A total of 62 genes were screened out in GSE184717 and GSE183947.7 genes (CD74,TSPAN7,COL11A1, MMP11, CHRDL1, MELK, PITX1) proved to be associated with DMFS in BC patients, and seven of them (TSPAN7, CD74, MMP11, MELK, COL11A1, CHRDL1, PITX1) were verified by bc-GenExMiner. The gene discussed is COL11A1; the disease is breast cancer.