Figure 3: Validation of select proteins identified by proteomic analysis to have differential expression in diabetic vs nondiabetic patients. (A,B) Western blot analysis of decorin, cytochrome c oxidase subunit 6B1 (COX6B1), and 78 kDa glucose-regulated protein (GRP78) in nondiabetic and diabetic patients in subcutaneous fat vs omentum, respectively.