Claus R. Johnsen

Claus R. Johnsen

Clinical Associate Professor

Member of:

  • Internal Medicine: Respiratory Medicine


  1. 2024
  2. Published

    Granzyme B production by Th2 helper and NK cells improves the LTT test in patients with non-immediate drug hypersensitivity reactions

    Blom, Lars Heede, Schmidt, L. B., Johnsen, Claus R., Elberling, Jesper Vraamark, Poulsen, Lars K. & Garvey, Lene Heise, 2024, In: Allergy. 79, 2, p. 520-523

    Research output: Contribution to journalComment/debateResearchpeer-review

  3. 2022
  4. Published

    Complete response to anti-interleukin-5 biologics in a real-life setting: results from the nationwide Danish Severe Asthma Register

    Soendergaard, M. B., Hansen, S., Bjerrum, A. S., Hilberg, O., Lock-Johansson, S., Håkansson, K. E. J., Ingebrigtsen, T. S., Johnsen, Claus R., Rasmussen, L. M., von Bülow, A., Assing, K. D., Schmid, J. M., Ulrik, Charlotte Suppli & Porsbjerg, Celeste Michala, 2022, In: ERJ Open Research. 8, 4, 12 p., 00238-2022.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. 2020
  6. Published

    Allergy Development in Adulthood: An Occupational Cohort Study of the Manufacturing of Industrial Enzymes

    Larsen, A. I., Kristiansen, Luise Cederkvist, Lykke, A. M., Wagner, P., Johnsen, Claus R. & Poulsen, Lars K., 2020, In: The Journal of Allergy and Clinical Immunology: In Practice. 8, 1, p. 210-218.e5

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. 2018
  8. Published

    Short contact with nickel causes allergic contact dermatitis: an experimental study

    Ahlström, M. G., Thyssen, Jacob Pontoppidan, Menné, T., Midander, K., Julander, A., Lidén, C., Johnsen, Claus R. & Johansen, Jeanne Duus, 2018, In: British Journal of Dermatology. 179, 5, p. 1127-1134 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. 2017
  10. Published

    High occurrence of rhinitis symptoms in hairdressing apprentices

    Foss-Skiftesvik, M. H., Winther, L., Johnsen, Claus R., Søsted, H., Mosbech, H. F., Zachariae, Claus & Johansen, Jeanne Duus, Jan 2017, In: International Forum of Allergy Rhinology. 7, 1, p. 43-49 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Incidence of skin and respiratory diseases among Danish hairdressing apprentices

    Foss-Skiftesvik, M. H., Winther, L., Johnsen, Claus R., Zachariae, Claus & Johansen, Jeanne Duus, 2017, In: Contact Dermatitis. 76, 3, p. 160-166

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. 2016
  13. Published

    Optimizing diagnostic tests for persulphate: induced respiratory diseases

    Foss-Skiftesvik, M. H., Winther, L., Mosbech, H. F., Skov, P. S., Opstrup, M. S., Søsted, H., Zachariae, Claus, Johansen, Jeanne Duus & Johnsen, Claus R., 21 Jul 2016, In: Clinical and Translational Allergy. 6, 10 p., 26.

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Farmakologisk behandling af astma under graviditet

    Akram, I., Ulrik, Charlotte Suppli & Johnsen, Claus R., 27 Jun 2016, In: Ugeskrift for Laeger. 178, V01160065.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Specifikke bronkiale og nasale provokationer for erhvervsallergener

    Sherson, D., Bælum, J., Johnsen, Claus R., Schlünssen, V., Meyer, H. W., Pedersen, E. B., Mosebech, H., Bønnelykke, J., Brandt, L. P. A. & Madsen, H., 2016, In: Ugeskrift for Laeger. 178, 1 p., V01160046.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. 2013
  17. Published

    Human Leukocyte Antigen-G and Regulatory T Cells during Specific Immunotherapy for Pollen Allergy

    Sørensen, A. E., Johnsen, Claus R., Dalgaard, L. T., Würtzen, P. A., Kristensen, B., Larsen, M. H., Ullum, H., Søes-Petersen, U. & Hviid, Thomas Vauvert F., 2013, In: International Archives of Allergy and Immunology. 162, 3, p. 237-252 16 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

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