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Merck
CN

L7018

Lipopolysaccharides from Pseudomonas aeruginosa 10

purified by trichloroacetic acid extraction

Synonym(s):

LPS

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About This Item

UNSPSC Code:
12352201
NACRES:
NA.25
MDL number:
Technical Service
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biological source

Pseudomonas aeruginosa (10)

Quality Level

form

lyophilized powder

purified by

trichloroacetic acid extraction

impurities

1-10% Protein (Lowry)

color

white to yellow

solubility

water: 4.90-5.10 mg/mL, hazy to turbid, colorless to light yellow

shipped in

ambient

storage temp.

2-8°C

General description

This product is TCA extracted from Pseudomonas aeruginosa serotype 10. The source strain is ATCC 27316.

Application

Lipopolysaccharides (LPSs) are characteristic components of the cell wall of Gram-negative bacteria. LPS and its lipid A moiety stimulate cells of the innate immune system by the Toll-like receptor 4 (TLR4), a member of the Toll-like receptor protein family, which recognizes common pathogen-associated molecular-patterns (PAMPs).

Biochem/physiol Actions

Lipopolysaccharides (LPS) are localized in the outer layer of the membrane and are, in noncapsulated strains, exposed on the cell surface. They contribute to the integrity of the outer membrane, and protect the cell against the action of bile salts and lipophilic antibiotics.

Preparation Note

The product is soluble in water (5 mg/ml) or cell culture medium (1 mg/ml) yielding a hazy, faint yellow solution. A more concentrated, though still hazy, solution (20 mg/ml) has been achieved in aqueous saline after vortexing and warming to 70-80 oC. Lipopolysaccharides are molecules that form micelles in every solvent. Hazy solutions are observed in water and phosphate buffered saline. Organic solvents do not give clearer solutions. Methanol yields a turbid suspension with floaters, while water yields a homogeneously hazy solution.

Other Notes

To gain a comprehensive understanding of our extensive range of Lipopolysaccharides for your research, we encourage you to visit our Carbohydrates Category page.


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Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



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Articles

Explore the structure, function, and diverse applications of Lipopolysaccharides. Discover their role in bacteria, serological specificity, and research potential.

Related Content

Lipopolysaccharide (LPS) is a major component of Gram-negative bacteria, important for microbiological research.


Chang Hwa Jung et al.
Nutrients, 7(6), 4851-4861 (2015-06-18)
Recent studies show that brown rice improves glucose intolerance and potentially the risk of diabetes, although the underlying molecular mechanisms remain unclear. One of the phytochemicals found in high concentration in brown rice is γ-oryzanol (Orz), a group of ferulic
Jayme L Jeffries et al.
Mucosal immunology, 9(4), 1039-1050 (2015-11-12)
Cystic fibrosis (CF) patients battle life-long pulmonary infections with the respiratory pathogen Pseudomonas aeruginosa (PA). An overabundance of mucus in CF airways provides a favorable niche for PA growth. When compared with that of non-CF individuals, mucus of CF airways
Angela Cuttitta et al.
Fish & shellfish immunology, 67, 86-94 (2017-06-06)
Gene family encoding allograft inflammatory factor-1 (AIF-1) is well conserved among organisms; however, there is limited knowledge in lower organisms. In this study, the first AIF-1 homologue from cnidarians was identified and characterised in the sea anemone Anemonia viridis. The



Global Trade Item Number

SKUGTIN
L7018-100MG04061833275214
L7018-10MG04061833959558