推荐产品
生物来源
rabbit
偶联物
horse radish peroxidase (HRP) conjugate
抗体形式
IgG fraction of antiserum
抗体产品类型
primary antibodies
克隆
polyclonal
描述
Research area: Microbiome
表单
lyophilized powder
分子量
25-30 kDa
种属反应性
Staphylococcus aureus
浓度
~4 mg/mL
技术
direct ELISA: 1:8,000-1:16,000 using 1 μg/mL Staphylococcal Enterotoxin B for coating.
UniProt登记号
运输
dry ice
储存温度
−20°C
靶向翻译后修饰
unmodified
一般描述
Staphylococcus aureus is a Gram positive bacterium, that cause diseases in human population including food poisoning and toxic shock syndrome.1 S. aureus express several secreted virulence factors, such as various enzymes, cytotoxins, exotoxins, and exfoliative toxins.1 Exotoxins include more than 20 serologically classified staphylococcal enterotoxins (SEs), the best characterize are the SEs A, B through V and toxic shock syndrome toxin-1 (TSST-1), these enterotoxins are similar in activity, sequence, structure and molecular weight (~25-30 kDa).1
特异性
Anti- Staphylococcal Enterotoxin B- peroxidase antibody specifically recognizes Staphylococcal Enterotoxin B (SEB) and has no cross reactivity with Staphylococcal Enterotoxin A (SEA), Cholera Toxin or Pseudomonas Exotoxin A.
免疫原
purified Enterotoxin B from Staphylococcus aureus
应用
The antibody may be used in various immunochemical techniques including ELISA.
生化/生理作用
SEA and SEB are known as superantigens due to their ability to bind class II MHC molecules on antigen presenting cells and stimulate extensive T-cells activation followed by massive cytokine release leading to an acute toxic shock.1-4
SE proteins have a significant resistance to heat and acid, it is also resistant to gastrointestinal proteases including pepsin, trypsin, rennin and papain. Thus, killing the S. aureus bacteria may not be sufficient to eliminate these superantigens risk from causing food poisoning.
SE proteins have a significant resistance to heat and acid, it is also resistant to gastrointestinal proteases including pepsin, trypsin, rennin and papain. Thus, killing the S. aureus bacteria may not be sufficient to eliminate these superantigens risk from causing food poisoning.
外形
Supplied as a lyophilized powder.
储存及稳定性
Store the lyophilized product at 2–8 °C. For extended storage after reconstitution, keep at –20 °C in working aliquots. Avoid repeated freeze-thaw cycles. For continuous use after reconstitution, keep at 2–8 °C for up to 1 month. Solutions at working dilution should be discarded if not used within 12 hours.
免责声明
For U.S. Customers: Contains mercury; Do not place in trash - dispose according to local, state, or federal laws.
Unless otherwise stated in our catalog our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.
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储存分类代码
11 - Combustible Solids
WGK
WGK 2
闪点(°F)
Not applicable
闪点(°C)
Not applicable
法规信息
常规特殊物品
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