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Merck
모든 사진(2)

Key Documents

L9641

Sigma-Aldrich

Lipopolysaccharides (rough strains) from Escherichia coli EH100 (Ra mutant)

동의어(들):

LPS

로그인조직 및 계약 가격 보기


About This Item

EC Number:
MDL number:
UNSPSC 코드:
12352201
NACRES:
NA.25

생물학적 소스

Escherichia coli (EH100 Ra mutant)

Quality Level

형태

lyophilized powder

불순물

<3% Protein (Lowry)

색상

white to yellow

solubility

water: 4.90-5.10 mg/mL, cloudy to turbid, colorless to faintly yellow

배송 상태

ambient

저장 온도

2-8°C

일반 설명

This product is phenol:chloroform:petroleum ether extracted from E. coli EH 100 (Ra mutant). The source strain is from a private collection.

생화학적/생리학적 작용

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.

제조 메모

Prepared by phenol-chloroform-petroleum ether extraction.

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.

기타 정보

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

픽토그램

Skull and crossbones

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

Acute Tox. 2 Oral

Storage Class Code

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

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

개인 보호 장비

Eyeshields, Gloves, type N95 (US)


시험 성적서(COA)

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문서

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

자사의 과학자팀은 생명 과학, 재료 과학, 화학 합성, 크로마토그래피, 분석 및 기타 많은 영역을 포함한 모든 과학 분야에 경험이 있습니다..

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