Henrik Christensen

Henrik Christensen

Associate Professor

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    ORCID: 0000-0003-4238-4658

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    1. Published

      Atypical actinobacillosis affecting hind limbs and lungs in a single beef cattle herd

      Relun, A., Cesbron, N., Bourdeau, P., Dorso, L., Brement, T., Assié, S., Christensen, Henrik & Guatteo, R., 2019, In: Journal of Veterinary Internal Medicine. 33, 1, p. 297-301 5 p.

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

    2. 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

    3. Published

      Avian infections caused by species of Pasteurellaceae, an update

      Bisgaard, M., Christensen, Henrik, Bojesen, Anders Miki & Christensen, Jens Peter, 2005, Final program & abstract book. p. 110-117 8 p.

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

    4. 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

    5. Published

      Bacterial incorporation of tritiated thymidine and populations of bacteriophagous fauna in the rhizosphere of wheat

      Christensen, Henrik, Griffiths, B. & Christensen, Søren, 1992, In: Soil Biology & Biochemistry. 24, 7, p. 703-709

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

    6. Published

      Bacterial production determined by [3H]thymidine incorporation in field rhizospheres as evaluated by comparison to rhizodeposition

      Christensen, Henrik, Rønn, Regin, Ekelund, Flemming & Christensen, Søren, 1995, In: Soil Biology & Biochemistry. 27, 1, p. 93-99

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

    7. Published

      Caviibacterium

      Christensen, Henrik, Bisgaard, M., Nicklas, W. & Adhikary, S., 2020, Bergey's Manual of Systematics of Archaea and Bacteria. Whitman, W. B., Rainey, F., Kämpfer, P., Trujillo, M., Chun, J., DeVos, P., Hedlund, B. & Dedysh, S. (eds.). Wiley, p. 1-5

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

    8. 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

    9. Published

      Characterization and identification of enterococcal strains isolated from disease outbreaks in Broiler Flocks characterized by increased mortality due to septicaemia and Endocarditis and/or alterede production parameters

      Chadfield, M. S., Christensen, Jens Peter, Christensen, Henrik & Bisgaard, M., 2003. 1 p.

      Research output: Contribution to conference › Paper › Research

    10. 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

    11. Published

      Characterization of Enterococcus faecalis isolated from the cloaca of 'fancy breeds' and confined chickens

      Jørgensen, S. L., Poulsen, Louise Ladefoged, Thorndahl, L., Ronaghinia, A. A., Bisgaard, M. & Christensen, Henrik, May 2017, In: Journal of Applied Microbiology. 122, 5, p. 1149-1158 10 p.

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

    12. Published

      Characterization of Enterococcus hirae outbreaks in broiler flocks demonstrating increased mortality because of septicemia and endocarditis and/or altered production parameters

      Chadfield, M. S., Christensen, Jens Peter, Juhl-Hansen, J., Christensen, Henrik & Bisgaard, M., 2005, In: Avian Diseases. 49, 1, p. 16-23 8 p.

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

    13. Published

      Characterization of Escherichia coli causing cellulitis in broilers

      Poulsen, Louise Ladefoged, Bisgaard, M., Jørgensen, S. L., Dideriksen, T., Pedersen, J. R. & Christensen, Henrik, 2018, In: Veterinary Microbiology. 225, p. 72-78 7 p.

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

    14. Published

      Characterization of Pasteurella multocida involved in rabbit infections

      Massacci, F. R., Magistrali, C. F., Cucco, L., Curcio, L., Bano, L., Mangili, P. M., Scoccia, E., Bisgaard, M., Aalbæk, Bent & Christensen, Henrik, 2018, In: Veterinary Microbiology. 213, p. 66-72 7 p.

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

    15. Published

      Characterization of Vibrio strains isolated from turbot (Scophthalmus maximus) culture by phenotypic analysis, ribotyping and 16S rRNA gene sequence comparison

      Montes, M., Farto, O., Pérez, M. J., Nieto, T. P., Larsen, J. L. & Christensen, Henrik, 2003, In: Journal of Applied Microbiology. 95, 4, p. 2003, 11 p.

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

    16. Published

      Characterization of diversity and virulence traits of Escherichia coli associated with haemorrhagic septicaemia outbreaks in turkeys

      Olsen, Rikke Heidemann, Chadfield, M. S., Christensen, Jens Peter, Scheutz, F., Christensen, Henrik & Bisgaard, M., 2011, 17th World Veterinary Poultry Congress: proceedings. WVPA, p. 471-473 3 p.

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

    17. Published

      Characterization of pasteurellaceae-like bacteria isolated from clinically affected psittacine birds

      Olsen, Rikke Heidemann, Neubauer, C., Christensen, Henrik, Korczak, B., Bojesen, Anders Miki, Hess, M. & Bisgaard, M., 2010, In: Journal of Applied Microbiology. 108, 4, p. 1235-1243 9 p.

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

    18. Published

      Characterization of prevalent bacterial pathogens associated with pododermatitis in table egg layers

      Olsen, Rikke Heidemann, Christensen, Henrik, Kabell, S. & Bisgaard, M., 4 May 2018, In: Avian Pathology. 47, 3, p. 281-285 5 p.

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

    19. 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

    20. Published

      Characterization of streptococci and enterococci associated with septicaemia in broiler parents with a high prevalence of endocarditis

      Chadfield, M. S., Christensen, Jens Peter, Christensen, Henrik & Bisgaard, M., 2004, In: Avian Pathology. 33, 6, p. 610-617 8 p.

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

    21. Published

      Characterization of sucrose-negative Pasteurella multocida variants, including isolates from large-cat bite wounds

      Christensen, Henrik, Bisgaard, M., Angen, Ø., Frederiksen, W. & Olsen, John Elmerdahl, 2005, In: Journal of Clinical Microbiology. 43, 1, p. 259-270 12 p.

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

    22. 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

    23. Published

      Chronic salpingitis and peritonitis in chickens due to Escherichia coli infection - a possible model for extraintestinal infections in humans

      Pires dos Santos, T. M. S., Kyvsgaard, N. C., Bisgaard, M. & Christensen, Henrik, 2011, 17th World Veterinary Poultry Congress: proceedings. WVPA, p. 772-774 3 p.

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

    24. Published

      Classification and description of four new taxa of Pasteurellaceae associated with Muridae and proposal of a new genus Muribacterium gen. nov: B24

      Christensen, Henrik, Kubnert, P., Korczak, B. M., Fink, M. & Bisgaard, M., 2005. 1 p.

      Research output: Contribution to conference › Poster › Research

    25. Published

      Classification and description of new taxa of Pasteurellaceae associated with Maridae and proposal of new genus Muribacterium gen. nov: B-1314

      Christensen, Henrik, Bisgaard, M., Fink, M. & Olsen, John Elmerdahl, 2005, Abstracts of the 11. international congress of bacteriology and applied microbiology. IUMS, p. 70 1 p.

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

    26. Published

      Classification of Bisgaard taxon 6 and taxon 10 as Exercitatus varius gen. nov., sp. nov.

      Christensen, Henrik, Sells, S. F., Macglover, C. & Bisgaard, M., 2023, In: International Journal of Systematic and Evolutionary Microbiology. 73, 10, 9 p., 006092.

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

    27. Published

      Classification of Taxon 2 and 3 of Bisgaard with Pasteurellaceae: A23

      Christensen, Henrik, Kubner, P., Bojesen, Anders Miki, Busse, H. & Bisgaard, M., 2005, Pasteurellaceae 2005. American Society of Microbiology, p. 1 1 p.

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

    28. Published

      Classification of avian haemolytic Actinobacillus-like organisms (Bisgaard taxon 26) associated with anseriforme birds as Actinobacillus anseriformium sp. nov.

      Bisgaard, M. & Christensen, Henrik, 2012, In: International Journal of Systematic and Evolutionary Microbiology. 62, 2, p. 352-358 7 p.

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

    29. Published

      Classification of bisgaard’s taxa 14 and 32 and a taxon from kestrels demonstrating satellitic growth and proposal of spirabiliibacterium gen. nov., including the description of three species: spirabiliibacterium mucosae sp. nov., spirabiliibacterium pneumoniae sp. nov. and spirabiliibacterium falconis sp. nov.

      Bisgaard, M. & Christensen, Henrik, 2021, In: International Journal of Systematic and Evolutionary Microbiology. 71, 3, 004758.

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

    30. Published

      Classification of genera of pasteurellaceae using conserved predicted protein sequences

      Christensen, Henrik & Bisgaard, M., 2018, In: International Journal of Systematic and Evolutionary Microbiology. 68, 8, p. 2692-2696 5 p., 002860.

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

    31. Published

      Classification of organisms previously reported as the SP and Stewart-Letscher groups, with descriptions of Necropsobacter gen. nov. and of Necropsobacter rosorum sp. nov., for organisms of the SP group

      Christensen, Henrik, Korczak, B. M., Bojesen, Anders Miki, Kuhnert, P., Frederiksen, W. & Bisgaard, M., 2011, In: International Journal of Systematic and Evolutionary Microbiology. 61, 8, p. 1829-1836 8 p.

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

    32. 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

    33. Published

      Classification of Pasteurella species B as Pasteurella oralis sp. nov.

      Christensen, Henrik, Bertelsen, Mads Frost, Bojesen, Anders Miki & Bisgaard, M., 2012, In: International Journal of Systematic and Evolutionary Microbiology. 62, 6, p. 1396-1401 6 p.

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

    34. Published

      Clonal outbreaks of [Pasteurella] pneumotropica biovar Heyl in two mouse colonies

      Adhikary, S., Bisgaard, M., Dagnæs-Hansen, F. & Christensen, Henrik, 2017, In: Laboratory Animals. 51, 6, p. 613-621 9 p.

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

    35. Published

      Clonality and virulence traits of Escherichia coli associated with hemorrhagic septicaemia in turkeys

      Olsen, Rikke Heidemann, Chadfield, M. S., Christensen, Jens Peter, Scheutz, F., Christensen, Henrik & Bisgaard, M., 2011, In: Avian Pathology. 40, 6, p. 587-595 9 p.

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

    36. 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

    37. Published

      Clusters of the Bisgaard taxon 2 and 3 complex demonstrate host specificity

      Bojesen, Anders Miki, Bisgaard, M. & Christensen, Henrik, 2005, Final program & abstract book. p. 416 1 p.

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

    38. Published

      Comparative analysis of evolutionarily conserved motifs of epidermal growth factor receptor 2 (HER2) predicts novel potential therapeutic epitopes

      Deng, X., Zheng, X., Yang, H., Moreira, José, Brünner, N. & Christensen, Henrik, 2014, In: PLOS ONE. 9, 9, 9 p., e106448.

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

    39. Published

      Comparative genomics of multiple plasmids from APEC associated with clonal outbreaks demonstrates major similarities and identifies several potential vaccine-targets.

      Olsen, Rikke Heidemann, Christensen, Henrik & Bisgaard, M., 2012, In: Veterinary Microbiology. 158, 3-4, p. 384-393 10 p.

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

    40. Published

      Comparative phylogenies of the housekeeping genes atpD, infB and rpoB and the 16S rRNA gene within the Pasteurellaceae

      Christensen, Henrik, Kuhnert, P., Olsen, John Elmerdahl & Bisgaard, M., 2004, In: International Journal of Systematic and Evolutionary Microbiology. 54, p. 1601-1609 9 p.

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

    41. 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

    42. Published

      Comparative study of PCR methods to detect Pasteurella multocida

      Adhikary, S., Bisgaard, M., Foster, G., Kiessling, N., Fahlen, A. R., Olsen, John Elmerdahl & Christensen, Henrik, 2013, In: Berliner und Muenchener Tieraerztliche Wochenschrift. 126, 9/10, p. 415-422 8 p.

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

    43. Published

      Comparison of Sul2 resistant gene from Escherichia coli isolated from animals and humans

      Porro, M. T., Hammerum, A. M., Sunde, M., Pedersen, K., Agersø, Y., Christensen, Henrik & Olsen, John Elmerdahl, 2007, Ikke angivet. ASM, 1 p.

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

    44. Published

      Conservatibacter

      Christensen, Henrik, Bisgaard, M., Nicklas, W. & Adhikary, S., 2020, Bergey's Manual of Systematics of Archaea and Bacteria. Whitman, W. B., Rainey, F., Kämpfer, P., Trujillo, M., Chun, J., DeVos, P., Hedlund, B. & Dedysh, S. (eds.). Wiley, 4 p.

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

    45. Published

      Conversion factors for the thymidine incorporation technique estimated with bacteria in pure culture and on seedling roots

      Christensen, Henrik, 1993, In: Soil Biology and Biochemistry. 25, 8, p. 1085-1096

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

    46. Published

      Correlation between footpad lesions and systemic bacterial infections in broiler breeders

      Thoefner, Ida , Poulsen, Louise Ladefoged, Bisgaard, M., Christensen, Henrik, Olsen, Rikke Heidemann & Christensen, Jens Peter, 2019, In: Veterinary Research. 50, 1, 5 p., 38.

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

    47. 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

    48. Published

      Counting and size classification of active soil bacteria by fluorescence in situ hybridization with an rRNA oligonucleotide probe

      Christensen, Henrik, Hansen, M. & Sørensen, Jan, 1999, In: Applied and Environmental Microbiology. 65, 4, p. 1753-1761 9 p.

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

    49. Published

      Current distribution of rodentibacter species among the mice and rats of an experimental facility

      Benga, L., Knorr, I. J., Engelhardt, E., Gougoula, C., Benten, P. M., Christensen, Henrik & Sager, M., 2019, In: Journal of the American Association for Laboratory Animal Science. 58, 4, p. 475-478 4 p.

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

    50. Published

      DNA microarray analysis of Salmonella serotype Typhimurium strains causing different symptoms of disease

      Litrup, E., Torpdahl, M., Malorny, B., Huehn, S., Helms, M., Christensen, Henrik & Nielsen, E. M., 2010, In: BMC Microbiology. 10, 96, 8 p.

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

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