Nanocomposites of Graphene with Ferrocene or Hemin: Preparation and Application in Electrochemical Sensing

Figure 1

(a) Scheme illustrating the biosensing of cholesterol ester mediated by Fc-GO on SPE. (b) Cyclic voltammetric response of the biosensors toward cholesterol ester, uric acid, and glucose in the (A) absence and (B) presence of the respective analytes. (Reprinted with permission from [16]. Copyright 2013 American Chemical Society).

(a)

(b)