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 ?
The results of our histochemical tests with alcian blue and colloidal iron show that the extracellular matrix of the tooth ligament contains proteoglycans that carry side chains of highly sulfated acid glycosaminoglycan.
(g) After 21 d in culture, the pellets were stained with Alcian blue and sections (6 [micro]m) were further stained with hematoxylin-eosin stain.
Histological examination showed positive alcian blue staining for all of the groups, with the most intense staining noted in the LD group (Figure 11(b)).
The main differential diagnosis for myxoma is fibroma; the presence of mucin (Alcian blue pH 2.5-positive) in the intercellular matrix confirms the diagnosis of myxoma (YAMAN et al., 2004), as seen in the present case.
glacialis, the adhesive secretion is probably a polysaccharide-protein complex, with the main component being an acid mucopolysaccharide positive reaction of NCS cells with alcian blue pH 2.6, ruthenium red labeling of the adhesive layer between podia and substratum).
Alem da avaliacao morfometrica da parede, em funcao da diarreia praticamente constante nos animais do G2 e G3, este estudo tambem investigou a dinamica de glicoconjugados (mucinas) secretados pela mucosa intestinal por meio do numero de celulas caliciformes marcadas por PAS (mucinas neutras), Alcian Blue pH 2,5 (mucinas acidas nao sulfatadas: sialomucinas) e Alcian Blue pH 1,0 (mucinas acidas sulfatadas: sulfomucinas) e observou-se diferenca significativa somente no numero de celulas marcadas por PAS (Tabela 2).
significantly increased [PGE.sub.2] production by glandular cells (by 102% as compared to control) and the amount of Alcian blue binding to the gastric mucus.
The sections were stained with hematoxylin and eosin (H&E) or Alcian blue and Sirius red to visualize the presence and distribution of glycosaminoglycan (GAG) and total collagen as described [20].
(9) Microcystic schwannomas are positive for Alcian blue at pH 2.5 because of acid mucin content and may express CD34.
Additionally, selected IHClabelled sections of intestine of PCV2-infected pigs and negative control animals were counterstained with Alcian blue pH 2.5 and hematoxylin (GAFFNEY, 1992).
Alcian Blue, Masson's tricromic, Van Gieson for elastic fibers histochemical stains and immunohistochemistry for protein S-100 were performed.
alizarin red staining (Figure 1(b)), oil red O staining (Figure 1(c)), and alcian blue staining (Figure 1(d)), which showed that BMSCs used in this study could differentiate into osteoblasts, adipocytes, and chondrocytes under induction condition.