Olsen JE - Search Results

1

Natural transfer of sulphonamide and ampicillin resistance between Escherichia coli residing in the human intestine.

Trobos M, Lester CH, Olsen JE, Frimodt-Møller N, Hammerum AM. Trobos M, et al. Among authors: olsen je. J Antimicrob Chemother. 2009 Jan;63(1):80-6. doi: 10.1093/jac/dkn437. Epub 2008 Oct 28. J Antimicrob Chemother. 2009. PMID: 18957394

2

Prevalence of sulphonamide resistance and class 1 integron genes in Escherichia coli isolates obtained from broilers, broiler meat, healthy humans and urinary infections in Denmark.

Trobos M, Jakobsen L, Olsen KE, Frimodt-Møller N, Hammerum AM, Pedersen K, Agersø Y, Porsbo LJ, Olsen JE. Trobos M, et al. Among authors: olsen ke, olsen je. Int J Antimicrob Agents. 2008 Oct;32(4):367-9. doi: 10.1016/j.ijantimicag.2008.04.021. Epub 2008 Jun 25. Int J Antimicrob Agents. 2008. PMID: 18583102 No abstract available.

3

Characterization of sulphonamide-resistant Escherichia coli using comparison of sul2 gene sequences and multilocus sequence typing.

Trobos M, Christensen H, Sunde M, Nordentoft S, Agersø Y, Simonsen GS, Hammerum AM, Olsen JE. Trobos M, et al. Among authors: olsen je. Microbiology (Reading). 2009 Mar;155(Pt 3):831-836. doi: 10.1099/mic.0.024190-0. Microbiology (Reading). 2009. PMID: 19246754 Free article.

4

The in vitro fitness cost of antimicrobial resistance in Escherichia coli varies with the growth conditions.

Petersen A, Aarestrup FM, Olsen JE. Petersen A, et al. Among authors: olsen je. FEMS Microbiol Lett. 2009 Oct;299(1):53-9. doi: 10.1111/j.1574-6968.2009.01734.x. Epub 2009 Jul 22. FEMS Microbiol Lett. 2009. PMID: 19694815

5

CTX-M-1 β-lactamase expression in Escherichia coli is dependent on cefotaxime concentration, growth phase and gene location.

Kjeldsen TS, Overgaard M, Nielsen SS, Bortolaia V, Jelsbak L, Sommer M, Guardabassi L, Olsen JE. Kjeldsen TS, et al. Among authors: olsen je. J Antimicrob Chemother. 2015 Jan;70(1):62-70. doi: 10.1093/jac/dku332. Epub 2014 Sep 1. J Antimicrob Chemother. 2015. PMID: 25182062

6

Persistence of vancomycin resistance in multiple clones of Enterococcus faecium isolated from Danish broilers 15 years after the ban of avoparcin.

Bortolaia V, Mander M, Jensen LB, Olsen JE, Guardabassi L. Bortolaia V, et al. Among authors: olsen je. Antimicrob Agents Chemother. 2015 May;59(5):2926-9. doi: 10.1128/AAC.05072-14. Epub 2015 Feb 23. Antimicrob Agents Chemother. 2015. PMID: 25712360 Free PMC article.

7

Adaptive responses to cefotaxime treatment in ESBL-producing Escherichia coli and the possible use of significantly regulated pathways as novel secondary targets.

Møller TS, Rau MH, Bonde CS, Sommer MO, Guardabassi L, Olsen JE. Møller TS, et al. Among authors: olsen je. J Antimicrob Chemother. 2016 Sep;71(9):2449-59. doi: 10.1093/jac/dkw198. Epub 2016 Jun 5. J Antimicrob Chemother. 2016. PMID: 27272725

8

Modeling the growth dynamics of multiple Escherichia coli strains in the pig intestine following intramuscular ampicillin treatment.

Ahmad A, Zachariasen C, Christiansen LE, Græsbøll K, Toft N, Matthews L, Nielsen SS, Olsen JE. Ahmad A, et al. Among authors: olsen je. BMC Microbiol. 2016 Sep 6;16(1):205. doi: 10.1186/s12866-016-0823-3. BMC Microbiol. 2016. PMID: 27599570 Free PMC article.

9

Antimicrobial-induced horizontal transfer of antimicrobial resistance genes in bacteria: a mini-review.

Liu G, Thomsen LE, Olsen JE. Liu G, et al. Among authors: olsen je. J Antimicrob Chemother. 2022 Feb 23;77(3):556-567. doi: 10.1093/jac/dkab450. J Antimicrob Chemother. 2022. PMID: 34894259 Review.

10

Distribution and in-vitro transfer of tetracycline resistance determinants in clinical and aquatic Acinetobacter strains.

Guardabassi L, Dijkshoorn L, Collard JM, Olsen JE, Dalsgaard A. Guardabassi L, et al. Among authors: olsen je. J Med Microbiol. 2000 Oct;49(10):929-936. doi: 10.1099/0022-1317-49-10-929. J Med Microbiol. 2000. PMID: 11023190

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