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Merck
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Fontos dokumentumok

F3665

Sigma-Aldrich

Lipopolysaccharides from Escherichia coli O111:B4

FITC conjugate

Szinonimák:

LPS

Bejelentkezésa Szervezeti és Szerződéses árazás megtekintéséhez


About This Item

EC-szám:
MDL-szám:
UNSPSC kód:
12352201
NACRES:
NA.25

biológiai forrás

Escherichia coli (O111:B4)

Minőségi szint

konjugátum

FITC conjugate

Forma

lyophilized powder

a címkézés mértéke

2-10 μg FITC per mg LPS

szín

yellow to orange

oldhatóság

H2O: soluble 4.90-5.10 mg/mL, faintly hazy to hazy, pale yellow to yellow

tárolási hőmérséklet

2-8°C

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Alkalmazás

FITC-Lipopolysaccharides (FITC-LPS) may be used to study processes such as the movement/transport of LPS across tissue barriers such as the colonic epithelium and cellular binding and internalization of lipopolysaccharides with fluorescence-based assay systems. It may be used to evaluate, qualify and quantify lipopolysaccharides (LPS) removal reagents and procedures. FITC-LPS conjugate may be used for the detection of LPA binding proteins and motifs.
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).

Biokémiai/fiziológiai hatások

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.

Elkészítési megjegyzés

The product is soluble in water (5 mg/ml) yielding a hazy, yellow to orange solution. 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. For cell culture use, LPS should be reconstituted by adding 1 ml of sterile balanced salt solution or cell culture medium to a vial (1 mg) and swirling gently until the powder dissolves. Solutions can be further diluted to the desired working concentration with additional sterile balanced salt solutions or cell culture media.

Egyéb megjegyzések

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

Piktogramok

Skull and crossbones

Figyelmeztetés

Danger

Figyelmeztető mondatok

Óvintézkedésre vonatkozó mondatok

Veszélyességi osztályok

Acute Tox. 2 Oral

Tárolási osztály kódja

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

WGK

WGK 3

Lobbanási pont (F)

Not applicable

Lobbanási pont (C)

Not applicable

Egyéni védőeszköz

Eyeshields, Gloves, type N95 (US)


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Analitikai tanúsítványok (COA)

Lot/Batch Number

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Dokumentumtár megtekintése

Yannick Boege et al.
Cancer cell, 32(3), 342-359 (2017-09-13)
Concomitant hepatocyte apoptosis and regeneration is a hallmark of chronic liver diseases (CLDs) predisposing to hepatocellular carcinoma (HCC). Here, we mechanistically link caspase-8-dependent apoptosis to HCC development via proliferation- and replication-associated DNA damage. Proliferation-associated replication stress, DNA damage, and genetic
Saurabh Srivastava et al.
Antimicrobial agents and chemotherapy, 57(6), 2457-2466 (2013-03-13)
Temporin L (TempL) is a 13-residue frog antimicrobial peptide that shows moderate bactericidal activity and antiendotoxin properties in macrophages. We envisioned that, due to its very hydrophobic nature, the peptide might fail to show its desired biological properties. It was
Bin Li et al.
International journal of molecular sciences, 15(1), 1143-1161 (2014-01-21)
Innate immunity is the first line of defense in human beings against pathogen infection; monocytes/macrophages are the primary cells of the innate immune system. Recently, macrophages/monocytes have been discovered to participate in LPS clearance, and the clearance efficiency determines the
Amit Kumar et al.
Scientific reports, 7, 39925-39925 (2017-01-05)
To become clinically effective, antimicrobial peptides (AMPs) should be non-cytotoxic to host cells. Piscidins are a group of fish-derived AMPs with potent antimicrobial and antiendotoxin activities but limited by extreme cytotoxicity. We conjectured that introduction of cationic residue(s) at the
Takashi Orimo et al.
International immunology, 31(10), 657-668 (2019-01-29)
Cholera toxin B (CTB) is a subunit of cholera toxin, a bacterial enterotoxin secreted by Vibrio cholerae and also functions as an immune adjuvant. However, it remains unclear how CTB activates immune cells. We here evaluated whether or how CTB

Cikkek

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

Tudóscsoportunk valamennyi kutatási területen rendelkezik tapasztalattal, beleértve az élettudományt, az anyagtudományt, a kémiai szintézist, a kromatográfiát, az analitikát és még sok más területet.

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