Breast cancer tissue array, set 10, non-overlapping with BRC1541 to BRC1549 or BRC15411 to BRC15411 or BRC1543,154 cores from normal/benign (5 cases) and cancer (70 cases) tissues in duplicates with grading, TNM staging data, AR, ER, PR, HER2, P53, EGFR, Ki67 IHC data.