Table 3. Correlations of β-catenin or cyclin D1 expression and clinicopathological parameters in canine mammary tumors (CMTs).

M, membrane-associated; C, cytoplasm-associated. a denotes difference among CMTs and Normal mammary gland tissues, while b denotes difference among benign and malignant CMTs. Statistical analysis was performed by using chi-squafmembrane staining in normal tissue sectionred and Fisher's exact tests. IHS, immunohistochemical scores; CC, complex carcinoma; CMM, carcinoma and malignant myoepithelioma; EC, epithelial carcinoma.