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- 详细信息
- 文献和实验
- 技术资料
- 保存条件:
Store at -20°C; keep this chemical dry and dark.
- 保质期:
见COA
- 库存:
大量
- 供应商:
北京辰辉创聚生物技术有限公司
- CAS号:
135743-28-1
- 规格:
1mg;100mg;1g;Bulk

| 产品信息
品名:NebuChem™ 2-Chloro-4-nitrophenyl β-D-cellobioside
货号:NBC-243274
品牌:Nebulabio
规格:1mg;100mg;1g;Bulk
别名:2-Chloro-4-nitrophenyl O-β-D-glucopyranosyl-(1→4)-β-D-glucopyranoside
| 产品属性
CAS号:135743-28-1
分子式:C18H24ClNO13
分子量:497.84
溶解度:DMSO, H2O, Methanol
外观:See COA
储存条件:Keep dry, cool and dark.
For Research Use Only!
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文献和实验邻硝基苯-β-吡喃半乳糖苷 O-nitrophenyl-β-D-galactopyranoside
缩写为 ONPG。是广泛利用于β -半乳糖苷酶活力测定的底物。水解后可游离出邻硝基酚,由于邻硝基酚在碱性条件下呈黄色( 420毫微米光吸收),所以容易进行比色定量。另外利用这种性质,还可用于分离各种代谢调节突变株。
β-Galactosidase Enzyme Assay System with Reporter Lysis Buffer
to an equal volume of Assay 2X Buffer, which contains the substrate ONPG (o-nitrophenyl-beta-D-galactopyranoside). Samples are incubated for 30 minutes, during which time the Beta-Galactosidase hydrolyzes the colorless substrate to o-nitrophenyl
and section tissues. Additionally, β-Galactosidase (β-gal) is a popular reporter for detecting the expression of endogenous or exogenous genes. We reveal that 6-chloro-3-indoxyl-β-d -galactopyranoside (S-gal) is a more sensitive substrate for β-gal activity
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