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Expression of CKs, vimentin, and EGFR in DCIS and IDC
| CK8 | CK14 | CK18 | Vimentin | EGFR | Total case | |
| Stem cell phenotype | ||||||
| DCIS | + | + | + | + | + | 8 |
| IDC | + | + | + | + | + | 5 |
| Luminal cell phenotype | ||||||
| DCIS | + | + | +/− | − | − | 27 |
| IDC | + | + | +/− | − | − | 17 |
| Not classifiable | ||||||
| DCIS | + | + | + | +/− | +/− | 2 |
| IDC | + | + | + | +/− | +/− | 5 |
CK, cytokeratin; DCIS, ductal carcinoma in situ; EGFR, epidermal growth factor receptor; IDC, infiltrating ductal carcinoma.
