Go Green and Eliminate the Carcinogens from DNA & RNA Analysis
Posted by
The Protein Man on Apr 11, 2012 3:12:00 PM
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Topics: Molecular Biology
7 Common Problems with Western transfer Solved
Posted by
The Protein Man on Mar 21, 2012 10:06:00 AM
The aim of this blog is to highlight some of the routine problems that occur with Western blotting and suggest possible solutions. The 7 common problems are:
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Topics: Western Blotting, Protein Electrophoresis
Last week we reviewed some key factors to consider when coupling a label (biotin) to a protein. The main factors considered were:
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Topics: Protein Labeling
Biotin Labeling: Key Points to Selecting Your Biotin Agent
Posted by
The Protein Man on Mar 2, 2012 10:34:00 AM
Biotin, a 244 Dalton vitamin (Vitamin H) molecule, exhibits an extraordinary binding affinity for avidin (Ka=1015M-1) and streptavidin. Biotin and avidin interaction is rapid and once the bond is established it can survive up to 3M guanidine-hydrochloride and extremes of pH.
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Topics: Protein Purification, Protein Labeling