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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Streptococcus gallolyticus – Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynote

Streptococcus gallolytucus in a wet mount of culture microscopy at a magnification of 1600X

Introduction Streptococcus gallolyticus is a Gram-positive bacterium. It belongs to the Streptococcus bovis group. This bacterium often inhabits the gastrointestinal tract. S. gallolyticus can cause endocarditis and bacteremia. Moreover, it is associated with colorectal cancer. Researchers use it to study host-pathogen interactions. Identifying S. gallolyticus …

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