation between resistance and PFGE profile or resistance and persistence was observed...
Yersinia enterocolitica outbreak associated with ready-to-eat salad mix, Norway, 2011Emily Macdonald
Department of Infectious Disease Epidemiology, Norwegian Institute of Public Health, Postboks 4404 Nydalen, NO 0403 Oslo, Norway
Emerg Infect Dis 18:1496-9. 2012..The outbreak illustrates the need to characterize isolates of this organism, and reinforces the need for international traceback mechanisms for fresh produce...
Outbreak of haemolytic uraemic syndrome in Norway caused by stx2-positive Escherichia coli O103:H25 traced to cured mutton sausagesBarbara Schimmer
Department of Infectious Disease Epidemiology, Norwegian Institute of Public Health, Oslo, Norway
BMC Infect Dis 8:41. 2008..We initiated an investigation to identify the etiologic agent and determine the source of the outbreak in order to implement control measures...
Rapid multiple-locus variable-number tandem-repeats analysis of Shigella spp. using multicolour capillary electrophoresisMonica Rawal
Division of Infectious Diseases Control, Norwegian Institute of Public Health, Lovisenberggata 8, P O Box 4404 Nydalen, N 0403 Oslo, Norway
J Microbiol Methods 83:279-85. 2010..A total of 235 Shigella spp. were typed with 194 distinct MLVA-genotypes. An outbreak cluster of Shigella sonnei was additionally identified during manuscript preparation...
Salmonella Typhimurium DT104 outbreak linked to imported minced beef, Norway, October-November 2005Elmira Isakbaeva
Norwegian Institute of Public Health, Oslo, Norway
Euro Surveill 10:E051110.1. 2005
Use of variable-number tandem repeats to examine genetic diversity of Neisseria meningitidisSiamak P Yazdankhah
Division of Infectious Disease Control, Norwegian Institute of Public Health, P O Box 4404, Nydalen, N 0403 Oslo, Norway
J Clin Microbiol 43:1699-705. 2005..The method might be especially valuable for differentiating among ST-11 strains, as shown by the VNTR analyses of serogroup W135 ST-11 meningococcal isolates recovered since the mid-1990s...
