Figure 1 of Sumioka, Mol Vis 2008; 14:2272-2281.

Figure 1. Method for assaying spreading of the endothelial cell sheet in organ culture. A: After 24 h culture, the length of the endothelium path on the denuded area was measured. B: The spreading sheet of the endothelial cells lacks proliferating cell nuclear antigen (PCNA) at 24 h in the control culture.