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1·Umbilical vein, ductus venosus and venous ligament and ligamentum teres hepatis were anatomized, observed and measured.

解剖观测脐静脉、静脉导管及肝圆韧带、静脉韧带等。

2·Methods Human umbilical vein endothelial cells (HUVECs) were cultured in vitro.

方法体外培养人脐静脉内皮细胞，通过传代形成细胞的衰老模型。

3·Objective To explore the effect of umbilical vein catheterization on premature infants.

目的探讨脐静脉插管术在早产儿中的应用效果。

4·Conclusion Mifepristone can cause a hypoxic damage in the second trimester fetal umbilical vein.

结论米非司酮可造成中期妊娠脐静脉的缺氧性损伤。

5·Results:Human umbilical vein endothelial cells were subcultivated in vitro over 36 th generation.

结果：人脐静脉内皮细胞继代培养36代。

6·The influence of human umbilical vein endothelial cells on vascularization for acellular porcine dermis.

人脐静脉血管内皮细胞移植对脱细胞猪真皮早期血管化的影响。

7·AIM: to establish a stable method to isolate and culture human umbilical vein endothelial cells in vitro.

目的：建立稳定的人脐静脉内皮细胞分离和培养的方法。

8·Objective: To study the effect of endothelial lipase on the bionomics of human umbilical vein endothelial cell.

目的：探讨内皮脂肪酶对人脐静脉内皮细胞生物学特性的影响。

9·Objective:To study the effect of endothelial lipase(EL) on the bionomics of human umbilical vein endothelial cell(HUVEC).

目的：探讨内皮脂肪酶（EL）对人脐静脉内皮细胞（HUVEC）生物学特性的影响。

10·Objective To study the correlation between perinatal fetal prognosis and flow ratio of ductus venosus to umbilical vein (DV/UV).

目的本实验主要研究胎儿静脉导管（DV）血流量与脐静脉（UV）血流量比与围产儿预后的关系。