Research Article

The Development of an Amperometric Enzyme Biosensor Based on a Polyaniline-Multiwalled Carbon Nanocomposite for the Detection of a Chemotherapeutic Agent in Serum Samples from Patients

Figure 4

The current of the ammonium sensor vs. the concentration of at (a) different electrodeposition cycles and (b) different constant potentials.
(a)
(b)