Figure 3From: Establishment of the mild, moderate and severe dry eye models using three methods in rabbits Images of the corneal fluorescein staining (16×). There was no punctate staining basically on the cornea of all eyes preoperative and right eyes at every time point postoperatively. The staining of the cornea in operated eyes increased gradually with time, and taken on different degrees in the three groups in the following order: group A < group B < group C.Back to article page