Saltar al contenido
Merck
Todas las fotos(3)

Documentos clave

L5886

Sigma-Aldrich

Lipopolysaccharides from Salmonella enterica serotype abortus equi

purified by phenol extraction

Sinónimos:

LPS

Iniciar sesiónpara Ver la Fijación de precios por contrato y de la organización


About This Item

Número MDL:
Código UNSPSC:
12352201
NACRES:
NA.25

origen biológico

Salmonella enterica (Serotype abortus equi)

Nivel de calidad

Formulario

lyophilized powder

purificado por

phenol extraction

impurezas

<3% Protein (Lowry)

color

white to faint gray

solubilidad

water: soluble

Condiciones de envío

ambient

temp. de almacenamiento

2-8°C

¿Está buscando productos similares? Visita Guía de comparación de productos

Descripción general

This product is phenol extracted from Salmonella abortus equi. The source strain is ATCC 9842. Lipopolysaccharide from Salmonella abortus equi stimulates human mononuclear cells to produce tumor necrosis factor. This LPS is also mitogenic for frog and mouse lymphocytes.

Aplicación

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).

Acciones bioquímicas o fisiológicas

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.

Nota de preparación

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.

Otras notas

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

Pictogramas

Skull and crossbones

Palabra de señalización

Danger

Frases de peligro

Clasificaciones de peligro

Acute Tox. 2 Oral

Código de clase de almacenamiento

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

Clase de riesgo para el agua (WGK)

WGK 3

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable


Elija entre una de las versiones más recientes:

Certificados de análisis (COA)

Lot/Batch Number

¿No ve la versión correcta?

Si necesita una versión concreta, puede buscar un certificado específico por el número de lote.

¿Ya tiene este producto?

Encuentre la documentación para los productos que ha comprado recientemente en la Biblioteca de documentos.

Visite la Librería de documentos

Donal T Skelly et al.
PloS one, 8(7), e69123-e69123 (2013-07-11)
It is increasingly clear that systemic inflammation has both adaptive and deleterious effects on the brain. However, detailed comparisons of brain effects of systemic challenges with different pro-inflammatory cytokines are lacking. In the present study, we challenged female C57BL/6 mice
Chiara Cerri et al.
The Journal of neuroscience : the official journal of the Society for Neuroscience, 36(13), 3777-3788 (2016-04-01)
Epilepsy is a chronic disorder characterized by spontaneous recurrent seizures. Brain inflammation is increasingly recognized as a critical factor for seizure precipitation, but the molecular mediators of such proconvulsant effects are only partly understood. The chemokine CCL2 is one of
Colm Cunningham et al.
Biological psychiatry, 65(4), 304-312 (2008-09-20)
Chronic neurodegeneration results in microglial activation, but the contribution of inflammation to the progress of neurodegeneration remains unclear. We have shown that microglia express low levels of proinflammatory cytokines during chronic neurodegeneration but are "primed" to produce a more proinflammatory
Jeroen Geurtsen et al.
Journal of immunology (Baltimore, Md. : 1950), 183(8), 5221-5231 (2009-09-29)
Mycobacterium tuberculosis possesses a variety of immunomodulatory factors that influence the host immune response. When the bacillus encounters its target cell, the outermost components of its cell envelope are the first to interact. Mycobacteria, including M. tuberculosis, are surrounded by
Tobias Moeller et al.
Cells, 8(4) (2019-04-18)
Fusion proteins incorporating the TLR5-ligand flagellin are currently undergoing clinical trials as vaccine candidates for many diseases. We recently reported a flagellin:allergen fusion protein containing the TLR5-ligand flagellin A (FlaA) from Listeriamonocytogenes and the major birch pollen allergen Bet v

Nuestro equipo de científicos tiene experiencia en todas las áreas de investigación: Ciencias de la vida, Ciencia de los materiales, Síntesis química, Cromatografía, Analítica y muchas otras.

Póngase en contacto con el Servicio técnico