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Methylene blue (MB)/anti-tetracycline (TET) aptamer/DpAu/glassy carbon electrode (GCE) immunosensor fabrication process (a), cyclic voltammograms (CVs) of different modification processes of GCE (b), scanning electron microscope (SEM) image of dispersed AuNPs over GCE (c), aptasensor specificity in the presence of different interferences (d). Reproduced from ESG [71].
