Henrik Christensen

Henrik Christensen

Associate Professor

Member of:

    ORCID: 0000-0003-4238-4658

    Publication year:
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    201 - 250 out of 382Page size: 50
    1. 2009
    2. Published

      Association of Streptococcus pluranimalium with valvular endocarditis and septicaemia in adult broiler parents

      Hedegaard, L., Christensen, Henrik, Chadfield, M. S., Christensen, Jens Peter & Bisgaard, M., 2009, In: Avian Pathology. 38, 2, p. 155-160 6 p.

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

    3. Published

      Characterization af Taxon 14 Isolates Involved In Upper Respiratory tract Infections and Blepharoconjunctivitis in Turkeys

      Guenther, R., Christensen, Henrik, Bojesen, Anders Miki & Bisgaard, M., 2009.

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

    4. Published

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

      Trobos Porro, M., Christensen, Henrik, Sunde, M., Nordentoft, S., Agersø, Y., Simonsen, G. S., Hammerum, A. M. & Olsen, John Elmerdahl, 2009, In: Microbiology. 155, p. 831-836 6 p.

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

    5. Published

      Classification of the taxon 2 and taxon 3 complex of Bisgaard with Gallibacterium and description of Gallibacterium melopsittaci sp. nov., Gallibacterium trehalosifermentans sp. nov. and Gallibacterium salpingitidis sp. nov.

      Bisgaard, M., Korczak, B. M., Busse, H., Kuhnert, P., Bojesen, Anders Miki & Christensen, Henrik, 2009, In: International Journal of Systematic and Evolutionary Microbiology. 59, p. 735-744 10 p.

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

    6. Published

      Clonality of Enterococcus faecalis associated with amyloid arthropathy in chickens evaluated by multilocus sequence typing (MLST)

      Petersen, A. H. H., Christensen, Henrik, Philipp, H. & Bisgaard, M., 2009, In: Veterinary Microbiology. 134, 3-4, p. 392-395 4 p.

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

    7. Published

      Comparative studies on [Pasteurella] testudinis and [P.] testudinis-like bacteria and proposal of Chelonobacter oris gen. nov., sp. nov. as a new member of the family Pasteurellaceae

      Olsen, Rikke Heidemann, Neubauer, C., Christensen, Henrik, Bojesen, Anders Miki, Hess, M. & Bisgaard, M., 2009, In: International Journal of Systematic and Evolutionary Microbiology. 59, 7, p. 1583-1588 6 p.

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

    8. Published

      Correlation between sequence aided identification and specific PCR tests reported for serovars and related taxa of Riemerella anatipestifer investigated by phylogenetic relationships of partial rpoB and 16S rRNA gene sequences

      Christensen, Henrik & Bisgaard, M., 2009. 1 p.

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

    9. Published

      Detection of Enterococcus feacalis in chicken tissue sections by fluorescent 16S rRNA in situ hybridization

      Pires dos Santos, T. M. S., Pors, S. E., Nielsen, O. L., Christensen, Henrik, Petersen, A., Larsen, J. & Bisgaard, M., 2009. 1 p.

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

    10. Published

      Detection of Enterococcus faecalis  ST82 associated with amyloid arthropathy by real-time PCR.

      Petersen, A. H. H., Bisgaard, M. & Christensen, Henrik, 2009. 1 p.

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

    11. Published

      Detection of a well defined clonal lineage of Pasteurella moltocida associated with fowl cholera by real-time PRR

      Petersen, A., Bisgaard, M., Larsen, J. & Christensen, Henrik, 2009. 1 p.

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

    12. Published

      Development of a multilocus sequence typing (MLST) scheme for Mannheimia haemolytica and assessment of the population structure of isolates obtained from cattle and sheep

      Petersen, A., Christensen, Henrik, Kodjo, A., Weiser, G. C. & Bisgaard, M., 2009, In: Infection, Genetics and Evolution. 9, 4, p. 626-632 7 p.

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

    13. Published

      Diversity of the tetracycline resistance gene tet(M) and identification of Tn916- and Tn5801-like (Tn6014) transposons in Staphylococcus aureus from humans and animals

      de Vries, Lisbeth Elvira, Christensen, Henrik, Skov, R. L., Aarestrup, F. M. & Agersø, Y., 2009, In: Journal of Antimicrobial Chemotherapy. 64, 3, p. 490-500 11 p.

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

    14. Published

      Erratum: Comparative studies on [Pasteurella] testudinis and [P.] testudinis-like bacteria and proposal of Chelonobacter oris gen. nov., sp. nov. as a new member of the family Pasteurellaceae (International Journal of Systematic and Evolutionary Microbiology (2009) vol. 59 (1583-1588) 10.1099/ijs.0.007203-0)

      Gregersen, R. H., Neubauer, C., Christensen, Henrik, Bojesen, Anders Miki, Hess, M. & Bisgaard, M., 2009, In: International Journal of Systematic and Evolutionary Microbiology. 59, 10, p. 2646 1 p.

      Research output: Contribution to journal › Comment/debate › Research › peer-review

    15. Published

      Evaluation of PCR and DNA Sequencing for Direct Detection of Clostridium perfringens in the Intestinal Tract of Broilers

      Henriksen, M. M. M., Bisgaard, M., Francesch, M., Gabriel, I. & Christensen, Henrik, 2009, In: Avian Diseases. 53, 3, p. 441-448 8 p.

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

    16. Published

      Evolution of the leukotoxin promoter in genus Mannheimia

      Larsen, J., Pedersen, A. G., Davies, R. L., Kuhnert, P., Frey, J., Christensen, Henrik, Bisgaard, M. & Olsen, John Elmerdahl, 2009, In: BMC Evolutionary Biology. 9, 121, 12 p.

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

    17. Published

      Genetic variation in whipworm (trichuris spp.) populations

      Nissen, S., Nejsum, P., Christensen, Henrik, Olsen, A. & Thamsborg, Stig Milan, 2009. 1 p.

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

    18. Published

      Impact of Nobilis Escherichia coli inac vaccine on parent stock mortality, first week mortality of broilers, and population diversity of E. coli in vaccinated flocks

      Olsen, Rikke Heidemann, Christensen, Henrik & Bisgaard, M., 2009. 1 p.

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

    19. Published

      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

    20. Published

      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

    21. Published

      Morphological and Genetic Diversity of Trichuris spp. recovered from Humans and Pigs

      Nissen, S., Nejsum, P., Christensen, Henrik, Olsen, A. & Thamsborg, Stig Milan, 2009,  One World, one Health - Parasites in a changing landscape. p. 109-110 1 p.

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

    22. Published

      Morphological and molecular characterization of Trichuris spp. obtained from humans and pigs

      Nissen, S., Nejsum, P., Christensen, Henrik, Olsen, A. & Thamsborg, Stig Milan, 2009.

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

    23. Published

      Multiple-locus variable-number tandem-repeat analysis (MLVA) typing of Salmonella enterica serovar Typhimurium DT41

      Hansen, E. L., Nielsen, E. M., Christensen, Henrik, Nordentoft, S., Davis, R. H. & Helmuth, R., 2009. 1 p.

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

    24. Published

      Phylogenetic relationships of unclassified, satellitic Pasteurellaceae obtained from different species of birds as demonstrated by 16S rRNA gene sequence comparison

      Christensen, Henrik, Blackall, P. & Bisgaard, M., 2009, In: Research in Microbiology. 160, 5, p. 315-321 7 p.

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

    25. Published

      Source tracking of sulphonamide resistance in Escherichia coli using comparison of sul2 gene sequences and MLST typing

      Trobos, M., Hammerum, A. M., Sunde, M., Nordentoft, S., Agersø, Y., Simonsen, G. S., Christensen, Henrik & Olsen, John Elmerdahl, 2009.

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

    26. Published

      Unusual outbreak of Pasteurella multocida ssp. septica in a turkey flock

      Günther, R., Bisgaard, M. & Christensen, Henrik, 2009, Proceedings of the 5th WPSA International Symposium on Turkey Production, Berlin, Germany, 2009. Mensch und Buch Verlag, p. 287-291 5 p.

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

    27. Published

      Årsager til kronisk, invaliderende ledforandringer (amyloid arthropati) hos konsumægsopdræt.

      Bisgaard, M., Christensen, Jens Peter, Bojesen, Anders Miki, Petersen, A. H. H. & Christensen, Henrik, 2009, In: Dansk Erhvervsfjerkrae. 38, p. 489-493 5 p.

      Research output: Contribution to journal › Journal article › Communication

    28. 2008
    29. Published

      Chelonobacter oris gen. nov., sp. nov., a new member of the Pasteurellaceae

      Olsen, Rikke Heidemann, Neubauer, C., Christensen, Henrik, Bojesen, Anders Miki, Hess, M. & Bisgaard, M., 2008.

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

    30. Published

      Characterization and possible host specificity of Pasteurellaceae-like bacteria isolated from clinically affected psittacine birds

      Christensen, Henrik, 2008. 1 p.

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

    31. Published

      Characterization of small-colony variants of Enterococcus faecalis isolated from chickens with amyloid arthropathy

      Petersen, A. H. H., Chadfield, M. S., Christensen, Jens Peter, Christensen, Henrik & Bisgaard, M., 2008, In: Journal of Clinical Microbiology. 46, 8, p. 2686-2691 6 p.

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

    32. Published

      Development of a MLST typing scheme for Mannheimia haemolytica

      Petersen, A. H. H., Bisgaard, M. & Christensen, Henrik, 2008. 1 p.

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

    33. Published

      Diagnostic and typing options for investigating diseases associated with Pasteurella multocida

      Dziva, F., Muhairwa, A. P., Bisgaard, M. & Christensen, Henrik, 2008, In: Veterinary Microbiology. 128, 1-2, p. 1-22 22 p.

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

    34. Published

      Emended description of Volucribacter and proposal of a new genus related to Volucribacter

      Christensen, Henrik, Korczak, B. M., Kuhnert, P., Bojesen, Anders Miki & Bisgaard, M., 2008.

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

    35. Published

      Evaluation of the possibilites for naming of 'Muribacter' gen. nov. including 'Muribacter rattus' sp. nov.

      Christensen, Henrik, Kuhnert, P., Korczak, B. M., Olsen, John Elmerdahl & Bisgaard, M., 2008.

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

    36. Published

      Experiences to be gained from longitudinal studies of cilinical and pathological observations of fowl cholera and MLST typing of Pasteurella multocida.

      Bisgaard, M., Petersen, A. H. H., Bojesen, Anders Miki, Christensen, Jens Peter & Christensen, Henrik, 2008, 7th international symposium on turkey diseases. Hafez, H. M. (ed.). Verlag der DVG Service, p. 123-132 10 p.

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

    37. Published

      Field Observations and Experimental Studies on the Pathogenic Potential of Small Colony Variants of Pasteurella multocida

      Bisgaard, M., Petersen, A. H. H., Bojesen, Anders Miki, Christensen, Jens Peter & Christensen, Henrik, 2008. 1 p.

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

    38. Published

      Improved discrimination of Campylobacter jejuni using repetitive element sequence-based PCR typing and comparison with PFGE typing

      Malakauskas, M., Christensen, Henrik, Olsen, John Elmerdahl & Brogren, C., 2008, The 21st International ICFMH Symposium "Evolving Microbial Food Quality and Safety" - Programme and Abstract Book. IUMS/ICFMH, p. 347 1 p.

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

    39. Published

      Investigation of chicken intestinal bacterial communities by 16S rRNA targeted fluorescence in situ hybridization

      Olsen, K. N., Henriksen, M. M. M., Bisgaard, M., Nielsen, O. L. & Christensen, Henrik, 2008, In: Antonie van Leeuwenhoek. International Journal of General and Molecular Microbiology. 94, 3, p. 423-437 15 p.

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

    40. Published

      Investigations on the existence of major phylogenetic lines within Pasteurella multocida as demonstrated by MSLA, rpoB sequencing and 16S rRNA based PCR

      Bisgaard, M., Petersen, A. H. H. & Christensen, Henrik, 2008.

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

    41. Published

      Mutations in gyrA and parC in Pasteurella multocida with decreased sensitivity to enrofloxacin

      Petersen, A. H. H., Christensen, Henrik & Bisgaard, M., 2008. 1 p.

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

    42. Published

      Pasteurellaceae: biology, genomics and molecular aspects

      Kuhnert, P. & Christensen, Henrik, 2008, Norfolk: Caister Academic Press. 267 p.

      Research output: Book/Report › Book › Research › peer-review

    43. Published

      Taxon 10, a potential pathogen associated with infected horse bite wounds

      Kjældgaard, P., Christensen, Henrik, Aalbæk, Bent & Bisgaard, M., 2008.

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

    44. Published

      Taxonomy and biodiversity of members of Pasteurellaceae

      Christensen, Henrik & Bisgaard, M., 2008, Pasteurellaceae: biology, genomics and molecular aspects. Kuhnert, P. & Christensen, H. (eds.). Norfolk: Caister Academic Press, p. 1-26 26 p.

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

    45. 2007
    46. Published

      Actinobacillus equuli subsp. equuli associated with equine valvular endocarditis: case report

      Aalbæk, Bent, Østergaard, Stine, Buhl, Rikke, Jensen, Henrik Elvang, Christensen, Henrik & Bisgaard, M., 2007, In: Acta Pathologica Microbiologica et Immunologica Scandinavica. 115, 12, p. 1437-1442 6 p.

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

    47. Published

      Avibacterium endocarditidis sp. nov., isolated from valvular endocarditis in chickens

      Bisgaard, M., Christensen, Jens Peter, Bojesen, Anders Miki & Christensen, Henrik, 2007, In: International Journal of Systematic and Evolutionary Microbiology. 57, 8, p. 1729-1734 6 p.

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

    48. Published

      Streptococcus pluranimalium: a new avian pathogen

      Bisgaard, M., Hedegaard, L., Chadfield, M. S., Christensen, Jens Peter & Christensen, Henrik, 2007. 1 p.

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

    49. Published

      A new species of Neisseria associated with respiratory distress in turkeys

      Bisgaard, M., Behr, K. & Christensen, Henrik, 2007. 2 p.

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

    50. Published

      A study of risk factors associated with Newcastle disease epidemics in village free-range chickens in Uganda

      Otim, M. O., Kabagambe, E. K., Mukiibi, G. M., Christensen, Henrik & Bisgaard, M., 2007, In: Tropical Animal Health and Production. 39, 1, p. 27-35 9 p.

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

    51. Published

      Analysis of gene order data supports vertical inheritance of the leukotoxin operon and genome rearrangements in the 5' flanking region in genus Mannheimia

      Larsen, J., Kuhnert, P., Frey, J., Christensen, Henrik, Bisgaard, M. & Olsen, John Elmerdahl, 2007, In: BMC Evolutionary Biology. 7, 184, 11 p.

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

    52. Published

      Avian Enterococci and Streptococci: new or old emerging pathogens representing major diagnostic problems

      Christensen, Henrik, Chadfield, M. S., Christensen, Jens Peter & Bisgaard, M., 2007. 1 p.

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

    53. Published

      Avibacterium endocarditidis sp. nov., a new species of Pasteurellaceae isolated form valvular endocarditis in chickens

      Bisgaard, M., Christensen, Jens Peter, Bojesen, Anders Miki & Christensen, Henrik, 2007. 1 p.

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

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