目的：研究视网膜发育过程中血管内皮生长因子（VEGF）和色素上皮衍生因子（PEDF）所起的调节作用及其机制。

Objective:To determine the role of vascular endothelial growth factor(VEGF)and pigment epithelium derived factor(PEDF)in vascularization of the developing retina.

youdao

目的：研究视网膜发育过程中血管内皮生长因子（VEGF）和色素上皮衍生因子（PEDF）所起的调节作用及其机制。

Objective:To determine the role of vascular endothelial growth factor(VEGF)and pigment epithelium derived factor(PEDF)in vascularization of the developing retina.

youdao