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Fig. 5 | Nanoscale Research Letters

Fig. 5

From: Alpha-Glucosidase Enzyme Biosensor for the Electrochemical Measurement of Antidiabetic Potential of Medicinal Plants

Fig. 5

a Cyclic voltammograms of PNPG (red) and PNPG + enzyme (blue) after 20 min in presence of 0.1 M phosphate buffer at pH 6.8 on the SP-CNT electrode, (a 1 ) decreasing attached p-NP oxidation peak, (a 2 ) growing released p-NP oxidation peak, (a 3 ) growing released p-NP reduction peak, (a 4 ) decreasing attached p-NP reduction peak; b decreasing and growing oxidation peak currents of the attached and the released p-NP; and c decreasing and growing reduction peak currents of the attached and the released p-NP

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