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. 2018 Nov 8;13:7251–7273. doi: 10.2147/IJN.S173198

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© 2018 Huang et al. This work is published and licensed by Dove Medical Press Limited

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Representative images of H&E-stained corneal sections in the five groups.

Notes: (A) Corneal sections from controls, showing three to five epithelial layers. Corneal sections from (B) 0.1% benzalkonium chloride-treated eyes (DES mimic) and (C) PBS-treated eyes, showing destruction of the layered structure and sponge-like stroma. Corneal sections from (D) EGCG- and (E) GEH-treated eyes. (F) Thickness of corneal epithelium layers (^*P<0.05 compared with DES).

Abbreviations: DES, dry-eye syndrome; EGCG, epigallocatechin gallate; GEH, gelatin–EGCG with hyaluronic acid coating.