Wade-Fite stain:Introduction, Principle, Test Requirements, Staining Procedure, Result Interpretation,and Keynotes

Wade-Fite stain:Introduction, Principle, Test Requirements, Staining Procedure, Result Interpretation,and Keynotes

Introduction The Ziehl-Neelsen stain, also known as the Wade-Fite stain, is a modified acid-fast staining technique specifically used to detect Mycobacterium leprae in tissue sections, particularly skin biopsies. It preserves the lipid-rich capsule of M. leprae, which is essential for its identification. It is a …

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Prototheca: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Prototheca in Gram staining

Introduction Morphology Prototheca exhibits a unique morphology in cultural media. It forms smooth, creamy colonies on SDA. Moreover, its colonies remain non-filamentous. It produces spherical or oval cells in microscopic preparations. Furthermore, cells display a thick, refractile wall. In addition, internal endospores are occasionally arranged …

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Sporothrix schenckii: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Sporothrix schenckii colony morphology on SDA

Introduction Sporothrix schenckii is a dimorphic fungus and the causative agent of the infection known as sporotrichosis or “rose gardener’s disease.” It is a relatively common fungal pathogen found worldwide, and it primarily affects the skin and subcutaneous tissues, although it can occasionally spread to …

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