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Experimental cornea 4 hours after the procedure. Macrophages (M) appear on the corneal surface covered by pseudomembrane (arrows). Abnormal keratocyte (AK) with vacuolized cytoplasm (asterisk), blebbing (big arrowheads) and cytoplasmic fragments surrounded by cell's membrane (small arrowheads). Deeper in the cornea, a normal keratocyte (NK) may be seen, whose cytoplasmic and nuclear structures are typical for corneal stroma. Electron microphotograph. Original magnification × 3300.
