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Cell proliferation of MC3T3-E1 treated with different concentrations of 5α-dihydrotestosterone (104–10-4 ng/mL) compared to the untreated cells. The results were obtained from three independent experiments in quadruplicates (n=4) and were expressed as mean ± standard deviation. *indicates a significant difference between the treated and control groups (P<0.05, one way ANOVA)
