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. 2019 Sep 16;19(18):3990. doi: 10.3390/s19183990

Figure 2.

Figure 2

Schematic of the systematic protocol for SPCE surface modification and immunosensing. (PANI—polyaniline; AuNCs—gold nanocrystals; HSA—human serum albumin; Ab-HSA—anti-human serum albumin antibody; BSA—bovine serum albumin; EIS—electrochemical impedance spectroscopy).