Table 4.
Abnormal expression of C-myc mRNA and over-expression of C-myc gene in tissue array
| Histological grade | n | C-myc positive | P value |
| Esophagus | |||
| Paracancerous tissue | 30 | 17 | |
| I | 30 | 29 | P = 0.000 |
| II | 30 | 27 | |
| III | 30 | 20 | |
| Stomach | |||
| Paracancerous tissue | 30 | 28 | |
| I | 30 | 15 | P = 0.000 |
| II | 30 | 28 | |
| III | 30 | 25 | |
| Rectum | |||
| Paracancerous tissue | 20 | 16 | |
| I | 20 | 11 | P = 0.214 |
| II | 20 | 10 | |
| III | 20 | 13 | |
| Thyroid gland | |||
| Paracancerous tissue | 20 | 9 | |
| Follicular adenoma | 20 | 18 | P = 0.004 |
| Papillary carcinoma | 20 | 16 | |
| Hepar | |||
| Paracancerous tissue | 20 | 10 | |
| I | 20 | 11 | P = 0.813 |
| II | 20 | 10 | |
| III | 20 | 8 | |
| Colon | |||
| Paracancerous tissue | 20 | 10 | |
| I | 20 | 15 | P = 0.305 |
| II | 20 | 14 | |
| III | 20 | 11 | |
| Mammary gland | |||
| Paracancerous tissue | 20 | 7 | |
| Lobular hyperplasia | 20 | 12 | P = 0.133 |
| Fibroadenoma | 20 | 12 | |
| Lobular carcinoma | 20 | 10 | |
| DCIS | 20 | 15 |