Serum E2(A), 25OHD (B), and PTH (C) for lean CTL (n = 8) and lean EnR (n = 8), and obese CTL (n = 7) and obese EnR (n = 7) rats at wk 0 and after 10 wk of dietary intervention. Bars are mean ± SEM. Within a time point (baseline or final), means without a common letter differ, P < 0.05. *Different from baseline (same group), P < 0.05.