Jens Peter Nielsen

Jens Peter Nielsen

Professor

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    1 - 100 out of 295Page size: 100
    1. 2024
    2. 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

    3. 2023
    4. 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

    5. Published

      An observational field study of porcine post-weaning diarrhea: clinical and microbiological findings, and fecal pH-measurements as a potential diagnostic tool

      Eriksen, E. Ø., Kudirkiene, E., Barington, Kristiane, Goecke, Nicole Bakkegård, Blirup-Plum, Sophie Amalie, Nielsen, Jens Peter, Olsen, John Elmerdahl, Jensen, Henrik Elvang, Pankoke, K., Larsen, Lars, Liu, G. & Pedersen, Ken Steen, 2023, In: Porcine Health Management. 9, 33.

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

    6. Published

      Complete association between CHCF1 genotype and enterotoxigenic Escherichia coli F4ab-associated post-weaning diarrhea in a pig challenge trial

      Rydal, Martin Peter, Jørgensen, Claus Bøttcher, Gambino, Michela, Poulsen, Louise Ladefoged & Nielsen, Jens Peter, 2023, In: Veterinary Microbiology. 282, 109771.

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

    7. Published

      Cystitis: significant associations between pathology, histology, and quantitative bacteriology in sows, a cross-sectional study

      Tolstrup, L. K., Leifsson, Páll S., Guardabassi, Luca, Nielsen, Jens Peter & Pedersen, Ken Steen, 2023, In: Porcine Health Management. 9, 41.

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

    8. Published

      Easy and reliable assessment of the prevalence of porcine post-weaning diarrhoea

      Eriksen, E. Ø., Nielsen, Jens Peter, Schmidt, Marianne Viuf Agerlin, Christensen, A. E. & Pedersen, Ken Steen, 2023, In: Preventive Veterinary Medicine. 220, 11 p., 106041.

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

    9. Published

      Gastro-intestinal lesions are not relatable to diarrhoea or specific pathogens in post-weaning diarrhoea (PWD) in pigs

      Blirup-Plum, Sophie Amalie, Jensen, Henrik Elvang, Nielsen, Søren Saxmose, Pankoke, K., Hansen, Mette Sif, Pedersen, Ken Steen, Eriksen, E. Ø., Nielsen, Jens Peter, Olsen, John Elmerdahl, Kudirkiene, E., Larsen, Lars, Goecke, Nicole Bakkegård & Barington, Kristiane, 2023, In: Acta Veterinaria Scandinavica. 65, p. 1-18 18 p., 30.

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

    10. Published

      Lesions and pathogens found in pigs that died during the nursery period in five Danish farms

      Barington, Kristiane, Eriksen, E. Ø., Kudirkiene, E., Pankoke, K., Hartmann, Katrine Top, Hansen, Mette Sif, Jensen, Henrik Elvang, Blirup-Plum, Sophie Amalie, Jørgensen, B. M., Nielsen, Jens Peter, Olsen, John Elmerdahl, Goecke, Nicole Bakkegård, Larsen, Lars & Pedersen, Ken Steen, 2023, In: Porcine Health Management. 9, 26.

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

    11. 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

    12. 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

    13. 2022
    14. Published

      Evidensbaserede anbefalinger til forebyggelse af fravænningsdiarré

      Eriksen, E. Ø., Pedersen, Ken Steen, Larsen, Inge & Nielsen, Jens Peter, Apr 2022, Københavns Universitet. 28 p.

      Research output: Book/Report › Report › Research

    15. Published

      Efficacy of neomycin dosing regimens for treating enterotoxigenic Escherichia coli-related post-weaning diarrhoea in a Danish nursery pig herd not using medicinal zinc oxide

      Morsing, Malene Kjelin, Larsen, Inge, Pedersen, Ken Steen, Weber, N. R. & Nielsen, Jens Peter, 2022, In: Porcine Health Management. 8, 8 p., 46.

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

    16. Published

      Evidence-Based Recommendations for Herd Health Management of Porcine Post-Weaning Diarrhea

      Eriksen, E. Ø., Pedersen, Ken Steen, Larsen, Inge & Nielsen, Jens Peter, 2022, In: Animals. 12, 14, 1737.

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

    17. Published

      Kunstlys giver søer og pattegrise D-vitaminer

      Jakobsen, J., Petersen, P. M., Hansen, Henning Otte, Jensen, H. & Nielsen, Jens Peter, 2022, In: Magasinet Gris. 2022, maj, p. 44-45 2 p.

      Research output: Contribution to journal › Journal article › Communication

    18. 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

    19. 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

    20. 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

    21. 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

    22. 2021
    23. Published

      A reduced CP level without medicinal zinc oxide does not alter the intestinal morphology in weaned pigs 24 days post-weaning

      Larsen, Christina, Lynegaard, J. C., Pedersen, Anni Øyan, Kjeldsen, N. J., Hansen, C. F., Nielsen, Jens Peter & Williams, Charlotte Amdi, 2021, In: Animal. 15, 4, 100188.

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

    24. Published

      A very low cp level reduced diarrhoea and productivity in weaner pigs, but no differences between post-weaning diets including soybean meal or soy protein concentrate were found

      Lynegaard, J. C., Kjeldsen, N. J., Bache, J. K., Weber, N. R., Hansen, C. F., Nielsen, Jens Peter & Williams, Charlotte Amdi, 2021, In: Animals. 11, 3, p. 1-13 13 p., 678.

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

    25. Published

      An experimental model for iron deficiency anemia in sows and offspring induced by blood removal during gestation

      Rydal, Martin Peter, Bhattarai, S. & Nielsen, Jens Peter, 2021, In: Animals. 11, 10, 2848.

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

    26. Published

      Association between gastric content fluidity and pars oesophageal ulcers in nursery pigs: a cross-sectional study of high-risk Danish herds using commercial feed

      Peralvo Vidal, Juan Miguel, Weber, N. R., Nielsen, Jens Peter, Denwood, Matt, Haugegaard, S. & Pedersen, Anni Øyan, 2021, In: Porcine Health Management. 7, 19.

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

    27. Published

      Feeding behavior in nursery pigs affected with gastric ulcers

      Peralvo Vidal, Juan Miguel, Weber, N. R., Nielsen, Jens Peter, Bache, J. K., Haugegaard, S. & Pedersen, Anni Øyan, 2021, In: Livestock Science. 254, 104745.

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

    28. Published

      Late gestation hemoglobin concentrations in sows: Predictor for stillborn piglets

      Noblett, E., Ferriera, J. B., Bhattarai, S., Nielsen, Jens Peter & Almond, G., 2021, In: Journal of Swine Health and Production. 29, 4, p. 200-203

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

    29. Published

      Low protein diets without medicinal zinc oxide for weaned pigs reduced diarrhoea treatments and average daily gain

      Lynegaard, J. C., Kjeldsen, N. J., Bache, J. K., Weber, N. R., Hansen, C. F., Nielsen, Jens Peter & Williams, Charlotte Amdi, 2021, In: Animal. 15, 1, 100075.

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

    30. 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

    31. 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

    32. 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

    33. 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

    34. 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

    35. 2020
    36. Published

      Assessment of hemoglobin concentration in relation to sow reproductive stage and parity

      Castevens, K., Ferreira, J. B., Gillespie, T., Olsen, C., Nielsen, Jens Peter & Almond, G., Oct 2020, In: Journal of Swine Health and Production. 28, 5, p. 254-257 5 p.

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

    37. 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

    38. Published

      A descriptive study of acute outbreaks of respiratory disease in Norwegian fattening pig herds

      Cohen, L. M., Grøntvedt, C. A., Klem, T. B., Gulliksen, S. M., Ranheim, B., Nielsen, Jens Peter, Valheim, M. & Kielland, C., 2020, In: Acta Veterinaria Scandinavica. 62, 1, 13 p., 35.

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

    39. Published

      Effect of UVB light on vitamin D status in piglets and sows

      Stricker Jakobsen, S., Nielsen, Jens Peter & Jakobsen, J., 2020, In: The Journal of Steroid Biochemistry and Molecular Biology. 200, 105637.

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

    40. Published

      Infection Dynamics of Swine Influenza Virus in a Danish Pig Herd Reveals Recurrent Infections with Different Variants of the H1N2 Swine Influenza A Virus Subtype

      Bhatta, T., Ryt-Hansen, Pia, Nielsen, Jens Peter, Larsen, Lars, Larsen, Inge, Chamings, A., Goecke, Nicole Bakkegård & Alexandersen, S., 2020, In: Viruses. 12, 9, 18 p., 1013.

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

    41. 2019
    42. Published

      Association between sow and piglet blood hemoglobin concentrations and stillbirth risk

      Bhattarai, S., Framstad, T. & Nielsen, Jens Peter, 2019, In: Acta Veterinaria Scandinavica. 61, 1, 4 p., 61.

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

    43. Published

      Effect of tetracycline treatment regimens on antibiotic resistance gene selection over time in nursery pigs

      Græsbøll, K., Larsen, Inge, Clasen, J., Birkegård, A. C., Nielsen, Jens Peter, Christiansen, L. E., Olsen, John Elmerdahl, Angen, Ø. & Folkesson, A., 2019, In: BMC Microbiology. 19, 1, 10 p., 269.

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

    44. Published

      Hematologic reference intervals of Danish sows at mid-gestation

      Bhattarai, S., Framstad, T. & Nielsen, Jens Peter, 2019, In: Acta Veterinaria Scandinavica. 61, 1, 5 p., 16.

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

    45. Published

      In vitro synergy of sertraline and tetracycline cannot be reproduced in pigs orally challenged with a tetracycline resistant Escherichia coli

      Kromann, Sofie, Hvidtfeldt, A., Boye, M., Sørensen, Dorte Bratbo, Jørgensen, S., Nielsen, Jens Peter & Olsen, Rikke Heidemann, 2019, In: BMC Microbiology. 19, 1, 12 p., 12.

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

    46. Published

      Iron treatment of pregnant sows in a Danish herd without iron deficiency anemia did not improve sow and piglet hematology or stillbirth rate

      Bhattarai, S., Framstad, T. & Nielsen, Jens Peter, 2019, In: Acta Veterinaria Scandinavica. 61, 1, 9 p., 60.

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

    47. 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

    48. 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

    49. 2018
    50. Published

      Comparison of serum pools and oral fluid samples for detection of porcine circovirus type 2 by quantitative real-time PCR in finisher pigs

      Nielsen, G. B., Nielsen, Jens Peter, Haugegaard, J., Leth, S. C., Larsen, Lars, Kristensen, C. S., Pedersen, Ken Steen, Stege, Helle, Hjulsager, C. K. & Houe, Hans, 1 Feb 2018, In: Porcine Health Management. 4, 10 p., 2.

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

    51. Published

      Early intervention with enrichment can prevent tail biting outbreaks in weaner pigs

      Lahrmann, H. P., Hansen, C. F., D´Eath, R. B., Busch, M. E., Nielsen, Jens Peter & Forkman, Björn, 2018, In: Livestock Science. 214, p. 272-277 6 p.

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

    52. 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

    53. 2017
    54. Published

      No evidence of enteric viral involvement in the new neonatal porcine diarrhoea syndrome in Danish pigs

      Goecke, N. B., Hjulsager, C. K., Kongsted, H., Boye, M., Rasmussen, S., Granberg, F., Fischer, T. K., Midgley, S. E., Rasmussen, L. D., Angen, Nielsen, Jens Peter, Jorsal, S. E. & Larsen, L. E., Nov 2017, In: BMC Veterinary Research. 13, 11 p., 315.

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

    55. Estimation of the transmission dynamics of African swine fever virus within a swine house

      Nielsen, Jens Peter, Larsen, T. S., Halasa, T. & Christiansen, L. E., 1 Oct 2017, In: Epidemiology and Infection. 145, 13, p. 2787-2796 10 p.

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

    56. Published

      Batch medication of intestinal infections in nursery pigs: A randomised clinical trial on the efficacy of treatment strategy, type of antibiotic and bacterial load on average daily weight gain

      Weber, N. R., Pedersen, Ken Steen, Hansen, C. F., Denwood, Matt, Hjulsager, C. K. & Nielsen, Jens Peter, 1 Feb 2017, In: Preventive Veterinary Medicine. 137, Part A, p. 69-76 8 p.

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

    57. Published

      Association of resistance to ampicillin and other antibiotic agents as evidence of co-selection in E. coli isolates from diarrheic nursery pigs

      Weber, N. R., Nielsen, Jens Peter & Pedersen, Ken Steen, 2017, 9th European Symposium of Porcine Health Management : Proceedings. p. 246 1 p.

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

    58. Published

      Association between isolation of enterotoxigenic E. coli and numbers of E. coli F18 genes in faeces in nursery pigs

      Weber, N. R., Nielsen, Jens Peter & Pedersen, Ken Steen, 2017, 9th European Symposium of Porcine Health Management: Proceedings. p. 103 1 p.

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

    59. Published

      Batch variation in porcine circovirus type 2 viral loads in serum pools and oral fluid

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

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

    60. Published

      Comparison of antimicrobial resistance in E. coli isolated from rectal and floor samples in pens with diarrhoeic nursery pigs in Denmark

      Weber, N. R., Nielsen, Jens Peter, Jorsal, S. E. L., Haugegaard, S., Denwood, Matt & Pedersen, Ken Steen, 2017, In: Preventive Veterinary Medicine. 147, p. 42-49 8 p.

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

    61. Published

      Comparison of bacterial culture and qPCR testing of rectal and pen floor samples as diagnostic approaches to detect enterotoxic Escherichia coli in nursery pigs

      Weber, N. R., Nielsen, Jens Peter, Hjulsager, C. K., Jorsal, S. E., Haugegaard, S., Hansen, C. F. & Pedersen, Ken Steen, 2017, In: Preventive Veterinary Medicine. 143, p. 61-67 8 p.

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

    62. Published

      Description of low and high pathogenic diarrheic outbreaks in nursery pigs

      Weber, N. R., Nielsen, Jens Peter & Pedersen, Ken Steen, 2017, 9th European Sumposium of Porcine Health Management: Proceedings. p. 243 1 p.

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

    63. Published

      Effect of tetracycline dose and treatment mode on selection of resistant coliform bacteria in nursery pigs

      Græsbøll, K., Damborg, Peter Panduro, Mellerup, A., Herrero-Fresno, A., Larsen, Inge, Holm, A., Nielsen, Jens Peter, Christiansen, L. E., Angen, Ø., Ahmed, S., Folkesson, A. & Olsen, John Elmerdahl, 2017, In: Applied and Environmental Microbiology. 83, 12, 12 p., e00538-17.

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

    64. Published

      Effect of treatment with doxycycline and tylosine on excretion of E. coli F18 in faecal pen floor samples

      Weber, N. R., Pedersen, Ken Steen & Nielsen, Jens Peter, 2017, 9th Eurropean Symposium of Porcine Health Management: Proceedings. 1 p.

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

    65. Published

      Effect of vaccination against sub-clinical Porcine Circovirus type 2 infection in a high-health finishing pig herd: A randomised clinical field trial

      Nielsen, G. B., Nielsen, Jens Peter, Haugegaard, J., Denwood, Matt & Houe, Hans, 2017, In: Preventive Veterinary Medicine. 141, p. 14-21 8 p.

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

    66. 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

    67. 2016
    68. Published

      Clinical relevant antibiotic resistance in Escherichia coli from urinary tract infections in sows

      Leihardt, L. K. T., Pedersen, Ken Steen & Nielsen, Jens Peter, Jun 2016. 1 p.

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

    69. Published

      Diagnostic performance of bacteriological culture of urine samples from culled sows, using histopathologically demonstrated cystitis as gold standard

      Leihardt, L. K. T., Pedersen, Ken Steen, Leifsson, P. S. & Nielsen, Jens Peter, Jun 2016. 1 p.

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

    70. Published

      Efficacy of five oxytetracycline treatment regimens for Lawsonia intracellularis infection in nursery pigs

      Larsen, Inge & Nielsen, Jens Peter, Jun 2016. 1 p.

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

    71. Published

      Fava bean feed reduces sensitivity of PCV2-PCR on oral fluids

      Nielsen, G. B., Haugegaard, J., Hjulsager, C. K., Nielsen, Jens Peter & Houe, Hans, Jun 2016. 1 p.

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

    72. Published

      Hermatological parameters in stillborn and pre-colostral liveborn piglets

      Bhattarai, S., Framstad, T. & Nielsen, Jens Peter, Jun 2016. 1 p.

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

    73. Published

      Infection dynamics of intestinal pathogens in batches of non-medicated diarrheic nursery pigs

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

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

    74. 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

    75. 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

    76. 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

    77. Published

      A randomised clinical trial on the efficacy of oxytetracycline dose through water medication of nursery pigs on diarrhoea, faecal shedding of Lawsonia intracellularis and average daily weight gain

      Larsen, Inge, Hjulsager, C. K., Holm, A., Olsen, John Elmerdahl, Nielsen, Søren Saxmose & Nielsen, Jens Peter, 1 Jan 2016, In: Preventive Veterinary Medicine. 123, p. 52-59 8 p.

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

    78. Published

      Fornuftig anvendelse af antibiotika i svineproduktionen

      Nielsen, Jens Peter, Jan 2016, In: Hyologisk. p. 12 4 p.

      Research output: Contribution to journal › Journal article › Communication

    79. Published

      Cab pooled pen floor samples be used for diagnosing Escherichia coli F18 positive diarrhoeic nursery pigs?

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

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

    80. 2015
    81. 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

    82. Published

      Clinical utility and performance of sock sampling in weaner pig diarrhoea

      Pedersen, K. S., Okholm, E., Johansen, M., Angen, Ø., Jorsal, S. E., Nielsen, Jens Peter & Bækbo, P., 1 Jul 2015, In: Preventive Veterinary Medicine. 120, 3-4, p. 313-320 8 p.

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

    83. 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

    84. Published

      Antibioottien järkevä käyttö Tanskan sikataloudessa

      Nielsen, Jens Peter, 2015, In: Suomen Eläinlääkärilehti. 121, 9, p. 526-529 4 p.

      Research output: Contribution to journal › Journal article › Communication

    85. Published

      Association between hematological status at weaning and weight gain post-weaning in piglets

      Bhattarai, S. & Nielsen, Jens Peter, 2015, In: Livestock Science. 182, p. 64-68 5 p.

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

    86. Published

      Differentiation of PRRSv Type 1 and 2 serological responses by an immunofluorescence antibody assay

      Nielsen, G. B., Astrup, P., Nielsen, Jens Peter & Houe, Hans, 2015. 1 p.

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

    87. Published

      Early indicators of iron deficiency in large piglets at weaning

      Bhattarai, S. & Nielsen, Jens Peter, 2015, In: Journal of Swine Health and Production. 23, 1, p. 10-17 8 p.

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

    88. Published

      Fornuftig anvendelse af antibiotika I svineproduktionen

      Nielsen, Jens Peter, 2015, In: Svensk Veterinaertidning. 14, p. 25-28 4 p.

      Research output: Contribution to journal › Journal article › Communication

    89. 2014
    90. Published

      Association of stillborn piglets and blood haemoglobin concentration in sows at farrowing

      Jensen, A., Bhattarai, S. & Nielsen, Jens Peter, Jun 2014, Proceedings of the 23rd International Pig Veterinary Society (IPVS) Congress. Vol. 2. p. 499 1 p. P.517

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

    91. Published

      Disease control and specific pathogen free pig production

      Nielsen, Jens Peter, 2014, Encyclopedia of Meat Sciences. 2 ed. Academic Press, Vol. 2. p. 186-189 4 p.

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

    92. Published

      Early indicatiors of iron deficiency in piglets at weaning

      Bhattarai, S., Busch, M. E., Friendship, R., Martineau, G. & Nielsen, Jens Peter, 2014, Proceedings : 6th European Symposium of Porcine Health Management. p. 92 1 p. 21

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

    93. Published

      Haematological indices as early indicators of iron status in piglets at weaning

      Bhattarai, S., Busch, M. E., Friendship, B., Martineau, G., Framstad, T. & Nielsen, Jens Peter, 2014, Proceedings of the 23rd International Pig Veterinary Society (IPVS) Congress. Vol. 2. p. 284 1 p. P.293

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

    94. Published

      Herd diagnosis of low pathogen diarrhoea in growing pigs: a pilot study

      Pedersen, Ken Steen, Johansen, M., Angen, Ø., Jorsal, S. E. L., Nielsen, Jens Peter, Jensen, Tim Kåre, Guedes, R., Ståhl, M. & Bækbo, P., 2014, In: Irish Veterinary Journal (Online). 67, 8 p., 24.

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

    95. 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

    96. 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

    97. 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

    98. 2013
    99. Published

      Crude dietary protein and particle size in feed is not associated to diarrhoea in Danish nursery pigs

      Pedersen, Ken Steen, Jakobsen, A. T., Pedersen, L. L., Angen, Ø., Hansen, C. F. & Nielsen, Jens Peter, 2013, Proceedings of the Joint Meeting of the 5th European Symposium of Porcine Health Management and the 50th Anniversary Meeting of the Pig Veterinary Society of Great Britain, Edinburgh, UK, 22nd - 24th May 2013. Pig Veterinary Society, p. 150 1 p.

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

    100. Published

      Diagnostic performance of fecal quantitative real-time polymerase chain reaction for detection of Lawsonia intracellularis–associated proliferative enteropathy in nursery pigs

      Pedersen, Ken Steen, Stege, Helle, Jensen, Tim Kåre, Guedes, R., Ståhl, M., Nielsen, Jens Peter, Hjulsager, C. K., Larsen, L. E. & Angen, Ø., 2013, In: Journal of Veterinary Diagnostic Investigation. 25, 3, p. 336-340 5 p.

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

    101. Published

      Microbiological, pathological and histological findings in four Danish pig herds affected by a new neonatal diarrhoea syndrome

      Kongsted, H., Jonach, B. R., Haugegaard, S., Angen, O., Jorsal, S. E., Kokotovic, B., Larsen, L. E., Jensen, Tim Kåre & Nielsen, Jens Peter, 2013, In: B M C Veterinary Research. 9, p. 1-9 9 p., 206.

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

    102. 2012
    103. Published

      Association between avaerage daily gain, faecal dry matter content and concentration of Lawsonia intracellularis in faeces

      Pedersen, Ken Steen, Skrubel, R., Stege, Helle, Angen, Ø., Ståhl, M., Hjulsager, C. K., Larsen, L. E. & Nielsen, Jens Peter, 2012, In: Acta Veterinaria Scandinavica (Online). 54, 58, 7 p.

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

    104. Published

      Association between faecal load of Lawsonia intracellularis and pathological findings of proliferative enteropathy in pigs with diarrhoea

      Pedersen, Ken Steen, Ståhl, M., Guedes, R. M. C., Angen, Ø., Nielsen, Jens Peter & Jensen, Tim Kåre, 2012, In: B M C Veterinary Research. 8, 7 p., 198.

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

    105. Published

      Demonstration of non-specific colitis and increased crypt depth in colon of weaned pigs with diarrhea

      Pedersen, Ken Steen, Kristensen, C. S. & Nielsen, Jens Peter, 2012, In: Veterinary Quarterly. 32, 1, p. 45-49 5 p.

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

    106. Published

      Farm-specific lineages of methicillin-resistant Staphyloccus aureus clonal complex 398 in Danish pig farms

      Espinosa-Gongora, C., Larsen, J., Moodley, Arshnee, Nielsen, Jens Peter, Skov, R. L., Andreasen, M. & Guardabassi, Luca, 2012, In: Epidemiology and Infection. 140, 10, p. 1794-1799 6 p.

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

    107. Published

      Farm-specific lineages of methicillin-resistant Staphylococcus aureus clonal complex 398 in Danish pig farms

      Espinosa-Gongora, C., Larsen, J., Moodley, Arshnee, Nielsen, Jens Peter, Skov, R. L., Andreasen, M. & Guardabassi, Luca, 2012, In: Epidemiology and Infection. 140, 10, p. 1794-1799 6 p.

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

    108. Published

      Longitudinal study on transmission of MRSA CC398 within pig herds

      Broens, E. M., Espinosa-Gongora, C., Graat, E. A. M., Vendrig, N., Wolf, P. J. V. D., Guardabassi, Luca, Butaye, P., Nielsen, Jens Peter, Jong, M. C. M. D. & Giessen, A. W. V. D., 2012, In: B M C Veterinary Research. 8, 58, 10 p.

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

    109. 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

    110. 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

    111. 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

    112. 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

    113. 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

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