Peter Østrup Jensen

Peter Østrup Jensen

Associate Professor

Member of:


    1. Published

      Biological Trojan horse: Antigen 43 provides specific bacterial uptake and survival in human neutrophils

      Fexby, S., Bjarnsholt, Thomas, Jensen, Peter Østrup, Roos, V., Høiby, Niels, Givskov, Michael & Klemm, P., 2006, In: Infection and Immunity. 75, 1, p. 30-4 4 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    2. Published

      The inflamed sputum in lower respiratory tract infection: l-lactate levels are correlated to neutrophil accumulation

      Fredman, G., Kolpen, Mette, Hertz, F. B., Petersen, P. T., Jensen, A. V., Baunbæk-Egelund, G., Ravn, Pernille, Jensen, Peter Østrup & Faurholt-Jepsen, Daniel, 2019, In: APMIS. 127, 2, p. 72-79

      Research output: Contribution to journalJournal articleResearchpeer-review

    3. Published

      Modelling of ciprofloxacin killing enhanced by hyperbaric oxygen treatment in Pseudomonas aeruginosa PAO1 biofilms

      Gade, P. A. V., Olsen, T. B., Jensen, Peter Østrup, Kolpen, Mette, Høiby, Niels, Henneberg, K. Å. & Sams, T., 2018, In: PLoS ONE. 13, 6, 16 p., e0198909.

      Research output: Contribution to journalJournal articleResearchpeer-review

    4. Published

      Use of Oxygen Therapies in Wound Healing: Focus on Topical and Hyperbaric Oxygen Treatment

      Gottrup, F., Dissemond, J., Baines, C., Frykberg, R., Jensen, Peter Østrup, Kot, J., Kröger, K. & Longobardi, P., 1 May 2017, In: Journal of Wound Care. 26, Sup5, p. S1-S43

      Research output: Contribution to journalJournal articleResearchpeer-review

    5. Published

      Inflammation in Achromobacter xylosoxidans infected cystic fibrosis patients

      Hansen, C. R., Pressler, T., Nielsen, K. G., Jensen, Peter Østrup, Bjarnsholt, Thomas & Høiby, Niels, 1 Jan 2010, In: Journal of Cystic Fibrosis. 9, 1, p. 51-58 8 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    6. Published

      Soluble ICAM-1 is modulated by hyperbaric oxygen treatment and correlates with disease severity and mortality in patients with necrotizing soft-tissue infection

      Hedetoft, M., Moser, Claus Ernst, Jensen, Peter Østrup, Vinkel, J. & Hyldegaard, Ole, 2021, In: Journal of Applied Physiology. 130, 3, p. 729-736 8 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    7. Published

      Hyperbaric oxygen treatment impacts oxidative stress markers in patients with necrotizing soft-tissue infection

      Hedetoft, M., Jensen, Peter Østrup, Moser, Claus Ernst, Vinkel, J. & Hyldegaard, Ole, 2021, In: Journal of Investigative Medicine. 69, 7, p. 1330-1338

      Research output: Contribution to journalJournal articleResearchpeer-review

    8. Published

      Plasmodium falciparum avoids change in erythrocytic surface expression of phagocytosis markers during inhibition of nitric oxide synthase activity

      Hempel, C., Kohnke, H., Maretty, L., Jensen, Peter Østrup, Staalsø, Trine & Kurtzhals, Jørgen, Nov 2014, In: Molecular and Biochemical Parasitology. 198, 1, p. 29-36 8 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    9. Published

      Erratum: Novel mouse model of chronic Pseudomonas aeruginosa lung infection mimicking cystic fibrosis (Infection and Immunity (2005) 73, 4 (2504-2514))

      Hoffmann, N., Rasmussen, T. B., Jensen, Peter Østrup, Stub, C., Hentzer, M., Molin, S., Ciofu, Oana, Givskov, Michael, Johansen, Helle Krogh & Høiby, Niels, Aug 2005, In: Infection and Immunity. 73, 8, p. 5290 1 p.

      Research output: Contribution to journalComment/debateResearchpeer-review

    10. Published

      Novel mouse model of chronic Pseudomonas aeruginosa lung infection mimicking cystic fibrosis

      Hoffmann, N., Rasmussen, T. B., Jensen, Peter Østrup, Stub, C., Hentzer, M., Molin, S., Ciofu, Oana, Givskov, Michael, Johansen, Helle Krogh & Høiby, Niels, 2005, In: Infection and Immunity. 73, 4, p. 2504-14 11 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    11. Published

      Diagnosis of biofilm infections in cystic fibrosis patients

      Høiby, Niels, Bjarnsholt, Thomas, Moser, Claus Ernst, Jensen, Peter Østrup, Kolpen, Mette, Qvist, T., Aanæs, Kasper, Pressler, T., Skov, M. & Ciofu, Oana, Apr 2017, In: A P M I S. Acta Pathologica, Microbiologica et Immunologica Scandinavica. 125, 4, p. 339-343 5 p.

      Research output: Contribution to journalReviewResearchpeer-review

    12. Published

      Pseudomonas aeruginosa Biofilms in the Lungs of Cystic Fibrosis Patients

      Høiby, Niels, Johansen, Helle Krogh, Moser, Claus Ernst, Ciofu, Oana, Jensen, Peter Østrup, Kolpen, Mette, Mandsberg, L., Givskov, Michael, Molin, S. & Bjarnsholt, Thomas, 2011, Biofilm Infections. Springer, p. 167-184 18 p.

      Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

    13. Published

      The clinical impact of bacterial biofilms

      Høiby, Niels, Ciofu, Oana, Johansen, Helle Krogh, Song, Z., Moser, Claus Ernst, Jensen, Peter Østrup, Molin, S., Givskov, Michael, Tolker-Nielsen, Tim & Bjarnsholt, Thomas, 2011, In: International Journal of Oral Science. 3, 2, p. 55-65

      Research output: Contribution to journalJournal articleResearchpeer-review

    14. Published

      Fremmedlegemeinfektioner--nyt om biofilm og quorum sensing.

      Høiby, Niels, Johansen, Helle Krogh, Ciofu, Oana, Jensen, Peter Østrup, Bjarnsholt, Thomas & Givskov, Michael, 2007, In: Ugeskrift for læger. 169, 48, p. 4163-6 3 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    15. Published

      Genetical analysis of all Danish patients diagnosed with chronic granulomatous disease

      Jakobsen, M. A., Katzenstein, T. L., Valerius, N. H., Roos, D., Fisker, N., Mogensen, T. H., Jensen, Peter Østrup & Barington, T., Nov 2012, In: Scandinavian Journal of Immunology. 76, 5, p. 505-11 7 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    16. Published

      Implants induce a new niche for microbiomes

      Jakobsen, Tim Holm, Eickhardt, S. R., Gheorghe, Alexandra Gabriella, Stenqvist, C., Sønderholm, M., Stavnsberg, C., Jensen, Peter Østrup, Odgaard, Anders, Whiteley, M., Moser, Claus Ernst, Hvolris, J., Hougen, H. P. & Bjarnsholt, Thomas, 1 Aug 2018, In: APMIS - Journal of Pathology, Microbiology and Immunology. 126, 8, p. 685-692 8 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    17. Published

      Ajoene, a sulfur-rich molecule from garlic, inhibits genes controlled by quorum sensing

      Jakobsen, Tim Holm, van Gennip, M., Phipps, R. K., Shanmugham, M. S., Hultqvist, Louise Dahl, Alhede, M., Skindersoe, M. E., Rasmussen, T. B., Friedrich, K., Uthe, F., Jensen, Peter Østrup, Moser, Claus Ernst, Nielsen, Kristian Fog, Eberl, L., Larsen, T. O., Tanner, D. A., Høiby, Niels, Bjarnsholt, Thomas, Givskov, Michael & Alhede, M., May 2012, In: Antimicrobial Agents and Chemotherapy. 56, 5, p. 2314-25 12 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    18. Published

      Complete genomic sequence of the CF pathogene Achromobacter xylosoxidans and in vitro biofilm formation

      Jakobsen, T. H., Hansen, M., Kerpedjiev, P., Hansen, L., Jensen, Peter Østrup, Hansen, C. R., Qvortrup, K., Givskov, M., Burmølle, M., Sørensen, S. J., Høiby, Niels & Bjarnsholt, Thomas, 2010. 0 p.

      Research output: Contribution to conferencePaperResearchpeer-review

    19. Published

      Complete genome sequence of the cystic fibrosis pathogen Achromobacter xylosoxidans NH44784-1996 complies with important pathogenic phenotypes

      Jakobsen, T. H., Hansen, M. A., Jensen, P. Ø., Hansen, L., Riber, L., Cockburn, A. P. I., Kolpen, M., Hansen, C. R., Ridderberg, W., Eickhardt-Sørensen, S. R., Hansen, M., Kerpedjiev, P., Alhede, M., Qvortrup, K., Burmølle, M., Moser, C. E., Kühl, M., Ciofu, O., Givskov, M., Sørensen, S. J. & 2 others, Høiby, Niels & Bjarnsholt, Thomas, 2013, In: P L o S One. 8, 7, 17 p., e68484.

      Research output: Contribution to journalJournal articleResearchpeer-review

    20. Published

      Targeting quorum sensing in Pseudomonas aeruginosa biofilms: current and emerging inhibitors

      Jakobsen, Tim Holm, Bjarnsholt, Thomas, Jensen, Peter Østrup, Givskov, Michael & Høiby, Niels, Jul 2013, In: Future Microbiology. 8, 7, p. 901-21 21 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    21. 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 journalJournal articleResearchpeer-review

    22. Published

      Flow cytometric measurement of RNA synthesis using bromouridine labelling and bromodeoxyuridine antibodies

      Jensen, Peter Østrup, Larsen, J., Christiansen, J. & Larsen, J. K., 1993, In: Cytometry. 14, 4, p. 455-8 4 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    23. Published

      Discrimination of bromodeoxyuridine labelled and unlabelled mitotic cells in flow cytometric bromodeoxyuridine/DNA analysis

      Jensen, Peter Østrup, Larsen, J. K., Christensen, I. J. & van Erp, P. E., 1 Feb 1994, In: Cytometry. 15, 2, p. 154-61 8 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    24. Published

      Analysis of RNA synthesis by cytometry

      Jensen, Peter Østrup, Larsen, J. & Larsen, J. K., 2001, Analysis of RNA synthesis by cytometry. Vol. 64. p. 129-38 10 p. (Methods in Cell Biology).

      Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

    25. 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 journalJournal articleResearchpeer-review

    26. 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 journalJournal articleResearchpeer-review

    27. 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 journalJournal articleResearchpeer-review

    28. Published

      Report from Eurobiofilms 2011

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

      Research output: Contribution to journalJournal articleResearchpeer-review

    29. 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 journalJournal articleResearchpeer-review

    30. 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 proceedingBook chapterResearchpeer-review

    31. 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 conferenceConference abstract for conferenceResearchpeer-review

    32. 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 journalJournal articleResearchpeer-review

    33. 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 journalEditorialResearchpeer-review

    34. 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 journalJournal articleResearchpeer-review

    35. 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 journalJournal articleResearchpeer-review

    36. 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 proceedingBook chapterResearchpeer-review

    37. 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 journalReviewResearchpeer-review

    38. 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 journalJournal articleResearchpeer-review

    39. 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 journalJournal articleResearchpeer-review

    40. 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 journalJournal articleResearchpeer-review

    41. 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 journalJournal articleResearchpeer-review

    42. 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 journalJournal articleResearchpeer-review

    43. 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 journalJournal articleResearchpeer-review

    44. 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 journalJournal articleResearchpeer-review

    45. 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 journalJournal articleResearchpeer-review

    46. 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 journalJournal articleResearchpeer-review

    47. 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 journalJournal articleResearchpeer-review

    48. 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 journalJournal articleResearchpeer-review

    49. 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 journalJournal articleResearchpeer-review

    50. 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 journalJournal articleResearchpeer-review

    ID: 20166228