Peter Østrup Jensen

Peter Østrup Jensen

Associate Professor

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    ORCID: 0000-0003-1648-7186

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    1. Published

      Low efficacy of tobramycin in experimental Staphylococcus aureus endocarditis

      Lerche, C. J., Christophersen, L. J., Trøstrup, H., Thomsen, K., Jensen, Peter Østrup, Hougen, H. P., Bundgaard, H., Høiby, Niels & Moser, C., 1 Dec 2015, In: European Journal of Clinical Microbiology & Infectious Diseases. 34, 12, p. 2349-2357 9 p.

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

    2. Published

      Hyperbaric oxygen treatment augments tobramycin efficacy in experimental staphylococcus aureus endocarditis

      Lerche, C. J., Christophersen, L. J., Kolpen, Mette, Nielsen, P. R., Trøstrup, H., Thomsen, K., Hyldegaard, Ole, Bundgård, Henning, Jensen, Peter Østrup, Høiby, Niels & Moser, Claus Ernst, 2017, In: International Journal of Antimicrobial Agents. 50, 3, p. 406-412

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

    3. Published

      Hyperbaric oxygen therapy augments ciprofloxacin effect against Pseudomonas aeruginosa biofilm infected chronic wounds in a mouse model

      Laulund, A. S., Schwartz, F. A., Christophersen, L., Kolpen, Mette, Jensen, Peter Østrup, Calum, Henrik Pierre, Høiby, Niels, Thomsen, K. & Moser, Claus Ernst, 2023, In: Biofilm. 5, 100100.

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

    4. Published

      High resolution DNA flow cytometry of boar sperm cells in identification of boars carrying cytogenetic aberrations

      Larsen, Jacob, Christensen, K., Larsen, J. K., Jensen, Peter Østrup, Gustavsson, I. & Christensen, I. J., Aug 2004, In: Theriogenology. 62, 3-4, p. 501-11 11 p.

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

    5. Published

      Flow cytometric analysis of RNA synthesis by detection of bromouridine incorporation

      Larsen, J. K., Jensen, Peter Østrup & Larsen, J., 2001, In: Current protocols in cytometry / editorial board, J. Paul Robinson, managing editor ... [et al.]. Chapter 7, p. Unit 7.12

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

    6. Published

      Oxygen restriction generates difficult-to-culture p. Aeruginosa

      Kvich, Lasse Andersson, Fritz, Blaine Gabriel, Crone, S., Kragh, K. N., Kolpen, Mette, Sønderholm, M., Andersson, M., Koch, A., Jensen, Peter Østrup & Bjarnsholt, Thomas, 2019, In: Frontiers in Microbiology. 10, AUG, 15 p., 1992.

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

    7. Published

      Incidence of Propionibacterium acnes in initially culture-negative thioglycollate broths: a prospective cohort study at a Danish University Hospital

      Kvich, Lasse Andersson, Jensen, Peter Østrup, Justesen, U. S. & Bjarnsholt, Thomas, Nov 2016, In: Clinical Microbiology and Infection. 22, 11, p. 941-945

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

    8. Published

      Polymorphonuclear leukocytes restrict growth of Pseudomonas aeruginosa in the lungs of cystic fibrosis patients

      Kragh, K. N., Alhede, M., Jensen, Peter Østrup, Moser, Claus Ernst, Scheike, Thomas, Jacobsen, C. S., Poulsen, Steen Seier, Eickhardt-Sørensen, S. R., Trostrup, H., Christoffersen, L., Hougen, H. P., Rickelt, L. F., Kühl, Michael, Høiby, Niels & Bjarnsholt, Thomas, 2014, In: Infection and Immunity. 82, 11, p. 4477-4486 10 p.

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

    9. Published

      Role of multicellular aggregates in biofilm formation

      Kragh, K. N., Hutchison, J. B., Melaugh, G., Rodesney, C., Roberts, A. E. L., Irie, Y., Jensen, Peter Østrup, Diggle, S. P., Allen, R. J., Gordon, V. & Bjarnsholt, Thomas, 22 Mar 2016, In: mBio. 7, 2, 11 p., e00237-16.

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

    10. Published

      Development of a rechargeable optical hydrogen peroxide sensor - sensor design and biological application

      Koren, K., Jensen, Peter Østrup & Kühl, Michael, 2016, In: Analyst. 141, 14, p. 4332-4339 8 p.

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

    11. Published

      Reinforcement of the bactericidal effect of ciprofloxacin on Pseudomonas aeruginosa biofilm by hyperbaric oxygen treatment

      Kolpen, Mette, Mousavi, N., Sams, T., Bjarnsholt, Thomas, Ciofu, Oana, Moser, Claus Ernst, Kühl, Michael, Høiby, Niels & Jensen, Peter Østrup, 2016, In: International Journal of Antimicrobial Agents. 47, 2, p. 163–167 5 p.

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

    12. Published

      Hyperbaric oxygen sensitizes anoxic Pseudomonas aeruginosa biofilm to ciprofloxacin

      Kolpen, Mette, Lerche, C. J., Kragh, K. N., Sams, T., Koren, K., Jensen, A. S., Line, L., Bjarnsholt, Thomas, Ciofu, Oana, Moser, Claus Ernst, Kühl, Michael, Høiby, Niels & Jensen, Peter Østrup, Nov 2017, In: Antimicrobial Agents and Chemotherapy. 61, 11, 9 p., e01024-17.

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

    13. Published

      Endotracheal lactate reflects lower respiratory tract infections and inflammation in intubated patients

      Kolpen, M., Dalby Sørensen, C., Faurholt-Jepsen, D., Hertz, Frederik Boëtius, Jensen, Peter Østrup & Bestle, Morten Heiberg, 2022, In: APMIS. 130, 8, p. 507-514

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

    14. Published

      Nitric oxide production by polymorphonuclear leukocytes in sputum from cystic fibrosis patients with chronic lung infection

      Kolpen, M., Bjarnsholt, Thomas, Moser, Claus Ernst, Hansen, C. R., Kühl, M., Høiby, Niels & Jensen, Peter Østrup, 2010. 0 p.

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

    15. Published

      Nitric oxide production by polymorphonuclear leukocytes in infected cystic fibrosis sputum consumes oxygen

      Kolpen, Mette, Bjarnsholt, Thomas, Moser, Claus Ernst, Hansen, C. R., Rickelt, L. F., Kühl, Michael, Hempel, C., Pressler, T., Høiby, Niels & Jensen, Peter Østrup, 2014, In: Clinical and Experimental Immunology. 177, 1, p. 310–319 10 p.

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

    16. Published

      Denitrification by cystic fibrosis pathogens - Stenotrophomonas maltophilia is dormant in sputum

      Kolpen, Mette, Kragh, K. N., Bjarnsholt, Thomas, Line, L., Hansen, C. R., Dalbøge, C. S., Hansen, N., Kühl, Michael, Høiby, Niels & Jensen, Peter Østrup, 2015, In: International Journal of Medical Microbiology. 305, 1, p. 1-10 10 p.

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

    17. Published

      Nitrous oxide production in sputum from cystic fibrosis patients with chronic Pseudomonas aeruginosa lung infection

      Kolpen, Mette, Kühl, Michael, Bjarnsholt, Thomas, Moser, Claus Ernst, Hansen, C. R., Liengaard, L., Kharazmi, A., Pressler, T., Høiby, Niels & Jensen, Peter Østrup, 2014, In: PLOS ONE. 9, 1, p. e84353 9 p.

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

    18. Published

      Polymorphonuclear leucocytes consume oxygen in sputum from chronic Pseudomonas aeruginosa pneumonia in cystic fibrosis

      Kolpen, Mette, Hansen, C. R., Bjarnsholt, Thomas, Moser, C., Hultqvist, Louise Dahl, van Gennip, M., Ciofu, Oana, Mandsberg, L., Kharazmi, A., Döring, G., Givskov, Michael, Høiby, Niels & Jensen, Peter Østrup, 1 Jan 2010, In: Thorax. 65, 1, p. 57-62 6 p.

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

    19. Published

      Bacterial biofilms predominate in both acute and chronic human lung infections

      Kolpen, M., Kragh, K. N., Enciso, J. B., Faurholt-Jepsen, D., Lindegaard, Birgitte, Egelund, G. B., Jensen, A. V., Ravn, Pernille, Mathiesen, I. H. M., Gheorghe, Alexandra Gabriella, Hertz, Frederik Boëtius, Qvist, T., Whiteley, M., Jensen, Peter Østrup & Bjarnsholt, Thomas, 2022, In: Thorax. 77, p. 1015–1022

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

    20. Published

      Biofilms of mycobacterium abscessus complex can be sensitized to antibiotics by disaggregation and oxygenation

      Kolpen, Mette, Jensen, Peter Østrup, Qvist, T., Kragh, K. N., Ravnholt, C., Fritz, Blaine Gabriel, Johansen, U. R., Bjarnsholt, Thomas & Høiby, Niels, 2020, In: Antimicrobial Agents and Chemotherapy. 64, 2, e01212.

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

    21. Published

      Prevalence of biofilms in acute infections challenges a longstanding paradigm

      Kolpen, M., Jensen, Peter Østrup, Faurholt-Jepsen, D. & Bjarnsholt, Thomas, 2022, In: Biofilm. 4, 100080.

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

    22. Published

      Increased bactericidal activity of colistin on Pseudomonas aeruginosa biofilms in anaerobic conditions

      Kolpen, Mette, Appeldorff, C. F., Brandt, S., Mousavi, N., Kragh, K. N., Aydogan, S., Uppal, H. A., Bjarnsholt, Thomas, Ciofu, Oana, Høiby, Niels & Jensen, Peter Østrup, Feb 2016, In: Pathogens and Disease. 74, 1, 7 p., ftv086.

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

    23. Published

      Bacterial biofilms predominate in both acute and chronic human lung infections

      Kolpen, Mette, Kragh, K. N., Enciso, J. B., Faurholt-Jepsen, D., Lindegaard, Birgitte, Egelund, G. B., Jensen, A. V., Ravn, P., Mathiesen, I. H. M., Gheorghe, Alexandra Gabriella, Hertz, Frederik Boëtius, Qvist, T., Whiteley, M., Jensen, Peter Østrup & Bjarnsholt, Thomas, 2022, In: European Respiratory Journal. Supplement. 60, Suppl. 66, 4.

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

    24. Published

      O-2 AFFECTS THE ACTIVITY OF AMIKACIN ON MYCOBACTERIUM ABSCESSUS BIOFILM

      Kolpen, M., Ravnholt, C., Qvist, T., Kragh, K., Fritz, Blaine Gabriel, Bjarnsholt, Thomas, Høiby, Niels & Jensen, Peter Østrup, Sep 2017, In: Pediatric Pulmonology. 52, S47, p. S359-S360 379.

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

    25. Published

      Staphylococcus aureus augments release of matrix metalloproteinase-8 from human polymorphonuclear leukocytes

      Kirketerp-Møller, K., Bjarnsholt, Thomas, Jensen, Peter Østrup & Ågren, Magnus, 2020, In: Acta Dermato-Venereologica. 100, 15, p. 1-2 2 p., adv00232.

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

    26. Published

      Distribution, organization, and ecology of bacteria in chronic wounds

      Kirketerp-Møller, K., Jensen, Peter Østrup, Fazli, M., Madsen, K. G., Pedersen, J., Moser, C., Tolker-Nielsen, Tim, Høiby, Niels, Givskov, Michael & Bjarnsholt, Thomas, 1 Aug 2008, In: Journal of Clinical Microbiology. 46, 8, p. 2717-22 6 p.

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

    27. Published

      Antimicrobial resistance of Pseudomonas aeruginosa in a cystic fibrosis population after introduction of a novel cephalosporin/β-lactamase inhibitor combination

      Katzenstein, T. L., Faurholt-Jepsen, D., Qvist, T., Jensen, Peter Østrup, Pressler, T., Johansen, Helle Krogh & Kolpen, Mette, 2023, In: APMIS. 131, 8, p. 419-425

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

    28. Published

      Probiotic Lactobacillus reuteri has antifungal effects on oral Candida species in vitro

      Jørgensen, Mette Rose, Kragelund, C., Jensen, Peter Østrup, Keller, M. K. & Twetman, Svante, 2017, In: Journal of Oral Microbiology. 9, 1, 8 p., 1274582.

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

    29. Published

      Lactobacillus rhamnosus strains of oral and vaginal origin show strong antifungal activity in vitro

      Jørgensen, Mette Rose, Rikvold, P. T., Lichtenberg, Mads, Jensen, Peter Østrup, Kragelund, C. & Twetman, Svante, 2020, In: Journal of Oral Microbiology. 12, 1, 8 p., 1832832.

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

    30. Published

      Sublethal ciprofloxacin treatment leads to rapid development of high-level ciprofloxacin resistance during long-term experimental evolution of Pseudomonas aeruginosa

      Jørgensen, K. M., Wassermann, T., Jensen, Peter Østrup, Hengzuang, W., Molin, S., Høiby, Niels & Ciofu, Oana, Sep 2013, In: Antimicrobial Agents and Chemotherapy. 57, 9, p. 4215-21 7 p.

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

    31. Published

      Exhaled breath analysis using electronic nose in cystic fibrosis and primary ciliary dyskinesia patients with chronic pulmonary infections

      Joensen, O., Paff, T., Haarman, E. G., Skovgaard, I. M., Jensen, Peter Østrup, Bjarnsholt, Thomas & Nielsen, Kim G., 2014, In: PLOS ONE. 9, 12, p. 1-15 15 p., e115584.

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

    32. Published

      “The standard procedure” for Investigation of Oral Neutrophils in Oral Diseases

      Jensen, Peter Østrup, Rikvold, P. D., Larsen, Kristine Røn, Jørgensen, Mette Rose & Kragelund, C., 2023, In: International Journal of Dentistry. 2023, 6 p., 1308326.

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

    33. Published

      Innate Immune Response to Infectious Biofilms

      Jensen, Peter Østrup & Moser, Claus Ernst, 2010, Biofilm Infections. Bjarnsholt, T., Moser, C. E., Jensen, P. Ø. & Høiby, N. (eds.). 1st ed. New York, NY, US, p. 185-200 16 p.

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

    34. Published

      Nitric oxide production by polymorphonuclear leukocytes in sputum from CF patients with chronic lung infection

      Jensen, Peter Østrup, Kolpen, M., Bjarnsholt, Thomas, Moser, Claus Ernst, Hansen, C. R., Pressler, T. & Høiby, Niels, 2010. 0 p.

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

    35. E-pub ahead of print

      Bacterial aerobic respiration is a major consumer of oxygen in sputum from patients with acute lower respiratory tract infection

      Jensen, Peter Østrup, Olsen, P., Dungu, A. M., Egelund, G. B., Jensen, A. V., Ravn, P., Lindegaard, Birgitte, Hertz, Frederik Boëtius, Bjarnsholt, Thomas, Faurholt-Jepsen, D. & Kolpen, Mette, 2024, (E-pub ahead of print) In: APMIS.

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

    36. Published

      Misleading mental models: Ceci n’est pas un biofilm

      Jensen, Peter Østrup & Rumbaugh, K., 2021, In: APMIS. 129, 10, p. 577-578 2 p.

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

    37. Published

      Rapid necrotic killing of polymorphonuclear leukocytes is caused by quorum-sensing-controlled production of rhamnolipid by Pseudomonas aeruginosa

      Jensen, Peter Østrup, Bjarnsholt, Thomas, Phipps, R., Rasmussen, T. B., Calum, H., Christoffersen, L., Moser, C., Williams, P., Pressler, T., Givskov, Michael & Høiby, Niels, 2007, In: Microbiology. 153, Pt 5, p. 1329-38 9 p.

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

    38. Published

      Formation of hydroxyl radicals contributes to the bactericidal activity of ciprofloxacin against Pseudomonas aeruginosa biofilms

      Jensen, Peter Østrup, Briales, A., Brochmann, R. P., Wang, H., Kragh, K. N., Kolpen, Mette, Hempel, C., Bjarnsholt, Thomas, Høiby, Niels & Ciofu, Oana, 2014, In: Pathogens and Disease. 70, 3, p. 440-443 4 p.

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

    39. Published

      Hyperbaric Oxygen Treatment May Advance the Outcome of Antibiotic Treatment of Biofilm Infections

      Jensen, Peter Østrup, Møller, S. A., Stjernekilde, S., Olsen, P., Moser, Claus Ernst, Schwartz, F. A., Lerche, C. J., Høiby, Niels, Hyldegaard, Ole, Faurholt-jepsen, D. & Kolpen, Mette, 2022, Antibiofilm Strategies: Current and Future Applications to Prevent, Control and Eradicate Biofilms. Springer, p. 201-223 (Antibiofilm Strategies, Vol. 11).

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

    40. Published

      Microenvironmental characteristics and physiology of biofilms in chronic infections of CF patients are strongly affected by the host immune response

      Jensen, Peter Østrup, Kolpen, Mette, Kragh, K. N. & Kühl, Michael, 2017, In: A P M I S. Acta Pathologica, Microbiologica et Immunologica Scandinavica. 125, 4, p. 276–288 13 p.

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

    41. Published

      Faster activation of polymorphonuclear neutrophils in resistant mice during early innate response to Pseudomonas aeruginosa lung infection

      Jensen, Peter Østrup, Moser, Claus Ernst, Kobayashi, O., Hougen, H. P., Kharazmi, A. & Høiby, Niels, 2004, In: Clinical and Experimental Immunology. 137, 3, p. 478-485 8 p.

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

    42. Published

      The immune system vs. Pseudomonas aeruginosa biofilms

      Jensen, Peter Østrup, Givskov, Michael, Bjarnsholt, Thomas & Moser, C., 2010, In: FEMS Immunology and Medical Microbiology. 59, 3, p. 292-305 14 p.

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

    43. Published

      Increased sputum lactate during oral glucose tolerance test in cystic fibrosis

      Jensen, Peter Østrup, Nielsen, B. U., Kolpen, Mette, Pressler, T., Faurholt-Jepsen, D. & Mathiesen, I. H. M., 2022, In: APMIS. 130, 8, p. 535-539

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

    44. Published

      Increased serum concentration of G-CSF in cystic fibrosis patients with chronic Pseudomonas aeruginosa pneumonia

      Jensen, Peter Østrup, Moser, Claus Ernst, Kharazmi, A., Presler, T., Koch, C. & Høiby, Niels, Aug 2006, In: Journal of cystic fibrosis : official journal of the European Cystic Fibrosis Society. 5, 3, p. 145-51 7 p.

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

    45. Published

      Poor antioxidant status exacerbates oxidative stress and inflammatory response to Pseudomonas aeruginosa lung infection in Guinea Pigs

      Jensen, Peter Østrup, Lykkesfeldt, Jens, Bjarnsholt, Thomas, Hougen, H. P., Høiby, Niels & Ciofu, Oana, 2012, In: Basic & Clinical Pharmacology & Toxicology. 110, 4, p. 353-358 6 p.

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

    46. Published

      Report from Eurobiofilms 2011

      Jensen, Peter Østrup & Tolker-Nielsen, Tim, 2011, In: Future Microbiology. 6, 11, p. 1237-45

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

    47. Published

      Improving antibiotic treatment of bacterial biofilm by hyperbaric oxygen therapy: Not just hot air

      Jensen, Peter Østrup, Møller, S. A., Lerche, C. J., Moser, Claus Ernst, Bjarnsholt, Thomas, Ciofu, Oana, Faurholt-Jepsen, Daniel, Høiby, Niels & Kolpen, Mette, 2019, In: Biofilm. 1, 4 p., 100008.

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

    48. Published

      Immediate bromodeoxyuridine labelling of unseparated human bone marrow cells ex vivo is superior to labelling after routine laboratory processing

      Jensen, Peter Østrup, Mortensen, B. T., Christensen, I. J. & Larsen, J. K., Feb 1998, In: Cell Proliferation. 31, 1, p. 1-7 7 p.

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

    49. Published

      Flow cytometric measurement of RNA synthesis based on bromouridine labelling and combined with measurement of DNA content or cell surface antigen

      Jensen, Peter Østrup, Larsen, J. & Larsen, J. K., 1993, In: Acta Oncologica. 32, 5, p. 521-4 4 p.

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

    50. Published

      Increased cellular hypoxia and reduced proliferation of both normal and leukaemic cells during progression of acute myeloid leukaemia in rats

      Jensen, Peter Østrup, Mortensen, B. T., Hodgkiss, R. J., Iversen, P. O., Christensen, I. J., Helledie, N. & Larsen, J. K., Dec 2000, In: Cell Proliferation. 33, 6, p. 381-95 15 p.

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

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