Fig. 2

Plasma levels of estradiol-17β (a) and 11-ketotestosterone (b) in experimental and control groups presented as the mean ± S.E.M. Numbers in columns were sample size. Different superscript letters (a, b) indicate significant differences between phases at P < 0.05 (Fisher’s PLSD post-hoc test). IC, initial control; C, control group; AI, the aromatase inhibitor-treated group