An electrochemical sensor that relies on displacement of a 'neutralizer' from a surface-bound, charged probe molecule by the analyte enables the use of a single platform for the detection of multiple analytes irrespective of their charge.
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Burke, A., Gorodetsky, A. Taking charge of detection. Nature Chem 4, 595–597 (2012). https://doi.org/10.1038/nchem.1418
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DOI: https://doi.org/10.1038/nchem.1418
