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. 2022 Nov 4;14:213. doi: 10.1007/s40820-022-00958-7

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© The Author(s) 2022

Open AccessThis article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 3 — A V₂C MXenzymes for the treatment of ROS-mediated damages, which could effectively catalyze V2C O₂.^−· into O₂ and H₂O₂, decompose H₂O₂ into O₂ and H₂O, and eliminate ·OH. B The related mechanism of superoxide dismutase (SOD)-like performance of the MXenzyme. C The associated mechanism of catalase (CAT)-like performance of the MXenzyme. D The related mechanism of glutathione peroxidase (GPx)-like performance of the MXenzyme. POD peroxidase, NADP nicotinamide adenine dinucleotide phosphate, GR glutathione reductase, GSSG oxidized glutathione, GSH reduced glutathione.

Reproduced with permission from Ref. [73]. Copyright 2021 Springer Nature (CC BY 4.0)