Figure 2From: Hypermethylated 14-3-3-σ and ESR1 gene promoters in serum as candidate biomarkers for the diagnosis and treatment efficacy of breast cancer metastasis 14-3-3-σ values measured in serum of patients with metastatic breast cancer disease before and after the first chemotherapy cycle. Wilcoxon signed rank test, P = 0.0045.Back to article page