Amino-Functionalization of Carbon Nanotubes by Using a Factorial Design: Human Cardiac Troponin T Immunosensing Application

Figure 5

Influence of (a) pH values, (b) ionic strength of the PBS, and (c) the amount of the mAb-cTnT-HRP on the cathodic peak current of the SPCE. Measurements obtained by CVs experiments in presence of the 1.5 mmol L⁻¹ H₂O₂.

(a)

(b)

(c)