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. Author manuscript; available in PMC: 2014 Feb 12.
Published in final edited form as: Neuroscience. 2012 Dec 10;231:182–194. doi: 10.1016/j.neuroscience.2012.12.002

Fig. 1.

Fig. 1

Basal changes in cAMP signaling in aged animals (19 months) as compared to young adult animals (3 months). (A) cAMP levels in the right parietal cortex, hippocampus, and thalamus from aged animals (n=8 at 15 min and n=7 at 60 min after sham surgery) were analyzed relative to cAMP levels from young adult animals (n=8 at 15 min and n=8 at 60 min after sham surgery). (B) Basal levels of phosphorylated CREB and total CREB in aged animals were analyzed relative to young adult animals in the right parietal cortex (n=12/group) and hippocampus (n=8/group). *P<0.05 for aged versus young adult.