Figure 3From: Immunohistochemical localization of urokinase-type plasminogen activator, urokinase-type plasminogen activator receptor and α2-antiplasmin in human corneal perforation: a case report Double immunostaining for u-PA (green) and u-PAR (red) in corneal tissue near the perforation. A merged image, with green and red channels shown separately. u-PA and u-PAR co-localization were seen in the corneal ulceration area. Magnification ×100.Back to article page