Figure 4From: Age-dependent role of steroids in the regulation of growth of the hen follicular wallEffects of testosterone and LH on proliferation of granulosa (A) and theca cells (B) from F3 follicles of young hens. Each bar represents the relative number of viable cells after 40 h of culture expressed in percent of the number of the cells prior to culture. Results are expressed as means ± SEM. Means with different letters differ significantly (at least P < 0.05).Back to article page