AIM To observe the change of leptin in the controlled Hyperstimulation and to study the correlation between the leptin levels and other reproductive hormones, FSH,LH, PRL, E 2, P and T.

• 目的 观察促排卵周期中瘦素的变化 ；探讨瘦素与卵泡刺激素 (FSH)、黄体生成素 (L H )、泌乳素 (PRL )、雌二醇(E2 )、孕酮 (P)、睾酮 (T)之间的关系 .