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Updated: Mar 11, 2026

Infecting Mice with Malassezia spp. to Study the Fungus-Host Interaction
Published on: November 6, 2019
The Role of Fungi in Atopic Dermatitis
Martin Glatz1, Philipp Bosshard2, Peter Schmid-Grendelmeier1
1Allergy Unit, Department of Dermatology, University Hospital of Zurich, Gloriastrasse 31, Zurich 8091, Switzerland; Christine-Kühne Center for Allergy Research and Education CK-CARE, Herman-Burchard-Strasse 1, 7265 Davos Wolfgang, Switzerland.
Abstract:
There is little doubt that Malassezia spp plays a role in atopic dermatitis because it may interact with the local skin immune responses and barrier function, and sensitization against this skin-colonizing yeast can correlate with disease activity. Also, antifungal therapy shows beneficial effects in some patients. However, the pathogenetic mechanism and mutual interaction between Malassezia spp and atopic dermatitis still remain partly unclear and need further investigation.
Insights
Malassezia yeast is linked to atopic dermatitis, potentially affecting skin immunity and barrier function. Antifungal treatments may help some patients, but the exact relationship requires more study.
Area of Science:
- Dermatology
- Microbiology
- Immunology
Background:
- Malassezia species are common skin fungi.
- These yeasts may influence skin immune responses and barrier integrity.
- Sensitization to Malassezia correlates with atopic dermatitis severity.
Purpose of the Study:
- To explore the role of Malassezia yeasts in atopic dermatitis pathogenesis.
- To investigate the interaction between Malassezia and skin immunity in atopic dermatitis.
- To understand the clinical relevance of Malassezia sensitization in patients.
Main Methods:
- Review of existing literature on Malassezia and atopic dermatitis.
- Analysis of studies investigating immune responses to Malassezia.
- Evaluation of clinical data on antifungal therapy outcomes.
Main Results:
- Malassezia yeasts likely interact with skin immunity and barrier function.
- Yeast sensitization is associated with atopic dermatitis activity.
- Antifungal therapy provides benefits for some individuals with atopic dermatitis.
Conclusions:
- Malassezia plays a role in atopic dermatitis.
- The precise mechanisms and interactions require further research.
- Further investigation is needed to clarify the pathogenetic role of Malassezia.
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