Fig. 3: Catalytic properties and electro-responsiveness of RuX. | Nature Communications

Fig. 3: Catalytic properties and electro-responsiveness of RuX.

From: Lattice expansion in ruthenium nanozymes improves catalytic activity and electro-responsiveness for boosting cancer therapy

Fig. 3

a Schematic diagram of the catalytic reaction catalyzed by RuX. b Measurement of •OH generation through POD-like activity using TMB as a probe. c Measurement of •O2− generation through OXD-like activity using TMB as a probe. EPR spectra of (d) •OH and (e) •O2− trapped by 5,5-dimethyl-1-pyrroline-N-oxide (DMPO) at pH 6.5. f CAT-like activity of RuX decomposing H2O2 to produce O2. g GSHOx-like activity under various conditions. h Structural and optical photograph (inset) of VCS-TENG. i Output of VCS-TENG at different voltages. j Measurement of POD-like activity of RuX under electrical stimulation provided by VCS-TENG. k Measurement of OXD-like activity of RuX under electrical stimulation provided by VCS-TENG. Source data are provided as a Source Data file.

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