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. 2021 Mar 22;25(2):83–92. doi: 10.1080/19768354.2021.1902854

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© 2021 The Author(s). Published by Informa UK Limited, trading as Taylor & Francis Group

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Figure 4. — Delay of cued fear extinction in shock-exposed rats by SD. (A) Schematic timeline of experiment 3 procedures. Rats were deprived of sleep (SD) or not deprived of sleep (None) for 48 h after fear conditioning, and then, cued fear extinction 1 and extinction 2 were carried out. (B) The comparison of freezing behaviors in each session, conditioning, extinction 1 and extinction 2 (two-way ANOVA). (C) Freezing behaviors duration in each session between none and SD group (two-way ANOVA; Bonferroni post-hoc test, *P < 0.05, **P < 0.01).