Figure 4

DPV responses of immunosensor in presence of various conditions (a): 10 ng/mL LC3B-II and 0 ng/mL Beclin-1(i); 0 ng/mL LC3B-II and 10 ng/mL Beclin-1(ii); 10 ng/mL LC3B-II and 10 ng/mL Beclin-1(iii).Specificity of the immunosensor (b): current response of the immunosensor to 10 ng/mL LC3B-II and Beclin-1, and 100 ng/mL interfering substances of IgG, BSA, Actin, Glucose and GAPDH.