Impedance-Based Miniaturized Biosensor for Ultrasensitive and Fast Prostate-Specific Antigen Detection

<table>Impedance spectra for PSA sensing in human plasma sample for concentration (i) buffer, (ii) diluent (0.4 pg/ml), (iii) 1.4 pg/ml, (iv) 10.4 pg/ml and (v) 100.4 pg/ml.</table>

Journal of Sensors

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Figure 4

Figure 4: Impedance-Based Miniaturized Biosensor for Ultrasensitive and Fast Prostate-Specific Antigen Detection 