The expression of p63 is associated with the differential stage in nasopharyngeal carcinoma and EBV infection

Table 1 Expression of p63 immunohistochemical staining in the tissue chip

Nasopharyngeal carcinoma	n = 202	strong positive staining
Nasopharynx inflammation	n = 29	negative staining
Non-cancerous nasopharyngeal epidermis	n = 17	negative staining

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