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Table 2 Summary of P53 and Mdm-2 immunopositive cases in relation to histological grade and lymph node metastasis.

From: Image cytometric analysis of p53 and mdm-2 expression in primary and recurrent mucoepidermoid carcinoma of parotid gland: immunohistochemical study

Histological Grade P53 immunopositivity Mdm-2 immunopositivity
  Primary Recurrent Primary Recurrent
  N0 N1 N0 N1 N0 N1 N0 N1
Grade I 3 0 0 0 2 0 0 0
Grade II 5 3 0 3 4 3 0 1
Grade III 2 3 0 3 2 3 0 1
Total 10 6 0 6 8 6 0 2
Grand Total 16 6 14 2