结论本研究表明，乳腺癌细胞中，不同类型的孕激素对雌激素代谢酶具有不同的作用。

Conclusions: The present study suggested that different type of progestins exerts different actions on sulfates and sulfotransferase in breast cancer cells.

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目的探讨雌激素替代疗法（ERT）对绝经后妇女血清血管紧张素转化酶（ACE）含量及血脂代谢的影响。

Objective To investigate the effect of estrogen replacement therapy (ERT) on serum angiotensin-converting-enzyme(ACE) levels and lipids metabolism in postmenopausal women(PMW).

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目的研究雌激素对老年雄性哺乳动物的植入骨的新生骨骨面积及对全身骨代谢的影响。

Objective To study the effect of estrogen on new bone formation in the implanted bone matrix in aged male rats and on general bone metabolism.

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