eosin


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Related to eosin: Eosin Y

eosin

[′ē·ə·sən]
(organic chemistry)
C20H8O5Br4
A red fluorescent dye in the form of triclinic crystals that are insoluble in water; used chiefly in cosmetics and as a toner. Also known as bromeosin; bromo acid; eosine; tetrabromofluorescein.
The red to brown crystalline sodium or potassium salt of this dye; used in organic pigments, as a biological stain, and in pharmaceuticals.
References in periodicals archive ?
A: On hematoxylin and eosin staining the pleomorphic adenoma contains islands of hyaline to myxoid cartilage admixed with tubules, glands, and cords composed of uniform epithelial cells (original magnification x4).
In the assays with bromophenol blue, the long tailing phenomenon is less evident because is released faster than eosin Y, which probably remains adsorbed in the support medium, being discharged slowly in the effluent of the reactor.
Under acidic conditions, the dye eosin Y is precipitated, producing dark coloured colonies usually with a green metallic sheen due to the formation of an amide bond between eosin Y and methylene blue in the medium (15,9).
Keeping in view the identical photochemical properties of organic dyes and transition metal complexes in various synthetic transformations [20], the present studies describes the photocatalytic efficiency of ruthenium tris-(bipyridine) chloride and eosin Y for the facile construction of C-C and C-S bonds employing the N-aryl tetrahydroisoquinolines as the target substrates.
bancrofti along with benign squamous cells and inflammatory cells in pap smear (Hematoxylin- Eosin, X 40)
Control sections for general tissue structure were stained by hematoxylin and eosin techniques.
The changes in DRS spectrum of the adsorbed pigments of methylene blue and eosin Y on the fibers containing ZnO before and after the ultraviolet-visible radiation confirm their photocatalytic degradation.
Zhu and Liu [30] stained the smear with eosin stain; whereas, in this trial were used eosin-nigrosin stain.
Heat-shocked para (ts) fly brains and wild type flies were sectioned and stained using Hematoxylin and Eosin.
Upon hematoxylin and eosin tissue staining, rats fed the chow diet and given repeated alcohol binges showed minimal steatosis, while rats fed the [choline-deprived] diet and given repeated whisky binges showed periportal and pericentral microvesicular steatosis.