Selective Electrochemical Determination of Etoposide Using a Molecularly Imprinted Overoxidized Polypyrrole Coated Glassy Carbon Electrode

Figure 4

3D AFM tapping mode images (12.5 μm ×12.5 μm) corresponding to (a) NIP film, (b) MIP film, and (c) overoxidized MIP film.

(a)

(b)

(c)