Fig. 4From: Pycnogenol a promising remedy for diabetic keratopathy in experimentally induced corneal alkali burns in diabetic ratsHistological examination in diabetes-inducing to ulcerated rats group (A, B, C, D, E) and control (F) group show (A and B) severe degenerative changes of both epithelium (EP) and the underlying stroma (ST) (C) blood vessels and leukocytic infiltration (D) fibrotic stroma with thickened Descementās membrane (E) Densely packed blue-stained collagen bundles, ciliary body hyperplasia(C) (F) highly ordered blue-stained lamellae of collagenous fibers (Trichrome stain)Back to article page