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. 2022 Nov 23;30(4):523–537. doi: 10.38212/2224-6614.3431

Fig. 2.

Fig. 2

Mechanism of electrochemical detection of biogenic enzymes using nanosensors: the shift in the redox potential of the HRP enzyme after reaction with biogenic amines is detected by an electrode attached to the electrochemical analyzer, which displays the electrical signals indicating the presence of biogenic amines in fermented foods.