a significant difference was found between the numbers of ag-nors in the nuclei of malignant salivary gland tumors , such as adenoid cystic carcinoma , mucoepidermoid tumor and adenocarcinoma ( with a mean of from 2.05 to 2.78 per nucleus ) and those of benign salivary gland , such as pleomorphic adenoma , adenolymphoma ( wartin tumor ) and clear cell adenoma ( with a mean of from 1.47 to 1.72 per nucleus ) .
C0036098
salivary gland
C0026277
pleomorphic adenoma