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. 2022 May 27;4(2):277–286. doi: 10.3390/clockssleep4020024

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© 2022 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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The effect of YmP on 5-HT concentration. Mean (± SEM) 5-HT level of the hypothalamus (A) and PFC (B) in the Ym and YmP treated groups. * p < 0.05 vs. Normal (saline-treated group); one-way ANOVA followed by Tukey HSD. Yukmijihwang-tang (Ym); modified Yukmijihwang-tang (YmP); prefrontal cortex (PFC).