Research Article
Protective Effect of Thalidomide on 2,4,6-Trinitrobenzenesulfonic Acid-Induced Experimental Colitis in Rats via the Inhibition of T Helper 17 Cells
| Score | Criteria |
| 0 | No damage | 1 | Hyperemia | 2 | Hyperemia and thickening without ulceration | 3 | Ulceration at a single site | 4 | Two or more sites of ulceration or inflammation | 5 | Ulceration or inflammation extending >1 cm along the length of colon | 6–10 | Damage covering >2 cm along the length of colon, with the score being increased by 1 for each additional centimeter of involvement |
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