Rikke Heidemann Olsen
Associate Professor
Veterinary Clinical Microbiology
Stigbøjlen 4
1870 Frederiksberg C
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Virulence factors of Enterococcus faecalis of human and poultry origin seem to confirm the zoonotic potential of E. faecalis.
Olsen, Rikke Heidemann, Schønheyder, H., Christensen, Henrik & Bisgaard, M., 2011, 17th World Veterinary Poultry Congress: proceedings. WVPA, p. 474-476 3 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research
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Variations in virulence of avian pathogenic Escherichia coli demonstrated by the use of a new in vivo infection model
Pors, S. E., Olsen, Rikke Heidemann & Christensen, Jens Peter, 2014, In: Veterinary Microbiology. 170, 3-4, p. 368-374 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Treatment with high-dose antidepressants severely exacerbates the pathological outcome of experimental Escherichia coli infections in poultry
Kromann, Sofie, Kudirkiene, E., Li, L., Thoefner, Ida , Daldorph, E., Christensen, Jens Peter, Meng, H. & Olsen, Rikke Heidemann, 2017, In: PLoS ONE. 12, 10, 15 p., e0185914.Research output: Contribution to journal › Journal article › Research › peer-review
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Transmission and pathogenicity of Gallibacterium anatis and Escherichia coli in embryonated eggs
Wang, C., Pors, S. E., Olsen, Rikke Heidemann & Bojesen, Anders Miki, 2018, In: Veterinary Microbiology. 217, p. 76-81 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Transmission and genetic diversity of Enterococcus faecalis during hatch of broiler chicks
Olsen, Rikke Heidemann, Christensen, Henrik & Bisgaard, M., 2012, In: Veterinary Microbiology. 160, 1-2, p. 214-221 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Transmission and genetic diversity of Enterococcus faecalis among layer chickens during hatch
Fertner, M. E., Olsen, Rikke Heidemann, Bisgaard, M. & Christensen, Henrik, 2011, In: Acta Veterinaria Scandinavica (Print). 53, 56, 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
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The hygienic aspects in the management of strangles
Fridberg, A., Adler, Ditte Marie Top, Jørgensen, M. G. & Olsen, Rikke Heidemann, 2023, In: Equine Veterinary Education. 35, 10, p. 540-550Research output: Contribution to journal › Review › Research › peer-review
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Systemic reactive amyloidosis - an age related problem of importance in broiler breeders
Thoefner, Ida , Poulsen, Louise Ladefoged, Bisgaard, M., Christensen, Henrik, Olsen, Rikke Heidemann & Christensen, Jens Peter, Sep 2015.Research output: Contribution to conference › Poster › Research › peer-review
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Staphylococcus agnetis, a potential pathogen in broiler breeders
Poulsen, Louise Ladefoged, Thoefner, Ida , Bisgaard, M., Olsen, Rikke Heidemann, Christensen, Jens Peter & Christensen, Henrik, 2017, In: Veterinary Microbiology. 212, p. 1-6 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Spread of avian pathogenic Escherichia coli ST117 O78:H4 in Nordic broiler production
Ronco, T., Stegger, M., Olsen, Rikke Heidemann, Sekse, C., Nordstoga, A. B., Pohjanvirta, T., Lilje, B., Lyhs, U., Andersen, P. S. & Pedersen, K., 3 Jan 2017, In: BMC Genomics. 18, 8 p., 13.Research output: Contribution to journal › Journal article › Research › peer-review
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Short- and long-read metagenomics insight into the genetic contexts and hosts of mobile antibiotic resistome in Chinese swine farms
Li, L., Xiao, Y., Olsen, Rikke Heidemann, Wang, C., Meng, H. & Shi, L., 2022, In: Science of the Total Environment. 827, 154352.Research output: Contribution to journal › Journal article › Research › peer-review
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Reclassification of Bisgaard taxon 37 and taxon 44 as Psittacicella melopsittaci gen. nov., sp. nov., Psittacicella hinzii sp. nov. and Psittacicella gerlachiana sp. nov. within Psittacicellaceae fam. nov. of the order Pasteurellales
Xin, D., Bisgaard, M., Busse, H. J., Olsen, Rikke Heidemann, Hess, C., Aalbæk, Bent, Olsen, John Elmerdahl & Christensen, Henrik, 2019, In: International Journal of Systematic and Evolutionary Microbiology. 69, 2, p. 350-355 6 p., 003133.Research output: Contribution to journal › Journal article › Research › peer-review
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Protective potential of an autogenous vaccine in an aerogenous model of escherichia coli infection in broiler breeders
Kromann, Sofie, Olsen, Rikke Heidemann, Bojesen, Anders Miki, Jensen, Henrik Elvang & Thoefner, Ida , 2021, In: Vaccines. 9, 11, 1233.Research output: Contribution to journal › Journal article › Research › peer-review
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Population diversity and impact of Enterococcus faecalis in chickens
Olsen, Rikke Heidemann, 2012, Department of Veterinary Disease Biology, University of Copenhagen. 125 p.Research output: Book/Report › Ph.D. thesis › Research
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Pathology and Molecular Characterization of Escherichia Coli Associated With the Avian Salpingitis-Peritonitis Disease Syndrome
Olsen, Rikke Heidemann, Bisgaard, M., Christensen, Jens Peter, Kabell, S. & Christensen, Henrik, Mar 2016, In: Avian Diseases. 60, 1, p. 1-7 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Multilocus sequence typing of Enterococcus faecalis isolates demonstrating different lesion types in broiler breeders
Olsen, Rikke Heidemann, Petersen, A., Christensen, Henrik & Bisgaard, M., 2010, In: Avian Pathology. 39, 6, p. 435-440 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Multi-locus sequence typing and plasmid profile characterization of avian pathogenic Escherichia coli associated with increased mortality in free-range layer flocks
Olsen, Rikke Heidemann, Stockholm, N. M., Permin, A., Christensen, Jens Peter, Christensen, Henrik & Bisgaard, M., 2011, In: Avian Pathology. 40, 5, p. 437-444 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Molecular characterization of APEC - a precondition for proper understanding and handling of outbreaks
Olsen, Rikke Heidemann, Bojesen, Anders Miki, Christensen, Henrik & Bisgaard, M., 2009, Proceedings of the 5th WPSA International Symposium on Turkey Production, Berlin, Germany, 2009. Mensch und Buch Verlag, p. 277-285 9 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
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MLST and MLSA of Enterococcus faecalis isolates demonstrating different lesion types in broiler parents
Bisgaard, M., Petersen, A., Olsen, Rikke Heidemann & Christensen, Henrik, 2009. 1 p.Research output: Contribution to conference › Conference abstract for conference › Research
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Longitudinal study on background lesions in broiler breeder flocks and their progeny, and genomic characterisation of Escherichia coli
Kromann, Sofie, Baig, S., Stegger, M., Olsen, Rikke Heidemann, Bojesen, Anders Miki, Jensen, Henrik Elvang & Thoefner, Ida , 2022, In: Veterinary Research. 53, 52.Research output: Contribution to journal › Journal article › Research › peer-review
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Longitudinal study of transmission of Escherichia coli from broiler breeders to broilers
Poulsen, Louise Ladefoged, Thoefner, Ida , Bisgaard, M., Christensen, Jens Peter, Olsen, Rikke Heidemann & Christensen, Henrik, 2017, In: Veterinary Microbiology. 207, p. 13-18Research output: Contribution to journal › Journal article › Research › peer-review
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Longitudinal study of mortality observed in four broiler breeder flocks
Thoefner, Ida , Poulsen, Louise Ladefoged, Bisgaard, M., Christensen, Henrik, Olsen, Rikke Heidemann & Christensen, Jens Peter, Sep 2015, 19th World Veterinary Poultry Association Congress. Cape Town, p. 148-148 1 p.Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review
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Longitudinal Study on Causes of Mortality in Danish Broiler Breeders
Thoefner, Ida , Poulsen, Louise Ladefoged, Bisgaard, M., Christensen, Henrik, Olsen, Rikke Heidemann & Christensen, Jens Peter, 2019, In: Avian Diseases. 63, 3, 400-410.Research output: Contribution to journal › Journal article › Research › peer-review
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Investigations of the pathogenesis of Staphylococcus aureus and Enterococcus faecalis in an experimental footpad infection model in broiler breeders
Thoefner, Ida , Olsen, Rikke Heidemann, Poulsen, Louise Ladefoged, Christensen, Henrik, Bisgaard, M. & Christensen, Jens Peter, Oct 2016, Vetpath 2016 conference abstracts. Prato, p. 5-5 1 p.Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review
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Insight into synergetic mechanisms of tetracycline and the selective serotonin reuptake inhibitor, sertraline, in a tetracycline-resistant strain of Escherichia coli
Li, L., Kromann, Sofie, Olsen, John Elmerdahl, Svenningsen, Søren Wedel & Olsen, Rikke Heidemann, 2017, In: Journal of Antibiotics. 70, 9, p. 944-953 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
ID: 6576950
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627
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Transmission and genetic diversity of Enterococcus faecalis among layer chickens during hatch
Research output: Contribution to journal › Journal article › Research › peer-review
Published -
298
downloads
Spread of avian pathogenic Escherichia coli ST117 O78:H4 in Nordic broiler production
Research output: Contribution to journal › Journal article › Research › peer-review
Published -
277
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Chromosomal features of Escherichia coli serotype O2:K2, an avian pathogenic E. coli
Research output: Contribution to journal › Journal article › Research › peer-review
Published