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. 2018 Jul 5;18(7):2168. doi: 10.3390/s18072168

Figure 3.

Figure 3

EIS responses to all immunosensor fabrication steps for all immobilization procedures tested in this work: (a) Au-MBA-Ab; (b) Au-MBA-ProteinA/G-Ab; (c) Au-Cys-Ab; (d) Au-Cys-Ferrocene-Ab; (e) Cys-PAMAM-Ferrocene-Ab.