结果CK19表达于有上皮异常增生的复层鳞状上皮基底上层和口腔鳞癌尤其是低分化鳞癌的癌细胞中。

Results CK19 was detectable in suprabasal cell layers in epithelial dysplasia and in oral cancer, especially in poor differentiated cancerous cells.

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用免疫组化技术检测了15例正常口腔粘膜、45例癌前病变和21例浸润性鳞癌标本的P53蛋白的表达。

P53 protein expression was studied with immunohistochemically in 15normal oral mucosas, 45 precancerous lesions and 21 invasive squamous cell carcinomas.

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方法：对15例口腔鳞癌手术切除的标本按照统一标准分为表面区、中心区、深层浸润区、癌旁区和正常组织5部分。

Method: Each specimens of 15 OSCC cases was divided into 5 parts, including surface, center, deep invasive part, tissue adjacent to carcinoma and normal part.

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