Figure 2.

Electrode modification pathway by drop-casting technique using green synthesis AuNPs from Ssp for the assembly of a sensor with carbon nanotubes-screen printed electrodes (CNT-SPE) for glucose detection and quantification. (a) Extract of Sargassum sp. by infusion method. (b) Green synthesis of AuNPs using Ssp extract. (c) AuNPs with an organic capping from Ssp compounds. (d) Drop-casting of AuNPs on CNT-SPE electrode and their interaction. (e) Semi-reaction of glucose oxidation on the CNT-SPE modified with AuNPs.