Figure 4.
Schematic illustration of representative working mechanisms of metal ion‐responsive systems. The mechanism of peroxidase‐mimicking DNAzyme a), RNA‐cleaving DNAzyme b), and ionic bridging complex c). a,b) Reproduced with permission.[ 133 ] Copyright 2009, American Chemical Society. c) Reproduced with permission.[ 134 ] Copyright 1992, Nature Publishing Group.