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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Comparative Analysis of Capsule Expression in Cryptococcus neoformans: India Ink Visualization from Clinical CSF Samples versus SDA Agar Cultures

Cryptococcus neoformans capsules in India Ink Preparation of Culture of organisms

Introduction of India Ink preparation Cryptococcus neoformans is an encapsulated yeast that causes cryptococcal meningitis, particularly in immunocompromised individuals. The capsule is a critical virulence factor, and its visualization is essential for diagnosis. This preparation is a common method used to visualize the capsule. Here, …

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Candidiasis-Introduction, Types, Signs and Symptoms, Causative Agent, Laboratory Diagnosis, Treatment, Prevention and Control, and Keynotes

Candida albicans growth on SDA after 2 days of incubation

Introduction Candidiasis is an infection caused by Candida fungi, commonly Candida albicans. These fungi naturally live on the skin and inside the body, like in the mouth, throat, gut, and vagina, without causing problems. However, if the environment inside the body changes or the immune …

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Compound Microscope: Introduction, Principle, Parts, Uses, Care and Maintenance, and Keynotes

Compound Microscope- Introduction, Principle, Parts, Uses, Care and Maintenance, and Keynotes_

Introduction The compound microscope is a fundamental and widely used optical instrument that allows us to magnify and observe small objects or specimens that are otherwise invisible to the naked eye. It is an essential tool in various scientific fields, including biology, medicine, microbiology, and …

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Simple Microscope: Introduction, Principle, Parts, Uses, Care and Maintenance, and Keynotes

Introduction A simple microscope is a basic optical instrument used for magnifying small objects or specimens that are not visible to the naked eye. It consists of a single lens that can be either convex or concave, mounted in a frame with a handle or …

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

Chains of single-celled conidia and conidiophores(annellides) of Scopulariopsis in LPCB Tease mount of culture microscopy

Introduction Scopulariopsis is a genus of filamentous fungi belonging to the class Ascomycota. It is a widespread and diverse group of fungi found in various environmental niches. Scopulariopsis species (they) are commonly present in soil, decaying organic matter, and indoor environments. The name “Scopulariopsis” is …

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Aspergillus niger: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Aspergillus niger growth on SDA-conidia expressing a distinguishing feature- typically globose or elliptical in shape and have a dark color, ranging from dark green to black

Introduction Aspergillus niger is a filamentous fungus belonging to the genus Aspergillus. It is commonly found in the environment, especially in soil, decaying plant matter, and indoor environments such as homes and offices. It is known for its ability to produce a wide range of …

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Parasitic Infection Lab Diagnosis: Introduction, Importance, and Applications

Introduction and importance of  parasitic infections lab diagnosis  The parasitic infection has also emerged as a public health issue, especially in developing countries. Correct laboratory diagnosis of such parasitic infections (Parasitic Infections Lab Diagnosis)  not only helps in the early treatment of the diseases but also helps …

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