Fig. 4 | Scientific Reports

Fig. 4

From: Affordable ultrasensitive electrochemical detection of PCA3 for early prostate cancer diagnosis

Fig. 4The alternative text for this image may have been generated using AI.

(A) Voltammogram showing the responses generated by Au-GQD/SPE/Target. (B) Calibration curve of Au-GQD/SPE/Target obtained from CV analysis. (C) Nyquist plot of Au-GQD/SPE/Target at different concentrations. (D) Calibration curve of Au-GQD/SPE/Target derived from electrochemical impedance spectroscopy (EIS).

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