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HT Histotechnician

Category - Staining

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In this technique, ferricyanide is reduced to ferrocyanide. When in the presence of ferric salts, Prussian blue will be produced. What do you call this method?

Schmorl’s Ferric Ferricyanide
Gomori’s Aldehyde
Gmelin Technique
Modified Fouchet’s technique

Explanation

Answer: A - Schmorl’s Ferric Ferricyanide
In Schmorl’s Ferric Ferricyanide, ferricyanide is reduced to ferrocyanide and when in the presence of ferric salts, Prussian blue will be produced. The reaction is seen with some lipofuscins, neuroendocrine cell granules, bile and melanin. All the other choices do not accurately fit the description in the question.

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