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. 2018 Feb 6;9:61. doi: 10.3389/fphar.2018.00061

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Copyright © 2018 Xiong, Cui, Yu, Wang and Song.

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 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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In vitro cytotoxicities of PEG-CD (A) and PEG-CD/AD nanoparticles (B) against HepG2 cells at different concentrations. Data are means ± standard deviation for three separate experiments.