Fig. 5From: The number of polyploid giant cancer cells and epithelial-mesenchymal transition-related proteins are associated with invasion and metastasis in human breast cancerPGCCs in human breast tumors. a PGCCs in primary breast cancer with metastasis (group I; black arrowheads, H&E, ×400). b PGCCs in metastatic tumors (group II; black arrowheads, H&E, ×400). c PGCCs in primary breast cancer without metastasis (group III; black arrowheads, H&E, ×400). d PGCCs are absent in benign breast tumors (group IV; H&E, ×400)Back to article page