In vitro studies of insulin-like growth factor I and bone

被引:37
作者
Conover, CA [1 ]
机构
[1] Mayo Clin & Mayo Fdn, Endocrine Res Unit, Rochester, MN 55905 USA
关键词
insulin-like growth factor I; insulin-like growth factor-binding protein (IGFBP); IGFBP-4; and-5; IGFBP protease; osteoblast;
D O I
10.1016/S1096-6374(00)80020-9
中图分类号
Q2 [细胞生物学];
学科分类号
071009 ; 090102 ;
摘要
insulin-like growth factor I (IGF-I) stimulates osteoblastic cells in culture to proliferate and to synthesize bone matrix proteins. However, local IGF-I action is modulated by a family of IGF-binding proteins (IGFBPs) that, in turn, are modified by specific IGFBP proteases, All these components of the IGF-I regulatory system are present and operative in bone cells in vitro. (C) 2000 Harcourt Publishers Ltd.
引用
收藏
页码:107 / 110
页数:4
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