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The study of difference expression with PTEN and p16 proteins in gallbladder carcinoma and cholangiocarcinoma

崔平, 普苹, 赵晓霞, 吴韬, 杨世昆, 胡筑培

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Abstract

目的 探讨PTEN和p16抑癌基因在胆管癌和胆囊癌组织中的阳性表达及意义.方法用S-P免疫组化法测定PTEN、p16基因蛋白在63例胆管癌及胆囊癌石蜡标本的阳性表达率.结果胆管癌PTEN和p16阳性表达为42.4%和36.3%,低于胆囊癌的43.3%和46.6%(P>0.05);胆囊癌组低分化组p16表达明显低于高、中分化组(P<0.05);PTEN表达与分化程度差异无显著性(P>0.05),结论p16和PTEN基因在胆道恶性肿瘤组织中呈低表达,表明胆道恶性肿瘤的发生及发展有多基因变异或缺失。

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目的 探讨PTEN和p16抑癌基因在胆管癌和胆囊癌组织中的阳性表达及意义.方法用S-P免疫组化法测定PTEN、p16基因蛋白在63例胆管癌及胆囊癌石蜡标本的阳性表达率.结果胆管癌PTEN和p16阳性表达为42.4%和36.3%,低于胆囊癌的43.3%和46.6%(P>0.05);胆囊癌组低分化组p16表达明显低于高、中分化组(P<0.05);PTEN表达与分化程度差异无显著性(P>0.05),结论p16和PTEN基因在胆道恶性肿瘤组织中呈低表达,表明胆道恶性肿瘤的发生及发展有多基因变异或缺失。

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Available abstract

目的 探讨PTEN和p16抑癌基因在胆管癌和胆囊癌组织中的阳性表达及意义.方法用S-P免疫组化法测定PTEN、p16基因蛋白在63例胆管癌及胆囊癌石蜡标本的阳性表达率.结果胆管癌PTEN和p16阳性表达为42.4%和36.3%,低于胆囊癌的43.3%和46.6%(P>0.05);胆囊癌组低分化组p16表达明显低于高、中分化组(P<0.05);PTEN表达与分化程度差异无显著性(P>0.05),结论p16和PTEN基因在胆道恶性肿瘤组织中呈低表达,表明胆道恶性肿瘤的发生及发展有多基因变异或缺失。

Key concepts: PTEN, Gallbladder, Carcinoma, Cancer research, Expression (computer science), Medicine, Oncology, Internal medicine

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The study of difference expression with PTEN and p16 proteins in gallbladder carcinoma and cholangiocarcinoma — Research Paper | ScholarLens