Moreover, the fluorescence intensity of AuNCs-MnO 2 NPs showed a clear trend with both probe concentration and GSH concentration ( Fig. 5c and d ), further confirming that AuNCs-MnO 2 NPs exhibit a GSH-triggered fluorescence “turn-on” response.
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Synthesis and characterization of a glutathione-responsive NIR-II fluorescent probe with Fenton-like reaction activity.
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