Bacteria and Fungi: Introduction, Description, Demonstration Techniques, Differences, and Keynotes

Bacteria and Fungi Introduction, Description, Demonstration Techniques, Differences, and Keynotes

Introduction of Bacteria and Fungi They are distinct types of microorganisms with different structures and characteristics. Bacteria are single-celled prokaryotes, while fungi can be single-celled (yeasts) or multicelled (molds, mushrooms) eukaryotes. They can be distinguished by their cell structure, colony morphology, and staining properties.  Description 1. Cell …

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Candida albicans-Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Yeast cells, budding yeasts, and pseudohyphae in KOH mount of sputum microscopic examination

Introduction Candida albicans is a common fungal pathogen in humans. It inhabits mucosal surfaces naturally and colonizes the gastrointestinal tract and genitourinary system frequently. The organism causes infections in both healthy and immunocompromised individuals and adapts quickly to environmental changes within the host. Clinicians report …

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Candida albicans MCQs Quiz-A Simple Set of Questionnaire for Examination

Candida albicans MCQs Quiz-A Simple Set of Questionnaire for Examination

Introduction Below is a simple set of 15 multiple‐choice questions (MCQs) on Candida albicans designed as a quiz or examination questionnaire. Each question is provided with four answer choices, and the correct answer is indicated after each question. Candida albicans MCQs Quiz 1. Which species …

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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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Candida parapsilosis: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Candida parapsilosis: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Introduction Candida parapsilosis is a species of yeast or fungus that is commonly found in the environment and can also be a commensal organism in the human body. It is a member of the Candida genus, which includes several species of yeast that can cause …

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Urine Culture and Sensitivity: Introduction, Report, Clinical Significance, Common Pathogens, and Keynotes

Urine routine examination showing numerous pus cells and bacteria -urinary tract infection (UTI) due to bacteria

Introduction Urine culture and sensitivity is a medical diagnostic test used to identify and quantify the microorganisms present in a urine sample and determine their sensitivity to various antibiotics. It is a crucial procedure in diagnosing urinary tract infections (UTIs) and guiding appropriate treatment. Here’s …

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Cryptococcus neoformans: Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

Abundant Yeast cells with occasional hyphae of Cryptococcus neoformans in India ink preparation of culture microscopy

Introduction Cryptococcus neoformans is a pathogenic fungus and one of the leading causes of fungal infections in humans. It belongs to the genus Cryptococcus, which includes several species, but C. neoformans is the most clinically significant one. This fungus primarily affects immunocompromised individuals, such as …

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