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OD2 expression in normal tongue, premalignant dysplasia, primary TSCC and lymph node metastasis tissue samples. Immunohistochemical analysis for SOD2 was performed as described in the Material and Methods on normal tongue mucosa (A), premalignant dyslasia (B), primary TSCC, and (C) lymph node metastasis tissue samples (D). Representative Images (×200) were shown.
