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Demonstration of Keratin with Aldehyde-Fuchsin

Abstract

PEARSE1 reported that keratin is demonstrated by the Schiff reagent after oxidation with performic acid. He suggested that the technique would be improved if a chromogenic agent were found which reacted readily with sulphonic and sulphinic acids but not with other basophilic groups such as carboxyl groups.

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References

  1. Pearse, A. G. E., Quart. J. Micro. Sci., 92, 393 (1951).

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SCOTT, H. Demonstration of Keratin with Aldehyde-Fuchsin. Nature 172, 674–675 (1953). https://doi.org/10.1038/172674a0

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