AIM To observe the effects of epidermal growth factor (EGF) and bovine pituitary extract (BPE) on human pituitary adenoma cells cultured in serum free medium.

• 目的 观察表皮生长因子 (EGF)和牛垂体提取物(BPE)在人垂体腺瘤细胞培养中的作用 .