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. 2010 Sep 20;13(9):856–860. [Article in Chinese] doi: 10.3779/j.issn.1009-3419.2010.09.04

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DNMT1和β-catenin在肺鳞癌、腺癌和癌旁正常肺组织中的表达(×400)。A：DNMT1在癌旁正常肺组织中阴性表达；B、C：DNMT1在肺鳞癌(B)和肺腺癌(C)中的细胞浆和细胞核表达；D：β-catenin在癌旁正常肺组织中的膜表达；E：β-catenin在肺鳞癌中的细胞浆和细胞核表达；F：β-catenin在肺腺癌中的细胞浆表达。

The expressions of DNMT1 and β-catenin in lung squamous cell carcinoma, adenocarcinoma and corresponding normal lung tissues (×400). A: The negative expression of DNMT1 in corresponding normal lung tissue; B, C: The cytoplasmic-nuclear expression of DNMT1 in lung squamous cell carcinoma (B) and adenocarcinoma (C); D: The membranous expression of β-catenin in corresponding normal lung tissue; E: The cytoplasmicnuclear expression of β-catenin in lung squamous cell carcinoma; F: The cytoplasmic expression of β-catenin in lung adenocarcinoma.