Jens Peter Nielsen

Jens Peter Nielsen

Professor

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    1. Published

      You can pool faecal samples from individual pigs to test for Porcine Circovirus Type 2 and Lawsonia intracellularis using rel-time PCRs

      Holyoake, P. K., Hjulsager, C. K., Larsen, L. E., Pedersen, Ken Steen, Johansen, M., Stege, Helle, Moore, K., Ståhl, M., Angen, Ø. & Nielsen, Jens Peter, 2012, 4th European Symposium of Porcine Health Management: Programme & abstract book. European College of Porcine Health Management, p. 142 1 p.

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

    2. Published

      Wplyw hemoglobiny na zdrowie loch i prosiat

      Nielsen, Jens Peter, Jun 2015, Choroby swin - Monografia. p. 57-63 7 p.

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

    3. Published

      Within-day repeatability for absolute quantification of Lawsonia intracellularis bacteria in feces from growing pigs

      Pedersen, Ken Steen, Pedersen, K., Hjulsager, C. K., Larsen, L. E., Ståhl, M., Angen, Ø., Stege, Helle & Nielsen, Jens Peter, 2012, In: Journal of Veterinary Diagnostic Investigation. 24, 5, p. 968-970 3 p.

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

    4. Published

      Vitamin D enhanced pork from pigs exposed to artificial UVB light in indoor facilities

      Barnkob, L. L., Petersen, P. M., Nielsen, Jens Peter & Jakobsen, J., 2019, In: European Food Research and Technology. 245, 2, p. 411-418 8 p.

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

    5. Published

      Vitamin D Levels in Sows from Five Danish Outdoor Herds

      Jakobsen, S. S., Jakobsen, J. & Nielsen, Jens Peter, 2022, In: Animals. 12, 3, 299.

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

    6. Published

      Virus kan påvises i spyt fra grise

      Heiselberg, P. R., Christensen, S., Hjulsager, C. K., Pedersen, Ken Steen, Stege, Helle, Nielsen, Jens Peter, Larsen, L. E. & Kristensen, C. S., 2012, In: Hyologisk. 5, p. 20-21 2 p.

      Research output: Contribution to journal › Journal article › Research

    7. Published

      Vaccination of sows with porcilis ®App, stellamune®mycoplasma and atrinord ®do

      Kristensen, C. S., Andreasen, M., Ersbøll, A. K. & Nielsen, Jens Peter, 2002. 1 p.

      Research output: Contribution to conference › Conference abstract for conference › Research › peer-review

    8. Published

      Vaccination against progressive atrophic rhinitis with a recombinant Pasteurella multocida toxin derivative

      Nielsen, Jens Peter, Foged, N. T., Sorensen, V., Barfod, Kristoffer Weisskirchner, Bording, A. & Petersen, S. K., 1991, In: Canadian Journal of Veterinary Research. 55, 2, p. 128-138 11 p.

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

    9. Published

      Vaccination against progressive atrophic rhinitis with a recombinant Pasteurella multocida toxin derivative

      Nielsen, Jens Peter, Foged, N. T., Sorensen, V., Barfod, Kristoffer Weisskirchner, Bording, A. & Petersen, S. K., 1991, In: Canadian Journal of Veterinary Research. 55, 2, p. 128-138 11 p.

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

    10. Published

      Umbilical Outpouchings in two Danish herds raising pigs with minimal use of antibiotics – Results from a field trial evaluating the efficacy of autogenous vaccines and iodine application

      Larsen, Inge, Bækbo, P. & Nielsen, Jens Peter, 2023, In: Preventive Veterinary Medicine. 214, 105905.

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

    11. Published

      Ultrastructural localization of the nucleolar protein C23 on re-embedded semi-thin LR-white sections of bovine embryos

      Hyttel, P., Nielsen, Jens Peter, Avery, B. & Ochs, L., 1998. 2 p.

      Research output: Contribution to conference › Paper › Research

    12. Published

      Transmission of MRSA CC398 strains between pig farms related by trade of animals

      Gongora, C. E., Broens, E. M., Moodley, Arshnee, Nielsen, Jens Peter & Guardabassi, Luca, 2011. 1 p.

      Research output: Contribution to conference › Poster › Research

    13. Published

      Transmission of MRSA CC398 strains between pig farms related by trade of animals

      Gongora, C. E., Broens, E. M., Moodley, Arshnee, Nielsen, Jens Peter & Guardabassi, Luca, 2012, In: Veterinary Record. 170, 22, 3 p., 564.

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

    14. Published

      Transmission of Isospora suis within litters of piglets in relation to hygiene

      Sotiraki, S., Roepstorff, A., Murrell, K. D., Nielsen, Jens Peter, Maddox-Hyttel, C., Boes, J. & Thamsborg, Stig Milan, 2004. 1 p.

      Research output: Contribution to conference › Paper › Research

    15. E-pub ahead of print

      Towards identification of new genetic determinants for post-weaning diarrhea in piglets

      Ibragimov, Emil, Eriksen, E. Ø., Nielsen, Jens Peter, Jørgensen, Claus Bøttcher, Fredholm, Merete & Karlskov-Mortensen, Peter, 2024, (E-pub ahead of print) In: Animal Genetics. 9 p.

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

    16. Published

      The ¤porcine acute phase response to infection with Actinobacillus pleuropneumoniae: haptoglobin, C-reactive protein, major acute phase protein and serum amyloid a protein are sensitive indicators of infection

      Heegaard, P. M. H., Klausen, J., Nielsen, Jens Peter, Gonzáles-Ramón, N., Pineiro, M., Lampreave, F. & Alava, M. A., 1998, In: Comparative biochemistry and physiology B. 119, p. 365-373 9 p.

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

    17. Published

      The ¤effect of pen contamination level on intra-litter spread of Isospora suis infection on-farm farrowing conditions

      Sotiraki, S., Roepstorff, A., Murrell, K. D., Nielsen, Jens Peter, Maddox-Hyttel, C., Boes, J. & Thamsborg, Stig Milan, 2004. 1 p.

      Research output: Contribution to conference › Paper › Research

    18. Published

      The ¤Danish Salmonella surveillance programme of slaughter pig herds

      Emborg, H. D., Nielsen, A. C., Jensen, P. T., Nielsen, Jens Peter & Mousing, J., 1997, Ikke angivet. AEEMA, p. 31-32,

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

    19. Published

      The use of acute phase proteins in pig production.

      Petersen, B., Gymnich, S., Nielsen, Jens Peter & Piniero, C., 2005, Proceedings 5th International Colloquium on Animal Phase Proteins. p. 5-8 4 p.

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

    20. Published

      The efficacy of oxytetracycline treatment at batch, pen and individual level on Lawsonia intracellularis infection in nursery pigs in a randomised clinical trial

      Larsen, Inge, Nielsen, Søren Saxmose, Olsen, John Elmerdahl & Nielsen, Jens Peter, 1 Feb 2016, In: Preventive Veterinary Medicine. 124, p. 25-33 9 p.

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

    21. Published

      The effect of colistin treatment on the selection of colistin-resistant Escherichia coli in weaner pigs

      Ahmed, S., Hansen, C., Dahlkilde, A. L., Herrero-Fresno, A., Pedersen, Ken Steen, Nielsen, Jens Peter & Olsen, John Elmerdahl, 2021, In: Antibiotics. 10, 4, 465.

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

    22. Published

      The effect of breeding strategy and feeding system on the within-herd diversity of lean meat percents in Danish slaugther pigs

      Stege, Helle, Bagger, J. & Nielsen, Jens Peter, 2008, Proceedings of the 20th International Pig Veterinary Science Congress: Volume 1 - Keynote and Oral Papers. Sluse, Vol. 1. p. 287 1 p.

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

    23. Published

      The effect of New Neonatal Porcine Diarrhoea Syndrome (NNPDS) on average daily gain and mortality in 4 Danish pig herds

      Kongsted, H., Stege, Helle, Toft, N. & Nielsen, Jens Peter, 2014, In: B M C Veterinary Research. 10, 7 p., 90.

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

    24. Published

      The association between c-reactive protein level and postweaning multisystemic wasting syndrome (PMWS)

      Madsen, E. L., Enøe, C., Kristensen, C. S., Nielsen, Jens Peter & Kjelgaard-Hansen, M., 2006. 1 p.

      Research output: Contribution to conference › Conference abstract for conference › Research › peer-review

    25. Published

      The association between C-reactive protein level and postweaning multisystemic wasting syndrome

      Madsen, E. L., Kristensen, C. S., Enøe, C., Kjelgaard-Hansen, M. J. & Nielsen, Jens Peter, 2006, Ikke angivet. Jacobsen, S. & Kjelgaard-Hansen, M. (eds.). Center for Skov, Landskab og Planlægning/Københavns Universitet, p. 48 1 p.

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

    26. Published

      The Effect of Straw, Rope, and Bite-Rite Treatment in Weaner Pens with a Tail Biting Outbreak

      Lahrmann, H. P., Faustrup, J. F., Hansen, C. F., D'Eath, R. B., Nielsen, Jens Peter & Forkman, Björn, 2019, In: Animals. 9, 6, 365.

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

    27. Published

      Tail biting in pigs - How it relates to other behavioural disorders and diseases

      Schrøder-Petersen, D. L., Ersbøll, A. K., Busch, M. E. & Nielsen, Jens Peter, 2004. 1 p.

      Research output: Contribution to conference › Conference abstract for conference › Research › peer-review

    28. Published

      Tail biting: can routine meat inspection date be used for classification of herds

      Busch, M. E., Petersen, H. H., Nielsen, E. O., Nielsen, Jens Peter & Wachmann, H., 2004. 1 p.

      Research output: Contribution to conference › Paper › Research

    29. Published

      Sundhed og produktion hos svin i ultisitesystemer

      Busch, M. E., Vigre, H., Lohse, L., Jensen, T., Baekbo, P., Bötner, A., Nielsen, Jens Peter, Nielsen, Jens Peter & Sørensen, V., 2003, In: Dansk Veterinærtidsskrift. 86, 13, p. 28-34 7 p.

      Research output: Contribution to journal › Journal article › Communication

    30. Published

      Subclinical salmonella infection in danish finishing pig herds: risk factors

      Stege, Helle, Dahl, J., Christensen, J., Baggesen, D. L., Nielsen, Jens Peter & Willeberg, P., 1997, Ikke angivet. Bech-Nielsen, S. & Nielsen, J. P. (eds.). The Federation of Danish Pig Producers and Slaughterhouses, p. 148-152 5 p.

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

    31. Published

      Subclinical salmonella in Danish pig herds: Prevalence of salmonella enterica measured by bacteriological and serological examination

      Nielsen, Jens Peter, 1997, p. 122. 125 p.

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

    32. Published

      Subclinical infection in Danish pig herds: The effect of salmonella contaminated feed

      Stege, Helle, Christensen, J., Baggesen, D. L. & Nielsen, Jens Peter, 1997, p. 81. 84 p.

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

    33. Published

      Subclinical Salmonella infection in Danish finishing pig herds association between serological and bacteriological testing

      Stege, Helle, Feld, N. C., Lau Baggesen, D., Nielsen, Jens Peter & Willeberg, P., 1997, Ikke angivet. AEEMA, p. 31-32 2 p.

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

    34. Published

      Stillbirths in relation to sow hematological parameters at farrowing: A cohort study

      Bhattarai, S., Framstad, T. & Nielsen, Jens Peter, 2018, In: Journal of Swine Health and Production. 26, 4, p. 215-222 8 p.

      Research output: Contribution to journal › Review › Research › peer-review

    35. Published

      Serum-haptoglobin concentration in Danish slaughter pigs of different health status

      Petersen, H. H., Ersbøll, A. K., Sonne Jensen, C. & Nielsen, Jens Peter, 2002, In: Preventive Veterinary Medicine. 54, 4, p. 325-335 11 p.

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

    36. Published

      Serum haptoglobin concentrations in slaughter pigs of different health status

      Petersen, H. H. & Nielsen, Jens Peter, 2000. 1 p.

      Research output: Contribution to conference › Paper › Research

    37. Published

      Serum haptoglobin concentration as marker of respiratory infections in finisher herds

      Petersen, H. H., Ersbøll, A. K., Heegaard, P. M. H. & Nielsen, Jens Peter, 2002, Food safety & acute phase proteins: third European colloquium on acute phase proteins, 2002. Dept. of Pathology, Faculty of Veterinary Medicine, p. 46 1 p.

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

    38. Published

      Serum haptoglobin concentration as a marker of clinical signs in finishing pigs

      Petersen, H. H., Dideriksen, D., Christiansen, B. M. & Nielsen, Jens Peter, 2002, In: Veterinary Record. 151, 3, p. 85-89 5 p.

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

    39. Serological characterization of Actinobacillus pleuropneumoniae biotype 2 strains isolated from pigs in two Danish herds

      Nielsen, R., Andresen, L. O., Plambeck, T., Nielsen, Jens Peter, Krarup, L. T. & Jorsal, S. E., 1997, In: Veterinary Microbiology. 54, 1, p. 35-46 12 p.

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

    40. Published

      Salmonella surveillance and control in Danish finishing herds

      Nielsen, Jens Peter, Halgaard, C., Willeberg, P. & Mousing, J., 1996. 1 p.

      Research output: Contribution to conference › Paper › Research

    41. Published

      Salmonella reduction and control in Danish pig herds

      Nielsen, Jens Peter & Mousing, J., 1998, Livestock farming systems. More than food production: EAAP publication no. 89. Sørensen, J. T. (ed.). Vol. 89. p. 157 163 p.

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

    42. Published

      Salmonella in pork (SALINPORK): pre-harvest and harvest control options based on epidemiologic, diagnostic and economic research

      Lo Fo Wong, D. M. A., Hald, T., Nielsen, Jens Peter & Willeberg, P., 1997, Dina notat. Ringgaard Kristensen, A. (ed.). 62 ed. Den Kongelige Veterinær- og Landbohøjskole, Institut for Husdyrbrug og Husdyrsundhed, Dinas Forskerskole, p. 23 1 p.

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

    43. Published

      Salmonella herd profiles established by serological testing

      Nielsen, Jens Peter, Andreasen, M. & Carstensen, B., 1997. 4 p.

      Research output: Contribution to conference › Paper › Research

    44. Published

      Safety of Porcilis PCV in nursery pigs

      Nielsen, G. B., Nielsen, Jens Peter, Haugegaard, J. & Houe, Hans, 2017. 1 p.

      Research output: Contribution to conference › Poster › Research › peer-review

    45. Published

      SKIN ULCERATIONS IN DANISH NURSERY PIGS

      Barington, Kristiane, Pankoke, K., Hartmann, Katrine Top, Hansen, Mette Sif, Jensen, Henrik Elvang, Blirup-Plum, Sophie Amalie, Jørgensen, B. M., Nielsen, Jens Peter, Eriksen, E. Ø., Kudirkiene, E., Olsen, John Elmerdahl & Pedersen, Ken Steen, 30 Aug 2023.

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

    46. Published

      Råmælkoptagets betydning for grisens sundhed og produktivitet indtil slagt

      Kristensen, C. S., Nielsen, B., Nielsen, Jens Peter & Kjærsgaard, H., 2004, In: Faglig publikation / Landsudvalget for Svin. 651, p. 1-5 5 p.

      Research output: Contribution to journal › Journal article › Communication

    47. Published

      Risk factors for the development of decubital ulcers over the scapula of sows

      Rosendal, T. & Nielsen, Jens Peter, 2005, Ikke angivet. American Association of Swine Veterinarians, p. 361-362 2 p.

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

    48. Published

      Risk factors for the Development of decubital ulcers over the scapula in sows

      Rosendal, T. & Nielsen, Jens Peter, 2004. 1 p.

      Research output: Contribution to conference › Conference abstract for conference › Research › peer-review

    49. Published

      Risk factors for high serum haptoglobin concentration in finishing pigs

      Petersen, H. H., Ersbøll, A. K., Heegaard, P. M. H. & Nielsen, Jens Peter, 2002. 1 p.

      Research output: Contribution to conference › Paper › Research

    50. Published

      Risk factors for gastric ulceration in nursery pigs

      Peralvo Vidal, Juan Miguel, Weber, N. R., Nielsen, Jens Peter, Bache, J. K., Haugegaard, S. & Pedersen, Anni Øyan, 2021, In: Preventive Veterinary Medicine. 189, 105298.

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

    51. Published

      Risk factors for acute diarrhea

      Pedersen, Ken Steen, Stege, Helle, Bækbo, P. & Nielsen, Jens Peter, 2010, Proceedings: the 2nd European Symposium on Porcine Health Management, Germany, 2010. Beilage, E. G. & Blaha, T. (eds.). Hannover: University of Veterinary Medicine, p. 122 1 p.

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

    52. Published

      Risk factors and epidemiological characteristics of new neonatal porcine diarrhoea syndrome in four Danish herds

      Kongsted, H., Toft, N. & Nielsen, Jens Peter, 2014, In: B M C Veterinary Research. 10, 10 p., 151.

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

    53. Published

      Risikofaktorer for skuldersår hos søer i en sjællandsk sobesætning

      Havn, K., Poulsen, H., Enøe, C. & Nielsen, Jens Peter, 2004, In: Dansk Veterinærtidsskrift. p. 13 17 p., 87 (6).

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

    54. Published

      Respiratory diseases in continuous versus all in-all out production of grower-finishing pigs, preliminary results

      Hagedorn-Olsen, T., Stryhn, H., Bækbo, P., Pedersen, B. K. & Nielsen, Jens Peter, 1998, Ikke angivet. Done, S., Thomson, J. & Varley, M. (eds.). Nottingham University Press, p. 2, 1 p.

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

    55. Published

      Renal enzyme activities in experimental ochratoxin a-induced porcine nephropathy: Diagnostic potential of phosphoenolpyruvate carboxyk1nase and gamma-glutamyl transpeptidase activity

      Krogh, P., Gyrd-Hansen, N., Hatd, B., Larsen, S., Nielsen, Jens Peter, Smith, M., Ivanoff, C. & Meisner, H., Jan 1988, In: Journal of Toxicology and Environmental Health. 23, 1, p. 1-14 14 p.

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

    56. Published

      Renal enzyme activities in experimental ochratoxin a-induced porcine nephropathy: Diagnostic potential of phosphoenolpyruvate carboxyk1nase and gamma-glutamyl transpeptidase activity

      Krogh, P., Gyrd-Hansen, N., Hatd, B., Larsen, S., Nielsen, Jens Peter, Smith, M., Ivanoff, C. & Meisner, H., Jan 1988, In: Journal of Toxicology and Environmental Health. 23, 1, p. 1-14 14 p.

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

    57. Published

      Relationship between follicular fluid steroids and tissue renin concentrations and secretion rates in bovine ovaries

      Hagemann, A., Høj Nielsen, A., Avery, B., Svenstrup, B., Nielsen, Jens Peter & Poulsen, K., 1997, In: Experimental and Clinical Endocrinology and Diabetes. 105, p. 271-276 6 p.

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

    58. Published

      Relations between sow gastric lesions and diet

      Carstensen, L., Madsen, M. T., Ersbøll, A. K. & Nielsen, Jens Peter, 2006. 1 p.

      Research output: Contribution to conference › Conference abstract for conference › Research › peer-review

    59. Published

      Reduction in Diarrhoea and Modulation of Intestinal Gene Expression in Pigs Allocated a Low Protein Diet without Medicinal Zinc Oxide Post-Weaning

      Lynegaard, J. C., Kjeldsen, N. J., Hansen, C. F., Williams, Andrew Richard, Nielsen, Jens Peter & Williams, Charlotte Amdi, 2022, In: Animals. 12, 8, 989.

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

    60. Published

      Reduced farrowing pen contamination level delays spread of Isospora suis and may prevent clinical coccidiosis

      Sotiraki, S., Roepstorff, A., Murrell, K. D., Nielsen, Jens Peter, Maddox-Hyttel, C., Boes, J. & Thamsborg, Stig Milan, 2004. 2 p.

      Research output: Contribution to conference › Paper › Research

    61. Published

      Recommendations on diagnostic investigations of post-weaning diarrhea outbreaks: assessing the prevalence of diarrhea and determining microbiological etiologies

      Eriksen, E. Ø., Nielsen, Jens Peter, Kudirkiene, E., Olsen, John Elmerdahl, Goecke, Nicole Bakkegård, Larsen, Lars, Liu, G., Schmidt, Marianne Viuf Agerlin, Christensen, A. E. & Pedersen, Ken Steen, 2022.

      Research output: Contribution to conference › Conference abstract for conference › Research › peer-review

    62. Published

      Real-time PCR testing for Porcine Circovirus Type 2 and Lawsonia intracellularis to assess diarrhoea

      Holyoake, P. K., Hjulsager, C. K., Larsen, L. E., Pedersen, Ken Steen, Johansen, M., Stege, Helle, Moore, K., Ståhl, M., Angen, Ø. & Nielsen, Jens Peter, 2012, 4th European Symposium of Porcine Health Management: Programme & abstract book. European College of Porcine Health Management, p. 141 1 p.

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

    63. Published

      Quantitative assessment of Lawsonia intracllularis infeces by real-time PCR

      Pedersen, Ken Steen, Pedersen, K., Stahl, M., Angen, Ø., Hjulsager, C. K., Larsen, L. E., Stege, Helle & Nielsen, Jens Peter, 2010, Proceedings of IPVS 2010. p. 702 1 p.

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

    64. Published

      Quantitative assessment of Lawsonia intracellularis in feces by real-time PCR

      Pedersen, Ken Steen, Pedersen, K., Ståhl, M., Angen, Ø., Hjulsager, C. K., Larsen, L. E., Stege, Helle & Nielsen, Jens Peter, 2010. 1 p.

      Research output: Contribution to conference › Poster › Research

    65. Published

      Quantitative assessment of Lawsonia intracellularis by PCR in outbreaks of acute diarrhea in weaners

      Pedersen, Ken Steen, Staahl, M., Angen, Ø., Jorsal, S. E. L., Stege, Helle & Nielsen, Jens Peter, 2010, Proceedings: the 2nd European Symposium on Porcine Health Management, Germany, 2010. Beilage, E. G. & Blaha, T. (eds.). Hannover: University of Veterinary Medicine, p. 49-50 2 p.

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

    66. Published

      Quality assurance in veterinary pig practice

      Nielsen, Jens Peter, 2010, Proceedings: the 2nd European Symposium on Porcine Health Management, Germany, 2010. Beilage, E. G. & Blaha, T. (eds.). Hannover: University of Veterinary Medicine, p. 51-55 5 p.

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

    67. Published

      Putative biomarkers for evaluating antibiotic treatment: an experimental model of porcine Actinobacillus pleuropneumoniae infection

      Lauritzen, B., Lykkesfeldt, Jens, Skaanild, M. T., Angen, Ø., Nielsen, Jens Peter & Friis, C., 2003, In: Research in Veterinary Science. 74, 3, p. 261-270 10 p.

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

    68. Published

      Protection against progressive atrophic rhinitis by vaccination with Pasteurella multocida toxin purified by monoclonal antibodies.

      Foged, N. T., Nielsen, Jens Peter & Jorsal, S. E., 1 Jul 1989, In: The Veterinary Record. 125, 1, p. 7-11 5 p.

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

    69. Published

      Progression of Mycoplasma hyosynoviae infection in three pig herds: development of tonsillar carrier state, arthritis and antibodies in serum and synovial fluid in pigs from birth to slaughter

      Hagedorn-Olsen, T., Nielsen, N. C., Friis, N. F. & Nielsen, Jens Peter, 1999, In: Transboundary and Emerging Diseases. 46, p. 555-564 10 p.

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

    70. Published

      Prober sambling and better understanding of App@0301s on pig production

      Gymnich, S., Petersen, B., Knura, S., Pinero, C., Lorenzo, E. & Nielsen, Jens Peter, 2003. 1 p.

      Research output: Contribution to conference › Paper › Research

    71. Published

      Prevalence of virulence genes and haemolytic activity in Escherichia coli Associated with diarrhoea in grower pigs

      Weber, N. R., Pedersen, Ken Steen & Nielsen, Jens Peter, Jun 2016. 1 p.

      Research output: Contribution to conference › Poster › Research › peer-review

    72. Published

      Prevalence of subclinical Salmonella enterica infection in Danish finishing pig herds

      Stege, Helle, Christensen, J., Nielsen, Jens Peter, Lau Baggesen, D., Enøe, C. & Willeberg, P., 2000, In: Preventive Veterinary Medicine. 44, p. 175-188 14 p.

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

    73. Published

      Prevalence of clinical signs of disease in Danish finisher pigs

      Petersen, H. H., Nielsen, E. O., Hassing, A., Ersbøll, A. K. & Nielsen, Jens Peter, 2008, In: Veterinary Record. 162, 12, p. 377-382 6 p.

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

    74. Published

      Prevalence of clinical signs in commercial Danish finisher herds

      Petersen, H. H., Hassing, A., Nielsen, E. O., Bækbo, P. & Nielsen, Jens Peter, 2002. 1 p.

      Research output: Contribution to conference › Paper › Research

    75. Published

      Prevalence and diversity of Salmonella serotypes isolated from feed samples collected from the cribs in 96 Danish pig herds

      Stege, Helle, Stryhn, H., Lau Baggesen, D., Christensen, J. & Nielsen, Jens Peter, 1998, Ikke angivet. Done, S., Thomson, J. & Varley, M. (eds.). Nottingham University Press, p. 2 1 p.

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

    76. Published

      Prediction of the growth retarding effect og Lawsonia intracellularis using mean q-PCR results at pen-level

      Pedersen, Ken Steen, Skrubel, R., Ståhl, M., Angen, Ø., Stege, Helle & Nielsen, Jens Peter, 2012, IPVS 2012 Korea: 22nd International Pig Veterinary Society Congress. Vol. 1. p. 669 1 p.

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

    77. Published

      Post-weaning diarrhea outbreaks in Danish herds not using medicinal zinc oxide

      Eriksen, E. Ø., Kudirkiene, E., Nielsen, Jens Peter, Olsen, John Elmerdahl & Pedersen, Ken Steen, 2021.

      Research output: Contribution to conference › Conference abstract for conference › Research › peer-review

    78. Published

      Post-weaning diarrhea in pigs weaned without medicinal zinc: risk factors, pathogen dynamics, and association to growth rate

      Eriksen, E. Ø., Kudirkiene, E., Christensen, A. E., Schmidt, Marianne Viuf Agerlin, Weber, N. R., Nødtvedt, A., Nielsen, Jens Peter, Hartmann, Katrine Top, Skade, L., Larsen, Lars, Pankoke, K., Olsen, John Elmerdahl, Jensen, Henrik Elvang & Pedersen, Ken Steen, 2021, In: Porcine Health Management. 7, 54.

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

    79. Published

      Post-weaning diarrhea in pigs from a single Danish production herd was not associated with the pre-weaning fecal microbiota composition and diversity

      Rydal, Martin Peter, Gambino, Michela, Castro-Mejia, J. L., Poulsen, Louise Ladefoged, Jørgensen, Claus Bøttcher & Nielsen, Jens Peter, 2023, In: Frontiers in Microbiology. 14, 1108197.

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

    80. Published

      Post-weaning diarrhea in herds not using medicinal zinc

      Eriksen, E. Ø., Nielsen, Jens Peter & Pedersen, Ken Steen, 29 Jan 2020.

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

    81. Published

      Post weaning diarrhoea susceptibility in piglets in relation to supplementary creep feeding and the pro-inflammatory TNF-α repronse

      Carstensen, L., Røntved, C. M., Jensen, K. H. & Nielsen, Jens Peter, 2004. 1 p.

      Research output: Contribution to conference › Conference abstract for conference › Research › peer-review

    82. Published

      Population dynamics and intra-litter transmission patterns of Isospora suis under on-farm farrowing conditions

      Roepstorff, A., Sotiraki, S., Murrell, K. D., Nielsen, Jens Peter & Maddox-Hyttel, C., 2003. 1 p.

      Research output: Contribution to conference › Paper › Research

    83. Published

      Population dynamics and intra-litter transmission patterns of Isospora suis in suckling piglets under on-farm conditions

      Sotiraki, S., Roepstorff, A. K., Nielsen, Jens Peter, Maddox-Hyttel, C., Enøe, C., Boes, J., Murrell, K. D. & Thamsborg, Stig Milan, 2008, In: Parasitology. 135, 3, p. 395-405 11 p.

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

    84. Published

      Pooling of porcine fecal samples for quantification of Lawsonia intracellularis by real-time polymerase chain reaction

      Pedersen, Ken Steen, Johansen, M., Jorsal, S. E. L., Nielsen, Jens Peter, Bækbo, P. & Angen, Ø., 2014, In: Journal of Veterinary Diagnostic Investigation. 26, 3, p. 342-345 4 p.

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

    85. Published

      Pooling of faecal samples for quantitative assessment of Lawsonia intreacellularis excretion levels

      Pedersen, Ken Steen, Angen, Ø. & Nielsen, Jens Peter, 2012, IPVS 2012 Korea: 22nd International Pig Veterinary Society Congress. Vol. 1. p. 284 1 p.

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

    86. Published

      Pilot study on CHCF1 genotype in a pig challenge model for enterotoxigenic Escherichia coli F4ab/ac associated post-weaning diarrhea

      Rydal, Martin Peter, Gambino, Michela, Jørgensen, Claus Bøttcher, Poulsen, Louise Ladefoged, Brøndsted, Lone & Nielsen, Jens Peter, 2022, In: BMC Veterinary Research. 18, 382.

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

    87. Published

      Pharmacokinetics and tissue distribution of amoxycillin in healthy and Salmonella Typhimurium-inoculated pigs

      Agersø, H., Friis, C. & Nielsen, Jens Peter, 2000, In: American Journal of Veterinary Research. 61, p. 992-996 5 p.

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

    88. Published

      Pharmacokinetics and penetration of danofloxacin into the gastrointestinal tract in healthy and in Salmonella typhimurium infected pigs

      Lindecrona, R. H., Friis, C. & Nielsen, Jens Peter, 2000, In: Research in Veterinary Science. 68, p. 211-216 6 p.

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

    89. Published

      Performance and risk factors associated with first antibiotic treatment in two herds, raising pigs without antibiotics

      Lynegaard, J. C., Larsen, Inge, Hansen, C. F., Nielsen, Jens Peter & Williams, Charlotte Amdi, 2021, In: Porcine Health Management. 7, 1, 18.

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

    90. Published

      Penetration of amoxycillin to the respiratory tract tissues and secretions in Actinobacillus pleuropneumoniae infected pigs

      Agersø, H., Friis, C. & Nielsen, Jens Peter, 1998, In: Research in Veterinary Science. 64, p. 251-257 7 p.

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

    91. Published

      Pen-level agreement of antimicrobial resistance from pooled faecal samples at pen level and diarrhoeic pigs

      Weber, N. R., Pedersen, Ken Steen & Nielsen, Jens Peter, Jun 2016. 1 p.

      Research output: Contribution to conference › Conference abstract for conference › Research › peer-review

    92. Published

      Pasteurella multocida toxin induces IL-6, but not IL-1 alpha or TNF alpha in fibroblasts.

      Rosendal, S., Frandsen, P. L., Nielsen, Jens Peter & Gallily, R., Apr 1995, In: Canadian journal of veterinary research = Revue canadienne de recherche vétérinaire. 59, 2, p. 154-156 3 p.

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

    93. Published

      PRODUCTION OF TOXIN IN STRAINS PREVIOUSLY CLASSIFIED AS PASTEURELLA MULTOCIDA

      Nielsen, Jens Peter, Bisgaard, M. & Pedersen, K. B., Sep 1986, In: Acta Pathologica Microbiologica Scandinavica Series B: Microbiology. 94 B, 1-6, p. 203-204 2 p.

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

    94. Published

      PCR diagnosis of PRRS virus in oral fluids from weaned Danish pigs

      Heiselberg, P. R., Hjulsager, C. K., Pedersen, Ken Steen, Nielsen, Jens Peter, Kristensen, C. S., Breum, S. Ø. & Larsen, L. E., 2012, IPVS 2012 Korea: 22nd International Pig Veterinary Society Congress. Vol. 2. p. 1013 1 p.

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

    95. Published

      Otitis interna: a new aspect of Streptococcus suis serotype 2 infection in pigs

      Wichmann Madsen, L., Jensen, Henrik Elvang, Svensmark, B., Elvestad, K., Nielsen, B., Riising, H. J., Aalbæk, Bent & Nielsen, Jens Peter, 2000. 1 p.

      Research output: Contribution to conference › Paper › Research

    96. Published

      Ochratoxin A-induced porcine nephropathy: Enzyme and ultrastructure changes after short-term exposure

      Elling, F., Nielsen, Jens Peter, Lillehøj, E. B., Thomassen, M. S. & Størmer, F. C., 1985, In: Toxicon. 23, 2, p. 247-254 8 p.

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

    97. Published

      Occurrence of intestinal infections in non-medicted growing pigs in Denmark: a case control study

      Pedersen, L., Pedersen, Ken Steen, Angen, Ø. & Nielsen, Jens Peter, 2012, 4th European Symposium of Porcine Health Managaement: Programme & abstract book. European College of Porcine Health Management, p. 190 1 p.

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

    98. Published

      Occurrence of diarrhoea in non.medicated growing pigs in Denmark: a cross-sectional study

      Jakobsen, A. T., Pedersen, Ken Steen & Nielsen, Jens Peter, 2012, 4th European Symposium of Porcine Health Management: Programme & abstract book. European College of Porcine Health Management, p. 167 1 p.

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

    99. Published

      Occurrence of diarrhoea and intestinal pathogens in non-medicated nursery pigs

      Weber, N. R., Nielsen, Jens Peter, Jakobsen, A. S., Pedersen, L., Hansen, C. F. & Pedersen, Ken Steen, 30 Sep 2015, In: Acta Veterinaria Scandinavica (Online). 57, 6 p., 64.

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

    100. Published

      Occurrence of diarrhea in non-medicated growing pigs

      Jakobsen, A. T., Pedersen, Ken Steen & Nielsen, Jens Peter, 2012, IPVS 2012 Korea: 22nd International Pig Veterinary Society Congress. Vol. 1. p. 285 1 p.

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

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