Fig. 5From: H2O2 biosensor consisted of hemoglobin-DNA conjugate on nanoporous gold thin film electrode with electrochemical signal enhancementa Calibration curve of 0.5 mM concentration of H2O2 versus catalytic peak current and error bar with trend line equation and linear range (0.00025–5.0 mM) with a correlation coefficient of 0.9986; b amperometric response curves of Hb/DNA/NPGF addition of 30 nM, 62.5 nM, 125 nM, 250 nM and 500 nM H2O2 solutionBack to article page