Fig. 1From: The impact of intraoperative radiotherapy on breast cancer: focus on the levels of angiogenic factorsThe level of TGF-β, EGF, FGF, DLL4, and VEGF in the peripheral blood and WF of breast cancer patients with and without IORT. Significant difference was found in the serum level of EGF (B), DLL4 (D), and VEGF (E) between before and after IORT. Results were analyzed with non-parametric Wilcoxon matched-pairs rank test and two-tailed Mann-Whitney U test. Values are the mean ± SEM; * = p < 0.05; ** = p < 0.01Back to article page