Figure 4 | Scientific Reports

Figure 4

From: Explore how immobilization strategies affected immunosensor performance by comparing four methods for antibody immobilization on electrode surfaces

Figure 4

(a) Nyquist plots for different concentrations of ARV on GE-G-Chi-Au/PtNP-Glu-ARV/MAb-BSA; (b) Calibration curve of GE-G-Chi-Au/PtNP-Glu-ARV/MAb-BSA with different concentrations of ARV. Error bar = RSD (n = 5). (c) Nyquist plots for different concentrations of ARV on GE-G-Chi-Au/PtNP-EDC/NHS-ARV/MAb-BSA; (d) Calibration curve of GE-G-Chi-Au/PtNP-EDC/NHS-ARV/MAb-BSA with different concentrations of ARV. Error bar = RSD (n = 5). (e) Nyquist plots for different concentrations of ARV on GE-G-Chi-Au/PtNP-ARV/MAb-BSA; (f) Calibration curve for GE-G-Chi-Au/PtNP-ARV/MAb-BSA with different concentrations of ARV. Error bar = RSD (n = 5). (g) Nyquist plots for different concentrations of ARV on GE-G-Chi-Au/PtNP-CH-ARV/MAb-BSA; (h) Calibration curve for GE-G-Chi-Au/PtNP-CH-ARV/MAb-BSA with different concentrations of ARV. Error bar = RSD (n = 5). (a-1) 0, (b-1) 100.82 EID50 mL−1 ARV, (c-1) 101.82 EID50 mL−1 ARV, (d-1) 102.82 EID50 mL−1 ARV, (e-1) 103.82 EID50 mL−1 ARV, (f-1) 104.82 EID50 mL−1 ARV, (g-1) 105.82 EID50 mL−1 ARV, (f-1) 106.82 EID50 mL−1 ARV.

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