Abstract
The ductal carcinoma of the breast corresponds to the significant majority of tumors that affect the female breast. The ductal breast carcinoma in situ (DCIS) may progress to invasive ductal carcinoma (IDC), therefore some of the DCIS cells can coexist with invasive malignant cells, thus these cells are named as component in situ of invasive carcinoma (DCIS-IDC). Our group identified prev…