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Nyquist plots and corresponding dose–response plots showing the electrochemical detection of P-domain concentrations of 1 pg/mL to 1 μg/mL using (a) GCE/4ABA/EDC+NHS/nanoMIP-1 and (b) GCE/4-ABA/EDC+NHS/nanoMIP-2; insets: equivalent electrochemical circuits. The error bars represent the standard deviation of the triplicate measurements.
