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Morphological measurements performed in the mucosa, submucosa, and muscularis externa esophageal layers for control (CN) and melatonin-treated (MN) groups (mean ± SD).
| Control (CN) | Melatonin (MN) | |
|---|---|---|
| Mucosa thickness [μm] | 560.5 ± 79.9 | 540.5 ± 60.1 |
| Submucosa thickness [μm] | 1069.5 ± 27.6 | 1032.6 ± 253.2 |
| Muscularis externa thickness [μm] | 1850.5 ± 434.9 | 1790.6 ± 359.8 |
|
Cellular density of stratified squamous non-keratinized epithelium [cells/μm2] × 10−3 |
2.66 ± 0.3 | 1.92 ± 0.2 |
