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Merck
CN

D2532

Sigma-Aldrich

Denhardt′s Solution 50x

for Northern and Southern blotting, solution

Synonym(s):

blocking reagent, blocking solution, denhardts, hybridization buffer, hybridization solution, northern blocking solution, pre-hybridization, southern blocking solution

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About This Item

UNSPSC Code:
12161700
NACRES:
NA.25

Key Documents

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Quality Level

300

form

solution

technique(s)

Southern blotting: suitable

foreign activity

DNAses, RNases, NICKases, endonucleases, and exonucleases, none detected

storage temp.

−20°C

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General description

Denhardt′s Solution is a blocking agent routinely used to reduce non-specific binding of detection reagents to the Northern and Southern Blot membranes. This 50x concentrate can be diluted to any concentration for use in a variety of pre-hybridization and hybridization buffers.

Preparation Note

Denhardt′s Solution is 1% Bovine Serum Albumin (BSA), 1 % Ficoll, and 1 % Polyvinylpyrrolidone (PVP) in water.

Storage Class Code

12 - Non Combustible Liquids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Information

含少量动物源组分生物产品
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Certificates of Analysis (COA)

Lot/Batch Number
0000484704
0000484704
0000411631
0000411631
0000375543

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It has long been a question whether Staphylococcus aureus, a major human pathogen, is able to develop natural competence for transformation by DNA. We previously showed that a novel staphylococcal secondary sigma factor, SigH, was a likely key component for
M A Hull et al.
Gut, 43(4), 525-536 (1998-11-21)
Basic fibroblast growth factor (bFGF) promotes angiogenesis and healing of gastric ulcers in rats, and bFGF expression is up regulated in such ulcers. However, little is known about expression of bFGF in human gastric mucosa. To investigate bFGF expression in
J Stokes et al.
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Gregor Obernosterer et al.
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Protocols

Northern & Southern Blot Protocols

Learn Northern and Southern blotting basics, with protocols and applications for macromolecule transfer to membrane supports.

Ficoll® 400 for Gradient Centrifugation

Ficoll 400® is a non-ionic polymer with high hydrophilicity and water solubility, suitable for various biological applications.

用于梯度离心的Ficoll® 400

Ficoll 400®是由蔗糖和环氧氯丙烷共聚而成的一种高度分支化的聚合物。Ficoll 400®是完全非离子性的。由于其含有丰富的羟基，Ficoll 400®具有很强的亲水性和水溶性。

Northern和Southern印迹实验方案及简介

Northern和Southern印迹简介：两种将大分子转移到膜支持物的常用方法。该文章还提供了Northern印迹和Southern印迹的实验方案。

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