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Merck
CN
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安全信息

C1655

Sigma-Aldrich

Cholera Toxin B subunit

FITC conjugate, lyophilized powder

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别名:
CTB
MDL编号:
UNSPSC代码:
12352200
PubChem化学物质编号:
NACRES:
NA.77

偶联物

FITC conjugate

质量水平

形式

lyophilized powder

分子量

~12 kDa

组成

Protein, ~20% Lowry

标记范围

~1.0 mol FITC per mol protein

储存温度

2-8°C

SMILES字符串

CCOc1ccccc1C(=O)Nc2ccc(Cl)c(c2)C(F)(F)F

InChI

1S/C16H13ClF3NO2/c1-2-23-14-6-4-3-5-11(14)15(22)21-10-7-8-13(17)12(9-10)16(18,19)20/h3-9H,2H2,1H3,(H,21,22)

InChI key

YDXZSNHARVUYNM-UHFFFAOYSA-N

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应用

Cholera Toxin B subunit-fluorescein isothiocyanate (FITC) conjugate has been used as a fluorescent tracer:
  • to label distal cerebrospinal fluid-contacting neurons (dCSF-CNs) in lateral ventricles of rat
  • to stain epididymal sperms of mice
  • to stain peritoneal macrophages of mice

生化/生理作用

The cholera toxin B subunit is used for track tracing in neurological research, taking advantage of GM1 ganglioside binding and retrograde transport. Tissue culture cells treated with cholera toxin are not killed and tissues of animals do not become necrotic.

特点和优势

This compound is a featured product for Cyclic Nucleotide research. Click here to discover more featured Cyclic Nucleotide products. Learn more about bioactive small molecules for other areas of research at sigma.com/discover-bsm.

外形

Lyophilized powder containing Tris buffer salts, sodium chloride, sodium EDTA and sodium azide

分析说明

Activity measured by ELISA using ganglioside GM1 coated multiwell plates, rabbit anti-cholera toxin B subunit antibodies, and peroxidase-labeled goat anti-rabbit IgG as the second antibody. 50% saturation of binding was achieved with 0.01-1 μg of the cholera toxin B subunit-FITC conjugate per mL.

象形图

Exclamation mark

警示用语:

Warning

危险声明

危险分类

Acute Tox. 4 Inhalation - Aquatic Chronic 3

WGK

WGK 2

闪点(°F)

Not applicable

闪点(°C)

Not applicable

法规信息

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