Compared with non-metastatic breast cancer cells MDA-MB-453, MCF7, T47D, HCC202, and BT-474, the expression levels of TGFBI were higher in metastatic breast cancer cells BT-549, MDA-MB-231, DU-4475, and Hs-578-T (Fig. 2a). The gene discussed is TGFBI; the disease is breast carcinoma.