Table 3.
Expressions of p53 and bcl-2 proteins in lung tissues of rats induced by 3,4-benzopyrene treatment (Means±SD)
| Group | p53 | P value | Bcl-2 | P value |
|---|---|---|---|---|
| Before treatment: | ||||
| Tea Polyphenols | 0.34±0.31 | =0.599 | 0.76±0.47 | =0.401 |
| Model | 0.26±0.35 | 0.92±0.34 | ||
| 1 week: | ||||
| Tea Polyphenols | 3.20±1.30 | =0.214 | 2.00±1.44 | =0.013 |
| Model | 2.40±1.47 | 3.58±1.13 | ||
| 4 weeks: | ||||
| Tea Polyphenols | 3.96±1.31 | =0.136 | 2.38±1.40 | =0.019 |
| Model | 2.98±1.49 | 3.86±1.15 | ||
| 8 weeks: | ||||
| Tea Polyphenols | 4.66±0.91 | =0.008 | 3.34±1.64 | =0.022 |
| Model | 2.96±1.54 | 4.84±0.93 | ||
| 16 weeks: | ||||
| Tea Polyphenols | 4.20±0.97 | =0.129 | 3.02±1.61 | =0.038 |
| Model | 3.26±1.60 | 4.40±1.10 |