<p>A, Strong DCN positivity in stroma (3+) and negative in carcinoma (0) (magnification 200×). B, Strong DCN positivity in carcinoma (3+), weak stromal positivity (1+) (200×). C, Moderate HSP90B1 positivity in carcinoma (1+) (200×). D, Strong HSP90B1 positivity in carcinoma (3+) (200×). Decorin antibody (Sigma-Aldrich, St. Louis, MO) used at a dilution of 1∶400. HSP90B1 antibody (Sigma-Aldrich, St. Louis, MO) used at a dilution of 1∶4000.</p
