October 4, 2013

National Diagnostics continues its tradition of bringing laboratories more high quality options for scientific research by introducing three new p

July 23, 2012

National Diagnostics announces the release of a new, ultra-high sensitivity reagent for HRP mediated Western Blotting.

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  • Articles : Gel Electrophoresis of Proteins

Gel Electrophoresis of Proteins


Isotachophoresis is a method of electrophoresis which employs the basic principles of the stacking gel phase of multiphasic systems discussed in th

Sample Preparation for SDS-PAGE

SDS is a powerful detergent, which will solubilize many cells and tissues.

Gel Preparation for SDS-PAGE

Two categories of buffer systems are available for SDS PAGE: continuous and

Casting Gradient Gels

Gradient gels are cast with a higher concentration of acrylamide at the bottom than the top.

Measuring Molecular Weight with SDS-PAGE

The mobility (Rf) of a molecule in gel electrophoresis is determined by its free solution mobility, Y0 (= mobility in a gel o


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