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Histochemical staining of T27aT15 mouse cornea. Transverse paraffin sections (5 μm) from T27aT15 transgenic mouse (B) and from a littermate control (A) were stained with periodic acid Schiff and visualised (magnification, ×130) as described under materials and methods. The abbreviations used are epithelium (EP), the avascular stroma (S) containing 200–300 parallel lamellae of collagen, and endothelium (EN). Bar = 300 μm.
