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Ultrastructure of Trichophyton violaceum
1Department of Dermatology and Venereology, Faculty of Medicine, Zagazig University, Egypt.
International Journal of Dermatology
|February 1, 1993
Summary
This study details the ultrastructure of Trichophyton violaceum, a common dermatophyte. Findings reveal similarities and differences in hyphal and cell wall structures compared to other fungi, aiding in fungal classification.
Area of Science:
- Mycology
- Medical Mycology
- Fungal Ultrastructure
Background:
- Limited research exists on the ultrastructure of dermatophytes.
- Dermatophytes are a significant cause of superficial fungal infections.
Purpose of the Study:
- To investigate and describe the fine structure of Trichophyton violaceum.
- To compare the ultrastructure of T. violaceum with other known dermatophytes.
Main Methods:
- Transmission electron microscopy was employed to examine Trichophyton violaceum.
- Detailed ultrastructural analysis of fungal hyphae was performed.
Main Results:
- Trichophyton violaceum hyphae exhibit a two-layered cell wall and a plasma membrane.
- Septal walls with pores and electron-dense plugs were observed.
- Multinucleated hyphae contained typical eukaryotic organelles like ER, mitochondria, and vacuoles.
Conclusions:
- The cell wall ultrastructure of T. violaceum shows similarities to Microsporum species.
- Differences were noted in hyphal and mitochondrial ultrastructure when compared to Epidermophyton floccosum and Trichophyton mentagrophytes, respectively.