- Auramine-rhodamine stain
The auramine-rhodamine stain (AR), also known as the "Truant auramine-rhodamine stain", is a histological technique used to visualizee acid-fast bacilli using fluorescence microscopy, notably species in the "
Mycobacterium" genus.cite journal |author=Kommareddi S, Abramowsky C, Swinehart G, Hrabak L |title=Nontuberculous mycobacterial infections: comparison of the fluorescent auramine-O and Ziehl-Neelsen techniques in tissue diagnosis |journal=Hum Pathol |volume=15 |issue=11 |pages=1085–9 |year=1984 |pmid=6208117 |doi=10.1016/S0046-8177(84)80253-1] Acid-fast organisms display a reddish-yellow fluorescence.cite journal |author=Abe C |title= [Standardization of laboratory tests for tuberculosis and their proficiency testing] |journal=Kekkaku |volume=78 |issue=8 |pages=541–51 |year=2003 |pmid=14509226]
AR stain is a mixture of
Auramine Oand Rhodamine B.
* Biological stains
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auramine-rhodamine stain — Truant auramine rhodamine s … Medical dictionary
Truant auramine-rhodamine stain — a method for demonstrating mycobacteria. A smear is heat fixed, stained with auramine rhodamine solution, decolorized, counterstained with potassium permanganate, and examined under ultraviolet light; acid fast organisms glow with a yellow orange … Medical dictionary
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acid-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 … Medical dictionary