Immunohistochemistry analysis of formalin-fixed, paraffin-embedded human stomach carcinoma section labelling p53 with Anti-p53 Antibody [Clone DO-1], at a 1:100 dilution. Rabbit Anti-Mouse IgG H&L Antibody (HRP) (A301453) was used as the secondary antibody, at a 1:100 dilution. DAB detection. Counterstain: hematoxylin (blue).