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. 2011 Feb 13;2011:159209. doi: 10.1093/ecam/nep132

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Copyright © 2011 Chiung-Hsiang Cheng et al.

This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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The effects of naltrindole and nor-binaltorphimine on EA-induced alterations in sleep. Neither naltrindole nor nor-binaltorphimine affected EA-induced enhancement of NREM sleep. *Represents a statistically significant difference between the values obtained from _ipketamine + PFS + EA/_ipketamine + natrindole + EA/_ipketamine + nor-binaltorphimine + EA and _ipketamine + PFS. The shaded area represents the values of mean ± SEM. The black horizontal bar on the x-axis represents the dark period of the 12 : 12 h light : dark cycle.