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. 2019 Feb 11;10:704. doi: 10.1038/s41467-019-08657-5

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© The Author(s) 2019

Open Access This 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 license, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons license 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 license, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 5 — Comparison of peroxidase-like activity of LaNiO_3-δ and other nanozymes. a Representative TEM images of Fe₃O₄ and Cu(OH)₂ at different magnifications. Scale bars: 500 nm. b PXRD patterns of Fe₃O₄ and Cu(OH)₂ (the red lines mark the reference patterns of Fe₃O₄ (JCPDS card number 01-1111) and Cu(OH)₂ (JCPDS card number 13-0420)). c Mass-normalized peroxidase-like activities of LaNiO_3-δ and other nanozymes. d Specific peroxidase-like activities of LaNiO_3-δ and other nanozymes. Source data are provided as a Source Data file