acid fast stain
1acid-fast stain — a staining procedure for demonstrating acid fast microorganisms; see auramine rhodamine s., Fite method, Kinyoun staining method and Ziehl Neelsen staining method at Stains and Staining Methods …
2Acid-fast — Acid fastness is a physical property of some bacteria referring to their resistance to decolorization by acids during staining procedures.cite journal |author=Madison B |title=Application of stains in clinical microbiology |journal=Biotech… …
3acid-fast — Denoting bacteria that are not decolorized by acid alcohol after having been stained with dyes such as basic fuchsin; e.g., the mycobacteria and nocardiae. * * * acid fast as əd .fast adj not easily decolorized by acids (as when stained) used esp …
4acid-fast — adj. 1) describing bacteria that have been stained and continue to hold the stain after treatment with an acidic solution. For example, tuberculosis bacteria are acid fast when stained with a carbol fuchsin preparation. 2) describing a stain that …
5acid-fast — adjective (histology) of bacteria that retain their stain when treated with an acidic solution …
6acid-fast bacillus — noun a class of rod shaped bacteria which, after being stained, retain the stain when treated with an acidic solution …
7Periodic acid-Schiff stain — Periodic acid Periodic acid Schiff (PAS) is a staining method used to detect glycogen and other polysaccharides in tissues. The reaction of periodic acid oxidizes the diol functional groups in glucose and other sugars, creating aldehydes that… …
8stain — 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… …
9fast — 1. Durable; resistant to change; applied to stained microorganisms which cannot be decolorized. SEE ALSO: acid f.. 2. Not eating. [A.S. foest, firm, fixed] * * * ferment active solution therapy; Fitness, Arthritis and Seniors Trial; flowassisted …
10-fast — 1. an adjective suffix meaning lasting , not fading , as in colourfast. 2. a suffix forming adjectives, usually hyphenated, that indicate that an organism, as a bacillus, is resistant to the stain removing or toxic action of a specified agent, as …