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Merck
CN

A9543

Sigma-Aldrich

牛血清白蛋白 来源于牛血清

heat shock fraction, low endotoxin, pH 7, ≥98%

别名:

BSA, 牛白蛋白, 牛血清白蛋白

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About This Item

CAS号:
EC 号:
MDL编号:
UNSPSC代码:
12352202
NACRES:
NA.27

生物来源

bovine

质量水平

方案

≥98%

表单

lyophilized powder

分子量

~66 kDa

纯化方式

heat shock fractionation

包装

poly bottle of

来源

USA origin

技术

ELISA: suitable
electrophoresis: suitable
western blot: suitable

杂质

≤1.0 EU/mg endotoxin

缺失

≤5%

pH值(酸碱度)

7

溶解性

water: soluble (40 mg/ml)

UniProt登记号

异质活性

BT virus, none detected
VSV virus, none detected

储存温度

2-8°C

基因信息

bovine ... ALB(280717)

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应用

This A9543 BSA product has been used in various systems, including:
  • NRK-52E rat kidney epithelioid cells: Ochiai, H. et al., J. Virol., 67(11), 6811-6814 (1993)
  • Neonatal porcine pancreatic islets: Ellis, C.E. et al., Islets, 5(5), 216-225 (2013)
  • Mouse:
Lee, D. et al., Am. J. Physiol. Renal Physiol., 304(7), F1009-F1019 (2013)
Girbl, T. et al., Immunity, 49(6), 1062-1076.e6 (2018)
  • iPSC cell line: Martin, H.C. et al., Science, 362(6419), 1161-1164 (2018).

生化/生理作用

BSA的某些构象和初级序列表位是人类对牛肉和牛奶过敏中的可疑过敏原。

特点和优势

  • Heat shock fractionated
  • Low endotoxin

制备说明

血清白蛋白可能也会被称为Fraction V。该命名惯例取自使用冷乙醇沉淀对血清蛋白进行分级的原始Cohn法。 血清白蛋白可在采用Cohn′法的第五乙醇分级中发现。 从此,有些人便开始使用“Fraction V”这一术语来描述血清白蛋白,无论使用的是什么制备方法。 也有人在使用该术语来描述通过乙醇分级方法而纯化得到血清白蛋白,而这种方法是相对于原始的Cohn法一直在得到高度的改良。Sigma-Aldrich生产和分销从各种主要方法纯化得到的血清白蛋白,包括真正的Cohn分级法、改良的乙醇分级方法、热休克和色谱法。 更多的纯化步骤包括结晶或木炭过滤。
Prepared using heat shock fractionation

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)

法规信息

新产品

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Anna Barkaway et al.
Immunity, 54(7), 1494-1510 (2021-05-26)
Aging is associated with dysregulated immune functions. Here, we investigated the impact of age on neutrophil diapedesis. Using confocal intravital microscopy, we found that in aged mice, neutrophils adhered to vascular endothelium in inflamed tissues but exhibited a high frequency
Natalia Reglero-Real et al.
Immunity, 54(9), 1989-2004 (2021-08-08)
The migration of neutrophils from the blood circulation to sites of infection or injury is a key immune response and requires the breaching of endothelial cells (ECs) that line the inner aspect of blood vessels. Unregulated neutrophil transendothelial cell migration
Marcos V A S Navarro et al.
PLoS biology, 9(2), e1000588-e1000588 (2011-02-10)
The bacterial second messenger bis-(3'-5') cyclic dimeric guanosine monophosphate (c-di-GMP) has emerged as a central regulator for biofilm formation. Increased cellular c-di-GMP levels lead to stable cell attachment, which in Pseudomonas fluorescens requires the transmembrane receptor LapD. LapD exhibits a
Manoj K Pandey et al.
Molecular pharmacology, 75(3), 525-533 (2008-12-24)
The aim of the current study is to determine whether butein (3,4,2',4'-tetrahydroxychalcone) exhibits antiproliferative effects against tumor cells through suppression of the signal transducer and activator of transcription 3 (STAT3) activation pathway. We investigated the effects of butein on constitutive
Tânia Veiga et al.
Eukaryotic cell, 11(2), 238-249 (2011-12-14)
The industrial production of penicillin G by Penicillium chrysogenum requires the supplementation of the growth medium with the side chain precursor phenylacetate. The growth of P. chrysogenum with phenylalanine as the sole nitrogen source resulted in the extracellular production of

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