Effects of morphine dependency and its abstinence on serum concentrations of sex hormones and reproductive system in male rats

Background: null The study was performed to investigate the effects of morphine dependency and morphine withdrawal on the reproductive system of adult male rat(Wistar).  null null Methods: null 32 adult male rat divided into 5 groups. Animals in the control group (n=8) received normal saline (1ml/kg) twice daily subcutaneously for 30 consecutive days. Animals in dependent group (n=8) received morphine (10mg/ml/kg). In 2 other groups (n=4)...