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Gram Stain

Gram Stain

There are different types of stains, namely gram stain, capsule stain, endospore stain and acid fast stain. Only acid fast stain is described in this procedure. Click on the other types of staining below to learn about them. Capsule Stain Endospore Stain Acid Fast Stain Introduction Gram staining is used to differentiate bacteria based on cell wall properties. It differentiates gram positive and gram negative bacteria. Gram positive bacteria retains the primary stain (crystal violet) and appears purple under the…

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