Conclusion: Human umbilical cord veins are good substitutes for small-caliber arterial grafts.
结论：脐带静脉可作为小口径动脉移植的替代材料。
2
Methods Endothelial cells were acquired by filling collagen enzyme solution into the lumen of umbilicalveins and then cultured in M199 with 20% fetal bovine serum.
方法新鲜脐带内灌注胶原酶消化，获得内皮细胞，用含20%胎牛血清的M199液进行培养。
3
Endothelial cells were acquired by filling collagen enzyme solution into the lumen of umbilicalveins and then cultured in M199 with 20% fetal bovine serum.