alcian blue


Also found in: Acronyms, Encyclopedia, Wikipedia.

Al·ci·an blue

(al'sē-an blū), [C.I. 74240]
A complex phthalocyanin dye used as a stain to distinguish sulfomucins from sialomucins and uronic acid mucins, to demonstrate sulfated polysaccharides, and to detect glycoproteins in electrophoresis; often used in combination with periodic acid-Schiff or aldehyde fuchsin.

alcian blue

a basic phthalocyanin dye that stains mucopolysaccharides blue.
References in periodicals archive ?
Con la coloracion alcian blue, especial para evaluar tejido conectivo, se encontro que el 72,7% de las AMS y el 75,8% de las AML presentaron cambios compatibles con EVD.
Parameters studied included the number of cells /unit area in control, immobilised and re-mobilised groups; and the intensity of staining in control, immobilised and re-mobilised groups using Alcian Blue stain for evaluating cartilage matrix.
These cells, in their reaction to aldehyde fuchsin-alcian blue, indicated the presence of carboxylated mucopolysaccaride in their reaction to alcian blue (Morrison, 1993).
Also, carcinoma derived from these tissues is not known to stain with alcian blue, [1,6] in contrast to the present case.
After electrophoretic separation of protein bands, a portion of the slab was removed and stained for acidic proteoglycans with Alcian blue.
The sections were stained with Haematoxylin and Eosin for evaluation of histopathologic features, Alcian Blue (AB), Periodic Acid-Schiff Stain (PAS) to demonstrate metaplasia.
After being deparaffinised and hydrated, the sections were stained with hematoxylin-eosin (HandE) and Masson's trichrome stain to determine the general structure of stomach regions, the periodic acid schiff (PAS) for determinating neutral mucins, glycogen, and other periodate reactive carbohydrates (sialidaselabile, sialomucins and weakly sulphated mucins), alcian blue (pH 2.
The gastric mucosa lining the choristomal wall stained positive with periodic acid-Schiff stain, stained negative with Alcian blue staining, and showed a thin layer of smooth muscle fibers and a thick connective tissue layer with Masson trichrome.
Cortes transversais de 4[micro]m foram corados com Hematoxilina Eosina (HE) Periodic Acid Schiff (PAS), para deteccao de mucinas neutras e sialomucinas labeis, Alcian Blue (AB) pH 2,5, para deteccao de sialomucinas e sulfomucinas, e Alcian Blue (AB) pH 1,0, para deteccao de sulfomucinas, seguindo protocolo descrito por MYERS et al (2008).
The ascending colon segments were dehydrated in an ascending series of alcohol, diaphanized in xylol and paraffin-embedded for further 3 and 5 [micro]m transversal cuts stained with hematoxilin-eosin, Alcian Blue (AB, pH 2.