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. 2019 Dec 18;10:1436. doi: 10.3389/fphar.2019.01436

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Copyright © 2019 Li, Zhan, Chen, Jha and Chen

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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In vivo targeted delivery of DDC NPs. Fluorescent signal distribution of DDC NPs during the experiment (A). Quantitative analysis of fluorescent intensity in mice (B and C). Fluorescent intensity in organs and tumors (D). Quantitative analysis of fluorescent intensity in tissues (E).