John Elmerdahl Olsen

Research output

Research output per year 1991 1996 1997 1999 2000 2001 2002 2003 2004 2005 2006 2007 2009 2010 2012 2013 2014 2015 2016 2017 2018 2019 2020

• 242 Journal article
• 36 Paper
• 25 Article in proceedings
• 19 Conference abstract in proceedings
• 55 More
  • 18 Conference abstract for conference
  • 17 Poster
  • 9 Book chapter
  • 3 Report chapter
  • 2 Compendium/lecture notes
  • 2 Other contribution
  • 1 Book
  • 1 Doctoral thesis
  • 1 Ph.D. thesis
  • 1 Comment/debate

Research output per year

Research output per year

Search results

• 1996

  Detection of Campylobacter jejuni and Camp. coli in chicken faecal samples by PCR

  Rasmussen, H. N., Olsen, J. E., Jørgensen, K. & Rasmussen, O. F., 1996, In: Letters in Applied Microbiology. 23, p. 363-366 4 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  36 Citations (Scopus)

• Distribution and antibiotic resistance patterns of common mastitis pathogens (gram-positive cocci) in selected dairy herds of three dairy farming sectors in Zimbabwe

  Makaya, P. V., Aarestrup, F. M. & Olsen, J. E., 1996, In: Zimbabwe Veterinary Journal. 27, 2, p. 65-75 11 p.

  Research output: Contribution to journal › Journal article › Research

• Five-hydroxytryptamine receptor antagonist reduces salmonella-induced net fluid accumulation in porcine small intestine

  Hansen, M. B., Grøndahl, M. L., Jensen, G. M., Nielsen, C., Olsen, J. E. & Skadhauge, E., 1996. 1 p.

  Research output: Contribution to conference › Conference abstract for conference › Research

• Genomic lineage of Salmonella enterica serotype Gallinarum

  Olsen, J. E., Skov, M. N., Christensen, J. P. & Bisgaard, M., 1996, In: Journal of Medical Microbiology. 45, p. 413-418 6 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  23 Citations (Scopus)

• Metoder til eftersporing af patogene bakteriers smitte gennem levnedsmidler: eksemplificeret ved slagtekyllingeproduktion

  Olsen, J. E., Brown, D. J. & Bisgaard, M., 1996. 1 p.

  Research output: Contribution to conference › Poster › Research

• Påvisning af salmonella populationer udfra ribosomale DNA sekvenser

  Christensen, H. & Olsen, J. E., 1996. 1 p.

  Research output: Contribution to conference › Poster › Research

• Polyphasic characterization of organisms within the [Pasteurella] haemolytica complex

  Angen, Ø., Caugant, D. A., Olsen, J. E. & Bisgaard, M., 1996. 1 p.

  Research output: Contribution to conference › Paper › Research

• Relation between subspecies of Salmonella enterica by 23S rDNA sequence comparison

  Christensen, H. & Olsen, J. E., 1996. 1 p.

  Research output: Contribution to conference › Poster › Research

• Sequence diversity of the flagellin gene of Listeria monocytogenes

  Dons, L., Rasmussen, O. F. & Olsen, J. E., 1996. 3 p.

  Research output: Contribution to conference › Paper › Research

• The ¤application of PCR to the meat industry

  Olsen, J. E., 1996.

  Research output: Contribution to conference › Paper › Research

• The ¤development and application of oligo nucleotide probes and PCR methods specific for the genus Salmonella and for S. Typhimurium

  Olsen, J. E., Aabo, S. & Rossen, L., 1996. 1 p.

  Research output: Contribution to conference › Conference abstract for conference › Research

• The ¤development of oligonucleotide probes and PCR methods specific for Salmonella or for Salmonella typhimurium and application to detection in naturally contaminated samples

  Olsen, J. E., 1996.

  Research output: Contribution to conference › Paper › Research

• Virulence and genotype stability of Salmonella enterica serovar Berta during a natural outbreak

  Olsen, J. E., Skov, M. N., Brown, D. J., Christensen, J. P. & Bisgaard, M., 1996, In: Epidemiology and Infection. 116, p. 267-274 8 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  7 Citations (Scopus)

• Øvelsesvejledning til kursus i Klinisk Mikrobiologi

  Olsen, J. E., Aalbæk, B. & Brown, D. J., 1996

  Research output: Book/Report › Compendium/lecture notes
• 1995

  Abstract i forbindelse med præsentation af poster til: Avancerede målesystemer og databehandling til proces- og produktudvikling, 1995, KVL

  Christensen, H. & Olsen, J. E., 1995

  Research output: Other contribution › Communication

• Antibiotikumresistente Escherichia coli i tarmfloraen hos danske svin og kalve i perioden 1970-1988

  Aalbæk, B., Olsen, J. E., Nielsen, B., Larsen, J. L., Sørensen, M., Errebo Larsen, H. & Rasmussen, J., 1995, In: Dansk Veterinærtidsskrift. 78, 20, p. 1026-1029 4 p.

  Research output: Contribution to journal › Journal article › Research

• Characterization of non-virulence plasmids with homology to the virulence plasmid of Salmonella dublin

  Aabo, S., Olsen, J. E., Threlfall, E. J. & Brown, D. J., 1995, In: Research in Microbiology. 146, p. 751-759 7 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  7 Citations (Scopus)

• Detection of Yersinia enterocolitica O:3 in faecal samples and tonsil swabs from pigs using IMS and PCR

  Rasmussen, H. N., Rasmussen, O. F., Christensen, H. & Olsen, J. E., 1995, In: Journal of Applied Bacteriology. 78, 5, p. 563-8

  Research output: Contribution to journal › Journal article › Research › peer-review

  • Immunomagnetic Separation 100%
  • Yersinia enterocolitica 87%
  • Palatine Tonsil 75%
  • Swine 51%
  • Polymerase Chain Reaction 38%
  34 Citations (Scopus)

• DNA-probes and PCR for identification of Salmonella

  Olsen, J. E., Aabo, S. & Rossen, L., 1995, Southeast Asian journal of tropical medicine and public health. 26 ed. p. 222-224 3 p.

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

• Molecular methods for control of sources and routes of microbial infections

  Olsen, J. E., 1995, Meat quality and safety as affected by primary production. Møller, A. J., Mielche, M. M. & Barton-Gade, P. (eds.). p. 174-184 11 p.

  Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication

• Prevalence of Salmonella in dry pelleted chicken manure samples obtained from shrimp farms in a major shrimp production area in Thailand

  Dalsgaard, A. & Olsen, J. E., 1995, In: Suisanzoshoku. 136, p. 291-295 5 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  4 Citations (Scopus)

• RFLP variation in Salmonella gallinarum virulence plasmids and the effect on virulence

  Christensen, J. P., Barrow, A. P., Olsen, J. E., Brown, D. J. & Bisgaard, M., 1995, Southeast Asian journal of tropical medicine and public health. 26 ed. p. 160-162 3 p.

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

• The ¤development of oligonucleotide probes and PCR methods specific for Salmonella or for S. serotype typhimurium and application to detection in naturally contaminated samples

  Olsen, J. E., Aabo, S. & Rossen, L., 1995, Southeast Asian journal of tropical medicine and public health. 26 ed. p. 92-98 7 p.

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research
• 1994

  Characterization of two putative Listeria monocytogenes encoding polypeptides homologous to the sensor protein CheA and the responce regulator CheY of chemotoxis

  Dons, L. E., Olsen, J. E. & Rasmussen, O. F., 1994, In: The jounr. of Seguencing and Mapping. 4, p. 301 12 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
• 1993

  Ribotypes of Salmonella enterica serovar Gallinarum biovars gallinarum and pullorum

  Christensen, J. P., Olsen, J. E. & Bisgaard, M., 1 Dec 1993, In: Avian Pathology. 22, 4, p. 725-738 14 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  • Salmonella Gallinarum 100%
  • Ribotyping 94%
  • ribotypes 91%
  • Salmonella enterica 82%
  • Serogroup 61%
  67 Citations (Scopus)
• 1992

  Cloning and characteriza

  Dons, L. E., Rasmussen, O. F. & Olsen, J. E., 1992, In: Molecular Microbiology. (1992) 6 (20), p. 2919 11 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
• 1991

  Listeria monocytogenes Isolates can be classified into two major types assording to the sequence of the listeriolysin gene.

  Rasmussen, O. F., Beck, T., Olsen, J. E., Dons, L. & Rossen, L., 1991, In: Infection and Immunity. 1991, p. 3945 7 p.

  Research output: Contribution to journal › Journal article › Research › peer-review