Triple negative breast carcinoma with normal tissue microarray, containing 102 cases breast carcinoma with ER, PR and Her-2 all negative, 2 each of breast carcinoma with ER+, PR+ and Her-2+, (among them 89 cases invasive carcinoma of no special type, 4 mixed cancer, 8 medullary carcinoma, 2 each of carcinoid and micropapillary carcinoma, 1 each of neuroendocrine carcinoma, aggressive adenocarcinoma and mucinous adenocarcinoma), plus 4 breast tissue, single core per case