protein assay

What Colour Shows A Positive Result In The Biuret Test For Protein?

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What Colour Shows A Positive Result In The Biuret Test For Protein? Biuret reagent is an alkaline solution of 1% CuSO4, copper sulfate. The violet color is a positive test for the presence of protein, and the intensity of the color is proportional to the number of peptide bonds in the solution. What is the

What Is The Principle Of Bradford Protein Assay?

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What Is The Principle Of Bradford Protein Assay? The Bradford protein assay is used to measure the concentration of total protein in a sample. The principle of this assay is that the binding of protein molecules to Coomassie dye under acidic conditions results in a color change from brown to blue. How does Bradford assay