CD24, MMP1, MMP9, SDC1, COMP, GOLM1, POSTN, FN1, SPP1, CXCL10, WISP1, ERBB3, COL10A1, KRT19 and MMP11 were upregulated in breast cancer tissues compared with normal tissues (Figure 3A). The gene discussed is SDC1; the disease is breast cancer.