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. 2019 Aug 14;10:556. doi: 10.3389/fendo.2019.00556

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Copyright © 2019 Zhang, Wen, Li, Li, Li, Zhou, Wang, Liu, Lyu and Qi.

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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Phylogenetic analysis of the tac (A) and tacr (B) gene family in vertebrates. The phylogenetic tree was constructed by MEGA 6 using the neighbor-joining method. Data were resampled with 1,000 bootstrap replicates.