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. 2022 May 11;16:872743. doi: 10.3389/fncel.2022.872743

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Copyright © 2022 Muto, Hamoy, da Silva Ferreira, Hamoy, Lucas, de Mello and Rogez.

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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Baseline electroencephalogram (EEG) tracing, the signal obtained from the right hemisphere, using as a reference the left hemisphere with 1 s magnification (in the center), and the respective energy distribution spectrogram (right) (A); electrocorticographic (ECoG) tracing after diazepam (DZP) administration (5 mg/kg i.p.) (left), with 1-s amplification (center) and power distribution spectrogram (right) (B); ECoG record observed after the administration of extract of Euterpe oleracea stones (EEOS) (300 mg/kg i.p.), with magnification and spectrogram (C), ECoG tracing after administration of pentylenetetrazol (PTZ) 60 mg/kg i.p., with amplification containing 1 s of the recording in the tracing, and a spectral energy distribution graph (spectrogram) (D) (900 s record length).