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. 2016 Jun 30;8(7):249. doi: 10.3390/polym8070249

Figure 2.

Figure 2

(a) Synthesis protocol of PPy-NDFLG on a flexible substrate; (b) Schematic illustration of the reaction steps for the fabrication of the aptasensor platform based on PPy-NDFLG conjugated with an anti-VEGF aptamer. Reprinted with permission from [11]. Copyright 2012, American Chemical Society. CVD: chemical vapor deposition; PPy-NDFLG: Polypyrrole-converted nitrogen-doped few-layer graphene; PMMA: poly(methyl methacrylate; DAN: 1,5-diaminonaphthalene; anti-VEGF: antivascular endothelial growth factor.