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. Author manuscript; available in PMC: 2015 May 28.
Published in final edited form as: Physiol Behav. 2014 Apr 13;131:7–16. doi: 10.1016/j.physbeh.2014.04.006

Fig. 7.

Fig. 7

Photomicrographs depicting Fos expression (black stain) in orexin-immunoreactive cells in the lateral hypothalamus (brown stain, panels A, B and C), and in GnRH-immunoreactive neurons (brown stain, panels D, E and F). No wheel: A and D; Locked wheel: B and E; Unlocked wheel: C and F. Bar in panel A represents 50 microns. Insets are at a 2-fold higher magnification.