Peter Østrup Jensen

Peter Østrup Jensen

Associate Professor

Member of:


    1. Published

      Interactions between polymorphonuclear leukocytes and Pseudomonas aeruginosa biofilms on silicone implants in vivo

      van Gennip, M., Hultqvist, Louise Dahl, Alhede, M., Qvortrup, Klaus, Jensen, Peter Østrup, Høiby, Niels, Givskov, Michael & Bjarnsholt, Thomas, Aug 2012, In: Infection and Immunity. 80, 8, p. 2601-2607 7 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    2. Published

      Lactate in cystic fibrosis sputum

      Bensel, T., Stotz, M., Borneff-Lipp, M., Wollschläger, B., Wienke, A., Taccetti, G., Campana, S., Meyer, K. C., Jensen, Peter Østrup, Lechner, U., Ulrich, M., Döring, G. & Worlitzsch, D., 2011, In: Journal of Cystic Fibrosis. 10, 1, p. 37-44 8 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    3. 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 journalJournal articleResearchpeer-review

    4. Published

      Markers of bone turnover are reduced in patients with CF related diabetes; the role of glucose

      Mathiesen, I. H., Hitz, Mette Friberg, Katzenstein, T. L., Oturai, P., Skov, M., Jørgensen, Niklas Rye, Jensen, Peter Østrup, Mikkelsen, C. R., Krogh-Madsen, Rikke, Pressler, T. & Faurholt-Jepsen, D., 2019, In: Journal of Cystic Fibrosis. 18, 3, p. 436-441

      Research output: Contribution to journalJournal articleResearchpeer-review

    5. Published

      Mechanisms of humoral immune response against Pseudomonas aeruginosa biofilm infection in cystic fibrosis

      Mauch, R. M., Jensen, Peter Østrup, Moser, Claus Ernst, Levy, C. E. & Høiby, Niels, 2018, In: Journal of cystic fibrosis : official journal of the European Cystic Fibrosis Society. 17, 2, p. 143-152

      Research output: Contribution to journalReviewResearchpeer-review

    6. 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

    7. 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

    8. 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

    9. Published

      Multiple roles of Pseudomonas aeruginosa TBCF10839 PilY1 in motility, transport and infection

      Bohn, Y. T., Brandes, G., Rakhimova, E., Horatzek, S., Salunkhe, P., Munder, A., van Barneveld, A., Jordan, D., Bredenbruch, F., Häussler, S., Riedel, K., Eberl, L., Jensen, Peter Østrup, Bjarnsholt, Thomas, Moser, C., Høiby, Niels, Tümmler, B. & Wiehlmann, L., 2008, In: Molecular Microbiology. 71, 3, p. 730-47 17 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    10. Published

      Neutrophil count in sputum is associated with increased sputum glucose and sputum L-lactate in cystic fibrosis

      Nielsen, B. U., Kolpen, M., Jensen, Peter Østrup, Katzenstein, T., Pressler, T., Ritz, C., Mathiesen, I. H. M. & Faurholt-Jepsen, D., 2020, In: P L o S One. 15, 9, 12 p., e0238524.

      Research output: Contribution to journalJournal articleResearchpeer-review

    11. 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 journalJournal articleResearchpeer-review

    12. 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

    13. 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 conferenceConference abstract for conferenceResearchpeer-review

    14. Published

      Nitric-oxide-driven oxygen release in anoxic Pseudomonas aeruginosa

      Lichtenberg, Mads, Line, L., Schrameyer, V., Jakobsen, Tim Holm, Rybtke, Morten Levin, Toyofuku, M., Nomura, N., Kolpen, Mette, Tolker-Nielsen, Tim, Kühl, Michael, Bjarnsholt, Thomas & Jensen, Peter Østrup, 2021, In: iScience. 24, 12, 103404.

      Research output: Contribution to journalJournal articleResearchpeer-review

    15. 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 journalJournal articleResearchpeer-review

    16. Published

      Novel experimental Pseudomonas aeruginosa lung infection model mimicking long-term host-pathogen interactions in cystic fibrosis

      Moser, C., Gennip, M. V., Bjarnsholt, Thomas, Jensen, Peter Østrup, Lee, B., Hougen, H. P., Calum, H., Ciofu, Oana, Givskov, Michael, Molin, S. & Høiby, Niels, 1 Feb 2009, In: Acta Pathologica Microbiologica et Immunologica Scandinavica. 117, 2, p. 95-107 13 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    17. 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

    18. 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 journalConference abstract in journalResearchpeer-review

    19. 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 journalJournal articleResearchpeer-review

    20. Published

      Permeability of commercial solvents through living human skin

      Ursin, C., Hansen, C. M., Van Dyk, J. W., Jensen, Peter Østrup, Christensen, I. J. & Ebbehoej, J., Jul 1995, In: Journal of Occupational and Environmental Hygiene. 56, 7, p. 651-60 10 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    21. Published

      Phenotype of non-attached Pseudomonas aeruginosa microclonies resembles attached biofilm, including reversible antibiotic tolerance

      Alhede, M., Qvortrup, K., Allesen-Holm, M., van Gennip, M., Christensen, L., Jensen, Peter Østrup, Nielsen, A., Tolker-Nielsen, T., Høiby, Niels, Givskov, M. C. & Bjarnsholt, Thomas, 2010. 0 p.

      Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

    22. Published

      Phenotypes of Non-Attached Pseudomonas aeruginosa Aggregates Resemble Surface Attached Biofilm

      Alhede, M., Kragh, K. N., Qvortrup, Klaus, Allesen-Holm, M., van Gennip, M., Hultqvist, Louise Dahl, Jensen, Peter Østrup, Nielsen, A. K., Parsek, M., Wozniak, D., Molin, S., Tolker-Nielsen, Tim, Høiby, Niels, Givskov, Michael & Bjarnsholt, Thomas, 2011, In: P L o S One. 6, 11, p. e27943

      Research output: Contribution to journalJournal articleResearchpeer-review

    23. Published

      Physiological levels of nitrate support anoxic growth by denitrification of Pseudomonas aeruginosa at growth rates reported in cystic fibrosis lungs and sputum

      Line, L., Alhede, M., Kolpen, Mette, Kühl, Michael, Ciofu, Oana, Bjarnsholt, Thomas, Moser, Claus Ernst, Toyofuku, M., Nomura, N., Høiby, Niels & Jensen, Peter Østrup, 2014, In: Frontiers in Microbiology. 5, 11 p., 554.

      Research output: Contribution to journalJournal articleResearchpeer-review

    24. 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

    25. 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 journalJournal articleResearchpeer-review

    26. 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 journalJournal articleResearchpeer-review

    27. 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

    28. Published

      Potential Advances of Adjunctive Hyperbaric Oxygen Therapy in Infective Endocarditis

      Lerche, C. J., Schwartz, F., Pries-Heje, M. M., Fosbøl, E. L., Iversen, Kasper, Jensen, Peter Østrup, Høiby, Niels, Hyldegaard, Ole, Bundgård, Henning & Moser, Claus Ernst, 2022, In: Frontiers in Cellular and Infection Microbiology. 12, 805964.

      Research output: Contribution to journalReviewResearchpeer-review

    29. 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 journalJournal articleResearchpeer-review

    30. 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

    31. Published

      Process for the manufacture of ajoene derivatives

      Bjarnsholt, Thomas, Høiby, Niels, Jensen, Peter Østrup, Phipps, R., Shanmugham, Meenakshi, S., Alhede, M., Hultqvist, Louise Dahl, Jakobsen, Tim Holm, Tanner, D., Larsen, Thomas, O. & Givskov, Michael, 14 Jun 2012, IPC No. C07C 323/ 65 A I, Patent No. WO2012076016, Priority date 8 Dec 2010, Priority No. EP20100194154

      Research output: Patent

    32. Published

      Pseudomonas aeruginosa biofilm aggravates skin inflammatory response in BALB/c mice in a novel chronic wound model

      Trøstrup, H., Thomsen, K., Christophersen, L. J., Hougen, H. P., Bjarnsholt, Thomas, Jensen, Peter Østrup, Kirkby, N., Calum, H., Høiby, Niels & Moser, Claus Ernst, Mar 2013, In: Wound Repair and Regeneration. 21, 2, p. 292-299 8 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    33. Published

      Pseudomonas aeruginosa biofilm infection in the smaller airways of BALB/c mice exacerbates pulmonary inflammation.

      Christophersen, L. J., Bjarnsholt, Thomas, Jensen, Peter Østrup, Damlund, D., Høiby, Niels & Moser, Claus Ernst, 2010. 1 p.

      Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

    34. Published

      Pseudomonas aeruginosa biofilms in the respiratory tract of cystic fibrosis patients

      Bjarnsholt, Thomas, Jensen, Peter Østrup, Fiandaca, M. J., Pedersen, J., Hansen, C. R., Andersen, C. B., Pressler, T., Givskov, Michael & Høiby, Niels, 1 Jun 2009, In: Pediatric Pulmonology. 44, 6, p. 547-58 12 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    35. Published

      Quorum sensing and virulence of Pseudomonas aeruginosa during lung infection of cystic fibrosis patients

      Bjarnsholt, Thomas, Jensen, Peter Østrup, Jakobsen, Tim Holm, Phipps, R., Nielsen, A. K., Rybtke, Morten Levin, Tolker-Nielsen, Tim, Givskov, Michael, Høiby, Niels, Ciofu, Oana & Scandinavian Cystic Fibrosis Study Consortium, S. C. F. S. C., 1 Jan 2010, In: PLoS ONE. 5, 4, p. e10115

      Research output: Contribution to journalJournal articleResearchpeer-review

    36. 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

    37. Published

      Reactive oxygen species inhibit catalytic activity of peptidylarginine deiminase

      Damgaard, D., Bjørn, M. E., Jensen, Peter Østrup & Nielsen, Claus Henrik, Dec 2017, In: Journal of Enzyme Inhibition and Medicinal Chemistry. 32, 1, p. 1203-1208 6 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    38. 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 journalLetterResearchpeer-review

    39. Published

      Relative contribution of Prevotella intermedia and Pseudomonas aeruginosa to lung pathology in airways of patients with cystic fibrosis

      Ulrich, M., Beer, I., Braitmaier, P., Dierkes, M., Kummer, F., Krismer, B., Schumacher, U., Gräpler-Mainka, U., Riethmüller, J., Jensen, Peter Østrup, Bjarnsholt, Thomas, Høiby, Niels, Bellon, G. & Döring, G., 1 Nov 2010, In: Thorax. 65, 11, p. 978-984 7 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    40. 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

    41. Published

      Revival of Krebs-Ringer balanced salt solution for the investigation of polymorphonuclear leukocytes and Pseudomonas aeruginosa biofilm interaction

      Bjarnsholt, Thomas, Jensen, Peter Østrup & Alhede, M., 2019, In: Pathogens and Disease. 77, 5, ftz052.

      Research output: Contribution to journalJournal articleResearchpeer-review

    42. 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 journalJournal articleResearchpeer-review

    43. Published

      S-phase induction by interleukin-6 followed by chemotherapy in patients with chronic lymphocytic leukemia and non-Hodgkin's lymphoma

      Brown, Peter de Nully, Diamant, M., Jensen, Peter Østrup, Geisler, C. H., Mortensen, B. T. & Nissen, N. I., Jul 1999, In: Leukemia and Lymphoma. 34, 3-4, p. 325-33 9 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    44. Published

      S-phase induction by interleukin-6 followed by chemotherapy in patients with refractory multiple myeloma

      de Nully Brown, P., Jensen, Peter Østrup, Diamant, M., Mortensen, B. T., Hovgaard, D., Gimsing, P. & Nissen, N. I., Nov 1998, In: Leukemia Research. 22, 11, p. 983-9 7 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    45. Published

      Selective recruitment of Th I cells induced by re-infection of succeptible and resistant mice with Pseudomonas aerugionosa in the lungs indicates protective role of IL-12.

      Moser, Claus Ernst, Jensen, Peter Østrup, Kobayashi, O., Hougen, H. P., Song, Z., Rygaard, J., Kharazmi, A. & Høiby, Niels, 2002, In: Clinical and Experimental Immunology. 127, 2, p. 206-213 8 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    46. Published

      Serum concentrations of GM-CSF and G-CSF correlate with the Th1/Th2 cytokine response in cystic fibrosis patients with chronic Pseudomonas aeruginosa lung infection

      Moser, Claus Ernst, Jensen, Peter Østrup, Pressler, T., Frederiksen, B., Lanng, S., Kharazmi, A., Koch, C. & Høiby, Niels, Jun 2005, In: APMIS : acta pathologica, microbiologica, et immunologica Scandinavica. 113, 6, p. 400-9 10 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    47. Published

      Silver against Pseudomonas aeruginosa biofilms

      Bjarnsholt, Thomas, Kirketerp-Møller, K., Kristiansen, S., Phipps, R., Nielsen, A. K., Jensen, Peter Østrup, Høiby, Niels & Givskov, Michael, 2007, In: Acta Pathologica Microbiologica et Immunologica Scandinavica. 115, 8, p. 921-8 8 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    48. 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

    49. 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

    50. Published

      Summary and Perspectives

      Bjarnsholt, Thomas, Jensen, Peter Østrup, Moser, Claus Ernst & Høiby, Niels, 2010, Biofilm Infections. Bjarnsholt, T., Moser, C. E., Jensen, P. Ø. & Høiby, N. (eds.). 1st ed. New York. NY. US: Springer Science+Business Media, p. 291-293 3 p.

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

    ID: 20166228