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Bcl-2在肺癌中的表达及意义
引用本文:闫海军,陈明伟. Bcl-2在肺癌中的表达及意义[J]. 临床肺科杂志, 2013, 18(1): 14-15
作者姓名:闫海军  陈明伟
作者单位:南京医科大学附属南京第一医院呼吸内科;西安交通大学医学院第一附属医院呼吸内科
摘    要:目的探讨Bcl-2蛋白在肺癌中的表达与肺癌临床病理因素的关系。方法采用免疫组织化学方法,检测肺癌组织中Bcl-2蛋白表达的情况。结果在49例肺癌组织中,Bcl-2蛋白的阳性表达率是34.7%,显著高于对照组(12.50%)(P〈0.05),在非小细胞肺癌组中随着病理分化程度不同,Bcl-2蛋白阳性表达呈显著性差异(P〈0.01);在小细胞肺癌和非小细胞肺癌组Bcl-2蛋白表达也具有统计学差异(P〈0.01)。结论Bcl-2基因蛋白阳性表达率在小细胞肺癌组中显著高于非小细胞肺癌组,并可作为早期诊断肺癌的标志物。

关 键 词:免疫组织化学  肺癌  Bcl-2基因  组织分化程度

Expression of Bcl-2 and its clinical significance in patients with lung cancer
YAN Hai-jun,CHEN Ming-wei. Expression of Bcl-2 and its clinical significance in patients with lung cancer[J]. Journal of Clinical Pulmonary Medicine, 2013, 18(1): 14-15
Authors:YAN Hai-jun  CHEN Ming-wei
Affiliation:1.Department of Respiratory Medicine,Nanjing First Affiliated Hospital,Nanjing Medical University,Nanjing 210006,China;2.Department of Respiratory of Medicine,the First Affiliated Hospital of Xi′an Jiao tong University,Xi′an,Shanxi 710061,China
Abstract:Objective To explore the relationship between the expression of Bcl-2 and pathological factors in patients with lung cancer. Methods The expression of Bel-2 was detected by immunohistochemical ultrasensitive TM S-P method. Results The positive expression rate of Bcl-2 was 34. 7% in 49 lung cancer tissues, which was obviously higher than 12.5% in the controls (P 〈0.01 ). With the different degrees of differentiation in the non-small cell lung cancer group, the positive expression of Bcl-2 showed statistical difference, and so did in the small cell lung cancer group ( P 〈 0. 01 ). Conclusion The expression level of Bcl-2 was obviously higher in SCLC than in NSCLC (P 〈0. 01 ), and it can be regarded as an important index in the early diagnosis of lung cancer.
Keywords:immunohistochemistry  lung cancer  Bcl-2 gene  differentiation degree
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