Methods: Using sp immunohistochemical method, the PCNA indices and positive rate of P53 were examined in 46 paraffin-embedded specimens of tongue cancer diagnosed by pathology.
方法：应用免疫组化SP法，观察46例病理确诊的舌癌石蜡标本中pcna指数及P53阳性率的表达。
Methods: Using sp immunohistochemical method, the PCNA indices and positive rate of P53 were examined in 46 paraffin-embedded specimens of tongue cancer diagnosed by pathology.
方法：应用免疫组化SP法，观察46例病理确诊的舌癌石蜡标本中pcna指数及P53阳性率的表达。
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