Table 1.
mRNA expression profiles of 10 genes in the upper and lower thirds of colorectal tumors.
| mRNA (relative gene expression) | P | ||
|---|---|---|---|
| Upper third of the tumor | Lower third of the tumor | ||
| TS | 3.23 ± 1.73 | 2.94 ± 2.03 | N.S. |
| DPD | 0.32 + 0.28 | 0.40 ± 0.32 | 0.044 |
| TP | 4.04 ± 3.34 | 5.46 ± 3.86 | 0.023 |
| FPGS | 0.53 ± 0.21 | 0.48 ± 0.17 | N.S. |
| GGH | 23.14 ± 12.72 | 22.72 ± 15.42 | N.S. |
| DHFR | 5.21 ± 2.48 | 4.43 ± 2.21 | N.S. |
| ERCC1 | 1.40 ± 0.56 | 1.34 ± 0.57 | N.S. |
| TOPO-1 | 2.66 ± 0.94 | 2.39 ± 0.90 | N.S. |
| VEGF | 6.70 ± 4.13 | 9.32 ± 6.19 | 0.013 |
| EGFR | 1.19 ± 0.57 | 1.40 ± 0.69 | N.S. |