PLCL组的内腔表面未被ECs完全覆盖,在植入6周后仍可观察到裸露的纤维。然而,PGD-CAG/ACH11管腔表面已被细胞完全覆盖且连续光滑,未观察到单个纤维,与天然动脉血管的内表面形态相似。
The lumen surface of the PLCL graft was not completely covered by ECs and bare fibers could be observed after 6 weeks of implantation. However, the lumen surface was covered by ECs in PGD-CAG/ACH11 graft after implantation for 6 weeks and bare fibers were not observed, which was similar to the surface morphology of natural carotid artery.