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CN
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主要文件

安全信息

S9399

Sigma-Aldrich

Staphylococcal enterotoxin A

from Staphylococcus aureus, lyophilized powder, enterotoxin

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About This Item

MDL编号:
UNSPSC代码:
12352200
NACRES:
NA.77

产品名称

金黄色葡萄球菌肠毒素A 来源于金黄色葡萄球菌,

包含

sodium phosphate buffer as balance

质量水平

组成

Protein, ~10% Lowry

存货情况

not available in USA

杂质

Staphylococcal enterotoxin B (SEB), essentially free

溶解性

H2O: complete 1 mg/ml, clear, colorless

储存温度

2-8°C

一般描述

葡萄球菌肠毒素A属于葡萄球菌外毒素家族。它由金黄色葡萄球菌分泌,后者是一种革兰氏阳性菌。

应用

在TRANSIA检测试剂盒、RIDASCREEN检测试剂盒和Vidas Set 2方法的验证中,已使用来自金黄色葡萄球菌的葡萄球菌肠毒素A作为外标。用于小鼠脾细胞的体外毒素刺激。
通过给小鼠腹腔注射来自金黄色葡萄球菌的葡萄球菌肠毒素A诱导败血症。10

生化/生理作用

来自金黄色葡萄球菌的葡萄球菌肠毒素A是引起食物中毒的主要病原体。浓度低至0.5 mg/ml就足以导致恶心、呕吐、腹泻和痉挛。8 它能刺激外周血淋巴细胞的增殖,诱导干扰素的产生,对抵抗金黄色葡萄球菌感染的肠道免疫具有重要作用。9 它是T淋巴细胞的超级抗原。

包装

包装尺寸基于蛋白质含量

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产品编号
说明
价格

象形图

Exclamation mark

警示用语:

Warning

危险声明

危险分类

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral

储存分类代码

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

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves

法规信息

高风险级别生物产品--毒素类产品

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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访问文档库

Staphylococcal enterotoxin A (SEA).
L Spero et al.
Methods in enzymology, 78(Pt A), 331-336 (1981-01-01)
Marcin Kłak et al.
Scandinavian journal of infectious diseases, 42(5), 351-358 (2010-01-27)
Haemostatic balance shifts towards pro-coagulation during infection. Plasminogen, a key molecule of fibrinolysis, may play an important role in the pathogenesis of staphylococcal infections. In the present study, we assessed the impact of inhibition of plasminogen activation by tranexamic acid
Hongshi Yu et al.
BMC genomics, 10, 416-416 (2009-09-08)
WNT4 is a critical signalling molecule in embryogenesis and homeostasis, but the elements that control its transcriptional regulation are largely unknown. This study uses comparative cross species sequence and functional analyses between humans and a marsupial (the tammar wallaby,Macropus eugenii)
Determination of staphylococcal enterotoxins in cheese by immunoenzyme assays
<BIG>Jankovic V, et al.</BIG>
Archives of Biological Sciences, 64, 1449-1454 (2012)
Dong Zhang et al.
Oncoimmunology, 9(1), 1744921-1744921 (2020-04-22)
T cell immunoglobulin and mucin domain-3 (TIM-3) is an immune checkpoint that regulates normal immune responses but can be exploited by tumor cells to evade immune surveillance. TIM-3 is primarily expressed on immune cells, particularly on dysfunctional and exhausted T

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