FIND

researchers

DISCOVER

relevant articles

PROMOTE

your research

now for free

Henrik Christensen

Research Profile

Chemicals & Drugs

Living Beings

Concepts & Ideas

Procedures

Disorders

Physiology

Phenomena

Ribotyping

Co-author Network

Publications

TOP 3
Teresa Pires-dos-Santos; Magne Bisgaard; Henrik Christensen
Genetic diversity and virulence profiles of Escherichia coli causing salpingitis and peritonitis in broiler breeders.
Magne Bisgaard; Andreas Petersen; Henrik Christensen
Multilocus sequence analysis of Pasteurella multocida demonstrates a type species under development.
Mie Johanne Hansen; Mads Frost Bertelsen; Anders Miki Bojesen; Henrik Christensen; Magne Bisgaard
Otariodibacter oris gen. nov., sp. nov., a member of the family Pasteurellaceae isolated from the oral cavity of pinnipeds.

Register for free to view:

Visualized networks:

See your personal network in
sophisticated graphical views

GeoTargeted Searches:

Locate experts around the world
and connect with global collaborators

Research Profiles:

See the research activity
of experts around the globe

Geonetwork of Henrik Christensen (preview)

Cities where this author has publications
Cities where co-authors of this author have publications

Flash Player Required

All Publications

2013: Teresa Pires-dos-Santos; Magne Bisgaard; Henrik Christensen
Genetic diversity and virulence profiles of Escherichia coli causing salpingitis and peritonitis in broiler breeders.
Veterinary microbiology 2013;162(2-4):873-80.
2013: Magne Bisgaard; Andreas Petersen; Henrik Christensen
Multilocus sequence analysis of Pasteurella multocida demonstrates a type species under development.
Microbiology (Reading, England) 2013;159(Pt 3):580-90.
2012: Mie Johanne Hansen; Mads Frost Bertelsen; Anders Miki Bojesen; Henrik Christensen; Magne Bisgaard
Otariodibacter oris gen. nov., sp. nov., a member of the family Pasteurellaceae isolated from the oral cavity of pinnipeds.
International journal of systematic and evolutionary microbiology 2012;62(Pt 11):2572-8.
2012: Magne Bisgaard; Anders Miki Bojesen; M R Petersen; Henrik Christensen
A major outbreak of Streptococcus equi subsp. zooepidemicus infections in free-range chickens is linked to horses.
Avian diseases 2012;56(3):561-6.
2012: Rikke Heidemann Olsen; Henrik Christensen; Magne Bisgaard
Comparative genomics of multiple plasmids from APEC associated with clonal outbreaks demonstrates major similarities and identifies several potential vaccine-targets.
Veterinary microbiology 2012;158(3-4):384-93.
2012: Henrik Christensen; Anders Miki Bojesen; Mads Frost Bertelsen; Magne Bisgaard
Classification of Pasteurella species B as Pasteurella oralis sp. nov.
International journal of systematic and evolutionary microbiology 2012;62(Pt 6):1396-401.
2012: Magne Bisgaard; S J de Wit; C Hess; N Nørskov-Lauritsen; Henrik Christensen
Multilocus sequence phylogenetic analysis of Avibacterium.
Microbiology (Reading, England) 2012;158(Pt 4):993-1004.
2012: R H Olsen; Henrik Christensen; C Frantzen; Magne Bisgaard
An investigation on first-week mortality in layers.
Avian diseases 2012;56(1):51-7.
2012: Magne Bisgaard; Henrik Christensen
Classification of avian haemolytic Actinobacillus-like organisms (Bisgaard taxon 26) associated with anseriforme birds as Actinobacillus anseriformium sp. nov.
International journal of systematic and evolutionary microbiology 2012;62(Pt 2):352-8.
2011: Henrik Christensen; W Frederiksen; Bozena M Korczak; Peter Kuhnert; Anders Miki Bojesen; Magne Bisgaard
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.
International journal of systematic and evolutionary microbiology 2011;61(Pt 8):1829-36.
2011: Henrik Christensen; Anders Miki Bojesen; Magne Bisgaard
Mannheimia caviae sp. nov., isolated from epidemic conjunctivitis and otitis media in guinea pigs.
International journal of systematic and evolutionary microbiology 2011;61(Pt 7):1699-704.
2011: Susanne E Pors; Mette S Hansen; Henrik Christensen; Henrik E Jensen; Andreas Petersen; Magne Bisgaard
Genetic diversity and associated pathology of Pasteurella multocida isolated from porcine pneumonia.
Veterinary microbiology 2011;150(3-4):354-61.
2011: Mmeta G Yongolo; Henrik Christensen; Kurt Handberg; UM Minga; John E Olsen
On the origin and diversity of Newcastle disease virus in Tanzania.
The Onderstepoort journal of veterinary research 2011;78(1):E1-8.
2011: Mette E Fertner; Rikke H Olsen; Magne Bisgaard; Henrik Christensen
Transmission and genetic diversity of Enterococcus faecalis among layer chickens during hatch.
Acta veterinaria Scandinavica 2011;53():56.
2011: Lisbeth E de Vries; Yvonne Agersø; Miriam Barlow; Henrik Christensen; Andrea García-Montaner; Jennifer V Kuehl; Parag A Vaishampayan; Yvonne Vallès; M Pilar Francino
The gut as reservoir of antibiotic resistance: microbial diversity of tetracycline resistance in mother and infant.
PloS one 2011;6(6):e21644.
2010: Rikke H Gregersen; A Petersen; Henrik Christensen; Magne Bisgaard
Multilocus sequence typing of Enterococcus faecalis isolates demonstrating different lesion types in broiler breeders.
Avian pathology : journal of the W.V.P.A 2010;39(6):435-40.
2010: R H Gregersen; Henrik Christensen; C Ewers; Magne Bisgaard
Impact of Escherichia coli vaccine on parent stock mortality, first week mortality of broilers and population diversity of E. coli in vaccinated flocks.
Avian pathology : journal of the W.V.P.A 2010;39(4):287-95.
2010: A Petersen; Magne Bisgaard; Henrik Christensen
Real-time PCR detection of Enterococcus faecalis associated with amyloid arthropathy.
Letters in applied microbiology 2010;51(1):61-4.
2009: Rikke Heidemann Gregersen; Claudia Neubauer; Henrik Christensen; Anders Miki Bojesen; Michael Hess; Magne Bisgaard
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;59(Pt 7):1583-8.
2009: Andreas Petersen; Henrik Christensen; Angeli KODJO; Glen C Weiser; Magne Bisgaard
Development of a multilocus sequence typing (MLST) scheme for Mannheimia haemolytica and assessment of the population structure of isolates obtained from cattle and sheep.
Infection, genetics and evolution : journal of molecular epidemiology and evolutionary genetics in infectious diseases 2009;9(4):626-32.
2009: Henrik Christensen; Patrick J Blackall; Magne Bisgaard
Phylogenetic relationships of unclassified, satellitic Pasteurellaceae obtained from different species of birds as demonstrated by 16S rRNA gene sequence comparison.
Research in microbiology 2009;160(5):315-21.
2009: Magne Bisgaard; Bozena M Korczak; Hans-Jürgen Busse; Peter Kuhnert; Anders Miki Bojesen; Henrik Christensen
Classification of the taxon 2 and taxon 3 complex of Bisgaard within Gallibacterium and description of Gallibacterium melopsittaci sp. nov., Gallibacterium trehalosifermentans sp. nov. and Gallibacterium salpingitidis sp. nov.
International journal of systematic and evolutionary microbiology 2009;59(Pt 4):735-44.
2009: L Hedegaard; Henrik Christensen; M S Chadfield; J P Christensen; Magne Bisgaard
Association of Streptococcus pluranimalium with valvular endocarditis and septicaemia in adult broiler parents.
Avian pathology : journal of the W.V.P.A 2009;38(2):155-60.
2009: Andreas Petersen; Henrik Christensen; Hans-C Philipp; Magne Bisgaard
Clonality of Enterococcus faecalis associated with amyloid arthropathy in chickens evaluated by multilocus sequence typing (MLST).
Veterinary microbiology 2009;134(3-4):392-5.
2009: Jesper Larsen; Anders G Pedersen; Robert L Davies; Peter Kuhnert; Joachim Frey; Henrik Christensen; Magne Bisgaard; John Elmerdahl Olsen
Evolution of the leukotoxin promoter in genus Mannheimia.
BMC evolutionary biology 2009;9():121.
2008: K N Olsen; M Henriksen; Magne Bisgaard; O L Nielsen; Henrik Christensen
Investigation of chicken intestinal bacterial communities by 16S rRNA targeted fluorescence in situ hybridization.
Antonie van Leeuwenhoek 2008;94(3):423-37.
2007: Bent Aalbaek; Stine Ostergaard; Rikke Buhl; Henrik Elvang Jensen; Henrik Christensen; Magne Bisgaard
Actinobacillus equuli subsp. equuli associated with equine valvular endocarditis.
APMIS : acta pathologica, microbiologica, et immunologica Scandinavica 2007;115(12):1437-42.
2007: Magne Bisgaard; Jens P Christensen; Anders Miki Bojesen; Henrik Christensen
Avibacterium endocarditidis sp. nov., isolated from valvular endocarditis in chickens.
International journal of systematic and evolutionary microbiology 2007;57(Pt 8):1729-34.
2007: Anders Miki Bojesen; Maria Elena Vazquez; Fransisco Robles; Carlos Gonzalez; Edgardo V Soriano; John Elmerdahl Olsen; Henrik Christensen
Specific identification of Gallibacterium by a PCR using primers targeting the 16S rRNA and 23S rRNA genes.
Veterinary microbiology 2007;123(1-3):262-8.
2007: Jesper Larsen; Anders G Pedersen; Henrik Christensen; Magne Bisgaard; Øystein Angen; Peter Ahrens; John Elmerdahl Olsen
Evidence for vertical inheritance and loss of the leukotoxin operon in genus Mannheimia.
Journal of molecular evolution 2007;64(4):423-37.
2007: P J Blackall; Anders Miki Bojesen; Henrik Christensen; Magne Bisgaard
Reclassification of [Pasteurella] trehalosi as Bibersteinia trehalosi gen. nov., comb. nov.
International journal of systematic and evolutionary microbiology 2007;57(Pt 4):666-74.
2007: Mark S Chadfield; J P Christensen; A Decostere; Henrik Christensen; Magne Bisgaard
Geno- and phenotypic diversity of avian isolates of Streptococcus gallolyticus subsp. gallolyticus (Streptococcus bovis) and associated diagnostic problems.
Journal of clinical microbiology 2007;45(3):822-7.
2007: Anders Miki Bojesen; Henrik Christensen; Søren Saxmose Nielsen; Magne Bisgaard
Host-specific bacterial lineages in the taxon 2 and 3 complex of Pasteurellaceae.
Systematic and applied microbiology 2007;30(2):119-27.
2007: Jesper Larsen; Peter Kuhnert; Joachim Frey; Henrik Christensen; Magne Bisgaard; John Elmerdahl Olsen
Analysis of gene order data supports vertical inheritance of the leukotoxin operon and genome rearrangements in the 5' flanking region in genus Mannheimia.
BMC evolutionary biology 2007;7():184.
2007: Henrik Christensen; Peter Kuhnert; Hans-Jürgen Busse; Wilhelm C Frederiksen; Magne Bisgaard
Proposed minimal standards for the description of genera, species and subspecies of the Pasteurellaceae.
International journal of systematic and evolutionary microbiology 2007;57(Pt 1):166-78.
2006: Henrik Christensen; J Hommez; John Elmerdahl Olsen; Magne Bisgaard
[Pasteurella] caballi infection not limited to horses - a closer look at taxon 42 of Bisgaard.
Letters in applied microbiology 2006;43(4):424-9.
2006: John Elmerdahl Olsen; Henrik Christensen; Frank M Aarestrup
Diversity and evolution of blaZ from Staphylococcus aureus and coagulase-negative staphylococci.
The Journal of antimicrobial chemotherapy 2006;57(3):450-60.
2006: Louise L Poulsen; Turiğ M Reinert; Rikke L Sand; Magne Bisgaard; Henrik Christensen; John Elmerdahl Olsen; Snorre Stuen; Anders Miki Bojesen
Occurrence of haemolytic Mannheimia spp. in apparently healthy sheep in Norway.
Acta veterinaria Scandinavica 2006;47():70.
2005: Magne Bisgaard; Henrik Christensen; Klaus-Peter Behr; Gerhard Baron; Jens P Christensen
Investigations on the clonality of isolates of Pasteurella gallinarum obtained from turkeys in Germany.
Avian pathology : journal of the W.V.P.A 2005;34(2):106-10.
2005: Mark S Chadfield; Jens P Christensen; J Juhl-Hansen; Henrik Christensen; Magne Bisgaard
Characterization of Enterococcus hirae outbreaks in broiler flocks demonstrating increased mortality because of septicemia and endocarditis and/or altered production parameters.
Avian diseases 2005;49(1):16-23.
2005: Henrik Christensen; Peter Kuhnert; Magne Bisgaard; Reinier Mutters; Francis Dziva; John Elmerdahl Olsen
Emended description of porcine [Pasteurella] aerogenes, [Pasteurella] mairii and [Actinobacillus] rossii.
International journal of systematic and evolutionary microbiology 2005;55(Pt 1):209-23.
2005: Henrik Christensen; Magne Bisgaard; Oystein Angen; Wilhelm C Frederiksen; John Elmerdahl Olsen
Characterization of sucrose-negative Pasteurella multocida variants, including isolates from large-cat bite wounds.
Journal of clinical microbiology 2005;43(1):259-70.
2004: Mark S Chadfield; Jens P Christensen; Henrik Christensen; Magne Bisgaard
Characterization of streptococci and enterococci associated with septicaemia in broiler parents with a high prevalence of endocarditis.
Avian pathology : journal of the W.V.P.A 2004;33(6):610-7.
2004: Luca Guardabassi; Henrik Christensen; Henrik Hasman; Anders Dalsgaard
Members of the genera Paenibacillus and Rhodococcus harbor genes homologous to enterococcal glycopeptide resistance genes vanA and vanB.
Antimicrobial agents and chemotherapy 2004;48(12):4915-8.
2004: Henrik Christensen; Øystein Angen; John Elmerdahl Olsen; Magne Bisgaard
Revised description and classification of atypical isolates of Pasteurella multocida from bovine lungs based on genotypic characterization to include variants previously classified as biovar 2 of Pasteurella canis and Pasteurella avium.
Microbiology (Reading, England) 2004;150(Pt 6):1757-67.
2004: Henrik Christensen; Magne Bisgaard
Revised definition of Actinobacillus sensu stricto isolated from animals. A review with special emphasis on diagnosis.
Veterinary microbiology 2004;99(1):13-30.
2003: Anders Miki Bojesen; Henrik Christensen; Ole Lerberg Nielsen; John Elmerdahl Olsen; Magne Bisgaard
Detection of Gallibacterium spp. in chickens by fluorescent 16S rRNA in situ hybridization.
Journal of clinical microbiology 2003;41(11):5167-72.
2003: Øystein Angen; Peter Ahrens; Peter Kuhnert; Henrik Christensen; Reinier Mutters
Proposal of Histophilus somni gen. nov., sp. nov. for the three species incertae sedis 'Haemophilus somnus', 'Haemophilus agni' and 'Histophilus ovis'.
International journal of systematic and evolutionary microbiology 2003;53(Pt 5):1449-56.
2003: Bent Aalbaek; Henrik Christensen; Magne Bisgaard; C H Liljegren; Ole Lerberg Nielsen; Henrik Elvang Jensen
Actinomyces hyovaginalis associated with disseminated necrotic lung lesions in slaughter pigs.
Journal of comparative pathology 2003;129(1):70-7.
2003: Anders Miki Bojesen; Mia Torpdahl; Henrik Christensen; John Elmerdahl Olsen; Magne Bisgaard
Genetic diversity of Gallibacterium anatis isolates from different chicken flocks.
Journal of clinical microbiology 2003;41(6):2737-40.
2003: Henrik Christensen; Magne Bisgaard; Anders Miki Bojesen; Reinier Mutters; John Elmerdahl Olsen
Genetic relationships among avian isolates classified as Pasteurella haemolytica, 'Actinobacillus salpingitidis' or Pasteurella anatis with proposal of Gallibacterium anatis gen. nov., comb. nov. and description of additional genomospecies within Gallibacterium gen. nov.
International journal of systematic and evolutionary microbiology 2003;53(Pt 1):275-87.
2002: Henrik Christensen; Francis Dziva; John Elmerdahl Olsen; Magne Bisgaard
Genotypic heterogeneity of Pasteurella gallinarum as shown by ribotyping and 16S rRNA sequencing.
Avian pathology : journal of the W.V.P.A 2002;31(6):603-10.
2002: Henrik Christensen; Magne Bisgaard; John Elmerdahl Olsen
Reclassification of equine isolates previously reported as Actinobacillus equuli, variants of A. equuli, Actinobacillus suis or Bisgaard taxon 11 and proposal of A. equuli subsp. equuli subsp. nov. and A. equuli subsp. haemolyticus subsp. nov.
International journal of systematic and evolutionary microbiology 2002;52(Pt 5):1569-76.
2002: Henrik Christensen; Magne Bisgaard; Oystein Angen; John Elmerdahl Olsen
Final classification of Bisgaard taxon 9 as Actinobacillus arthritidis sp. nov. and recognition of a novel genomospecies for equine strains of Actinobacillus lignieresii.
International journal of systematic and evolutionary microbiology 2002;52(Pt 4):1239-46.
2001: Henrik Christensen; Magne Bisgaard; Wilhelm C Frederiksen; Reinier Mutters; Peter Kuhnert; John Elmerdahl Olsen
Is characterization of a single isolate sufficient for valid publication of a new genus or species? Proposal to modify recommendation 30b of the Bacteriological Code (1990 Revision).
International journal of systematic and evolutionary microbiology 2001;51(Pt 6):2221-5.
2001: Kamille D Petersen; Henrik Christensen; Magne Bisgaard; John Elmerdahl Olsen
Genetic diversity of Pasteurella multocida fowl cholera isolates as demonstrated by ribotyping and 16S rRNA and partial atpD sequence comparisons.
Microbiology (Reading, England) 2001;147(Pt 10):2739-48.
2001: PG Mbuthia; Henrik Christensen; M Boye; K M Petersen; Magne Bisgaard; PN Nyaga; John Elmerdahl Olsen
Specific detection of Pasteurella multocida in chickens with fowl cholera and in pig lung tissues using fluorescent rRNA in situ hybridization.
Journal of clinical microbiology 2001;39(7):2627-33.
2000: Henrik Christensen; Oystein Angen; Reinier Mutters; John Elmerdahl Olsen; Magne Bisgaard
DNA-DNA hybridization determined in micro-wells using covalent attachment of DNA.
International journal of systematic and evolutionary microbiology 2000;50 Pt 3():1095-102.