This post was most recently updated on August 26th, 2019Giemsa stain is a type of Romanowsky stain, named after Gustav Giemsa, a German chemist who created a dye solution. It was primarily designed for the […]
This post was most recently updated on August 26th, 2019Gram staining requires the use of different chemical reagents which can be purchased in ready to use forms from commercial suppliers or gram stain reagents can […]
This post was most recently updated on May 2nd, 2019The simple stain can be used as a quick and easy way to determine cell shape, size and arrangements of bacteria. True to its name, the […]
This post was most recently updated on August 26th, 2019Two methods, thick and thin blood smear microscopy are regarded as the “gold standard” for the diagnosis of malaria. Quantitative Buffy Coat is another direct and […]
Acridine orange is a dye that intercalates or binds with the nucleic acid ( either DNA or RNA) present in organisms and fluoresce to emit various colors that help in differentiation of cellular organells. This […]
Albert stain is a type of differential stain used for staining the volutin granules also known as Metachromatic granules or food granules found in Corynebacterium diphtheriae. It is named as metachromatic because of its property […]
This post was most recently updated on June 29th, 2016When vegetative cells of certain bacteria such as Bacillus spp and Clostridium spp are subjected to environmental stresses such as nutrient deprivation, they produce metabolically inactive […]
This post was most recently updated on August 26th, 2019Auramine-Rhodamine Fluorochrome staining also known as “Truant method of staining”, is used to visualize Acid fast bacilli (AFB). Ziehl-Neelsen (hot), Kinyoun (cold) are still widely used methods […]
This post was most recently updated on August 26th, 2019Gram staining method, the most important procedure in Microbiology, was developed by Danish physician Hans Christian Gram in 1884. Gram staining is still the cornerstone of bacterial […]
This post was most recently updated on February 2nd, 2015Bacteria are easier to detect in broth culture if the preparation is stained using toluidine blue 0.5% w/v, rather than stained by the Gram staining technique. […]
This post was most recently updated on October 17th, 2015Most motile bacteria possess flagella, the shape, number and position of which are important characteristics in the differentiation of genera and species identification. Read more about […]
This post was most recently updated on September 17th, 2019Ziehl-Neelsen (ZN) method of Acid Fast staining technique is used to stain Mycobacterium species including M. tuberculosis, M. ulcerans, and M. leprae and nontuberculous mycobacteria (NTM). […]
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