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Key Documents

699500P

Avanti

Kdo2-Lipid A (KLA)

Avanti Research - A Croda Brand

Synonyme(s) :

KLA

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About This Item

Numéro CAS:
Code UNSPSC :
12352211
Nomenclature NACRES :
NA.25

Description

Di[3-deoxy-D-manno-octulosonyl]-lipid A (ammonium salt)

Pureté

>99% (HPLC)

Forme

powder

Conditionnement

pkg of 1 × 1 mg (699500P-1mg)

Fabricant/nom de marque

Avanti Research - A Croda Brand

Application(s)

lipidomics

Type de lipide

bioactive lipids

Conditions d'expédition

dry ice

Température de stockage

−20°C

Chaîne SMILES 

O[C@H]([C@@H](CO[C@@H]([C@@H]1NC(C[C@H](OC(CCCCCCCCCCC)=O)CCCCCCCCCCC)=O)O[C@H](CO[C@]2(C([O-])=O)C[C@@H](O[C@@]3(C([O-])=O)O[C@H]([C@H](O)CO)[C@H](O)[C@H](O)C3)[C@@H](O)[C@@H]([C@H](O)CO)O2)[C@@H](OP([O-])(O)=O)[C@@H]1OC(C[C@H](OC(CCCCCCCCCCCCC)=O)CCCCCC

Description générale

A new preparation of the saccharolipid glycan, Kdo2-Lipid A (KLA), is a nearly homogeneous Re lipopolysaccharide (LPS) substructure with endotoxin activity equal to that of native LPS. KLA is comparable to LPS and its activity is reduced by >103 in cells from TLR-4 deficient mice. The advantage of KLA over LPS is that it is a reproducible, defined natural product, and it can be detected by ESI/MS at the low concentrations used to stimulate animal cells. The purity of KLA should also facilitate the structural analysis of its complexes with signaling receptors, such as TLR-4/MD2. New research* shows 1μg KLA induces the same response as 10μg LPS.Perform experiments at half the cost of using LPS! 
Kdo2-Lipid A is a natural endotoxin and a combination of oligosaccharide and lipid.

Application

Kdo2-Lipid A (KLA) has been used to study its role in lipopolysaccharide induced prion protein conversion.
Kdo2-Lipid A (KLA) has been used:
  • as a toll like receptor (TLR) ligand source in immortalized murine macrophage culture media
  • in 2H-,13C-,15N-labeled OprHΔL1ΔL4 in 1,2-dihexanoyl-sn-glycero-3-phosphocholine (DHPC) micelles, to determine the specific residues of OprHΔL1ΔL4 interacting with lipopolysaccharides (LPS) source
  • as a component of LPS stock to study its role in lipopolysaccharide induced prion protein conversion

Actions biochimiques/physiologiques

Kdo2-Lipid A might be useful to stimulate inflammatory response.

Conditionnement

2 mL Amber Glass Crimp Cap Vial (699500P-1mg)

Autres remarques

For R&D use only. Not for drug, household, or other uses.

Informations légales

Avanti Research is a trademark of Avanti Polar Lipids, LLC

Code de la classe de stockage

11 - Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 3

Point d'éclair (°F)

No data available

Point d'éclair (°C)

No data available


Certificats d'analyse (COA)

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Consulter la Bibliothèque de documents

Sophie R Liebergall et al.
Molecular and cellular biology, 40(2) (2019-10-30)
Immune cell function can be modulated by changes in lipid metabolism. Our studies indicate that cholesterol and fatty acid synthesis increases in macrophages between 12 and 18 h after the activation of Toll-like receptors with proinflammatory stimuli and that the upregulation
Analysis of inflammatory and lipid metabolic networks across RAW264.7 and thioglycolate-elicited macrophages
Maurya MR, et al.
Journal of Lipid Research, 54(9), 2525-2542 (2013)
Molecular interactions of lipopolysaccharide with an outer membrane protein from Pseudomonas aeruginosa probed by solution NMR
Kucharska I, et al.
Biochemistry, 55(36), 5061-5072 (2016)
Role of polysaccharide and lipid in lipopolysaccharide induced prion protein conversion
Ladner-Keay CL, et al.
Prion, 10(6), 466-483 (2016)
Alexander Y Andreyev et al.
Journal of lipid research, 51(9), 2785-2797 (2010-06-25)
Lipids orchestrate biological processes by acting remotely as signaling molecules or locally as membrane components that modulate protein function. Detailed insight into lipid function requires knowledge of the subcellular localization of individual lipids. We report an analysis of the subcellular

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