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Cornea grading according to the National Eye Institute scale
| Normal | DES | PBS | EGCG | GEH | |
|---|---|---|---|---|---|
| Score | 1.0±0.5 | 7.0±0.0 | 4.0±0.0 | 3.5±0.5 | 2.0±1.0 |
Note: n=5, means ± SD.
Abbreviations: DES, dry-eye syndrome; EGCG, epigallocatechin gallate; GEH, gelatin–EGCG with hyaluronic acid coating.
