Henrik Christensen
Associate Professor
Veterinary Clinical Microbiology
Stigbøjlen 4, 1870 Frederiksberg C
Member of:
- 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
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The diversity of inducible and constitutively expressed erm(C) genes and association to different replicon types in staphylococci plasmids
de Vries, Lisbeth Elvira, Christensen, Henrik & Agersø, Y., 2012, In: Mobile Genetic Elements. 2, 2, p. 72-80 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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The gut as reservoir of antibiotic resistance: microbial diversity of tetracycline resistance in mother and infant
de Vries, Lisbeth Elvira, Vallès, Y., Agersø, Y., Vaishampayan, P. A., Garcia-Montaner, A., Kuehl, J. V., Christensen, Henrik, Barlow, M. & Francino, M. P., 2011, In: P L o S One. 6, 6, 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Draft genome sequence of Streptococcus equi subsp. zooepidemicus strain S31A1, isolated from equine infectious endometritis
da Piedade, I., Skive, Bolette, Christensen, Henrik & Bojesen, Anders Miki, 2013, In: Genome Announcements. 1, 5, 2 p., e00683-13.Research output: Contribution to journal › Journal article › Research › peer-review
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On the origin and diversity of Newcastle disease virus in Tanzania
Yongolo, M. G., Christensen, Henrik, Handberg, K., Minga, U. & Olsen, John Elmerdahl, 2011, In: Onderstepoort Journal of Veterinary Research. 78, 1, 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Reclassification of Bisgaard taxon 37 and taxon 44 as Psittacicella melopsittaci gen. nov., sp. nov., Psittacicella hinzii sp. nov. and Psittacicella gerlachiana sp. nov. within Psittacicellaceae fam. nov. of the order Pasteurellales
Xin, D., Bisgaard, M., Busse, H. J., Olsen, Rikke Heidemann, Hess, C., Aalbæk, Bent, Olsen, John Elmerdahl & Christensen, Henrik, 2019, In: International Journal of Systematic and Evolutionary Microbiology. 69, 2, p. 350-355 6 p., 003133.Research output: Contribution to journal › Journal article › Research › peer-review
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Differentiation of Shewanella putrefaciens and Shewanella alga on the basis of whole-cell protein profiles, rybotyping, phenotypic characterization, and 16S rRNA gene sequence analysis
Vogel, B. F., Jørgensen, K., Christensen, Henrik, Olsen, John Elmerdahl & Gram, L., 1997, In: Applied and Environmental Microbiology. 63, 6, p. 2189-2199 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Polyphasic taxonomic approach in the description of Alishewanella fetalis gen. nov., sp. nov., isolated from a human foetus
Vogel, B. F., Venkateswaran, K., Christensen, Henrik, Falsen, E., Christiansen, G. & Gram, L., 2000, In: International Journal of Systematic and Evolutionary Microbiology. 50, p. 1133-1142 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Identification and antimicrobial resistance of bacteria isolated from probiotic products used in shrimp culture
Uddin, G. M. N., Larsen, M. H., Christensen, Henrik, Aarestrup, F. M., Phu, T. M. & Dalsgaard, Anders, 16 Jul 2015, In: PloS one. 10, 7, 21 p., e0132338.Research output: Contribution to journal › Journal article › Research › peer-review
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Glaesserella Australis sp. nov., isolated from the lungs of pigs
Turni, C., Wu, Y., Omaleki, L., Giang, N., Blackall, P. J. & Christensen, Henrik, 2020, In: International Journal of Systematic and Evolutionary Microbiology. 70, 6, p. 3686-3692 7 p., 004221.Research output: Contribution to journal › Journal article › Research › peer-review
- 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
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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
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Transmission dynamics of Mannheimia haemolytica in newly-received beef bulls at fattening operations
Timsit, E., Christensen, Henrik, Bareille, N., Seegers, H., Bisgaard, M. & Assié, S., 2013, In: Veterinary Microbiology. 161, 3-4, p. 295-304 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
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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
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Longitudinal study of mortality observed in four broiler breeder flocks
Thoefner, Ida , Poulsen, Louise Ladefoged, Bisgaard, M., Christensen, Henrik, Olsen, Rikke Heidemann & Christensen, Jens Peter, Sep 2015, 19th World Veterinary Poultry Association Congress. Cape Town, p. 148-148 1 p.Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review
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Infections with Gram positive cocci in broiler breeders: significance and prevalence
Thoefner, Ida , Poulsen, Louise Ladefoged, Olsen, Rikke Heidemann, Christensen, Henrik, Bisgaard, M. & Christensen, Jens Peter, Jun 2016, 16th International Conference on Production Diseases in Farm Animals: Book of abstracts. Wageningen, Netherlands: Wageningen Academic Publishers, p. 141-141 1 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
- Published
Systemic reactive amyloidosis - an age related problem of importance in broiler breeders
Thoefner, Ida , Poulsen, Louise Ladefoged, Bisgaard, M., Christensen, Henrik, Olsen, Rikke Heidemann & Christensen, Jens Peter, Sep 2015.Research output: Contribution to conference › Poster › Research › peer-review
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Longitudinal Study on Causes of Mortality in Danish Broiler Breeders
Thoefner, Ida , Poulsen, Louise Ladefoged, Bisgaard, M., Christensen, Henrik, Olsen, Rikke Heidemann & Christensen, Jens Peter, 2019, In: Avian Diseases. 63, 3, 400-410.Research output: Contribution to journal › Journal article › Research › peer-review
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Investigations of the pathogenesis of Staphylococcus aureus and Enterococcus faecalis in an experimental footpad infection model in broiler breeders
Thoefner, Ida , Olsen, Rikke Heidemann, Poulsen, Louise Ladefoged, Christensen, Henrik, Bisgaard, M. & Christensen, Jens Peter, Oct 2016, Vetpath 2016 conference abstracts. Prato, p. 5-5 1 p.Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review
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Polyamines are essential for virulence in Salmonella enterica serovar Gallinarum despite evolutionary decay of polyamine biosynthesis genes
Schroll, C., Christensen, Jens Peter, Christensen, Henrik, Pors, S. E., Thorndahl, L., Jensen, P. R., Olsen, John Elmerdahl & Jelsbak, L., 2014, In: ScienceDirect, Veterinary Microbiology. 170, 1-2, p. 144-150 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Studies on the prevalence of Riemerella anatipestifer in the upper respiratory tract of clinically healthy ducklings and characterization of untypable strains
Ryll, M., Christensen, Henrik, Bisgaard, M., Christensen, Jens Peter, Hinz, K. & Köhler, B., 2001, In: Zoonoses and Public Health. 48, p. 537-546 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Description of Riemerella columbipharyngis sp. nov., isolated from the pharynx of healthy domestic pigeons (Columba livia f. domestica), and emended descriptions of the genus Riemerella, Riemerella anatipestifer and Riemerella columbina
Rubbenstroth, D., Ryll, M., Hotzel, H., Christensen, Henrik, Knobloch, J. K., Rautenschlein, S. & Bisgaard, M., 2013, In: International Journal of Systematic and Evolutionary Microbiology. 63, 1, p. 280-287 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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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
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, Henrik & Olsen, John Elmerdahl, 1995, In: Journal of Applied Bacteriology. 78, 5, p. 563-8Research output: Contribution to journal › Journal article › Research › peer-review
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Involvement of bacterial quorum-sensing signals in spoilage of bean sprouts
Rasch, M., Andersen, Jens Bo, Nielsen, K. F., Flodgaard, L. R., Christensen, Henrik, Givskov, Michael & Gram, L., 2005, In: Applied and Environmental Microbiology. 71, 6, p. 3321-30 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Molecular mechanisms of E. coli causing outbreaks of cellulitis in broilers
Poulsen, Louise Ladefoged, Jørgensen, S. L., Bisgaard, M. & Christensen, Henrik, 2016. 1 p.Research output: Contribution to conference › Conference abstract for conference › Research
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Staphylococcus agnetis, a potential pathogen in broiler breeders
Poulsen, Louise Ladefoged, Thoefner, Ida , Bisgaard, M., Olsen, Rikke Heidemann, Christensen, Jens Peter & Christensen, Henrik, 2017, In: Veterinary Microbiology. 212, p. 1-6 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Longitudinal study of transmission of Escherichia coli from broiler breeders to broilers
Poulsen, Louise Ladefoged, Thoefner, Ida , Bisgaard, M., Christensen, Jens Peter, Olsen, Rikke Heidemann & Christensen, Henrik, 2017, In: Veterinary Microbiology. 207, p. 13-18Research output: Contribution to journal › Journal article › Research › peer-review
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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
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Whole genome sequence comparison of avian pathogenic Escherichia coli from acute and chronic salpingitis of egg laying hens
Poulsen, Louise Ladefoged, Kudirkiene, E., Jørgensen, S. L., Djordjevic, S. P., Cummins, M. L., Christensen, Jens Peter, Christensen, Henrik, Bisgaard, M. & Thoefner, Ida , 2020, In: BMC Veterinary Research. 16, 1, 9 p., 148.Research output: Contribution to journal › Journal article › Research › peer-review
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Prevalence of Potential Pathogenic and Antimicrobial Resistant Escherichia coli in Danish Broilers
Poulsen, Louise Ladefoged, Bisgaard, M. & Christensen, Henrik, 2023, In: Antibiotics. 12, 2, 344.Research output: Contribution to journal › Journal article › Research › peer-review
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Occurrence of haemolytic Mannheimia spp. in apparently healthy sheep in Norway
Poulsen, L. L., Reinert, T. M., Sand, R. L., Bisgaard, M., Christensen, Henrik, Olsen, John Elmerdahl, Stuen, S. & Bojesen, Anders Miki, 2006, In: Acta Veterinaria Scandinavica (Print Edition). 48, 19, 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Genetic diversity and associated pathology of Pasteurella multocida isolated from porcine pneumonia
Pors, S. E., Hansen, Mette Sif, Christensen, Henrik, Jensen, Henrik Elvang, Petersen, A. H. H. & Bisgaard, M., 2011, In: Veterinary Microbiology. 150, 3-4, p. 354-361 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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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
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Diversity and stability of the genetic population structure of Escherichia coli isolated from broiler production
Pires dos Santos, T. M. S., Kyvsgaard, N. C., Bisgaard, M. & Christensen, Henrik, 2011, 17th World Veterinary Poultry Congress: proceedings. WVPA, p. 770-771 2 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research
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Genetic diversity and virulence profiles of Escherichia coli causing salpingitis and peritonitis in broiler breeders
Pires dos Santos, T. M. S., Bisgaard, M. & Christensen, Henrik, 2013, In: Veterinary Microbiology. 162, 2-4, p. 873-880 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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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
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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
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Occurrence of weak mutators among avian pathogenic Escherichia coli (APEC) isolates causing salpingitis and peritonitis in broiler breeders
Pires dos Santos, T. M. S., Bisgaard, M., Kyvsgaard, N. C. & Christensen, Henrik, 2014, In: Veterinary Microbiology. 168, 1, p. 141-147 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Genetic diversity of Pasteurella multocida fowl cholera isolates as demonstrated by ribotyping and 16S rRNA and partial atpD sequence comparisons
Petersen, K. D., Christensen, Henrik, Bisgaard, M. & Olsen, John Elmerdahl, 2001, In: Microbiology. 147, p. 2739-2748 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Investigations on the genetic relationship between subspecies of Pasteurella multocida as demonstrated by ribotyping and 16S rRNA sequencing
Petersen, K. D., Christensen, Henrik, Christensen, Jens Peter & Bisgaard, M., 1999. 2 p.Research output: Contribution to conference › Paper › Research
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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
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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
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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
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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
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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
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Real-time PCR detection of Enterococcus faecalis associated with amyloid arthropathy
Petersen, A. H. H., Bisgaard, M. & Christensen, Henrik, 2010, In: Journal of Applied Microbiology. 51, 1, p. 61-64 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
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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
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MLST typing of Pasteurella multocida associated with haemorrhagic septicaemia and development of a real-time PCR specific for haemorrhagic septicaemia associated isolates
Petersen, A., Bisgaard, M., Townsend, K. & Christensen, Henrik, 2014, In: Veterinary Microbiology. 170, 3-4, p. 335-341 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Investigations on the existence of a global clone of Enterococcus faecalis associated with amyloid arthropathy in chickens
Petersen, A., Christensen, Henrik & Bisgaard, M., 2007, . p. 254 1 p.Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research
ID: 4224670
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Diversity of the tetracycline resistance gene tet(M) and identification of Tn916- and Tn5801-like (Tn6014) transposons in Staphylococcus aureus from humans and animals
Research output: Contribution to journal › Journal article › Research › peer-review
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998
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Comparative analysis of evolutionarily conserved motifs of epidermal growth factor receptor 2 (HER2) predicts novel potential therapeutic epitopes
Research output: Contribution to journal › Journal article › Research › peer-review
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818
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Genetic variation of Trichuris spp. obtained from humans and pigs
Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review
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