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C7821

Sigma-Aldrich

Curdlan

from Alcaligenes faecalis, ≥98% (TLC), solid

Synonyme(s) :

β-1,3-Glucan hydrate

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About This Item

Numéro CAS:
Numéro MDL:
Code UNSPSC :
12352200
Nomenclature NACRES :
NA.77

product name

Curdlan from Alcaligenes faecalis,

Forme

solid

Niveau de qualité

Température de stockage

2-8°C

Description générale

Curdlan is an insoluble natural polymer with linear structure mainly produced by Alcaligenes faecalis. It is a dietary fiber with gelatin properties.

Application

Curdlan from Alcaligenes faecalis has been used:
  • for the stimulation of carp macrophages for regulation of differentially expressed genes
  • to stimulate human intestinal epithelial cells for cytokine secretion
  • to study its effect on transcriptional responses of inflammation/respiratory burst-associated genes in mouse alveolar macrophages by customized reverse transcription (RT)-PCR based arrays
  • as a substrate in β-1,3–1,4-Glucanase activity assay

Actions biochimiques/physiologiques

Curdlan is used as a food additive in the food industry. It improves the elasticity and reduces the embrittling tendency of hydroxyapatite/chitosan scaffold, which aids in bone regeneration.
Curdlan is a (1,3)-β-glucan. It is a pathogen-associated molecular-pattern (PAMP) recognized by the receptor dectin-1. Activation of dectin-1, together with TLR2/TLR6, promotes signaling resulting in the production of pro-inflammatory cytokines, thus inducing inflammation.

Notes préparatoires

For gelation at 70 °C, the concentration of the sodium hydroxide should be 0.01 M.

Code de la classe de stockage

11 - Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 3

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable

Équipement de protection individuelle

Eyeshields, Gloves, type N95 (US)


Certificats d'analyse (COA)

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Consulter la Bibliothèque de documents

Jing Li et al.
Applied microbiology and biotechnology, 97(19), 8495-8503 (2013-07-31)
Biologically active β-1,3-oligosaccharides with rapidly growing biomedical applications are produced from hydrolysis of curdlan polysaccharide. The water-insoluble curdlan impedes its hydrolysis efficiency which is enhanced by our newly developed alkali-neutralization treatment process to increase the stability of curdlan suspension to
Nicola Jackson et al.
European journal of immunology, 44(4), 962-969 (2014-01-25)
Type B T cells recognize peptide-MHC class II (pMHCII) isoforms that are structurally distinct from those recognized by conventional type A T cells. These alternative type B conformers result from peptide loading in the absence of HLA-DM. Type A conformers
Microbial exopolisaccharides for biomedical applications
Journal of Material Science & Engineering, 165-219 (2019)
Characterisation of a novel Bacillus sp. SJ-10 I?-1,3-1,4-glucanase isolated from jeotgal, a traditional Korean fermented fish.
Kim, et al.
Bioprocess and Biosystems Engineering, 36, 721-727 (2013)
Chunju An et al.
The Journal of biological chemistry, 284(29), 19716-19726 (2009-06-03)
Serine proteinases in insect plasma have been implicated in two types of immune responses; that is, activation of prophenoloxidase (proPO) and activation of cytokine-like proteins. We have identified more than 20 serine proteinases in hemolymph of the tobacco hornworm, Manduca

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