Item | Experimental groups | |||
---|---|---|---|---|
R1 | R2 | R3 | R4 | |
Small intestine length, (cm)* | 138.5c ± 0.87 | 152.1b ± 1.40 | 159.0a ± 1.70 | 152.5b ± 2.00 |
Villus height, (µm) | 359.7b ± 18.04 | 446.1a ± 13.40 | 423.5ab ± 16.13 | 473.7a ± 12.36 |
Crypt depth, (µm) | 68.7b ± 0.33 | 81.2a ± 2.29 | 80.2a ± 4.12 | 88.1a ± 3.02 |
Villus height: crypt depth | 5.24 ± 0.34 | 5.59 ± 0.28 | 5.28 ± 0.22 | 5.60 ± 0.28 |
Musculosa depth, (µm) | 112.8a ± 11.86 | 86.9b ± 3.44 | 94.1b ± 5.61 | 79.0b ± 2.90 |