A Novel and Disposable Enzyme-Labeled Amperometric Immunosensor Based on MWCNT Fibers for Listeria monocytogenes Detection

Figure 4

The influence comparison of different immobilization methods on the performance of immunosensor. (a) The change of current response before and after antigen-antibody combination for different methods. (b) Test operational stability for different methods.

(a)

(b)