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. 2022 Feb 8;10:825146. doi: 10.3389/fbioe.2022.825146

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Copyright © 2022 Wang, Yu and Hu.

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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Transwell assay. (A) Nuclei of the cell across the membrane were stained by Hoechst 33342 (blue) (scale bars = 50 μm). (B) Cell number in a view field was counted, respectively, in two groups.