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. Author manuscript; available in PMC: 2016 Sep 1.
Published in final edited form as: Anal Bioanal Chem. 2015 Jul 5;407(23):7239–7243. doi: 10.1007/s00216-015-8873-1

Fig. 2.

Fig. 2

Amperometric responses for standard protein mixtures in 5-fold diluted calf serum for (A) IL-6, (C) TNF-α, (E) CRP, and (E) IL-1β, developed by injecting a mixture of 1 mM HQ and 0.1 mM H2O2 at −0.2 V vs. Ag/AgCl and the corresponding calibration plots for (B) IL-6, (D) TNF-α, (F) CRP, and (H) IL-β.