Integrin expressed by BECs is the receptor of extracellular matrix such as fibronectin (Fn), and it is involved in modulation of proliferation, differentiation and metabolism of the cells.

• BEC表达的整合素分子是细胞外基质成分如纤维连接蛋白(Fn)的受体, 与细胞的生长、分化、代谢调控有关。