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Keywords:

  • cyclic voltammetry;
  • enzymes;
  • interfaces;
  • redox chemistry;
  • self-assembly
Thumbnail image of graphical abstract

A dynamic substrate that transduces a biological activity into an electrical signal has been developed (see scheme). The enzymatic conversion of a redox-inactive substrate presented at a self-assembled monolayer produced a redox-active product that is monitored electrochemically in real time.