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. 2017 May 19;11:145. doi: 10.3389/fncel.2017.00145

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Copyright © 2017 Wei, Sun and Luo.

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) or licensor 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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Experimental protocol. The protocol indicated in orange was only carried out in Experiment 1. The protocol indicated in blue was only carried out in Experiment 2. OB, olfactory bulbectomy; NOB, non-olfactory bulbectomy; SNL, spinal nerve ligation; PWT, paw withdrawal threshold; PWL, paw withdrawal latency; Dex, dexamethasone; i.t., intrathecal injection.