- Fontana-Masson stain
- an ammoniacal silver nitrate stain for melanin and argentaffin material; used in the diagnosis of melanoma, pheochromocytoma, and carcinoid tumors.
Medical dictionary. 2011.
Fontana-Masson stain
Look at other dictionaries:
stain — 1. To discolor. 2. To color; to dye. 3. A discoloration. 4. A dye used in histologic and bacteriologic technique. 5. A procedure in which a dye or combination of dyes and reagents is used to color the constituents of cells and tissues. For… … Medical dictionary
Fontana — Felice, Italian physiologist, 1730–1805. See F. canal, F. spaces, under space. Arturo, Italian dermatologist, 1873–1950. See F. stain, F. Masson silver stain, Masson F. ammoniac silver stain … Medical dictionary
Masson — Pierre, Canadian pathologist, 1880–1959. See M. Fontana ammoniac silver stain. See entries under stain … Medical dictionary
Tollens' reagent — Tollens test: left side positive(silver mirror), right side negative … Wikipedia
literature — /lit euhr euh cheuhr, choor , li treuh /, n. 1. writings in which expression and form, in connection with ideas of permanent and universal interest, are characteristic or essential features, as poetry, novels, history, biography, and essays. 2.… … Universalium
