Figure 12.

Neointimal thicknesses at different time points(× 200). Black arrows indicate vascular grafts, white arrows ingrown tissue, black double arrows neointimal thicknesses, and black stars the graft lumens. (A), (C), (E), and (G): A PU graft showing insignificant neointimal hyperplasia. (B), (D), (F), and (H): A PTFE graft showing obvious neointimal hyperplasia.

Hu et al. BMC Cardiovascular Disorders 2012 12:115   doi:10.1186/1471-2261-12-115
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