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2
votes
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Which method would more accurately help to identify the unknown concentration of a protein sample between the A280 and the Bradford methods?

I quantified my protein using the standard Bradford method and the A280 methods and obtained values that were far off from the theoretical value of the protein of interest, and therefore was wondering ...
1
vote
0answers
37 views

Why HIS tag is not detected in WB or dot blot?

I would like to know why the recombinant protein with his tag at c terminus is not being detected neither in western blot or dot blot. I'm trying to validate protein expression of four proteins. ...