Table 2 Promoter methylation status of DACT1 in primary breast tumors
| Tissue | Samples (number) | DACT1promoter | Frequency of methylation | |
|---|---|---|---|---|
| Methylated | Unmethylated | |||
| Breast cancer tissues | 134 | 40 | 94 | 40/134 (29.9%) |
| Breast cancer surgical-margin tissues | 11 | 0 | 11 | 0/11 (0%) |
| Normal breast tissues | 15 | 0 | 15 | 0/15 (0%) |