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Native Human prostate specific antigen(7820-0504) used for the evaluation of a biosensor performance for the identification and quantification of native PSA in human samples.
Initial test with PSA concentrations in PBS. (a) EIS spectra for: (i) buffer, (ii) 1?pg/ml, (iii) 10?pg/ml, (iv) 1?ng/ml and (v) 10?ng/ml; (b) normalized standard curve for data shown in the Figure 3(a).
From: Ganna Chornokur, Sunil K. Arya, Catherine Phelan, Richard Tanner, and Shekhar Bhansali,
“Impedance-Based Miniaturized Biosensor for Ultrasensitive and Fast Prostate-Specific Antigen Detection".
Journal of Sensors, vol. 2011, Article ID 983752.