Last updated on June 7th, 2021Potassium hydroxide (KOH) preparation is used for the rapid detection of fungal elements in clinical specimens, as it clears the specimen making fungal elements more visible during direct microscopic examination. KOH […]
Last updated on June 21st, 2021M. tuberculosis requires aerobic conditions and a protein-enriched medium for culture. Löwenstein–Jensen (LJ) slopes are the main solid media used to culture Mycobacteria. It contains inspissated eggs, malachite green, and […]
Last updated on May 30th, 2021Immunoglobulin M (IgM), the largest pentameric immunoglobulin is used as a marker of recent primary infection for some diseases. IgM constitutes 5-10% of serum immunoglobulins in adults. IgM has a half-life […]
Last updated on June 11th, 2021Some pathogenic microorganisms when propagated in culture medium give distinctive colors to their colonies. Such pigmentation comes in a variety of hues and often provides important diagnostic clues in laboratories […]
Last updated on May 28th, 2021The most common gram-negative cocci of medical importance belong to the family Neisseriaceae which includes the genera Neisseria, Moraxella, Kingella, Acinetobacter etc. Gram Negative Cocci Neisseria species The genus Neisseria contains 12 […]
Last updated on May 13th, 2021Influenza virus, the causative agent of seasonal flu (and pandemic flu) is the deadly contagious virus. It is the only virus of the medical importance of the family Orthomyxoviruses. Paramyxoviruses […]
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