Table 3. Renal tissue oxidative stress index.
| Group | CAT (U/mg) | SOD (U/mg) | MDA (nmol/mg) | BUN (mg/dL) |
|---|---|---|---|---|
| G1 | 56.73±4.10 | 554.40±50.44 | 0.52±0.12 | 17.10±2.42 |
| G2 | 48.19±6.67* | 486.10±51.78* | 0.75±0.20* | 14.90±2.37 |
| G3 | 55.69±9.26° | 553.80±82.41° | 0.55±0.13° | 16.53±3.80 |
*, compared with G1, P<0.05; °, compared with G2, P<0.05. G1: the sham group; G2: the CNP group; G3: the CNP + tetracycline group. CAT, catalase; SOD, superoxide dismutase; MDA, malondialdehyde.