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Haematoxylin (basic stain) dyes acidic components of cells and eosin (acidic stain) dyes basic components of cell. Is staining an effect of acid-base neutralising reaction?

April 26, 2017acidic BASIC CELL cells components dyes eosin haematoxylin stain staining

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Haematoxylin (basic stain) dyes acidic components of cells and eosin (acidic stain) dyes basic components of cell. Is staining an effect of acid-base neutralising reaction?

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Hematoxylin acts as a basic stain and binds nucleic acids, which appear blue in the nucleus and cytoplasm. Eosin is an acid aniline dye that stains the more basic proteins of the cytoplasm pink or red.