alcian blue


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alcian blue

[′al·shən ′blü]
(materials)
A copper phthalocyanin derivative used as a stain for connective tissue mucins and a number of epithelial mucins and as a gelling agent for lubricating fluids.
References in periodicals archive ?
Para detectar a presenca de celulas produtoras de glicoproteinas e de glicosaminasglicanas, estas anteriormente conhecidas como mucopolissacarideos (JUNQUEIRA; CARNEIRO, 1995), foram usadas duas tecnicas: Alcian Blue e APS (acido periodico de Schiff).
Three sections 30 [micro]m apart were stained with alcian blue and counterstained with alcian blue/hematoxylin.
Cytoplasmic borders are difficult to identify, and special staining with Alcian blue dye will highlight the mucopolysaccharides abundant in this tumor type.
Rapid freezing of individual snails followed by staining with Alcian blue allowed for the visualization of mucous strings on the frontal surface of the gill.
No acidic glycoconjugates were detected by the Alcian blue test to acidic mucins; however, presence of neutral glycoconjugates was shown by the PAS test to the peritrophic membrane.
Chondrogenic differentiation was confirmed with Alcian blue stain kit (NovaUltra[TM], IHC World, USA) by detecting glycosaminoglycan stained in blue color.
Histochemical stains including Periodic acid-Schiff with diastase pretreatment and Alcian Blue confirmed intracytoplasmic and extracellular mucin in the tumour.
Additionally, in support of the nonepithelial nature of this proliferation is the negativity for mucin stains: mucicarmine and Alcian blue with periodic acid-Schiff.
The results also revealed that the ONP fraction decreased the level of damage to the colonic mucosal layer, demonstrated by the amount of alcian blue positive cells.
The specimens were stored in formalin and subsequently stained with Grocott, Gordon and Sweets, Alcian blue, Ziehl-Neelsen and haematoxylin and eosin.