TGFβ stimulated genes matrix metallopeptidase 2 (MMP2) [13], epiregulin (EREG) [14], and vascular endothelial growth factor A (VEGFA) [15] were also critical regulators of lung metastasis of breast cancer and correlated with the prognosis of breast cancer. The gene discussed is TGFB1; the disease is breast carcinoma.