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What are the various modifications of Gram stain?

April 26, 2017Gram modifications stain various

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What are the various modifications of Gram stain?

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Kopeloff and Beermans (Primary stain: Methyl violet, decolourizer: acetone or alcohol-acetone mixture 1:1) Jensens (Primary stain: Methyl violet, decolourizer: absolute alcohol, counterstain: Neutral red) Preston and Morrells (Primary stain: crystal violet, decolourizer: iodine-acetone) Weigerts (Primary stain: Carbol gentian violet, decolourizer: Aniline-xylol). This is used to stain tissue sections.