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Merck
모든 사진(1)

주요 문서

10269611001

Roche

Neuraminidase (Sialidase)

from Arthrobacter ureafaciens

동의어(들):

PCR, taq

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About This Item

효소 위원회 번호:
UNSPSC 코드:
12352204

생물학적 소스

bacterial (Arthrobacter ureafaciens)

Quality Level

형태

solution

특이 활성도

~25 units/mg protein

포장

pkg of 1 U (100 μl)

제조업체/상표

Roche

최적 pH

5.0-5.5

저장 온도

2-8°C

일반 설명

Neuraminidase hydrolyzes terminal N- or O-acylneuraminic acids which are α2,3-, α2,6-, or α2,8-linked (rate: α2,6 > α2,3 > α2,8) to oligosaccharides, polysaccharides, mucopolysaccharides, glycoproteins, and glycolipids. Noteworthy, for the hydrolysis of glycolipids, the presence of a detergent is necessary. Because of the broad substrate specificity, the enzyme is very well suited for the complete removal of sialic acids from glycoconjugates of a wide variety of biological materials.

특이성

Cleaves terminal sialic-acid residues that are α2,3-, α2,6-, or α2,8-linked to Gal, GlcNAc, GalNAc, AcNeu, GlcNeu, oligosaccharides, glycolipids, or glycoproteins. Relative rate of cleavage is α2,6 >α2,3 >α2,8, determined on bonds in tri- and tetrasaccharides.

애플리케이션

  • cell surface lectin array analysis.
  • hemagglutination assays.
  • cell adhesion assay.
For the hydrolysis of glycolipids, the presence of a detergent is necessary. Because of the broad substrate specificity, the enzyme is very well suited for the complete removal of sialic acids from glycoconjugates of a wide variety of biological materials.
Neuraminidase has been used for the:
  • detection of the cell surface glycosylations in human anaplastic large cell lymphoma cells
  • release of sialic acid from cells
  • antibody-overlay lectin microarray

물리적 특성

This product is a mixture of isoenzymes (L, M1, M2 and S) with the following molecular weight values: ~ 52 kDa, 66 kDa and 88 kDa.

물리적 형태

Solution in 10 mM sodium phosphate, 0.1% Micr-O-Protect (w/v), 0.25 mg/ml bovine serum albumin, pH 7

제조 메모

Working concentration: Enzyme/substrate ratio should be in the range of 0.04 U/25-80 μg.

기타 정보

For life science research only. Not for use in diagnostic procedures.

픽토그램

Exclamation mark

신호어

Warning

유해 및 위험 성명서

Hazard Classifications

Skin Sens. 1

WGK

nwg

Flash Point (°F)

does not flash

Flash Point (°C)

does not flash


시험 성적서(COA)

제품의 로트/배치 번호를 입력하여 시험 성적서(COA)을 검색하십시오. 로트 및 배치 번호는 제품 라벨에 있는 ‘로트’ 또는 ‘배치’라는 용어 뒤에서 찾을 수 있습니다.

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문서 라이브러리에서 최근에 구매한 제품에 대한 문서를 찾아보세요.

문서 라이브러리 방문

Charting the Proteoform Landscape of Serum Proteins in Individual Donors by High-Resolution Native Mass Spectrometry.
Cramer, et al.
Analytical Chemistry, 94, 12732-12741 (2022)
Cellular entry of the porcine epidemic diarrhea virus
Li W, et al.
Virus Research, 226, 117-127 (2016)
Tomonori Kaifu et al.
The Journal of experimental medicine, 218(12) (2021-11-25)
Dendritic cell immunoreceptor (DCIR) is a C-type lectin receptor with a carbohydrate recognition domain and an immunoreceptor tyrosine-based inhibitory motif. Previously, we showed that Dcir-/- mice spontaneously develop autoimmune enthesitis and sialadenitis, and also develop metabolic bone abnormalities. However, the
Sialylation by ??galactoside ??2,6?sialyltransferase and N?glycans regulate cell adhesion and invasion in human anaplastic large cell lymphoma
Suzuki O, et al.
International Journal of Oncology, 46(3), 973-980 (2015)
Jiaqi Wu et al.
BioTechniques, 68(2), 85-90 (2020-01-16)
Carbohydrate-deficient transferrin (CDT) is a reliable biomarker for chronic alcohol abuse. We developed a method for CDT analysis by capillary isoelectric focusing, followed by immunodetection directly in the capillary, in an automated fashion and on a single platform (Peggy Sue™;

프로토콜

Neuraminidase can be used to cleave sialic acids from proteins. In this protocol, the enzyme from Vibrio cholerae is used on fixed cells.

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