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. 2020 Dec 15;14:608688. doi: 10.3389/fnins.2020.608688

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Copyright © 2020 Ma, Liu, Shao, Sun, Li, Fang, Li, Wang and Zhang.

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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Frequency connection matrices. (A) NC is normal control. (B) IBSbs: IBS-D baseline patients without acupuncture stimulation. (C) IBS1st: IBS-D patients with acupuncture stimulation. The color in the figure represents the frequency of edge connection between pairwise brain regions.