采集olk病损局部黏膜组织标本，采用免疫组织化学方法检测黏膜上皮细胞OPN表达。
Mucosal epithelium tissues of OLK local lesion were collected and examined for the expression of OPN by immunohistochemical method.
采集olk病损局部黏膜组织标本，采用免疫组织化学方法检测黏膜上皮细胞OPN表达。
Mucosal epithelium tissues of OLK local lesion were collected and examined for the expression of OPN by immunohistochemical method.
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