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Na+. Na+. Na+. Positively charged counterions. Na+. Na+. Na+. Na+. Na+. Na+. Na+. Rinse in buffer, add ionic compounds. Positive charges (triangles) stick. Negatives (squares) and neutrals (pentagons) do not stick. Na+. Na+. Na+. Na+. Na+. Na+. Negatively charged groups (red). - PowerPoint PPT Presentation
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Na+
Negatively charged groups (red)
Na+
Na+
Na+
Na+
Na+
Na+
Na+Na+Na+
Na+
Na+
Na+
Na+
Na+ Na+
Positively charged counterions
Rinse in buffer, add ionic compounds. Positive charges (triangles) stick. Negatives (squares) and neutrals (pentagons) do not stick
Na+Na+
Na+
Na+
Sodium ions replaced by positively charged ions
Rinse
Cation Exchange Chromatography
From Wikipedia Commons, Author=Jeffrey M. Vinocurhttp://en.wikipedia.org/wiki/File:Gel_electrophoresis_apparatus.JPG
From Wikipedia Commons. Author = Dr d12http://en.wikipedia.org/wiki/File:DNAgel4wiki.png
