Research Article
A Simple Ratiometric Electrochemical Aptasensor Based on Exonuclease III-Assisted Target Recycling for Ultrasensitive Detection of Prostate Specific Antigen
Figure 6
Specificity of the proposed aptasensor (PSA concentration was 10 ng·mL−1 and CEA, AFP, and HSA concentration was 100 ng·mL−1, respectively).