Crystal violet
Crystal Violet is a triarylmethane dye that is used as a gram stain in microbiology. It is also known as gentian violet and is used in the treatment of various fungal infections.
History[edit | edit source]
Crystal Violet was first synthesized in 1861 by the British chemist Sir William Henry Perkin. It was initially used as a dye for textiles and later found use in microbiology as a gram stain.
Uses[edit | edit source]
Microbiology[edit | edit source]
In microbiology, Crystal Violet is used as a primary stain in the Gram staining method. This method is used to differentiate bacteria into two groups: Gram-positive bacteria and Gram-negative bacteria. Crystal Violet stains the Gram-positive bacteria purple.
Medicine[edit | edit source]
In medicine, Crystal Violet is used as a topical treatment for various fungal infections, including thrush and ringworm. It is also used in the treatment of minor burns and abrasions.
Safety[edit | edit source]
Crystal Violet is generally safe for topical use. However, it can cause skin irritation in some individuals. It should not be used on large areas of skin or for prolonged periods of time.
See also[edit | edit source]
References[edit | edit source]
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Contributors: Prab R. Tumpati, MD
