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Effects of AKE on the expression level of Muc4 on the ocular surface. (A) Immunohistochemical staining for Muc4; (B) Morphometric analysis of the Muc4-positive signal density in corneal sections from each group. The values in the bar graph represent the mean ± SE, n = 10. * p < 0.05 vs. normal mice, # p < 0.05 vs. vehicle-treated dry eye mice.
