| DNA methylation levels – controls Mean ± std. deviation (in %) | DNA methylation levels – breast cancer patients Mean ± std. deviation (in %) | |||
---|---|---|---|---|---|
Genes | Peripheral blood cells | Mammary glandsa | Peripheral blood cells | Primary tumour | Lymph node metastasis |
ADAM23 | 2.13 ± 0.39 | 4.89 ± 2.32 | 2.50 ± 0.64 | 9.98 ± 10.32 | 9.94 ± 10.89 |
uPA | 1.29 ± 0.64 | 5.00 ± 3.80 | 2.20 ± 0.83 | 14.08 ± 16.88 | 9.45 ± 12.49 |
CXCL12 | 2.36 ± 0.52 | 4.00 ± 1.94 | 2.78 ± 1.14 | 13.41 ± 13.32 | 11.35 ± 9.81 |
TWIST1 | 4.44 ± 1.15 | 8.20 ± 6.29 | 4.15 ± 1.42 | 21.88 ± 16.68 | 15.23 ± 12.90 |
SNAI1 | 1.46 ± 0.58 | 3.80 ± 2.04 | 2.17 ± 1.01 | 6.04 ± 6.71 | 4.60 ± 2.04 |
SNAI2 | 2.37 ± 0.63 | 3.30 ± 1.34 | 3.46 ± 0.82 | 6.37 ± 4.49 | 5.44 ± 5.79 |