eosin


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Related to eosin: Eosin Y

eosin

 [e´o-sin]
any of a class of rose-colored stains or dyes, all being bromine derivatives of fluorescein; eosin Y, the sodium salt of tetrabromofluorescein, is much used in histologic and laboratory procedures.

e·o·sin

(ē'ō-sin),
A derivative of fluorescein used as a fluorescent acid dye for cytoplasmic stains and counterstains in histology and in Romanowsky-type blood stains.
[G. ēōs, dawn]

eosin

(ē′ə-sən)
n.
1. A yellowish-red crystalline powder, C20H8 Br4O5, used in textile dyeing and ink manufacturing, as a biological stain, and in coloring gasoline.
2. Any of a group of red fluorescent bromine derivatives of fluorescein, or their sodium or potassium salts, used in ink manufacturing, textile dyeing, and in biology to stain cells.

e·o·sin

(ē'ō-sin)
A fluorescent acid dye used for cytoplasmic stains and counterstains in histology and in Romanowsky-type blood stains.
[G. ēōs, dawn]

eosin

A red dye commonly used to stain bacteria or tissue slices, for microscopic examination.

eosin

a rose-pink fluorescent dye, the soluble potassium salt being used in microscopic staining.

e·o·sin

(ē'ō-sin)
Fluorescent acid dye used for cytoplasmic stains and counterstains in histology.
[G. ēōs, dawn]
References in periodicals archive ?
On the basis of biopsy interpretation by Hematoxylin and Eosin staining maximum number of the patients (84.21%) was in class IV, 13.16% were in class III and only 2.63% were in class V lupus nephritis.
Analyzing the results presented in Table 3, a delay of approximately 15, 9 and 4% in the response of eosin Y was observed to the theoretical [[theta].sub.t] of 24, 18 and 12 hours, respectively.
The schwannoma is composed of bland spindle cells and is diffusely positive for S-100 protein (hematoxylin and eosin, original magnification x10).
Citrobacter braakii: A Major Cause of False-Positive Results on MacConkey and Levine's Eosin Methylene Blue Selective Agars Used for the Isolation of Escherichia coli from Fresh Vegetable Samples.
Control sections for general tissue structure were stained by hematoxylin and eosin techniques.
The solution of eosin Y (410-3M) was prepared by dissolving 1.3837 g in distilled water mixing well and making the volume up to 500 mL in volumetric flask.
Two hydrophilic fluorescent dyes of different families, namely, trypaflavine (acriflavine chloride) and eosin Y, were used in our experiments [30].
The results show the order of degradation rate is eosin red (73%) < MO (75%) < CR (91%).
Using the buffer solution, 12.5 mM caffeine and 20 mM eosin Y-solutions were prepared, from which the NMR samples were made.
Photocatalytic self-cleaning ability of the samples and their performance were studied by investigating the photo-degradation of methylene blue and eosin Y pigments in solid phase through reflectance spectroscopy."