Merck
CN

P2714

Sigma-Aldrich

蛋白酶抑制剂混合物粉末

for general use, lyophilized powder

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别名:
Protease Inhibitor Cocktail from bovine lung, Protease Inhibitor Mix, Protease inhibitor
NACRES:
NA.77

生物来源

bovine lung

质量水平

形式

lyophilized powder

储存温度

−20°C

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一般描述

The protease inhibitor cocktail has been optimized and tested for general use. It consists of water-soluble protease inhibitors that effectively inhibit serine, cysteine, and metalloproteases. This product is supplied as a lyophilized powder.

特异性

抑制丝氨酸、半胱氨酸和金属蛋白酶。

应用

Protease Inhibitor Cocktail powder has been used as a component:
  • in radioimmunoprecipitation assay buffer to lyse the avian crystalline lens samples for western blot analysis
  • in phosphate buffer solution (PBS) for grinding recombinant protein expressed leaves to purify virus-like particles (VLPs)
  • in PBS to dissolve lyophilized skin secretion sample of A. loloensis for peptide purification
  • in 0.1 M NaCl solution to wash and collect skin secretions of frog

生化/生理作用

该复合物中的组分,比如AEBSF和抑肽酶可抑制丝氨酸蛋白酶,包括胰蛋白酶、胰凝乳蛋白酶和纤溶酶等。 苯丁抑制素抑制氨肽酶。 E-64 抑制半胱氨酸蛋白酶。EDTA 是金属蛋白酶的抑制剂。 亮抑酶肽对于丝氨酸和半胱氨酸蛋白酶都可起作用。

组分

该复合物组分包括:

AEBSF,2 mM
抑肽酶(Aprotinin),0.3 μM
抑氨肽素(Bestatin),116 μ
E-64,14 μM
EDTA,1 mM
亮抑酶肽(Leupeptin),1 μM

每种组分各具特定的抑制特性。

注意

冻干粉末在 -20°C 可稳定保存 4 年。

数量

一瓶可制备100mL混合液,其足以用于抑制约20克细胞提取物中的蛋白酶。

并非所有提取物都含有相同水平的内源酶,并且可能需要调整所需的混合液用量。

制备说明

该产品以冻干粉形式提供。 一瓶制备 100 mL 混合液

其他说明

For R&D use only. Not for drug, household, or other uses. Please consult the Safety Data Sheet for information regarding hazards and safe handling practices.

象形图

Exclamation mark

警示用语:

Warning

危险声明

危险分类

Eye Irrit. 2 - Skin Irrit. 2

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

法规信息

常规特殊物品

分析证书(COA)

输入产品批号来搜索 分析证书(COA) 。批号可以在产品标签上"批“ (Lot或Batch)字后找到。

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示例

T1503
货号
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25G
包装规格/数量

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1000309185

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批号可以在产品标签上"批“ (Lot或Batch)字后面找到。

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  • 如果您查询到的批号为 TO09019TO 等,请输入去除前两位字母的批号:09019TO。

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索取COA

  1. How much of Product P2714, Protease Inhibitor Cocktail, needs to be used in cell lysates?

    One bottle is recommended for the inhibition of proteases present in a maximum of 20 grams of cell extract.

  2. How should I dissolve and store Product P2714, Protease Inhibitor Cocktail?

    You can dissolve the product in 10 ml of water to make a 10X stock solution and then dilute 1:10 for use.  Aliquots can be stored at -20 C for 1 month.

  3. How much of Product P2714, Protease Inhibitor Cocktail, should I use with serum? 

    Dilute the contents of the vial in 10 mL of water, yielding a 10X initial concentration . Then dilute the stock 1:10 in the serum (1 part of inhibitor solution to 10 parts of serum). This would be a 1:100 dilution (containing the concentrations of each inhibitor as listed on the data sheet) in the serum. This is true for most cell lysates, serum, and culture media.

  4. Can Product P2714, Protease Inhibitor Cocktail, be used with ELISA?

    Yes, because it is water based.

  5. Can Product P2714, Protease Inhibitor Cocktail,be used with Nickel columns?

    No because it contains EDTA.

  6. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  7. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  8. How do I find price and availability?

    There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers.

  9. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

  10. What is the difference between Protease Inhibitors S8820 and P2714?

    S8820 is the tablet version of P2714.  

  11. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

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Nature communications, 10(1), 3545-3545 (2019-08-09)
Tens of millions suffer from insulin deficiency (ID); a defect leading to severe metabolic imbalance and death. The only means for management of ID is insulin therapy; yet, this approach is sub-optimal and causes life-threatening hypoglycemia. Hence, ID represents a
Céline Méhats et al.
PloS one, 3(10), e3445-e3445 (2008-10-23)
Prolonged neonatal exposure to hyperoxia is associated with high mortality, leukocyte influx in airspaces, and impaired alveolarization. Inhibitors of type 4 phosphodiesterases are potent anti-inflammatory drugs now proposed for lung disorders. The current study was undertaken to determine the effects
Five novel antimicrobial peptides from skin secretions of the frog, Amolops loloensis
Wang M, et al.
Journal of biological and chemical chronicles, 155(1), 72-76 (2010)
Safety and immunogenicity of plant-produced African horse sickness virus-like particles in horses
Dennis SJ, et al.
Veterninary Research, 49(1), 1-6 (2018)
F Maier et al.
Osteoarthritis and cartilage, 27(9), 1382-1391 (2019-05-24)
Given the structural changes associated with the progression of Osteoarthritis (OA), we hypothesized that patterns of through-thickness, large-strain shear evolve with early-stage OA. We therefore aimed to determine whether and how patterns of shear strains change during early-stage OA to

商品

While aprotinin and bovine pancreatic trypsin inhibitor (BPTI) are the same protein sequence, the term aprotinin is typically used when describing the protein derived from bovine lung.

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