Fontana stain

Fon·tan·a stain

(fon-tah'nă),
a traditional method for silver impregnation of treponemes and other spirochetal forms.

Fontana,

Arturo, Italian dermatologist, 1873-1950.
Fontana stain - a traditional method for silver-impregnation of treponemes and other spirochetal forms.
Fontana-Masson silver stain - Synonym(s): Masson-Fontana ammoniacal silver stain
Masson-Fontana ammoniacal silver stain - see under Masson
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A black, finely granular pigment, detected in 10 of 11 hepatic AMLs, was identified as melanin with the Fontana stain. Hemosiderin--a golden-brown, coarsely granular, refractile pigment--was identified in only 3 hepatic AMLs by Prussian blue staining.