Fig. 6

Scanning electron micrographs of the luminal surface of explanted PCL/PDO grafts at 12 weeks compared with native vessels. A Representative image of a neovessel (PCL/PDO graft). B Anastomotic site; the green dashed line represents the site of anastomosis. C Native vessel. D High magnification of the area within the brown dashed-line box in A. E Magnified portion of the anastomotic site, with suture holes indicated by yellow arrows; green line indicates anastomotic site and the transition from native vessel to neovessel). F Magnified image of autogenous rat aortic arch wall (green dashed-line box in C)