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. 2020 Dec 21;11:582355. doi: 10.3389/fgene.2020.582355

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Copyright © 2020 Gu, Liang, Liu and Li.

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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Population genetics analyses of 35 chickens. (A) Neighbor-joining tree constructed using p-distances between individuals. (B) Principal component analysis (PCA) of 35 chickens. (C) Genetic structure of chicken breeds. The length of each colored segment represents the proportion of the individual's genome from ancestral populations (k = 5). The population names are at the bottom of the figure. Dagu (DG), Emei Black (EM), Hetian (HT), Luhua (LH), Longsheng (LS), Nixi (NX), Niya (NY), Piao (P), Qianxiang (QX), Qingyuan (QY), Taoyuan (TY), Xianju (XJ), and Red jungle fowl (RJF).