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. 2023 Feb 13;13:1027254. doi: 10.3389/fonc.2023.1027254

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Copyright © 2023 Xie, Liu, Cai, Ye, Guo, Yang, Xiao, Tang and Liu

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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PEG-PLGA-PEG chemical structure, preparation of ¹⁸⁸Re-ECD-Lipiodol/hydrogel, and hepatoma animal model treatment. (A) Chemical structure of PEG-PLGA-PEG. (B) Optical images of ¹⁸⁸Re-ECD-Lipiodol/hydrogel, prepared by mixing PEG-PLGA-PEG (30% w/w) and ¹⁸⁸Re-ECDLipiodol in a 1:1 ratio. (C) ¹⁸⁸Re-ECD-Lipiodol/hydrogel was administered to N1-S1 hepatoma-bearing rats via intratumoral injection (60).