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. 2022 Jul 26;20:344. doi: 10.1186/s12951-022-01553-z

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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/. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated in a credit line to the data.

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Fig. 14 — A The structure of TPETS and schematic illustration image-guided PDT mediated by T-TPETS nanodots in xenograft tumor model. B Confocal images of MCF-7, L-O2, and HepG2 cells after incubated with the T-TPETS nanodots. Red fluorescence: T-TPETS nanodots. Blue fluorescence: nuclei, green fluorescence: cytoskeleton. Scale bar: 20 μm. C Photographs of xenografts and tumors after different treatments. D Changes in tumor volume at different time points after treatment in the 4 groups (n = 3 per group). Data represent mean ± SD. Reproduced with permission [230].

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