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. Author manuscript; available in PMC: 2014 Nov 17.
Published in final edited form as: Electrophoresis. 2012 Aug;33(16):2516–2526. doi: 10.1002/elps.201200031

Figure 1.

Figure 1

Schematic representation of the four sample fractionation techniques used in the study: 1-D Preparative PAGE, 1-D PAGE, 2-D PAGE, and IEF-IPG on immobilized pH gradient strips.