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Study on the treatment of rats with benign prostatic hypertrophy by Masson Pine Pollen

CONG Tao,ZHAO Lin,BAO Shan-fen(Department of Nutrition,PLA General Hospital,Beijing 100853,China)  
Objective:To study about the treatment of rats with benign prostatic hypertrophy(BPH) by Masson pine pollen and its mechanism.Methods:24 SD rats were divided into 3 groups.The group 1 was fed with normal diets.The group 2 and group 3 were fed with 3 starch tablets(as placebo) and 3 Masson pine pollen tablets per day respectively before feeding,and they all be pair fed with group 1.After two weeks,group 1 was injected with olive oil(1ml·kg~(-1)) and group 2 and 3 were injected with testosterone propionate(4mg·kg~(-1)) which was mixed with olive oil for 2 weeks to establish the models of BPH.Feeding with the same way as before for 4 weeks, then all rats were killed.Results:The prostate hyperplasia symptoms of Masson pine pollen group was much better than placebo group.Testosterone level of group 3 was lower than that of group 2.Not only estradiol level, but also cholesterol content in serum of group 3 were the lowest.Conclusion:Masson Pine Pollen can improve the symptom of BPH by regulating the level of estradiol and testosterone.
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