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Electrophoresis reagents and kits

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Prefractionation Kits

 

Characterization of a complex protein mixture by 2-D electrophoresis requires the ability to resolve and identify proteins over a broad dynamic range.

In order to resolve less abundant proteins, it is often necessary to reduce the complexity of a total protein mixture. It is common to employ any number of fractionation schemes to this end depending upon the user's objectives. These methods generally include fractionation based on size exclusion, charge, hydrophobicity, binding affinity, or some other type of selectivity.

 

Albumin removal kit

Albumin is abundant in serum and plasma and can obscure many surrounding proteins in one andtwo-dimensional gels. The Genomic Solutions albumin removal kit contains a mini-spin column of CibachronT blue dye covalently linked to agarose beads. The dye preferentially binds albumin and is used to reduce albumin in samples prior to electrophoresis.

Reference
Description
Documentation
0070-3701 Albumin Removal Kit for plasma and serum
0070-3702 Cibachron Blue Resin Mini-Spin Columns (5 per pack)
0070-3703 Albumin Binding Buffer, 25 ml
0080-0172 Sample Buffer Mix, 25 ml

 

Glycoprotein Enrichment Kit

One type of enrichment protocol is based on lectin binding to specific glycoproteins. Concanavilin A (ConA) is a 55 kd protein isolated from Canavalia ensiformis (Jack Bean) and has an affinity for terminal .-D glucosyl proteins. ConA can selectively enrich for glycoproteins with these specific moieties and reduce the complexity of a protein lysate or serum sample.

The Genomic Solutions Glycoprotein Enrichment Kit contains Concanavilin A bound to fast flow Sepharose® 4B in a spin column format. The kit is designed to be used prior to isoelectric focusing and 2-D electrophoresis.

 

Reference
Description
Documentation

0080-0235

Glycoprotein Enrichment Kit (for 6 samples)

  • Binding Buffer, 10 ml
  • Wash Buffer, 3 ml
  • 25N NaOH, 100 µl
  • Elution Buffer, 2 ml
  • 6 ConA Columns, each containing 0.5-0.8 mg of packed ConA;
  • 6 MicroconT Amicon YM3 Columns
80-0235_Glycoprotein Enrichment Kit
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