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. 2019 Jun 5;10:639. doi: 10.3389/fphar.2019.00639

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Copyright © 2019 Li, Zhang, Nie, Long, Qu and Yue

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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The effects of KR-12-a5 on viability of HBMSCs. (A) HBMSCs were treated with different concentrations of KR-12-a5 for 1, 3, and 5 days prior to measuring the cell viability by a CCK-8 test. (B, C) Cell cycle and cell apoptosis were carried out by flow cytometry after 48-h incubation with different concentrations of KR-12-a5.