Ole Lerberg Nielsen

Research output

Research output per year 1991 2010 2013 2019

• 66 Journal article
• 16 Poster
• 14 Conference abstract for conference
• 10 Conference abstract in proceedings
• 24 More
  • 7 Paper
  • 6 Conference abstract in journal
  • 4 Article in proceedings
  • 3 Book
  • 3 Book chapter
  • 1 Patent

Research output per year

Research output per year

Search results

• 2012

  Local osteogenic expression of cyclooxygenase-2 and systemic response in porcine models of osteomyelitis

  Johansen, L. K., Iburg, T. M., Nielsen, O. L., Leifsson, P. S., Dahl-Pedersen, K., Koch, J., Frees, D., Aalbæk, B., Heegaard, P. M. H. & Jensen, H. M. E., Mar 2012, In: Prostaglandins & Other Lipid Mediators. 97, 3-4, p. 103-108 6 p.

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

  • Systemic Response 100%
  • Osteomyelitis 100%
  • Cyclooxygenase-2 100%
  • Porcine Model 100%
  • Pig 100%
  6 Citations (Scopus)

• Pathology and biofilm formation in a porcine model of staphylococcal osteomyelitis

  Johansen, L. K., Koch, J., Frees, D., Aalbæk, B., Nielsen, O. L., Leifsson, P. S., Iburg, T. M., Svalastoga, E., Buelund, L. E., Bjarnsholt, T., Høiby, N. & Jensen, H. E., Aug 2012, In: Journal of Comparative Pathology. 147, 2-3, p. 343-353 11 p.

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

  • Biofilm Formation 100%
  • Osteomyelitis 100%
  • Porcine Model 100%
  • Pig 100%
  • Staphylococcus Aureus 75%
  21 Citations (Scopus)

• Pure natural orifice transluminal endoscopic surgery (NOTES) with ultrasonography-guided transgastric access and over-the-scope-clip closure: a porcine feasibility and survival study

  Donatsky, A. M., Andersen, L., Nielsen, O. L., Holzknecht, B., Vilmann, P., Meisner, S., Jørgensen, L. & Rosenberg, J., Jul 2012, In: Surgical Endoscopy. 26, 7, p. 1952-1962 11 p.

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

  • Echography 100%
  • Natural Orifice Translumenal Endoscopic Surgery 100%
  • Over-the-scope Clip 100%
  • Transgastric Access 100%
  • Autopsy 60%
  18 Citations (Scopus)

• The impact of Staphylococcus aureus concentration on the development of pulmonary lesions and cytokine expression after intravenous inoculation of pigs

  Sørensen, K. E., Skovgaard, K., Heegaard, P. M. H., Jensen, H. E., Nielsen, O. L., Leifsson, P. S., Olsen, H. G., Aalbæk, B., Kristensen, A. T., Kjelgaard-Hansen, M., Wiinberg, B. & Iburg, T. M., Nov 2012, In: Veterinary Pathology. 49, 6, p. 950-962 13 p.

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

  • Pulmonary Lesions 100%
  • Staphylococcus Aureus 100%
  • Cytokine Expression 100%
  • Intravenous Inoculation 100%
  • Lung Lesion 100%
  7 Citations (Scopus)

  1580 Downloads (Pure)

• The use of sequential organ failure assessment parameters in an awake porcine model of severe Staphylococcus aureus sepsis

  Sørensen, K. E., Nielsen, O. L., Birck, M. M., Sørensen, D. B., Leifsson, P. S., Jensen, H. E., Aalbæk, B., Kristensen, A. T., Wiinberg, B., Kjelgaard-Hansen, M., Heegaard, P. M. H. & Iburg, T. M., Nov 2012, In: A P M I S. Acta Pathologica, Microbiologica et Immunologica Scandinavica. 120, 11, p. 909-921 13 p.

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

  • Sepsis 100%
  • Staphylococcal Bacteremia 100%
  • Porcine Model 100%
  • Staphylococcus aureus 100%
  • Staphylococcus Aureus Sepsis 100%
  16 Citations (Scopus)
• 2011

  Acute neurological signs as the predominant clinical manifestation in four dogs with Angiostrongylus vasorum infections in Denmark

  Gredal, H. B., Willesen, J., Jensen, H. M. E., Nielsen, O. L., Kristensen, A. T., Koch, J., Kirk, R. K., Pors, S. E., Skerritt, G. C. & Berendt, M., 28 Jun 2011, In: Acta Veterinaria Scandinavica (Online). 53, 43, 8 p.

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

  • Clinical Manifestations 100%
  • Angiostrongylus Vasorum 100%
  • Neurological Signs 100%
  • Denmark 100%
  • Angiostrongyliasis 100%
  25 Citations (Scopus)

  939 Downloads (Pure)

• A porcine model of acute, haematogenous, localized osteomyelitis due to Staphylococcus aureus: a pathomorphological study

  Johansen, L. K., Frees, D., Aalbæk, B., Koch, J., Iburg, T. M., Nielsen, O. L., Leifsson, P. S. & Jensen, H. M. E., Feb 2011, In: APMIS : Acta pathologica, microbiologica et immunologica Scandinavica. Supplementum. 119, 2, p. 111-118 8 p.

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

  26 Citations (Scopus)

• A rat model for embolic encephalitis

  Astrup, L. B., Rasmussen, R. S., Aalbæk, B., Agerholm, J. S., Johansen, F. F., Leifsson, P. S., Jensen, H. M. E., Nielsen, O. L. & Iburg, T. M., 17 Jun 2011. 1 p.

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

• Exonization of a LINE1 fragment implicated in X-linked hypohidrotic ectodermal dysplasia in cattle

  Karlskov-Mortensen, P., Cirera Salicio, S., Nielsen, O. L., Arnbjerg, J., Reibel, J., Fredholm, M. & Agerholm, J. S., Dec 2011, In: Animal Genetics. 42, 6, p. 578-584 7 p.

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

  • Ectodermal Dysplasia 100%
  • Exonization 100%
  • Cattle 100%
  • Dysplasia 100%
  • Bovine 100%
  8 Citations (Scopus)

• Is human sequential organ failure assessment (SOFA) scoring applicable in a porcine model of severe Staphylococcus aureus sepsis?

  Sørensen, K. E., Nielsen, O. L., Birck, M. M., Sørensen, D. B., Leifsson, P. S., Jensen, H. M. E., Aalbæk, B., Kristensen, A. T., Wiinberg, B., Kjelgaard-Hansen, M., Heegaard, P. M. H. & Iburg, T. M., 2011. 1 p.

  Research output: Contribution to conference › Poster › Research

• Is human sequential organ failure assessment scoring applicable in a porcine model of severe Staphylococcus aureus sepsis?

  Sørensen, K. E., Nielsen, O. L., Birck, M. M., Sørensen, D. B., Leifsson, P. S., Jensen, H. M. E., Aalbæk, B., Kristensen, A. T., Wiinberg, B., Kjelgaard-Hansen, M., Heegaard, P. M. H. & Iburg, T. M., 2011, SEPSIS 2011 Beijing: symposium program & abstract book. p. s27 1 p.

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

• Necropsy of the dog and the cat

  Nielsen, O. L., 2011, Necropsy: a handbook and atlas. Jensen, H. E. (ed.). Biofolia, p. 107-134 28 p.

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

• Plates

  Jensen, H. M. E., Nielsen, O. L. & Leifsson, P. S., 2011, Necropsy : a handbook and atlas. Jensen, H. E. (ed.). Biofolia, p. 279-288 10 p.

  Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
• 2010

  An investigation of the pathology and pathogens associated with porcine respiratory disease complex in Denmark

  Hansen, M. S., Pors, S. E., Jensen, H. M. E., Bille-Hansen, V., Bisgaard, M., Flachs, E. M. & Nielsen, O. L., Aug 2010, In: Journal of Comparative Pathology. 143, 2-3, p. 1-12 12 p.

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

  • Porcine Respiratory Disease Complex 100%
  • Bronchopneumonia 50%
  • Porcine Circovirus Type 2 33%
  • Mycoplasma Hyopneumoniae 33%
  • Porcine Circovirus 2 33%
  120 Citations (Scopus)

• A non-traumatic Staphylococcus aureus osteomyelistis model in pigs

  Jensen, H. M. E., Nielsen, O. L., Agerholm, J. S., Iburg, T. M., Johansen, L. K., Johannesson, E., Møller, M., Jahn, L., Munk, L., Aalbæk, B. & Leifsson, P. S., 2010, In: In Vivo. 24, p. 257-264 8 p.

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

  • Non-traumatic 100%
  • Staphylococcus aureus 100%
  • Osteomyelitis 60%
  • Microabscess 40%
  • Hematogenous Spread 40%
  38 Citations (Scopus)

• Brain infection following experimental Staphylococcus aureus sepsis in pigs

  Astrup, L. B., Iburg, T. M., Nielsen, O. L., Jensen, H. E., Leifsson, P. S. & Agerholm, J. S., 2010, In: Journal of Comparative Pathology. 143, 4, p. 320 1 p., O3.

  Research output: Contribution to journal › Conference abstract in journal › Research

• Cytokine and acute phase protein mRNA expression in liver tissue from pigs with severe sepsis caused by intravenous inoculation of Staphylococcus aureus

  Nielsen, O. L., Olsen, H. G., Iburg, T. M., Jensen, H. E., Leifsson, P. S., Agerholm, J. S., Kjelgaard-Hansen, M., Wiinberg, B., Aalbæk, B., Heegaard, P. M. H. & Skovgaard, K., 2010. 1 p.

  Research output: Contribution to conference › Poster › Research

• Cytokine and acute phase protein mRNA expression in liver tissue from pigs with severe sepsis caused by intravenous inoculation of Staphylococcus aureus

  Nielsen, O. L., Olsen, H. G., Iburg, T. M., Jensen, H. M. E., Leifsson, P. S., Agerholm, J. S., Kjelgaard-Hansen, M., Wiinberg, B., Aalbæk, B., Heegaard, P. M. H. & Skovgaard, K., 2010.

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

• Intestinal pathology in pigs with Staphylococcus aureus induced sepsis- a pilot study

  Iburg, T. M., Tryggvadóttir, V., Frandsen, G., Sørensen, K. E., Jensen, H. E., Leifsson, P. S. & Nielsen, O. L., 2010, Proceedings for the 34th NSVP Symposium and Meeting in Oslo June 10th-12th 2010. p. 22 1 p.

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

  5 Downloads (Pure)

• Intravenous inoculation of Staphylococcus aureus in pigs induces severe sepsis as indicated by increased hypercoagulability and hepatic dysfunction

  Leifsson, P. S., Iburg, T. M., Jensen, H. M. E., Agerholm, J. S., Kjelgaard-Hansen, M., Wiinberg, B., Heegaard, P. M. H., Astrup, L. B., Olsson, A. E., Skov, M. G., Aalbæk, B. & Nielsen, O. L., Aug 2010, In: FEMS Microbiology Letters. 309, p. 208-216 9 p.

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

  • Hypercoagulability 100%
  • C-reactive Protein 100%
  • Bacteriology 100%
  • Infected pigs 100%
  • Hepatic Dysfunction 100%
  28 Citations (Scopus)

• Kødkontrol - det patoanatomiske grundlag

  Jensen, H. M. E., Leifsson, P. S., Nielsen, O. L., Agerholm, J. S. & Iburg, T. M., 2010, 2. ed. Biofolia. 831 p.

  Research output: Book/Report › Book › Education

• Macroscopic and microscopic lesions in pigs with experimentally induced non-bacterial thrombotic endocarditis

  Christiansen, J. K. G., Jensen, H. E., Nielsen, O. L., Iburg, T. M., Koch, J. & Leifsson, P. S., 2010. 1 p.

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

  12 Downloads (Pure)

• Macroscopic and microscopic lesions in pigs with experimentally induced non-bacterial thrombotic endocarditis

  Christiansen, J. K. G., Jensen, H. E., Nielsen, O. L., Iburg, T. M., Koch, J. & Leifsson, P. S., 2010. 1 p.

  Research output: Contribution to conference › Poster › Research

  5 Downloads (Pure)

• Occurrence and tissue distribution of porcine circovirus type 2 identified by immunohistochemistry in danish finishing pigs at slaughter

  Hansen, M. S., Pors, S. E., Bille-Hansen, V., Kjerulff, S. K. J. & Nielsen, O. L., Feb 2010, In: Journal of Comparative Pathology. 142, 2-3, p. 109-121 13 p.

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

  • Pigs at Slaughter 100%
  • Lymphoid Follicles 18%
  • Porcine Circovirus Type 2 Infections 18%
  • Postweaning multisystemic Wasting Syndrome 18%
  • Postweaning Multisystemic Wasting Syndrome 15%
  8 Citations (Scopus)

• Oligofructose induced polysynovitis in dairy cattle causes increase of synovial serum amyloid A (SAA)

  Danscher, A. M., Nielsen, O. L. & Andersen, P. H., 2010. 1 p.

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

• Polysynovitis after oligoofructose overload in dairy cattle

  Danscher, A. M., Enemark, H. L., Andersen, P. H., Aalbæk, B. & Nielsen, O. L., Feb 2010, In: Journal of Comparative Pathology. 142, 2-3, p. 129-138 10 p.

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

  • Dairy Cattle 100%
  • Oligofructose 100%
  • Heifers 100%
  • Tarsocrural Joint 80%
  • Dairy Heifer 40%
  20 Citations (Scopus)

• Pulmonary lesions following intravenous inoculation with a high concentration of Staphylococcus aureus in pigs

  Sørensen, K. E., Nielsen, O. L., Jensen, H. E., Leifsson, P. S. & Iburg, T. M., 2010, In: Journal of Comparative Pathology. 143, 4, p. 324 1 p.

  Research output: Contribution to journal › Conference abstract in journal › Research › peer-review

  32 Downloads (Pure)

• Pulmonary Lesions Following intravenous Inoculation With a High concentration of Staphylococcus aureus in Pigs

  Sørensen, K. E., Nielsen, O. L., Jensen, H. E., Leifsson, P. S. & Iburg, T. M., 2010. 1 p.

  Research output: Contribution to conference › Poster › Research

  40 Downloads (Pure)

• X-linked hypohidrotic ectodermal dysplasia in a family of Holstein cattle

  Agerholm, J. S., Karlskov-Mortensen, P., Nielsen, O. L., Erneholm, K. S. & Fredholm, M., 2010, Proceedings of the XXVI World Buiatrics Congress: Updates on Ruminant Production and Medicine. 1 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research › peer-review
• 2009

  A non-traumatic porcine model of acute staphylococcus aureus induced osteomyelitis

  Jensen, H. M. E., Nielsen, O. L., Aalbæk, B., Agerholm, J. S., Iburg, T. M., Johannesson, E., Møller, M., Johansen, L. K., Jahn, L., Munk, L. & Leifsson, P. S., 2009, Pathology today. p. 83 1 p.

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

• A pig model of acute Staphylococcus aureus induced pyemia

  Nielsen, O. L., Iburg, T. M., Aalbæk, B., Leifsson, P. S., Agerholm, J. S., Heegaard, P. M. H., Boye, M., Simon, S., Jensen, K. B., Christensen, S., Melsen, K., Bak, A. K., Backman, E. R., Jørgensen, M. H., Groegler, D., Jensen, A. L., Kjelgaard-Hansen, M. & Jensen, H. M. E., 2009, In: Acta Veterinaria Scandinavica (Online Edition). 51, 14, 8 p.

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

  26 Citations (Scopus)

  1927 Downloads (Pure)

• Cirkulationsforstyrrelse i testikel på nyimporteret hingst

  Andersen, S. A., Sørensen, J. N., Nielsen, O. L., Olsen, H. G. & Lehn-Jensen, H., 2009. 1 p.

  Research output: Contribution to conference › Poster › Research

• 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, H., Petersen, A., Larsen, J. & Bisgaard, M., 2009. 1 p.

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

  10 Downloads (Pure)

• Detection of porcine circovirus 2 and viral replication in primary lymhoid organs from naturally and experimentally infected pigs

  Nielsen, O. L., 2009.

  Research output: Contribution to conference › Poster › Research

• Induction of severe Staphylococcus aureus sepsis in pigs

  Iburg, T. M., Leifsson, P. S., Kjelgaard-Hansen, M., Heegaard, P. M. H., Wiinberg, B., Aalbæk, B., Olsson, A. E., Hansen, M. G. S., Thomsen, L. B., Jensen, H. E., Agerholm, J. S. & Nielsen, O. L., 2009, SEPSIS 2009: Book of abstracts. p. S17-S18 2 p.

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

  45 Downloads (Pure)

• Induction of severe Staphylococcus aureus sepsis in pigs.

  Iburg, T. M., Leifsson, P. S., Kjelgaard-Hansen, M., Heegaard, P. M. H., Wiinberg, B., Aalbæk, B., Olsson, A. E., Hansen, M. G. S., Thomsen, L. B., Jensen, H. M. E., Agerholm, J. S. & Nielsen, O. L., 2009.

  Research output: Contribution to conference › Poster › Research

• Staphylococcus aureus osteomyelitis: a novel porcine model

  Johansen, L. K., Jensen, H. E., Nielsen, O. L., Agerholm, J. S., Iburg, T. M., Aalbæk, B. & Leifsson, P. S., 2009. 1 p.

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

  3 Downloads (Pure)
• 2008

  Detection of porcine circovirus 2 and viral replication in primary lymphoid organs from naturally and experimentally infected pigs

  Hansen, M. S., Nielsen, O. L., Fernandes, L., Llorenc, G. R. & Segales, H., 2008. 1 p.

  Research output: Contribution to conference › Poster › Research

• Inflammatory reactions in lung tissue of pigs infected with Pasteurella multocida: An immunohistochemical study

  Pors, S. E., Iburg, T., Hansen, M. S., Nielsen, O. L., Bisgaard, M. & Jensen, H. M. E., 2008, European Society of Veterinary Pathology: Programme and book of abstracts. p. 191 1 p.

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

• Investigation of chicken intestinal bacterial communities by 16S rRNA targeted fluorescence in situ hybridization

  Olsen, K. N., Henriksen, M. M. M., Bisgaard, M., Nielsen, O. L. & Christensen, H., 2008, In: Antonie van Leeuwenhoek. International Journal of General and Molecular Microbiology. 94, 3, p. 423-437 15 p.

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

  19 Citations (Scopus)

• Polysynovitis after oligofructose overload in cattle

  Danscher, A. M., Thøfner, M. B., Jacobsen, S. & Nielsen, O. L., 2008, In: Series D. 5, p. 258-260 3 p.

  Research output: Contribution to journal › Conference abstract in journal › Research
• 2007

  An experimental porcine model of acute staphylococcus aureus septicaemia

  Leifsson, P. S., Nielsen, O. L., Iburg, T., Agerholm, J., Aalbæk, B., Jensen, A. L. & Jensen, H. M. E., 2007. 1 p.

  Research output: Contribution to conference › Poster › Research

• Anti porcine surfactant protein D antibody clone 1.7

  Nielsen, O. L. (Inventor), Sørensen, C. M. (Inventor), Holmskov, U. (Inventor) & Heegaard, P. (Inventor), 2007

  Research output: Patent

• Characterisation of alveolar polyps associated with bronchopneumonia in Danish finishing pigs at slaughter

  Hansen, M. S., Pors, S. E. & Nielsen, O. L., 2007. 1 p.

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

• Detection of porcine circovirus type 2 and viral replication in primary lymphoid organs from postweaning multisystemic wasting syndrome affected pigs

  Hansen, M. S., Nielsen, O. L., Roma, L. G. & Segalés, J., 2007, European Society of Veterinary Pathology: 26th meeting. p. 109 1 p.

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

• Gender-dependent physiological implications of combined PAI-1 and TIMP-1 gene deficiency characterized in a mouse model

  Harslund, J. L. F., Nielsen, O. L., Brünner, N. & Offenberg, H. K., 2007, In: American Journal of Physiology: Regulatory, Integrative and Comparative Physiology. 293, 4, p. R1630-R1639 10 p.

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

  11 Citations (Scopus)

• Ledhævelse ved akut laminitis - ses det også hos hest?

  Danscher, A. M., Nielsen, O. L., Jacobsen, S. & Thøfner, M. B., 2007. 1 p.

  Research output: Contribution to conference › Poster › Communication
• 2006

  Anti microbial activity of porcine SP-D in the lungs of pigs

  Nielsen, O. L., Sørensen, C. M., Holmskov, U., Aalbæk, B., Boye, M. & Heegaard, P. M., 2006, Proceedings of the 19th IPVS Congress. p. 294 1 p.

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

• Comparison of B-mode and Doppler ultrasonographic findings with histologic features of benign and malignant mammary tumors in dogs

  Nyman, H. T. A., Nielsen, O. L., McEvoy, F., Lee, M. H., Martinussen, T., Hellmén, E. & Kristensen, A. T., 2006, In: American Journal of Veterinary Research. 67, 6, p. 985-991 7 p.

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

  22 Citations (Scopus)

• Comparison of B-mode and Doppler ultrasonographic findings with histologic features of benign and malignant superficial lymph nodes in dogs

  Nyman, H. T. A., Lee, M. H., McEvoy, F., Nielsen, O. L., Martinussen, T. & Kristensen, A. T., 2006, In: American Journal of Veterinary Research. 67, 6, p. 978-984 7 p.

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

  18 Citations (Scopus)