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Fig. 1 | BMC Cancer

Fig. 1

From: Discrepancy in p16 expression in patients with HPV-associated head and neck squamous cell carcinoma in Thailand: clinical characteristics and survival outcomes

Fig. 1

p16 immunohistochemistry in the FFPE section of tumor from tonsil shows diffuse strong nuclear and cytoplasmic positivity for p16 in more than 70% of tumor cells. The tumor is also positive for HPV DNA PCR (methylene blue counterstaining, original magnification × 100) (a). Frequencies of detection of p16 and HPV according to primary tumor site (b and c)

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BMC Cancer

ISSN: 1471-2407

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