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 2

Linear sweep voltammograms of PANI/CNT/Nf/Pt recorded before (a) and after successive addition of 0.5 mM NH4Cl (b–e) (PBS pH 7, scan rate 50 mV·s−1).