Figure 3From: In vitro behaviour of endothelial cells on a titanium surface Images of the immunohistochemical assays: PECAM-1 on endothelial cells attached to titanium after (A) 24 hours, (B) 7 days and (C) 14 days, and to control surface after (D) 24 hours, (E) 7 days and (F) 14 days. Back to article page