Aptamer conformational switch as sensitive electrochemical biosensor for potassium ion recognition |
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| Authors: | Radi Abd-Elgawad O'Sullivan Ciara K |
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| Affiliation: | Nanobiotechnology and Bioanalysis Group, Department of Chemical Engineering, Universitat Rovira i Virgili, Tarragona 43007, Spain. abd.radi@urv.net |
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| Abstract: | We report the first use of an electrochemical aptasensor for selective potassium recognition, based on a conformational change, affording an electric signal transduced electrochemically by square wave voltammetry or electrochemical impedance spectroscopy. |
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