It has important role on bone remodeling , fetation and nerve development . its medical uses of curing diabetes mellitus , dawfism and osteoporosis are just developing . to obtain enough igf - 1 for basic or clinic research , we must choice an convenient method other than extraction from human materials , eg Igf - 1是一种多功能细胞增殖调控因子，它在骨重建、胚胎发育、神经生长等方面有重要作用，在糖尿病、侏儒症、骨质疏松等多种疾病的治疗中都有重要的应用价值。
