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. 2021 Mar 30;12:645107. doi: 10.3389/fgene.2021.645107

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Copyright © 2021 Yang, Sun, Zhao, Li, Tan, Zheng, Feng, Liu, Wen 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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Neighbor-joining tree based on the whole-genome SNPs (A), candidate genes (B,C), and 5 random 100-Kb regions (D–H). The yellow line represents the Chahua chickens and Daweishan mini chickens, and the black line represents Line B.