GMS stain
Go·mo·ri meth·en·a·mine-sil·ver stain
(gō-mō'rē),techniques for argentaffin cells: a method using a methenamine-silver solution in combination with gold chloride, sodium thiosulfate, and safranin O; argentaffin granules appear brown-black against a green background; urates: warm sections are treated directly with a hot methenamine-silver solution to produce a blackening of urates; fungi: see Grocott-Gomori methenamine-silver stain; melanin, which reduces silver nitrate.
Synonym(s): GMS stain
Farlex Partner Medical Dictionary © Farlex 2012
GMS stain
A chromic acid, sodium bisulfite stain used in histology and cytology to identify fungi and Pneumocystis jiroveci. The slide is placed in a hot bath for penetration and stains fungi black with sharp margins and a cleared centre.Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
GMS stain
Gomori-Grocott methenamine silver stain A chromic acid, sodium bisulfite stain used in histology and cytology to identify fungi and Pneumocystis carinii; the slide is placed in a hot bath for penetration and stains fungi black with sharp margins, and a cleared center. See Sealed envelope appearance.McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.