山东大学耳鼻喉眼学报 ›› 2012, Vol. 26 ›› Issue (2): 27-31.

• 论文 • 上一篇    下一篇

高迁移蛋白A1与埃兹蛋白在喉癌组织中的表达及相关性研究

潘春晨1,张小鹏2,赖海春3,王德生3   

  1. 1.福建医科大学协和临床医学院,福州  350001;  2.暨南大学附属第一医院妇产科,广州  510632;
     3.福建医科大学附属协和医院耳鼻咽喉头颈外科,福州  350001
  • 收稿日期:2011-10-07 出版日期:2012-04-16 发布日期:2012-04-16
  • 通讯作者: 王德生,硕士生导师。Email:fzwds@yahoo.com
  • 作者简介:潘春晨,硕士研究生。Email:pccfz1985@gmail.com
  • 基金资助:

    福建省自然科学基金资助项目(2011J01174)

Expression and  relationship of HMGA1 and Ezrin in laryngeal carcinoma

PAN Chun-chen1, ZHANG Xiao-peng2, LAI Hai-chun3, WANG De-sheng3   

  1. 1. Xiehe Clinic Medicine College of Fujian Medical University, Fuzhou  350001, China;  2. Department of Gynecology and Obstetrics, The Affiliated First Hospital of Jinan University,  Guangzhou 510630, China; 3. Department of Otorhinolaryngology & Head and Neck Surgery, The Affiliate Union Hospital of  Fujian Medical University, Fuzhou  350001, China
  • Received:2011-10-07 Online:2012-04-16 Published:2012-04-16

摘要:

目的   探讨高迁移蛋白A1(HMGA1)与埃兹蛋白(Ezrin)在喉癌组织中的表达及关系。方法   采用免疫组织化学染色方法检测HMGA1、Ezrin蛋白在50例喉癌组织、30例喉不典型增生组织、30例喉息肉中的表达;采用实时定量PCR法检测HMGA1、Ezrin mRNA在30例喉癌组织及30例癌切缘组织的表达,统计分析二者表达与临床病理特征的相关性。结果   HMGA1和Ezrin蛋白、mRNA在喉癌组织中的阳性表达率均高于对照组(P<0. 05), HMGA1和Ezrin蛋白、mRNA表达与喉癌组织的临床分期(P<0.05)、组织学分级(P<0.05)及转移(P<0.05)相关,而与患者年龄、性别、吸烟差异无统计学意义(P>0.05)。喉癌组织中HMGA1及Ezrin蛋白、mRNA水平表达正相关(实时定量PCR,r=0.385,P=0.000;免疫组化,χ2=7.172,r=0.379,P=0.012)。结论   HMGA1与Ezrin在喉癌的侵袭、转移过程中发挥调控作用,可为喉癌的早期诊断和治疗提供新的分子指标。

关键词: 喉肿瘤;高迁移蛋白A1;埃兹蛋白;侵袭;转移

Abstract:

Objective   To investigate expression of HMGA1 and Ezrin in laryngeal carcinoma and analyze their clinical significance and relationship. Methods   Expression of proteins of HMGA1 and Ezrin was semi-quantitatively analyzed by SP immunohistochemical staining in 50 cases of laryngeal carcinoma. 30 cases of laryngeal polyp and 30 cases of atypical laryngeal hyperplasia were studied as controls. Expressions of mRNA of HMGA1 and Ezrin were analyzed by rea-time PCR in 30 cases of laryngeal carcinoma. Also, 30 cases of  cancer cutting-margin were studied as controls. Results   (1) The positive rates of HMGA1 protein were 68.0%(34/50), 53.0%(16/30) and 13.0%(4/30) in laryngeal carcinoma, atypical hyperplasia of laryngea and laryngeal polyps, while Ezrin protein were 64.0% (32/50), 50.0%(15/30) and 23.3%(7/30), respectively. (2) Expression of HMGA1 and Ezrin proteins and mRNA was closely related to clinical stage, pathological stage and lymph node metastasis (P<0.05), but not  patients′age, gender or tumor location(P>0.05). There was a positive correlation between the protein and mRNA expression of HMGA1 and Ezrin. (r=0.385,P=0.000, by real time PCR;χ2 =7.172,r=0.379,P=0.012, by IHC).  Conclusion   Over-expression of HMGA1 and Ezrin may contribute to the carcinogenesis, development and metastasis of laryngeal carcinoma. They may be new markersto evaluate the prognosis of laryngeal carcinoma.

Key words: Laryngeal carcinoma; High mobility group protein A1; Ezrin; Invasion; Metastasis

中图分类号: 

  • R739.6
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