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. 2015 Aug 14;11:49. doi: 10.1186/s12990-015-0052-z

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© Tochiki et al. 2015

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 1 — Short general anesthesia does not modulate formalin induced spinal PERK expression. a Typical PERK expression in the ipsilateral superficial dorsal horn for each treatment group. Scale bar 50 µm. b PERK counts. LSD post hoc, **P < 0.01, Formalin vs. Sham groups. Data presented as mean ± SEM (n = 3 each group).