The purity of this material is not determined. The concentration of Protein A and Biotin are reported individually in the Certificate of Analysis. Please see the link below to review a sample or lot-specific Certificate:
https://www.sigmaaldrich.com/product/sigma/p2165#product-documentation
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偶联物
biotin conjugate
质量水平
表单
lyophilized powder
组成
Protein, ≥70% biuret
标记范围
3.0-8.0 mol biotin per mol Protein A
储存温度
2-8°C
一般描述
蛋白A（SpA）是由金黄色葡萄球菌产生的42kDa毒力因子，由5个高度同源的连续胞外Ig结合结构域组成，即结构域E、D、A、B和C。该蛋白存在于分泌的和膜相关形式。[1]
特异性
仅与大多数哺乳动物的IgG结合，除了大鼠、山羊和绵羊。
生化/生理作用
外形
含柠檬酸钠的冻干粉
制备说明
由P 6031制备，通过氨基己酰基间隔基通过酰胺键与生物素偶联。
免责声明
除非我们的产品目录或产品附带的其他公司文档另有说明，否则我们的产品仅供研究使用，不得用于任何其他目的，包括但不限于未经授权的商业用途、体外诊断用途、离体或体内治疗用途或任何类型的消费或应用于人类或动物。
其他客户在看
M Balasch et al.
Journal of comparative pathology, 121(2), 139-148 (1999-07-16)
This report describes the experimental inoculation of conventional pigs with a tissue homogenate obtained from two pigs affected with postweaning multisystemic wasting syndrome (PMWS). Eight 2-month-old pigs were inoculated by the intranasal route, and two pigs were left as uninfected
Anil K Pal et al.
Biosensors, 10(10) (2020-09-30)
We report a novel self-referenced diffraction-based leaky waveguide (LW) comprising a thin (~2 µm) film of a photofunctionalisable hydrogel created by covalent attachment of a biotinylated photocleavable linker to chitosan. Streptavidin attached to the chitosan via the photocleavable linker was
spa typing method for discriminating among Staphylococcus aureus isolates: implications for use of a single marker to detect genetic micro- and macrovariation.
Koreen L et al
Journal of Clinical Microbiology, 42(2), 792-799 (2004)
Regina Stoltenburg et al.
International journal of molecular sciences, 19(2) (2018-03-03)
New, as yet undiscovered aptamers for Protein A were identified by applying next generation sequencing (NGS) to a previously selected aptamer pool. This pool was obtained in a classical SELEX (Systematic Evolution of Ligands by EXponential enrichment) experiment using the
Scott D Kobayashi et al.
mBio, 4(5), e00764-e00713 (2013-10-03)
Staphylococcus aureus is a prominent cause of human infections worldwide and is notorious for its ability to acquire resistance to antibiotics. Methicillin-resistant S. aureus (MRSA), in particular, is endemic in hospitals and is the most frequent cause of community-associated bacterial
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