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. Author manuscript; available in PMC: 2016 Apr 1.
Published in final edited form as: Exp Gerontol. 2015 Feb 12;64:17–32. doi: 10.1016/j.exger.2015.02.007

Figure 2. Serum IGF-1 and IGFBP-3 concentrations do not recover after disuse in the aged rat.

Figure 2

Serum insulin (A), IGF-1 (B) and IGFBP-3 (C) of ambulatory (black bars), hind limb suspended (HS, white bars), and reloaded (HSRE, grey bars) rats at 6 and 32 months are depicted (n=8–10). Values are means ± SE; * indicates significant difference from ambulatory and # indicates significant difference from HS; p<0.05.