Sexual Development in Male Rats Treated With Cortisone

Immature male rats were treated with 1.0 mg cortisone acetate daily for 2 or 4 weeks starting at 23 days of age and were maintained on paired or ad libitum feeding regimes. Body, adrenal and thymus weights were reduced as compared to control animals. Actual testes weights were usually reduced less than body, liver or kidney weights. The ratios of testicular to body weight were significantly increased in the animals autopsied at the end of...