Research Article

Differential Proteome Profiling Using iTRAQ in Microalbuminuric and Normoalbuminuric Type 2 Diabetic Patients

Figure 5

Differentially excreted proteins by 2-DE in microalbuminuria versus normoalbuminuria. (a) Representative whole 2-DE images of normoalbuminuric (NA) and microalbuminuric (MA) urine. Total protein (100 μg) samples were loaded onto IPG strips (pH 4–7, nonlinear) for IEF and separated in the second dimension on a 12% polyacrylamide gel. The horizontal and vertical axes represent pI and molecular weight, respectively. The arrowed numbers denote for differentially excreted proteins and correspond to the proteins in Table 3. (b) Magnified sections of differentially excreted proteins in the 2-DE gel. Some arrowed proteins in the 2-DE gel (Figure 5(a)) were magnified side by side to compare their relative expression.
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